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Matching images = 49516: 42444 photos, 7072 line drawings

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Symbol Scientific Name Common Name Number of Photos / Line Drawings
ABGR4 Abelia ×grandiflora (Rovelli ex André) Rehder [chinensis × uniflora] glossy abelia 1/0
ABES Abelmoschus esculentus (L.) Moench okra 3/0
HIES Hibiscus esculentus L.   4/0
ABMO Abelmoschus moschatus Medik. musk okra 3/0
HIAB Hibiscus abelmoschus L.   1/0
ABIES Abies fir 2/1
ABAL3 Abies alba Mill. silver fir 2/0
ABAM Abies amabilis (Douglas ex Louden) Douglas ex Forbes Pacific silver fir 16/0
ABBA Abies balsamea (L.) Mill. balsam fir 13/2
ABBR Abies bracteata (D. Don) D. Don ex Poit. bristlecone fir 8/0
ABCO Abies concolor (Gord. & Glend.) Lindl. ex Hildebr. white fir 21/0
ABFR Abies fraseri (Pursh) Poir. Fraser fir 5/1
ABGR Abies grandis (Douglas ex D. Don) Lindl. grand fir 6/0
ABGRG Abies grandis (Douglas ex D. Don) Lindl. var. grandis   6/0
ABLA Abies lasiocarpa (Hook.) Nutt. subalpine fir 18/0
ABLAA Abies lasiocarpa (Hook.) Nutt. var. arizonica (Merriam) Lemmon corkbark fir 1/0
ABLAL Abies lasiocarpa (Hook.) Nutt. var. lasiocarpa subalpine fir 20/0
ABMA Abies magnifica A. Murray California red fir 17/1
ABPR Abies procera Rehder noble fir 20/0
ABAB70 Abietinella abietina (Hedw.) Fleisch. abietinella moss 3/0
ABRON Abronia sand verbena 2/0
ABAM2 Abronia ameliae Lundell Amelia's sand verbena 1/0
ABAN Abronia angustifolia Greene purple sand verbena 4/0
ABBI Abronia bigelovii Heimerl Galisteo sand verbena 2/0
ABFR2 Abronia fragrans Nutt. ex Hook. snowball sand verbena 6/1
ABLA2 Abronia latifolia Eschsch. coastal sand verbena 7/0
ABMA2 Abronia maritima Nutt. ex S. Watson red sand verbena 7/0
ABME Abronia mellifera Douglas ex Hook. white sand verbena 2/0
ABNA Abronia nana S. Watson dwarf sand verbena 4/0
ABPO Abronia pogonantha Heimerl Mojave sand verbena 1/0
ABTU Abronia turbinata Torr. ex S. Watson transmontane sand verbena 6/0
ABUM Abronia umbellata Lam. pink sand verbena 11/0
ABUMU Abronia umbellata Lam. ssp. umbellata pink sand verbena 6/0
ABVI Abronia villosa S. Watson desert sand verbena 8/0
ABVIA Abronia villosa S. Watson var. aurita (Abrams) Jeps. desert sand verbena 6/0
ABVIV Abronia villosa S. Watson var. villosa desert sand verbena 3/0
ABPR3 Abrus precatorius L. rosarypea 5/0
ABUTI Abutilon Indian mallow 2/0
ABAB Abutilon abutiloides (Jacq.) Garcke ex Hochr. shrubby Indian mallow    
ABLI Abutilon americanum (L.) Sweet   1/0
ABHI Abutilon hirtum (Lam.) Sweet Florida Keys Indian mallow 2/0
ABIN Abutilon incanum (Link) Sweet pelotazo 1/0
ABMA8 Abutilon mauritianum (Jacq.) Medik. 2/0
ABME3 Abutilon megapotamicum (A. Spreng.) A. St.-Hil. & Naudin trailing abutilon 3/0
ABMO2 Abutilon mollicomum (Willd.) Sweet Sonoran Indian mallow    
ABSO Abutilon sonorae A. Gray   1/0
ABTH Abutilon theophrasti Medik. velvetleaf 4/0
ABAB3 Abutilon abutilon (L.) Rusby   0/1
ACACI Acacia acacia 4/1
ACAN10 Acacia aneura F. Muell. ex Benth. mulga 1/0
ACAN Acacia angustissima (Mill.) Kuntze prairie acacia 3/1
ACBA Acacia baileyana F. Muell. cootamundra wattle 1/0
ACBE Acacia berlandieri Benth. guajillo 2/0
ACBO4 Acacia boomanii Maiden Snowy River wattle 4/0
ACCA27 Acacia cardiophylla A. Cunn. ex Benth. wyalong wattle 4/0
ACCA21 Acacia catechu (L. f.) Willd. [excluded] black cutch 1/0
ACCO24 Acacia collinsii Saff. bull horn acacia 3/0
ACCO Acacia confusa Merr. small Philippine acacia 1/0
ACCO2 Acacia constricta Benth. whitethorn acacia 4/0
ACCO5 Acacia cornigera (L.) Willd. bullhorn wattle 1/0
ACCY2 Acacia cyclops A. Cunn. ex G. Don coastal wattle 2/0
ACDE3 Acacia dealbata Link silver wattle 1/0
ACDE Acacia decurrens (Wendl. f.) Willd. green wattle 1/0
ACEL Acacia elata A. Cunn. ex Benth. cedar wattle 1/0
ACFA Acacia farnesiana (L.) Willd. sweet acacia 3/0
ACGL4 Acacia glauca (L.) Moench acacia 1/0
ACGR Acacia greggii A. Gray catclaw acacia 11/0
ACGRW Acacia greggii A. Gray var. wrightii (Benth.) Isely catclaw acacia    
ACWR Acacia wrightii Benth.   2/0
ACKO Acacia koa A. Gray koa 1/0
ACLI8 Acacia ligulata Benth. acacia 1/0
ACLO Acacia longifolia (Andrews) Willd. Sydney golden wattle 1/0
ACLOS3 Acacia longifolia (Andrews) Willd. ssp. sophorae (Labill.) Court    
ACSO4 Acacia longifolia (Andrews) Willd. var. sophorae (Labill.) F. Muell. ex Benth.   1/0
ACMA Acacia macracantha Humb. & Bonpl. ex Willd. porknut 1/0
ACME80 Acacia mearnsii De Wild. black wattle 1/0
ACME Acacia melanoxylon R. Br. blackwood 1/0
ACMU Acacia muricata (L.) Willd. spineless wattle 1/0
ACNE4 Acacia neovernicosa Isely viscid acacia    
ACVE Acacia constricta Benth. var. vernicosa (Standl.) L.D. Benson   4/0
ACNI8 Acacia nigrescens Oliv. knobthorn 1/0
ACNI2 Acacia nilotica (L.) Willd. ex Delile gum arabic tree 1/0
ACPA8 Acacia paradoxa DC. paradox acacia    
ACAR15 Acacia armata R. Br.   1/0
ACPA81 Acacia parramattensis Tindale South Wales wattle 2/0
ACPI Acacia pinetorum F.J. Herm. pineland wattle 2/0
ACPO2 Acacia podalyriifolia A. Cunn. ex G. Don pearl wattle 6/0
ACPO3 Acacia polyacantha Willd. catechu tree 1/0
ACPR6 Acacia pravissima F. Muell. wedge-leaf wattle 3/0
ACPY3 Acacia pycnantha Benth. golden wattle 1/0
ACRE4 Acacia retusa (Jacq.) Howard catch and keep 2/0
ACRI4 Acacia riparia auct. non Kunth   1/0
ACRI Acacia rigidula Benth. blackbrush acacia 2/0
ACRO Acacia roemeriana Scheele roundflower catclaw 1/0
ACSA Acacia saligna (Labill.) Wendl. f. orange wattle 1/0
ACSC2 Acacia schaffneri (S. Watson) F.J. Herm. Schaffner's wattle 5/0
ACSE6 Acacia senegal (L.) Willd. gum arabic 2/0
ACSE7 Acacia seyal Delile talh 1/0
ACSP4 Acacia sphaerocephala Schltdl. & Cham. bee wattle 1/0
ACTO6 Acacia tortilis (Forssk.) Hayne umbrella thorn 2/0
ACTO Acacia tortuosa (L.) Willd. poponax 1/0
ACUN2 Acacia uncinata Lindl. 2/0
ACVE2 Acacia verticillata (L'Hér.) Willd. prickly Moses 1/0
ACVO Acacia vogeliana Steud. macata bourse bastard 1/0
ACXA3 Acacia xanthophloea Benth. fevertree 3/0
ACPI3 Acaena pinnatifida Ruiz & Pav. Argentinian biddy-biddy 1/0
ACAMW Acalypha amentacea Roxb. ssp. wilkesiana (Müll. Arg.) Fosberg Wilkes' acalypha 2/0
ACGR2 Acalypha gracilens A. Gray slender threeseed mercury 5/1
ACHI2 Acalypha hispida Burm. f. red-hot cat's tail 1/0
ACOS Acalypha ostryifolia Riddell pineland threeseed mercury 0/1
ACRH Acalypha rhomboidea Raf. common threeseed mercury 1/0
ACVI Acalypha virginica L. Virginia threeseed mercury 3/2
ACSH Acamptopappus shockleyi A. Gray Shockley's goldenhead 6/0
ACANT6 Acanthocereus triangle cactus 2/0
ACDU2 Acanthomintha duttonii (Abrams) Jokerst San Mateo thorn-mint 3/0
ACIL Acanthomintha ilicifolia (A. Gray) A. Gray San Diego thorn-mint 2/0
ACAU2 Acanthospermum australe (Loefl.) Kuntze Paraguayan starbur 0/1
ACHI Acanthospermum hispidum DC. hispid starbur 1/0
ACANT7 Acanthus acanthus 1/0
ACMO8 Acanthus mollis L. bear's breech 2/0
ACPOP Acanthus polystachyus Delile var. pseudopubescens Cufod.    
ACPU4 Acanthus pubescens Engl.   1/0
ACSP7 Acanthus spinosus L. spine acanthus 6/0
ACSC5 Acarospora schleicheri (Ach.) A. Massal. Schleicher's cracked lichen 3/0
ACMU5 Acaulon muticum (Hedw.) Müll. Hal. acaulon moss 3/0
ACTR4 Acaulon triquetrum (Spruce) Müll. Hal. acaulon moss 6/0
ACER Acer maple 1/1
ACFL Acer barbatum Michx. southern sugar maple    
ACBA3 Acer barbatum Michx.   4/0
ACCA5 Acer campestre L. hedge maple 4/0
ACCI Acer circinatum Pursh vine maple 5/1
ACCI5 Acer cissifolium (Siebold & Zucc.) K. Koch ivyleaf maple 2/0
ACGI Acer ginnala Maxim. Amur maple 5/0
ACGL Acer glabrum Torr. Rocky Mountain maple 3/1
ACGLD3 Acer glabrum Torr. var. diffusum (Greene) Smiley Rocky Mountain maple 3/0
ACGLD4 Acer glabrum Torr. var. douglasii (Hook.) Dippel Douglas maple 5/0
ACGLN2 Acer glabrum Torr. var. neomexicanum (Greene) Kearney & Peebles New Mexico maple    
ACGLN Acer glabrum Torr. ssp. neomexicanum (Greene) E. Murray   1/0
ACGLT2 Acer glabrum Torr. var. torreyi (Greene) Smiley Torrey maple 1/0
ACGR3 Acer grandidentatum Nutt. bigtooth maple 8/0
ACGR14 Acer griseum (Franch.) Pax paperbark maple 3/0
ACJA2 Acer japonicum Thurb. Amur maple 4/0
ACMA3 Acer macrophyllum Pursh bigleaf maple 9/0
ACNE2 Acer negundo L. boxelder 20/2
ACNEN Acer negundo L. var. negundo boxelder 3/0
NEAC Acer negundo L. var. variegatum Jacques   3/0
ACNI5 Acer nigrum Michx. f. black maple 4/1
ACPA2 Acer palmatum Thunb. Japanese maple 11/0
ACPE Acer pensylvanicum L. striped maple 5/1
ACPL Acer platanoides L. Norway maple 8/0
ACPS Acer pseudoplatanus L. sycamore maple 3/0
ACRU Acer rubrum L. red maple 11/1
ACRUD Acer rubrum L. var. drummondii (Hook. & Arn. ex Nutt.) Sarg. Drummond's maple 9/0
ACDR Acer drummondii Hook. & Arn. ex Nutt.   0/1
ACRUR Acer rubrum L. var. rubrum red maple    
ACST Acer rubrum L. var. tomentosum Tausch   0/1
ACRUT Acer rubrum L. var. trilobum Torr. & A. Gray ex K. Koch red maple    
ACCA9 Acer carolinianum Walter   0/1
ACSA2 Acer saccharinum L. silver maple 11/1
ACSA3 Acer saccharum Marsh. sugar maple 12/1
ACSP2 Acer spicatum Lam. mountain maple 5/1
ACTA80 Acer tataricum L. tatarian maple 4/0
ACHIL Achillea yarrow 1/0
ACFI Achillea filipendulina Lam. fernleaf yarrow 1/0
ACMI2 Achillea millefolium L. common yarrow 18/1
ACMIB Achillea millefolium L. var. borealis (Bong.) Farw. boreal yarrow    
ACBO Achillea borealis Bong.   0/1
ACMIO Achillea millefolium L. var. occidentalis DC. western yarrow 4/0
ACLA5 Achillea angustissima Rydb.   2/1
ACTO3 Achillea angustissima Rydb.   1/0
ACPT Achillea ptarmica L. sneezeweed 0/1
ACTR Achlys triphylla (Sm.) DC. sweet after death 3/0
ACAR14 Achnatherum aridum (M.E. Jones) Barkworth Mormon needlegrass    
STAR2 Stipa arida M.E. Jones   0/1
ACBL Achnatherum ×bloomeri (Bol.) Barkworth [hymenoides × occidentale]    
ORBL Oryzopsis bloomeri (Bol.) Ricker   0/1
ACCU6 Achnatherum curvifolium (Swallen) Barkworth Guadalupe ricegrass    
STCU2 Stipa curvifolia Swallen   0/1
ACDI10 Achnatherum diegoense (Swallen) Barkworth San Diego needlegrass    
STDI Stipa diegoensis Swallen   0/1
ACEM4 Achnatherum eminens (Cav.) Barkworth southwestern needlegrass    
STEM2 Stipa eminens Cav.   0/1
ACHE10 Achnatherum hendersonii (Vasey) Barkworth Henderson's needlegrass    
ORHE Oryzopsis hendersonii Vasey   0/1
ACHY Achnatherum hymenoides (Roem. & Schult.) Barkworth Indian ricegrass 8/0
ERCU9 Eriocoma cuspidata Nutt.   0/1
ORHY Eriocoma cuspidata Nutt.   7/1
ACLA8 Achnatherum latiglume (Swallen) Barkworth Sierra needlegrass    
STLA2 Stipa latiglumis Swallen   0/1
ACLEL Achnatherum lemmonii (Vasey) Barkworth var. lemmonii Lemmon's needlegrass    
STLE2 Achnatherum lemmonii (Vasey) Barkworth ssp. lemmonii   0/1
ACLE9 Achnatherum lettermanii (Vasey) Barkworth Letterman's needlegrass    
STLE4 Stipa lettermanii Vasey   0/1
ACLO7 Achnatherum lobatum (Swallen) Barkworth littleawn needlegrass    
STLO3 Stipa lobata Swallen   0/1
ACNED Achnatherum nelsonii (Scribn.) Barkworth ssp. dorei (Barkworth & Maze) Barkworth Dore's needlegrass    
STCO3 Achnatherum nelsonii (Scribn.) Barkworth var. dorei (Barkworth & Maze) Dorn   1/1
ACNEN2 Achnatherum nelsonii (Scribn.) Barkworth ssp. nelsonii Columbia needlegrass 2/0
STWI Stipa columbiana Macoun var. nelsonii (Scribn.) H. St. John   0/1
ACOCC Achnatherum occidentale (Thurb.) Barkworth ssp. californicum (Merr. & Burtt Davy) Barkworth California needlegrass    
STCA2 Achnatherum nelsonii (Scribn.) Barkworth ssp. longiaristatum (Barkworth & Maze) Barkworth   0/1
ACOCO Achnatherum occidentale (Thurb.) Barkworth ssp. occidentale western needlegrass    
STOC2 Stipa occidentalis Thurb.   0/1
ACOCP Achnatherum occidentale (Thurb.) Barkworth ssp. pubescens (Vasey) Barkworth pubescent western needlegrass    
STEL2 Stipa elmeri Piper & Brodie ex Scribn.   0/1
ACPA13 Achnatherum parishii (Vasey) Barkworth Parish's needlegrass 2/0
ACPI2 Achnatherum pinetorum (M.E. Jones) Barkworth pine needlegrass    
STPI2 Stipa pinetorum M.E. Jones   0/1
ACRI8 Achnatherum richardsonii (Link) Barkworth Richardson's needlegrass    
STRI2 Stipa richardsonii Link   0/2
ACRO7 Achnatherum robustum (Vasey) Barkworth sleepygrass    
STRO3 Stipa robusta (Vasey) Scribn.   0/1
ACSC11 Achnatherum scribneri (Vasey) Barkworth Scribner needlegrass    
STSC2 Stipa scribneri Vasey   1/1
ACSP12 Achnatherum speciosum (Trin. & Rupr.) Barkworth desert needlegrass 3/0
STSP3 Stipa speciosa Trin. & Rupr.   1/1
ACST7 Achnatherum stillmanii (Bol.) Barkworth Stillman's needlegrass    
STST2 Stipa stillmanii Bol.   0/1
ACTH7 Achnatherum thurberianum (Piper) Barkworth Thurber's needlegrass 2/0
STTH2 Stipa thurberiana Piper   0/1
ACWE3 Achnatherum webberi (Thurb.) Barkworth Webber needlegrass    
ORWE Oryzopsis webberi (Thurb.) Benth. ex Vasey   0/1
ACIDA Acidanthera acidanthera 1/0
ACAR2 Acinos arvensis (Lam.) Dandy basil thyme    
CLAC5 Acinos thymoides (L.) Moench   0/1
ACFE2 Aciphylla ferox W.R.B. Oliv. fierce Spaniard 1/0
ACLO2 Acleisanthes longiflora A. Gray angel's trumpets 1/0
ACOP Acmella oppositifolia (Lam.) R.K. Jansen oppositeleaf spotflower 1/0
ACOPR Acmella oppositifolia (Lam.) R.K. Jansen var. repens (Walter) R.K. Jansen oppositeleaf spotflower    
SPAM3 Acmella repens (Walter) Rich.   0/1
SPAMR3 Acmella repens (Walter) Rich.   0/1
ACWR4 Acoelorrhaphe wrightii (Griseb. & H. Wendl.) H. Wendl. ex Becc. Everglades palm 1/0
ACONI Aconitum monkshood 2/0
ACCO4 Aconitum columbianum Nutt. Columbian monkshood 9/1
ACCOC3 Aconitum columbianum Nutt. ssp. columbianum Columbian monkshood 7/0
ACDED3 Aconitum delphiniifolium DC. ssp. delphiniifolium larkspurleaf monkshood 1/0
ACFI3 Aconitum fischeri Rchb. Fischer monkshood 1/0
ACNA Aconitum napellus L. Venus' chariot 2/0
ACNO2 Aconitum noveboracense A. Gray ex Coville northern blue monkshood 6/1
ACRE Aconitum reclinatum A. Gray trailing white monkshood 1/1
ACUN Aconitum uncinatum L. southern blue monkshood 5/1
ACAM Acorus americanus (Raf.) Raf. sweetflag 2/0
ACCA10 Acorus calamus auct. non L.   0/1
ACCA4 Acorus calamus L. calamus 2/1
ACGR15 Acorus gramineus Sol. ex Aiton grassleaf sweet flag 1/0
ACNA2 Acourtia nana (A. Gray) Reveal & King dwarf desertpeony 2/0
PENA5 Perezia nana A. Gray   1/0
ACRU3 Acourtia runcinata (Lag. ex D. Don) B.L. Turner featherleaf desertpeony 1/0
ACWR5 Acourtia wrightii (A. Gray) Reveal & King brownfoot 3/0
ACRA6 Acrachne racemosa (Roem. & Schult.) Ohwi goosegrass 1/0
ACMA5 Acroceras macrum Stapf Nile grass 1/0
ACRE3 Acroptilon repens (L.) DC. hardheads 1/0
ACAU3 Acrostichum aureum L. golden leatherfern 1/0
ACAR18 Actaea arizonica (S. Watson) J. Compton Arizona bugbane    
CIAR Cimicifuga arizonica S. Watson   1/0
ACPA Actaea pachypoda Elliot white baneberry 8/0
ACAL7 Actaea alba auct. non (L.) Mill.   0/1
ACPO11 Actaea podocarpa DC. mountain bugbane    
CIAM Actaea cordifolia DC.   0/1
ACRAR Actaea racemosa L. var. racemosa black bugbane    
CIRA Cimicifuga racemosa (L.) Nutt.   5/1
ACRU14 Actaea rubifolia (Kearney) Kartesz Appalachian bugbane    
CICO4 Actaea cordifolia auct. non DC.   0/1
ACRU2 Actaea rubra (Aiton) Willd. red baneberry 11/1
ACRUA8 Actaea rubra (Aiton) Willd. ssp. arguta (Nutt.) Hultén red baneberry 1/0
ACAR7 Actaea arguta Nutt.   1/0
ACRUR2 Actaea rubra (Aiton) Willd. ssp. rubra red baneberry    
ACSPR3 Actaea spicata L. ssp. rubra (Aiton) Hultén   2/0
ACCH5 Actinidia chinensis Planch. kiwi 1/0
ADDI3 Adansonia digitata L. baobab 13/0
ADRI Adelia ricinella L. wild lime 1/0
ADPA Adenanthera pavonina L. red beadtree 2/0
ADENI Adenium desert rose 1/0
ADOB2 Adenium obesum (Forssk.) Roem. & Schult. desert-rose 9/0
ADBI Adenocaulon bicolor Hook. American trailplant 5/1
ADPO Adenophyllum porophylloides (A. Gray) Strother San Felipe dogweed 4/0
ADFA Adenostoma fasciculatum Hook. & Arn. chamise 12/0
ADFAF Adenostoma fasciculatum Hook. & Arn. var. fasciculatum chamise 2/0
ADSP Adenostoma sparsifolium Torr. redshank 10/0
ADIAN Adiantum maidenhair fern 1/0
ADAL Adiantum aleuticum (Rupr.) Paris Aleutian maidenhair 3/0
ADCA Adiantum capillus-veneris L. common maidenhair 3/2
ADHI Adiantum hispidulum Sw. rough maidenhair 1/0
ADJO Adiantum jordanii C.H. Mull. California maidenhair 2/0
ADPE Adiantum pedatum L. northern maidenhair 8/2
ADPU Adiantum pulverulentum L. glossy maidenhair 1/0
ADFU Adlumia fungosa (Aiton) Greene ex Britton, Sterns & Poggenb. allegheny vine 2/1
ADAN Adonis annua L. blooddrops 0/1
ADVE Adonis vernalis L. spring pheasant's eye 2/0
ADMO Adoxa moschatellina L. muskroot 8/1
AECHM Aechmea livingvase 3/0
AEFA3 Aechmea fasciata (Lindl.) Baker urnplant 1/0
AELI Aechmea lingulata (L.) Baker West Indian livingvase 1/0
AEGIL Aegilops goatgrass 1/0
AEBI Aegilops bicornis (Forssk.) Jaub. & Spach goatgrass 1/0
AECO Aegilops comosa Sm. goatgrass 1/0
AECR Aegilops crassa Boiss. Persian goatgrass 1/0
AECY Aegilops cylindrica Host jointed goatgrass 1/1
AEGE Aegilops geniculata Roth ovate goatgrass 1/0
AELO Aegilops longissima Schweinf. & Muschl. goatgrass 1/0
AELO2 Aegilops lorentii Hochst. Lorent's goatgrass    
AEBI2 Aegilops biuncialis Vis.   1/0
AESP2 Aegilops speltoides Tausch goatgrass 1/0
AETR Aegilops triuncialis L. barbed goatgrass 1/1
AEVE Aegilops ventricosa Tausch goatgrass 1/0
AEPO Aegopodium podagraria L. bishop's goutweed 0/1
AECE Aegopogon cenchroides Humb. & Bonpl. relaxgrass 2/0
AETE Aegopogon tenellus (DC.) Trin. fragilegrass 0/1
AEONI Aeonium aeonium 3/0
AEAR4 Aeonium arboreum (L.) Webb & Berthel. tree aenium 1/0
AEHA2 Aeonium haworthii Webb & Bethel. Haworth's aeonium 2/0
AEUN Aeonium undulatum Webb & Bethel. saucer-plant 3/0
AEAM Aeschynomene americana L. shyleaf 3/1
AEEL2 Aeschynomene elaphroxylon (Guill. & Perr.) Taubert ambatch 1/0
AEIN Aeschynomene indica L. Indian jointvetch 2/0
AERU Aeschynomene rudis Benth. zigzag jointvetch 1/0
AESE2 Aeschynomene sensitiva Sw. sensitive jointvetch 1/0
AEVI3 Aeschynomene virginica (L.) Britton, Sterns & Poggenb. Virginia jointvetch 4/1
AEVI Aeschynomene viscidula Michx. sticky jointvetch 1/0
AESCU Aesculus buckeye 1/1
AECA Aesculus californica (Spach) Nutt. California buckeye 15/0
AEFL Aesculus flava Aiton yellow buckeye 2/0
AEOC2 Aesculus octandra Marshall var. virginica Sarg.   7/2
AEGL Aesculus glabra Willd. Ohio buckeye 10/1
AEGLA Aesculus glabra Willd. var. arguta (Buckley) B.L. Rob. Ohio buckeye    
AEAR2 Aesculus arguta Buckley   0/1
AEHI Aesculus hippocastanum L. horse chestnut 5/1
AEPA2 Aesculus parviflora Walter bottlebrush buckeye 1/0
AEPA Aesculus pavia L. red buckeye 11/2
AECY2 Aethusa cynapium L. fool's parsley 1/1
AFFA Afrocarpus falcatus (Thunb.) C.N. Page yellowwood 3/0
AFAF Afzelia africana Sm. ex Pers. African mahogany 1/0
AFBE Afzelia bella Harms pretty afzelia 1/0
AFQU Afzelia quanzensis Welw. pod mahogany 4/0
AGAP3 Agalinis aphylla (Nutt.) Raf. scaleleaf false foxglove 1/0
AGAS2 Agalinis aspera (Douglas ex Benth.) Britton tall false foxglove 0/1
AGAU3 Agalinis auriculata (Michx.) S.F. Blake earleaf false foxglove    
OTAU Aureolaria auriculata (Michx.) Farw.   0/1
AGDE6 Agalinis densiflora (Benth.) S.F. Blake Osage false foxglove    
OTDE Gerardia densiflora Benth.   0/1
AGFA2 Agalinis fasciculata (Elliot) Raf. beach false foxglove 5/1
AGGA Agalinis gattingeri (Small) Small roundstem false foxglove 0/1
AGHE4 Agalinis heterophylla (Nutt.) Small ex Britton prairie false foxglove 2/1
AGLI2 Agalinis linifolia (Nutt.) Britton flaxleaf false foxglove 0/1
AGMA3 Agalinis maritima (Raf.) Raf. saltmarsh false foxglove 1/1
AGMAM Agalinis maritima (Raf.) Raf. var. maritima saltmarsh false foxglove 1/0
AGOB Agalinis obtusifolia Raf. tenlobe false foxglove    
AGPA16 Agalinis decemloba (Greene) Pennell   0/1
AGPA12 Agalinis paupercula (A. Gray) Britton smallflower false foxglove 0/1
AGPU5 Agalinis purpurea (L.) Pennell purple false foxglove 4/2
GEPU7 Agalinis purpurea (L.) Pennell var. carteri Pennell   1/0
AGSE3 Agalinis setacea (J.F. Gmel.) Raf. threadleaf false foxglove 0/1
GESE5 Agalinis holmiana Pennell   1/0
AGSK Agalinis skinneriana (Alph. Wood) Britton Skinner's false foxglove 0/1
AGTE3 Agalinis tenuifolia (Vahl) Raf. slenderleaf false foxglove 2/1
AGTEM Agalinis tenuifolia (Vahl) Raf. var. macrophylla (Benth.) S.F. Blake slenderleaf false foxglove    
AGBE Agalinis besseyana (Britton) Britton   0/1
AGTET Agalinis tenuifolia (Vahl) Raf. var. tenuifolia slenderleaf false foxglove    
GETE6 Gerardia tenuifolia Vahl   1/0
AGAPA2 Agapanthus agapanthus 2/0
AGAF Agapanthus africanus (L.) Hoffsgg. lily of the Nile 1/0
AGPRO Agapanthus praecox Willd. ssp. orientalis (F.M. Leight.) F.M. Leight. 2/0
AGOR4 Agapanthus orientalis F.M. Leighton   3/0
AGPO2 Agarista populifolia (Lam.) W.S. Judd Florida hobblebush    
LEPO4 Andromeda populifolia Lam.   3/0
AGFO Agastache foeniculum (Pursh) Kuntze blue giant hyssop    
AGAN3 Agastache anethiodora (Nutt.) Britton   0/1
AGNE2 Agastache nepetoides (L.) Kuntze yellow giant hyssop 3/1
AGOC Agastache occidentalis (Piper) A. Heller western giant hyssop 2/0
AGPA Agastache pallidiflora (A. Heller) Rydb. Bill Williams Mountain giant hyssop 6/0
AGPAN Agastache pallidiflora (A. Heller) Rydb. ssp. neomexicana (Briq.) Lint & Epling Bill Williams Mountain giant hyssop 2/0
AGPA2 Agastache parvifolia Eastw. smallleaf giant hyssop 5/0
AGSC Agastache scrophulariifolia (Willd.) Kuntze purple giant hyssop 0/1
AGSCM Agastache scrophulariifolia (Willd.) Kuntze var. mollis (Fernald) A. Heller   1/0
AGUR Agastache urticifolia (Benth.) Kuntze nettleleaf giant hyssop 7/0
AGURU Agastache urticifolia (Benth.) Kuntze var. urticifolia nettleleaf giant hyssop 2/0
AGWR Agastache wrightii (Greenm.) Woot. & Standl. Sonoran giant hyssop 3/0
AGAU4 Agathis australis (D. Don) Steud. kauri 1/0
AGAVE Agave agave 8/0
AGAN4 Agave angustifolia Haw. century plant 4/0
AGAR8 Agave ×arizonica Gentry & J.Z. Weber (pro sp.) [chrysantha × toumeyana] Arizona century plant    
AGAR3 Agave arizonica Gentry & J.Z. Weber, database artifact   1/0
AGCU3 Agave cupreata Trel. & A. Berger 2/0
AGDE Agave deserti Engelm. desert agave 4/0
AGDED Agave deserti Engelm. ssp. deserti desert agave 4/0
AGGR4 Agave gracilipes Trel. slimfoot century plant 1/0
AGLE Agave lechuguilla Torr. lechuguilla 5/0
AGPA3 Agave palmeri Engelm. Palmer's century plant 2/0
AGPA4 Agave parryi Engelm. Parry's agave 6/0
AGPA5 Agave parviflora Torr. smallflower century plant 1/0
AGSH Agave shawii Engelm. coastal agave 3/0
AGSI2 Agave sisalana Perrine sisal hemp 3/0
AGUT Agave utahensis Engelm. Utah agave 4/0
AGUTK Agave utahensis Engelm. var. kaibabensis (McKelvey) Breitung Kaibab agave 1/0
AGUTN Agave utahensis Engelm. var. nevadensis Engelm. ex Greenm. & Roush Nevada agave 3/0
AGALA Ageratina altissima (L.) King & H. Rob. var. altissima white snakeroot 1/0
EURU6 Ageratum altissimum L., non Eupatorium altissimum L.   3/0
AGALR Ageratina altissima (L.) King & H. Rob. var. roanensis (Small) Clewell & Woot. white snakeroot    
EUUR4 Eupatorium roanense Small   0/1
AGARA Ageratina aromatica (L.) Spach var. aromatica lesser snakeroot 1/0
EUAR7 Eupatorium aromaticum L.   0/1
AGHE5 Ageratina herbacea (A. Gray) King & H. Rob. fragrant snakeroot 6/0
AGLU Ageratina luciae-brauniae (Fernald) King & H. Rob. Lucy Braun's snakeroot 4/0
AGOC2 Ageratina occidentalis (Hook.) King & H. Rob. western snakeroot 5/0
EUOC5 Eupatorium occidentale Hook.   1/0
AGCO2 Ageratum corymbosum Zuccagni ex Pers. flat-top whiteweed 2/0
AGCO4 Aglaonema commutatum Schott Philippine evergreen 1/0
AGBO4 Agnorhiza bolanderi (A. Gray) W.A. Weber Bolander's mule-ears 2/0
AGRE8 Agnorhiza reticulata (Greene) W.A. Weber El Dorado mule-ears 3/0
AGOSE Agoseris agoseris 1/0
AGAP2 Agoseris apargioides (Less.) Greene woolly goat chicory 1/0
AGAPE Agoseris apargioides (Less.) Greene var. eastwoodiae (Fedde) Munz woolly goat chicory 4/0
AGAU2 Agoseris aurantiaca (Hook.) Greene orange agoseris 4/1
AGAUA Agoseris aurantiaca (Hook.) Greene var. aurantiaca orange agoseris 2/0
AGEL Agoseris elata (Nutt.) Greene tall agoseris 1/0
AGGL Agoseris glauca (Pursh) Raf. pale agoseris 0/1
AGGLD Agoseris glauca (Pursh) Raf. var. dasycephala (Torr. & A. Gray) Jeps. pale agoseris 2/0
AGGLG Agoseris glauca (Pursh) Raf. var. glauca pale agoseris 1/0
AGGLL Agoseris glauca (Pursh) Raf. var. laciniata (D.C. Eaton) Smiley false agoseris 4/0
AGAR5 Agoseris arizonica Greene   3/0
AGPA14 Agoseris arizonica Greene   0/1
AGGR Agoseris grandiflora (Nutt.) Greene bigflower agoseris 6/0
AGHEH Agoseris heterophylla (Nutt.) Greene var. heterophylla annual agoseris 2/0
AGRE Agoseris retrorsa (Benth.) Greene spearleaf agoseris 2/0
AGHI60 Agrestia hispida (Mereschk.) Hale & W.L. Culb. hispid agrestia lichen 2/0
AGRIM Agrimonia agrimony 1/0
AGEU Agrimonia eupatoria L. churchsteeples 1/0
AGGR2 Agrimonia gryposepala Wallr. tall hairy agrimony 2/2
AGMI2 Agrimonia microcarpa Wallr. smallfruit agrimony    
AGPU6 Agrimonia platycarpa Wallr.   0/1
AGPA6 Agrimonia parviflora Aiton harvestlice 3/2
AGPU Agrimonia pubescens Wallr. soft agrimony    
AGMO3 Agrimonia bicknellii (Kearney) Rydb.   1/1
AGRO3 Agrimonia rostellata Wallr. beaked agrimony 2/2
AGST Agrimonia striata Michx. roadside agrimony 3/2
AGROP2 Agropyron wheatgrass 4/0
AGCR Agropyron cristatum (L.) Gaertn. crested wheatgrass 13/0
AGCRP8 Agropyron cristatum (L.) Gaertn. ssp. pectinatum (M. Bieb.) Tzvelev crested wheatgrass    
AGPE5 Agropyron cristatiforme Sarkar   2/0
AGDE2 Agropyron desertorum (Fisch. ex Link) Schult. desert wheatgrass 3/1
AGFR Agropyron fragile (Roth) P. Candargy Siberian wheatgrass 3/0
AGSI Agropyron cristatum (L.) Gaertn. ssp. fragile (Roth) A. Löve   2/0
AGGI Agrostemma githago L. common corncockle 2/1
AGROS2 Agrostis bentgrass 2/0
AGAE Agrostis aequivalvis (Trin.) Trin. arctic bentgrass 0/1
AGAV Agrostis avenacea J.F. Gmel. Pacific bentgrass 0/1
AGBL Agrostis blasdalei Hitchc. Blasdale bentgrass 0/1
AGBR3 Agrostis blasdalei Hitchc. var. marinensis Crampton   1/0
AGCA4 Agrostis canina L. velvet bentgrass 0/2
AGCA5 Agrostis capillaris L. colonial bentgrass    
AGTE Agrostis sylvatica Huds.   0/1
AGTEA Agrostis sylvatica Huds.   0/1
AGCA11 Agrostis castellana Boiss. & Reuter bentgrass 2/0
AGCL Agrostis clavata Trin. clavate bentgrass 1/0
AGDE7 Agrostis densiflora Vasey California bentgrass    
AGCA3 Agrostis californica Trin.   0/1
AGEL4 Agrostis elliottiana Schult. Elliott's bentgrass 0/2
AGEX2 Agrostis exigua Thurb.   0/1
AGEX Agrostis exarata Trin. spike bentgrass 2/1
AGAM2 Agrostis aenea Trin.   0/1
AGAS4 Agrostis aenea Trin.   0/1
AGLO2 Agrostis aenea Trin.   0/1
AGGI2 Agrostis gigantea Roth redtop 1/0
AGAL3 Agrostis alba auct. non L.   0/3
AGNI Agrostis alba auct. non L.   0/1
AGHA2 Agrostis hallii Vasey Hall's bentgrass 0/1
AGHE3 Agrostis hendersonii Hitchc. Henderson's bentgrass 0/1
AGAR2 Agrostis aristiglumis Swallen   0/1
AGHO Agrostis hooveri Swallen Hoover's bentgrass 0/1
AGHO2 Agrostis howellii Scribn. Howell's bentgrass 0/1
AGHU Agrostis humilis Vasey alpine bentgrass 0/1
AGTH2 Agrostis thurberiana Hitchc.   0/1
AGHY Agrostis hyemalis (Walter) Britton, Sterns & Poggenb. winter bentgrass 2/2
AGID Agrostis idahoensis Nash Idaho bentgrass 1/1
AGME3 Agrostis mertensii Trin. northern bentgrass    
AGBO2 Agrostis bakeri Rydb.   2/2
AGRU2 Agrostis bakeri Rydb.   0/1
AGMI3 Agrostis microphylla Steud. small-leaf bentgrass 0/1
AGOR Agrostis oregonensis Vasey Oregon bentgrass 0/1
AGPA8 Agrostis pallens Trin. seashore bentgrass 0/1
AGDI Agrostis diegoensis Vasey   0/1
AGLE2 Agrostis diegoensis Vasey   0/1
AGPE Agrostis perennans (Walter) Tuck. upland bentgrass 1/3
AGAL8 Agrostis altissima (Walter) Tuck.   0/2
AGOR3 Agrostis altissima (Walter) Tuck.   0/1
AGSC6 Agrostis altissima (Walter) Tuck.   0/1
AGRO4 Agrostis rossiae Vasey Ross' bentgrass 0/1
AGVA4 Agrostis variabilis auct. non Rydb.   0/1
AGSC5 Agrostis scabra Willd. rough bentgrass 0/2
AGGE2 Agrostis geminata Trin.   0/1
AGST2 Agrostis stolonifera L. creeping bentgrass 2/2
AGMA10 Agrostis alba L. var. palustris (Huds.) Pers.   0/1
AGPA17 Agrostis alba L. var. palustris (Huds.) Pers.   0/1
AILAN Ailanthus ailanthus 0/1
AIAL Ailanthus altissima (Mill.) Swingle tree of heaven 34/0
AIGL Ailanthus glandulosa Desf.   0/1
AIMI Aiphanes minima (Gaertn.) Burret Guinea bactris 1/0
AIRA Aira hairgrass 1/0
AICA Aira caryophyllea L. silver hairgrass 2/1
AICAC2 Aira caryophyllea L. var. caryophyllea silver hairgrass    
ASCA22 Aspris caryophyllea (L.) Nash   0/1
AIEL4 Aira elegans Willd. ex Kunth annual silver hairgrass 0/1
AICA3 Aira capillaris Host, non Savi   1/0
AIPR Aira praecox L. yellow hairgrass 1/1
ASPR14 Aspris praecox (L.) Nash   0/1
AJGE Ajuga genevensis L. blue bugle 0/1
AJRE Ajuga reptans L. common bugle 2/1
AKQU Akebia quinata (Houtt.) Decne. chocolate vine 2/0
ALBIZ Albizia albizia 0/1
ALAD Albizia adinocephala (Donn. Sm.) Britton & Rose ex Record cream albizia 1/0
ALCH2 Albizia chinensis (Osbeck) Merr. Chinese albizia 1/0
ALJU Albizia julibrissin Durazz. silktree 11/1
ALOD Albizia odoratissima (L. f.) Benth. albizia 1/0
ALPR Albizia procera (Roxb.) Benth. tall albizia 1/0
ALSA10 Albizia saponaria (Lour.) Blume ex Miq. whiteflower albizia 1/0
ALZY Albizia zygia (DC.) Macbr. albizia 1/0
ALRO3 Alcea rosea L. hollyhock    
ALRO4 Alcea ficifolia L.   2/0
ALMO4 Alchemilla monticola Opiz hairy lady's mantle 1/0
ALPR5 Alchemilla pratensis auct. non F.W. Schmidt   0/1
ALAU Aletris aurea Walter golden colicroot 3/1
ALBR6 Aletris bracteata Northrop bracted colicroot 2/0
ALFA2 Aletris farinosa L. white colicroot 7/1
ALMO2 Aleurites moluccana (L.) Willd. Indian walnut 4/0
ALMA12 Alhagi maurorum Medik. camelthorn 1/0
ALCA23 Aliciella caespitosa (A. Gray) J.M. Porter Rabbit Valley gilia 3/0
ALFO3 Aliciella formosa (Greene ex Brand) J.M. Porter Aztec gilia 5/0
ALLAL3 Aliciella latifolia (S. Watson) J.M. Porter ssp. latifolia broadleaf gilia    
GILA2 Gilia latifolia S. Watson   1/0
ALLE7 Aliciella leptomeria (A. Gray) J.M. Porter sand gilia 2/0
ALNY2 Aliciella nyensis (Reveal) J.M. Porter Nye gilia    
GINY Gilia nyensis Reveal   6/0
ALPI2 Aliciella pinnatifida (Nutt. ex A. Gray) J.M. Porter sticky gilia 4/0
GIPI Gilia pinnatifida Nutt. ex A. Gray   2/1
ALSU9 Aliciella subnuda (Torr. ex A. Gray) J.M. Porter coral gilia    
GISU Gilia subnuda Torr. ex A. Gray   3/0
ALGR Alisma gramineum Lej. narrowleaf water plantain 1/1
ALGE3 Alisma geyeri Torr.   0/1
ALPL Alisma plantago-aquatica L. European water plantain 2/0
ALSU Alisma subcordatum Raf. American water plantain 4/2
ALTR7 Alisma triviale Pursh northern water plantain    
ALBR10 Alisma brevipes Greene   0/1
ALBL Allamanda blanchetii A. DC. purple allamanda 1/0
ALCA7 Allamanda cathartica L. golden trumpet 6/0
ALSC4 Allamanda schottii Pohl bush allamanda 1/0
ALOC2 Allenrolfea occidentalis (S. Watson) Kuntze iodinebush 10/0
ALPE4 Alliaria petiolata (M. Bieb.) Cavara & Grande garlic mustard 1/0
ALAL8 Alliaria alliaria (L.) Britton   0/1
ALOF3 Alliaria alliaria (L.) Britton   4/0
ALIN Allionia incarnata L. trailing windmills 7/0
ALLIU Allium onion 7/0
ALAB2 Allium abramsii (Ownbey & Aase) McNeal Abrams' allium 7/0
ALAC4 Allium acuminatum Hook. tapertip onion 9/0
ALAF Allium aflatunense B. Fedtsch. 1/0
ALAL4 Allium allegheniense Small Allegheny onion 0/1
ALAM2 Allium amplectens Hook. narrowleaf onion 4/0
ALAN Allium anceps Kellogg twinleaf onion 8/0
ALAS2 Allium ascalonicum L. wild onion 1/0
ALAT Allium atrorubens S. Watson darkred onion 8/0
ALATA Allium atrorubens S. Watson var. atrorubens darkred onion 1/0
ALATC Allium atrorubens S. Watson var. cristatum (S. Watson) McNeal darkred onion 2/0
ALBI2 Allium bisceptrum S. Watson twincrest onion 2/0
ALBIB Allium bisceptrum S. Watson var. bisceptrum twincrest onion 6/0
ALCA2 Allium campanulatum S. Watson dusky onion 5/0
ALCA3 Allium canadense L. meadow garlic 3/1
ALCAC Allium canadense L. var. canadense meadow garlic 1/0
ALCAM Allium canadense L. var. mobilense (Regel) Ownbey meadow garlic 4/0
ALMU4 Allium arenicola Small   1/1
ALCE Allium cepa L. garden onion 1/0
ALCE2 Allium cernuum Roth nodding onion 7/1
ALCO Allium coryi M.E. Jones yellowflower onion 3/0
ALCR3 Allium cratericola Eastw. Cascade onion 2/0
ALCR5 Allium crispum Greene crinkled onion 3/0
ALDE6 Allium denticulatum (Ownbey & Aase) McNeal toothed onion 2/0
ALDI2 Allium dichlamydeum Greene coastal onion 3/0
ALDO Allium douglasii Hook. Douglas' onion 4/0
ALDR Allium drummondii Regel Drummond's onion 7/0
ALNU2 Allium helleri Small   0/1
ALFA3 Allium falcifolium Hook. & Arn. scytheleaf onion 3/0
ALBR8 Allium breweri S. Watson   1/0
ALFI2 Allium fimbriatum S. Watson fringed onion 2/0
ALFI4 Allium fistulosum L. welsh onion 1/0
ALGE Allium geyeri S. Watson Geyer's onion 6/0
ALGET Allium geyeri S. Watson var. tenerum M.E. Jones bulbil onion 1/0
ALHA Allium haematochiton S. Watson redskin onion 3/0
ALHY Allium hyalinum Curran glassy onion 2/0
ALKU Allium kunthii G. Don Kunth's onion 2/0
ALLA3 Allium lacunosum S. Watson pitted onion 2/0
ALLAL Allium lacunosum S. Watson var. lacunosum pitted onion 2/0
ALLE3 Allium lemmonii S. Watson Lemmon's onion 4/0
ALMA4 Allium macropetalum Rydb. largeflower onion 6/0
ALMU6 Allium munzii (Ownbey ex Traub) McNeal Munz's onion 3/0
ALNE3 Allium neapolitanum Cirillo white garlic 3/0
ALNE Allium nevadense S. Watson Nevada onion 5/0
ALNI Allium nigrum L. black garlic 2/0
ALOB Allium obtusum Lemmon red Sierra onion 3/0
ALOD2 Allium odorum L. Chinese chives 1/0
ALPA20 Allium paniculatum L. Mediterranean onion 1/0
ALPA3 Allium parvum Kellogg small onion 9/0
ALPES Allium perdulce S.V. Fraser var. sperryi Ownbey Sperry's onion 1/0
ALPL2 Allium platycaule S. Watson broadstemmed onion 9/0
ALPO2 Allium porrum L. garden leek 1/0
ALPR2 Allium praecox Brandegee early onion 5/0
ALSA2 Allium sativum L. cultivated garlic 1/0
ALSC Allium schoenoprasum L. wild chives 4/0
ALSCS Allium schoenoprasum L. var. sibiricum (L.) Hartm. wild chives    
ALSI4 Allium schoenoprasum L. var. laurentianum Fernald   0/1
ALSC3 Allium scorodoprasum L. sand leek 1/0
ALSCR Allium scorodoprasum L. ssp. rotundum (L.) Stearn sand leek 1/0
ALSE Allium serratum S. Watson [excluded] 1/0
ALSI2 Allium siskiyouense Ownbey Siskiyou onion 6/0
ALST Allium stellatum Fraser ex Ker Gawl. autumn onion 3/1
ALTE Allium textile A. Nelson & J.F. Macbr. textile onion 2/0
ALRE5 Allium aridum Rydb.   0/1
ALTO Allium tolmiei (Hook.) Baker ex S. Watson Tolmie's onion 4/0
ALTR3 Allium tricoccum Aiton ramp 6/1
ALTR4 Allium triquetrum L. threecorner leek 1/0
ALTU Allium tuolumnense (Ownbey & Aase) S. Denison & McNeal Rawhide HIll onion 7/0
ALUN Allium unifolium Kellogg oneleaf onion 1/0
ALUR Allium ursinum L. bear garlic 5/0
ALVA Allium validum S. Watson Pacific onion 6/0
ALVI3 Allium victorialis L. victory onion 1/0
ALVI Allium vineale L. wild garlic 4/1
ALTE3 Allolepis texana (Vasey) Söderst. & Decker Texas salt 1/0
DITE8 Distichlis texana (Vasey) Scribn.   0/1
ALGIV Allophyllum gilioides (Benth.) A.D. Grant & V.E. Grant ssp. violaceum (A. Heller) Day dense false gilyflower 1/0
ALCI3 Alloteropsis cimicina (L.) Stapf summergrass    
COCI Coridochloa cimicina (L.) Nees ex Chase   2/0
ALVI2 Allotropa virgata Torr. & A. Gray ex A. Gray sugarstick 10/0
ALPA14 Almutaster pauciflorus (Nutt.) A. Löve & D. Löve alkali marsh aster 2/0
ALNUS Alnus alder 3/1
ALGL2 Alnus glutinosa (L.) Gaertn. European alder 2/1
ALAL7 Alnus alnus (L.) Britton   0/1
ALIN2 Alnus incana (L.) Moench gray alder 4/3
ALINR Alnus incana (L.) Moench ssp. rugosa (Du Roi) R.T. Clausen speckled alder    
ALRU3 Alnus incana (L.) Moench var. americana Regel   5/1
ALINT Alnus incana (L.) Moench ssp. tenuifolia (Nutt.) Breitung thinleaf alder 5/0
ALTE2 Alnus incana (L.) Moench var. occidentalis (Dippel) C.L. Hitchc.   1/0
ALMA7 Alnus maritima (Marsh.) Muhl. ex Nutt. seaside alder 2/2
ALOB2 Alnus oblongifolia Torr. Arizona alder 2/0
ALRH2 Alnus rhombifolia Nutt. white alder 7/0
ALRU2 Alnus rubra Bong. red alder 11/0
ALSE2 Alnus serrulata (Aiton) Willd. hazel alder 7/1
ALVI5 Alnus viridis (Chaix) DC. green alder 1/1
ALVIC Alnus viridis (Chaix) DC. ssp. crispa (Aiton) Turrill mountain alder 1/0
ALCR6 Alnus crispa (Aiton) Pursh   2/0
ALVIS Alnus viridis (Chaix) DC. ssp. sinuata (Regel) A. Löve & D. Löve Sitka alder 8/0
ALAL9 Alnus alnobetula (Ehrh.) K. Koch p.p.   0/1
ALBR14 Alocasia brisbanensis (F.M. Bailey) Domin cunjevoi 2/0
ALOE Aloe aloe 6/0
ALAR8 Aloe arborescens Mill. candelabra aloe 1/0
ALFE2 Aloe ferox Mill. Cape aloe 3/0
ALGR8 Aloe graminicola Reynolds 4/0
ALSE10 Aloe secundiflora Engl. 1/0
ALSU8 Aloe succotrina All. Fynbos aloe 2/0
ALVE2 Aloe vera (L.) Burm. f. Barbados aloe 1/0
ALBR70 Aloina brevirostris (Hook. & Grev.) Kindb. aloina moss 2/0
ALRI2 Aloina rigida (Hedw.) Limpr. rigid aloina moss 3/0
ALAE Alopecurus aequalis Sobol. shortawn foxtail 1/1
ALAEA Alopecurus aequalis Sobol. var. aequalis shortawn foxtail    
ALAR5 Alopecurus aequalis Sobol. var. natans (Wahlenb.) Fernald   0/1
ALAR Alopecurus arundinaceus Poir. creeping meadow foxtail 1/0
ALCA4 Alopecurus carolinianus Walter Carolina foxtail 2/2
ALGE2 Alopecurus geniculatus L. water foxtail 0/3
ALGEG4 Alopecurus geniculatus L. var. geniculatus water foxtail    
ALPA9 Alopecurus pallescens Piper   0/1
ALMY Alopecurus myosuroides Huds. slender meadow foxtail 2/3
ALPR3 Alopecurus pratensis L. meadow foxtail 1/3
ALSA3 Alopecurus saccatus Vasey Pacific foxtail 0/1
ALHO3 Alopecurus howellii Vasey   0/1
ALDR2 Alophia drummondii (Graham) R.C. Foster propeller flower 1/0
EUPU6 Cypella drummondii Graham   2/0
ALGR2 Aloysia gratissima (Gillies & Hook.) Troncoso whitebrush 1/0
ALWR Aloysia wrightii (A. Gray) A. Heller Wright's beebrush 3/0
ALPU4 Alpinia purpurata (Vieill.) K. Schum. red ginger 1/0
ALZE Alpinia zerumbet (Pers.) B.L. Burtt & R.M. Sm. shellplant 5/0
ALNU3 Alpinia nutans (L.) Roscoe   2/0
ALMA16 Alstonia macrophylla Wall. ex G. Don deviltree 1/0
ALSTR Alstroemeria lily of the Incas 5/0
ALAU6 Alstroemeria aurea Graham Peruvian-lily 1/0
ALAU5 Alstroemeria aurantiaca D. Don   4/0
ALHA2 Alstroemeria haemantha Ruiz & Pav. purple-spot parrot-lily 1/0
ALPU2 Alstroemeria pulchella L. f. parrot-lily 1/0
ALBR5 Alternanthera brasiliana (L.) Kuntze Brazilian joyweed    
ALDE2 Achyranthes brasiliana (L.) Standl.   1/0
ALPH Alternanthera philoxeroides (Mart.) Griseb. alligatorweed 3/1
ALHI2 Althaea hirsuta L. hairy marshmallow 1/0
ALOF2 Althaea officinalis L. common marshmallow 0/1
ALRU4 Alysicarpus rugosus (Willd.) DC. red moneywort 1/0
ALVA2 Alysicarpus vaginalis (L.) DC. white moneywort 3/0
ALUT3 Alyssoides utriculata (L.) Medik. 1/0
ALAL3 Alyssum alyssoides (L.) L. pale madwort 1/1
ALDE Alyssum desertorum Stapf desert madwort 1/0
ALSI8 Alyssum simplex Rudolphi alyssum    
ALMI2 Alyssum minus (L.) Rothm., nom. illeg.   1/0
ALPA7 Alyssum minus (L.) Rothm., nom. illeg.   1/0
AMAC Amaranthus acanthochiton Sauer greenstripe    
ACWR6 Acanthochiton wrightii Torr.   1/0
AMAL Amaranthus albus L. prostrate pigweed 2/1
AMBL Amaranthus blitoides S. Watson mat amaranth 1/1
AMBLE2 Amaranthus blitum L. var. emarginatus (Moq. ex Uline & Bray) ?, ined.    
AMLI Amaranthus blitum L. ssp. emarginatus (Moq. ex Uline & Bray) Carretero, Garmendia & Pedrol   0/1
AMCA Amaranthus californicus (Moq.) S. Watson California amaranth 1/1
AMCA2 Amaranthus cannabinus (L.) Sauer tidalmarsh amaranth    
ACCA11 Acnida cannabina L.   0/1
AMCA3 Amaranthus caudatus L. love-lies-bleeding 1/0
AMCR2 Amaranthus crispus (Lesp. & Thev.) N. Terracc. crispleaf amaranth 0/1
AMCR4 Amaranthus cruentus L. red amaranth    
AMPA10 Amaranthus hybridus L. ssp. cruentus (L.) Thell.   1/0
AMDE Amaranthus deflexus L. largefruit amaranth 0/1
AMHY Amaranthus hybridus L. slim amaranth 2/1
AMPA Amaranthus palmeri S. Watson carelessweed 1/1
AMPO2 Amaranthus powellii S. Watson Powell's amaranth 1/0
AMPU2 Amaranthus pumilus Raf. seaside amaranth 0/1
AMRE Amaranthus retroflexus L. redroot amaranth 2/2
AMSP Amaranthus spinosus L. spiny amaranth 1/1
AMTR2 Amaranthus tricolor L. Joseph's-coat 1/0
AMGA Amaranthus gangeticus L.   1/0
AMTU Amaranthus tuberculatus (Moq.) Sauer roughfruit amaranth 1/0
ACTA Acnida altissima (Riddell) Moq. ex Standl.   0/1
ACTU Acnida altissima (Riddell) Moq. ex Standl.   0/1
AMRU Acnida altissima (Riddell) Moq. ex Standl.   1/1
AMBE3 Amaryllis belladonna L. belladonna lily 4/0
AMMO Amberboa moschata (L.) DC. sweetsultan    
CEMO3 Centaurea moschata L.   1/0
AMDE70 Amblyodon dealbatus (Hedw.) Bruch & Schimp. amblyodon moss 4/0
AMSE Amblyolepis setigera DC. huisache daisy 2/0
AMSE3 Amblystegium serpens (Hedw.) Schimp. amblystegium moss 5/0
AMAC2 Ambrosia acanthicarpa Hook. flatspine bur ragweed    
GAAC2 Franseria acanthicarpa (Hook.) Coville   0/1
AMAR2 Ambrosia artemisiifolia L. annual ragweed 9/1
AMARE Ambrosia artemisiifolia L. var. elatior (L.) Descourtils annual ragweed    
AMEL2 Ambrosia elatior L.   0/1
AMBI2 Ambrosia bidentata Michx. lanceleaf ragweed 1/1
AMCH4 Ambrosia chamissonis (Less.) Greene silver bur ragweed 4/0
FRCH4 Ambrosia chamissonis (Less.) Greene var. bipinnatisecta (Less.) J.T. Howell   1/0
AMDE4 Ambrosia deltoidea (Torr.) Payne triangle bur ragweed 2/0
AMDU2 Ambrosia dumosa (A. Gray) Payne burrobush 3/0
AMGR5 Ambrosia grayi (A. Nelson) Shinners woollyleaf bur ragweed 1/0
AMPS Ambrosia psilostachya DC. Cuman ragweed 2/1
AMTO3 Ambrosia tomentosa Nutt. skeletonleaf bur ragweed 1/0
GADI3 Franseria discolor Nutt.   0/1
GATO3 Franseria discolor Nutt.   0/1
AMTR Ambrosia trifida L. great ragweed 10/2
AMELA Amelanchier serviceberry 3/1
AMAL2 Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. Saskatoon serviceberry 4/1
AMALA Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. var. alnifolia Saskatoon serviceberry 2/0
AMALC Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. var. cusickii (Fernald) C.L. Hitchc. Cusick's serviceberry 1/0
AMALS Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. var. semiintegrifolia (Hook.) C.L. Hitchc. Saskatoon serviceberry 2/0
AMFL Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. ssp. florida (Lindl.) Hultén   2/0
AMAR3 Amelanchier arborea (Michx. f.) Fernald common serviceberry 4/0
AMBA Amelanchier bartramiana (Tausch) M. Roem. oblongfruit serviceberry 0/1
AMCA4 Amelanchier canadensis (L.) Medik. Canadian serviceberry 6/2
AMIN4 Amelanchier ×intermedia Spach (pro sp.) [arborea × canadensis] 0/1
AMLA Amelanchier laevis Wiegand Allegheny serviceberry 2/1
AMARC Amelanchier arborea (Michx. f.) Fernald var. cordifolia (Ashe) B. Boivin   1/0
AMPA2 Amelanchier pallida Greene pale serviceberry 4/0
AMSA Amelanchier sanguinea (Pursh) DC. roundleaf serviceberry 0/1
AMST80 Amelanchier stolonifera Wiegand running serviceberry    
AMSP2 Amelanchier spicata auct. non (Lam.) K. Koch. p.p.   2/1
AMUT Amelanchier utahensis Koehne Utah serviceberry 11/0
AMRO Amerorchis rotundifolia (Banks ex Pursh) Hultén roundleaf orchid 3/0
ORRO3 Orchis rotundifolia Banks ex Pursh   0/1
AMMU Amianthium muscitoxicum (Walter) A. Gray flypoison 4/0
CHMU5 Chrosperma muscitoxicum (Walter) Kuntze   0/1
AMAU2 Ammannia auriculata Willd. eared redstem 0/1
AMCO Ammannia coccinea Rottb. valley redstem 5/2
AMLA3 Ammannia latifolia L. pink redstem 2/0
AMKO Ammannia koehnei Britton   0/1
AMMA Ammi majus L. large bullwort 1/0
AMVI2 Ammi visnaga (L.) Lam. toothpickweed 1/0
AMTI Ammocharis tinneana (Kotschy & Peyr.) Milne-Redhead & Schweickerdt 6/0
AMAR4 Ammophila arenaria (L.) Link European beachgrass 4/2
AMBR Ammophila breviligulata Fernald American beachgrass 2/1
AMPO4 Ammoselinum popei Torr. & A. Gray plains sandparsley 0/1
AMPA3 Amoreuxia palmatifida Moc. & Sess‚ ex DC. Mexican yellowshow 1/0
AMORP Amorpha false indigo 2/1
AMCA5 Amorpha californica Nutt. California false indigo 1/0
AMCAN Amorpha californica Nutt. var. napensis Jeps. Napa false indigo 2/0
AMCA6 Amorpha canescens Pursh leadplant 2/1
AMFR Amorpha fruticosa L. desert false indigo 10/2
AMTE7 Amorpha angustifolia (Pursh) Boynt.   1/0
AMGL2 Amorpha glabra Desf. ex Poir. mountain false indigo 1/0
AMNA Amorpha nana Nutt. dwarf false indigo 2/1
AMOU Amorpha ouachitensis Wilbur Ouachita false indigo 2/0
AMPA13 Amorphophallus paeoniifolius (Dennst.) Nicolson whitespot giant arum 1/0
AMAR5 Ampelopsis arborea (L.) Koehne peppervine 8/1
AMCO2 Ampelopsis cordata Michx. heartleaf peppervine 2/2
AMDR Amphiachyris dracunculoides (DC.) Nutt. prairie broomweed 3/1
AMSC4 Amphibromus scabrivalvis (Trin.) Swallen swamp wallaby grass 2/0
AMBR2 Amphicarpaea bracteata (L.) Fernald American hogpeanut 3/0
AMBRC Amphicarpaea bracteata (L.) Fernald var. comosa (L.) Fernald American hogpeanut    
AMCO6 Amphicarpaea comosa (L.) G. Don   1/0
AMPI Amphicarpaea comosa (L.) G. Don   2/0
FACO2 Amphicarpaea comosa (L.) G. Don   0/1
FAPI Amphicarpaea comosa (L.) G. Don   0/1
AMMU2 Amphicarpum muehlenbergianum (Schult.) Hitchc. Muhlenberg maidencane 0/1
AMPU6 Amphicarpum purshii Kunth blue maidencane 1/1
AMAM Amphicarpum amphicarpon (Pursh) Nash   0/1
AMLA70 Amphidium lapponicum (Hedw.) Schimp. Lapland amphidium moss 4/0
AMMO70 Amphidium mougeotii (Bruch & Schimp.) Schimp. Mougeot's amphidium moss 5/0
AMPA6 Amphilophium paniculatum (L.) Kunth liana de cuello 1/0
AMLA4 Amphitecna latifolia (Mill.) A.H. Gentry black calabash 3/0
ENLA2 Enallagma latifolia (Mill.) Small   1/0
AMEA2 Amsinckia eastwoodiae J.F. Macbr. Eastwood's fiddleneck 4/0
AMGR3 Amsinckia grandiflora (Kleeb. ex A. Gray) Kleeb. ex Greene largeflowered fiddleneck 13/0
AMLY Amsinckia lycopsoides Lehm. tarweed fiddleneck 3/1
AMMEI2 Amsinckia menziesii (Lehm.) A. Nelson & J.F. Macbr. var. intermedia (Fisch. & C.A. Mey.) Ganders common fiddleneck 2/0
AMIN3 Amsinckia arizonica Suksd.   2/0
AMMEM2 Amsinckia menziesii (Lehm.) A. Nelson & J.F. Macbr. var. menziesii Menzies' fiddleneck 1/0
AMSP3 Amsinckia spectabilis Fisch. & C.A. Mey. woolly breeches 2/0
AMTE3 Amsinckia tessellata A. Gray bristly fiddleneck 4/0
AMVEF Amsinckia vernicosa Hook. & Arn. var. furcata (Suksd.) Hoover forked green fiddleneck 4/0
AMCI Amsonia ciliata Walter fringed bluestar 4/0
AMCIT2 Amsonia ciliata Walter var. texana (A. Gray) J.M. Coult. Texas bluestar 1/0
AMRI Amsonia rigida Shuttlw. ex Small stiff bluestar 3/0
AMTA2 Amsonia tabernaemontana Walter eastern bluestar 6/1
AMTAT Amsonia tabernaemontana Walter var. tabernaemontana eastern bluestar 1/0
AMAM8 Amsonia amsonia (L.) Britton   0/1
AMGL3 Amsonia amsonia (L.) Britton   1/0
AMTO2 Amsonia tomentosa Torr. & Frém. woolly bluestar 3/0
AMTOT Amsonia tomentosa Torr. & Frém. var. tomentosa woolly bluestar 5/0
AMBR3 Amsonia brevifolia A. Gray   2/0
ANPE13 Anadenanthera peregrina (L.) Speg. cohoba tree 1/0
ANAR Anagallis arvensis L. scarlet pimpernel 11/2
ANMI4 Anagallis minima (L.) Krause chaffweed 1/0
CEMI Centunculus minimus L.   1/1
ANANA Ananas pineapple 2/0
ANCO30 Ananas comosus (L.) Merr. pineapple 5/0
ANMA Anaphalis margaritacea (L.) Benth. western pearly everlasting 5/1
ANOR4 Anastrepta orcadensis (Hook.) Schiffn. 3/0
ANMI7 Anastrophyllum michauxii (F. Weber) H. Buch ex A. Evans 2/0
ANCHU Anchusa bugloss 1/0
ANAR16 Anchusa arvensis (L.) M. Bieb. small bugloss    
LYAR Lycopsis arvensis L.   0/1
ANAZ Anchusa azurea P. Mill. Italian bugloss 1/0
ANIT Anchusa italica Retz.   1/0
ANOF Anchusa officinalis L. common bugloss 3/0
ANIN Andira inermis (W. Wright) Kunth ex DC. cabbagebark tree 2/0
ANRO7 Andreaea rothii F. Weber & D. Mohr Roth's andreaea moss 2/0
ANRU7 Andreaea rupestris Hedw. andreaea moss 4/0
ANDRO Andromeda bog rosemary 1/0
ANPO Andromeda polifolia L. bog rosemary 2/2
ANAR2 Andropogon arctatus Chapm. pinewoods bluestem 0/1
ANBR2 Andropogon brachystachyus Chapm. shortspike bluestem 0/1
ANCA4 Andropogon capillipes Nash chalky bluestem 0/1
ANFL Andropogon floridanus Scribn. Florida bluestem 0/1
ANGA3 Andropogon gayanus Kunth bluestem 2/0
ANGE Andropogon gerardii Vitman big bluestem 7/2
ANCH8 Andropogon chrysocomus Nash   0/1
ANFU5 Andropogon chrysocomus Nash   0/1
ANGL2 Andropogon glomeratus (Walter) Britton, Sterns & Poggenb. bushy bluestem 7/3
ANGR5 Andropogon gracilis Spreng. wire bluestem 0/1
ANSE14 Andropogon sericatus Swallen   0/1
ANGY2 Andropogon gyrans Ashe Elliott's bluestem 1/0
ANGYG Andropogon gyrans Ashe var. gyrans Elliott's bluestem    
ANCA3 Andropogon campyloracheus Nash   0/1
ANEL Andropogon campyloracheus Nash   0/2
ANSU Andropogon campyloracheus Nash   0/1
ANGYS Andropogon gyrans Ashe var. stenophyllus (Hack.) C.S. Campbell Elliott's bluestem    
ANPE Andropogon virginicus L. var. stenophyllus (Hack.) Fernald & Grisc.   0/1
ANHA Andropogon hallii Hack. sand bluestem 4/2
ANPA8 Andropogon gerardii Vitman var. incanescens (Hack.) B. Boivin   0/1
ANLE Andropogon leucostachyus Kunth matojillo bluestem 1/0
ANLO2 Andropogon longiberbis Hack. hairy bluestem 0/1
ANMO3 Andropogon mohrii (Hack.) Hack. ex Vasey Mohr's bluestem 0/1
ANTE2 Andropogon ternarius Michx. splitbeard bluestem 5/3
ANTEC Andropogon ternarius Michx. var. cabanisii (Hack.) Fernald & Grisc. splitbeard bluestem    
ANCA2 Andropogon cabanisii Hack.   0/2
ANTR Andropogon tracyi Nash Tracy's bluestem 0/1
ANVI2 Andropogon virginicus L. broomsedge bluestem 7/3
ANCH Androsace chamaejasme Wulfen sweetflower rockjasmine 1/0
ANCHC Androsace chamaejasme Wulfen ssp. carinata (Torr.) Hultén sweetflower rockjasmine    
ANCA19 Androsace carinata Torr.   2/0
ANCHL Androsace chamaejasme Wulfen ssp. lehmanniana (Spreng.) Hultén Lehmann's rockjasmine 1/0
ANOC2 Androsace occidentalis Pursh western rockjasmine 2/1
ANSE4 Androsace septentrionalis L. pygmyflower rockjasmine 6/0
ANSES5 Androsace septentrionalis L. ssp. subumbellata (A. Nelson) G.T. Robbins pygmyflower rockjasmine 8/0
ANBR4 Androstephium breviflorum S. Watson pink funnel lily 5/0
ANCO9 Androstephium coeruleum (Scheele) Greene blue funnel lily 3/1
ANCA45 Androstephium caeruleum (Scheele) Greene, orth. var.   4/0
ANSP15 Aneilema spekei C.B. Clarke 1/0
ANEMO Anemone anemone 2/0
ANBE Anemone berlandieri Pritz. tenpetal thimbleweed 4/0
ANHE5 Anemone decapetala auct. non Ard.   2/0
ANBL2 Anemone blanda Schott & Kotschy Greek thimbleweed 2/0
ANCA8 Anemone canadensis L. Canadian anemone 4/2
ANCA9 Anemone caroliniana Walter Carolina anemone 2/1
ANCO40 Anemone coronaria L. lilies-of-the-field 3/0
ANCY Anemone cylindrica A. Gray candle anemone 1/1
ANDE3 Anemone deltoidea Hook. Columbian windflower 5/0
ANDR Anemone drummondii S. Watson Drummond's anemone 5/0
ANDRD Anemone drummondii S. Watson ssp. drummondii Drummond's anemone 7/0
ANHU Anemone hupehensis (hort. ex Lem.) Lem. ex Boynton Japanese thimbleweed 8/0
ANLA Anemone lancifolia Pursh mountain thimbleweed 2/0
ANTR5 Anemone quinquefolia L. var. lancifolia (Pursh) Fosberg   0/1
ANLY Anemone lyallii Britton Little Mountain thimbleweed 2/0
ANMU Anemone multifida Poir. Pacific anemone 20/0
ANMUM3 Anemone multifida Poir. var. multifida Pacific anemone 1/0
ANHU3 Anemone globosa (Torr. & A. Gray) Nutt. ex Pritz.   0/1
ANNAZ2 Anemone narcissiflora L. var. zephyra (A. Nelson) Dutton & Keener narcissus anemone    
ANZE2 Anemonastrum narcissiflorum (L.) Holub ssp. zephyrum (A. Nelson) W.A. Weber   2/0
ANNE4 Anemone nemorosa L. European thimbleweed 1/0
ANORO Anemone oregana A. Gray var. oregana blue windflower 5/0
ANPA Anemone parviflora Michx. smallflowered anemone 0/1
ANQU Anemone quinquefolia L. wood anemone 10/1
ANRI Anemone richardsonii Hook. yellow thimbleweed 1/1
ANTU Anemone tuberosa Rydb. tuber anemone 4/0
ANVI3 Anemone virginiana L. tall thimbleweed 5/1
ANCA10 Anemopsis californica (Nutt.) Hook. & Arn. yerba mansa 12/1
ANGR2 Anethum graveolens L. dill 1/1
ANMA24 Aneura maxima (Schiffn.) Steph. 1/0
ANPI7 Aneura pinguis (L.) Dumort. 1/0
ANAR3 Angelica arguta Nutt. Lyall's angelica 2/1
ANAT Angelica atropurpurea L. purplestem angelica 2/2
ANBR5 Angelica breweri A. Gray Brewer's angelica 1/0
ANGR3 Angelica grayi (Coult. & Rose) Coult. & Rose Gray's angelica 1/0
ANHE Angelica hendersonii J.M. Coult. & Rose Henderson's angelica 2/0
ANKI Angelica kingii (S. Watson) J.M. Coult. & Rose King's angelica 1/0
ANLU Angelica lucida L. seacoast angelica    
COAC5 Coelopleurum actaeifolium (Michx.) J.M. Coult. & Rose   0/1
ANSC9 Angelica scabrida Clokey & Mathias ex Clokey Charleston Mountain angelica 3/0
ANSY2 Angelica sylvestris L. woodland angelica 1/0
ANTR2 Angelica triquinata Michx. filmy angelica 11/0
ANCU2 Angelica curtisii Buckley   0/1
ANVE Angelica venenosa (Greenway) Fernald hairy angelica 2/0
ANVI7 Angelica villosa (Walter) Britton, Sterns & Poggenb.   0/1
ANGIO Angiopteris angiopteris fern 3/0
ANPU6 Anisacanthus puberulus (Torr.) Henrickson & Lott dwarf desert honeysuckle    
ANIN3 Anisacanthus insignis A. Gray   8/0
ANQUW Anisacanthus quadrifidus (Vahl) Nees var. wrightii (Torr.) Henrickson Wright's desert honeysuckle 2/0
ANTH2 Anisacanthus thurberi (Torr.) A. Gray Thurber's desert honeysuckle 1/0
ANAC Anisocoma acaulis Torr. & A. Gray scalebud 6/0
ANCH9 Annona cherimola P. Mill. cherimoya 3/0
ANGL4 Annona glabra L. pond apple 3/0
ANMU2 Annona muricata L. soursop 4/0
ANRE Annona reticulata L. custard apple 1/0
ANSE16 Annona senegalensis Pers. wild custard-apple 1/0
ANSQ Annona squamosa L. sugar apple 1/0
ANCR2 Anoda cristata (L.) Schltdl. crested anoda 1/0
ANLA4 Anoda lanceolata Hook. & Arn. lanceleaf anoda    
ANWR7 Anoda wrightii A. Gray   1/0
ANAE Anoectangium aestivum (Hedw.) Mitt. anoectangium moss 4/0
ANFI4 Anomobryum filiforme (Dicks.) Solms filiform anomobryum moss 6/0
ANAT4 Anomodon attenuatus (Hedw.) Hüb. anomodon moss 5/0
ANRU5 Anomodon rugelii (Müll. Hal.) Keissl. Rugel's anomodon moss 4/0
ANVI14 Anomodon viticulosus (Hedw.) Hook. & Taylor anomodon moss 2/0
ANTEN Antennaria pussytoes 1/0
ANAL4 Antennaria alpina (L.) Gaertn. alpine pussytoes 0/1
ANAR4 Antennaria arcuata Cronquist box pussytoes 1/0
ANAR5 Antennaria argentea Benth. silver pussytoes 2/0
ANCO Antennaria corymbosa E.E. Nelson flat-top pussytoes 4/1
ANDI2 Antennaria dimorpha (Nutt.) Torr. & A. Gray low pussytoes 15/1
ANHOC Antennaria howellii Greene ssp. canadensis (Greene) Bayer Canadian pussytoes    
ANCA38 Antennaria canadensis Greene   0/1
ANHON Antennaria howellii Greene ssp. neodioica (Greene) Bayer Howell's pussytoes 1/0
ANNE80 Antennaria grandis (Fernald) House   0/1
ANLA3 Antennaria lanata (Hook.) Greene woolly pussytoes 1/0
ANCAL Antennaria carpatica (Wahlenb.) Hook. var. lanata Hook.   0/1
ANMA5 Antennaria marginata Greene whitemargin pussytoes 3/0
ANME2 Antennaria media Greene Rocky Mountain pussytoes 3/0
ANMI3 Antennaria microphylla Rydb. littleleaf pussytoes 0/1
ANNE Antennaria neglecta Greene field pussytoes 0/1
ANCA27 Antennaria angustiarum Lunell   0/1
ANPA9 Antennaria parlinii Fernald Parlin's pussytoes 0/1
ANPA4 Antennaria parvifolia Nutt. small-leaf pussytoes 1/0
ANAP Antennaria aprica Greene   0/1
ANPL Antennaria plantaginifolia (L.) Richardson woman's tobacco 4/1
ANRO2 Antennaria rosea Greene rosy pussytoes 7/0
ANSO Antennaria solitaria Rydb. singlehead pussytoes 1/1
ANNE10 Antenoron neofiliforme (Nakai) H. Hara jumpseed 1/0
ANRU Anthaenantia rufa (Nutt.) Schult. purple silkyscale 2/1
ANVI4 Anthaenantia villosa (Michx.) P. Beauv. green silkyscale 0/1
ANJU Anthelia julacea (L.) Dumort. 4/0
ANJU2 Anthelia juratzkana (Limpr.) Trevis. 4/0
ANAR6 Anthemis arvensis L. corn chamomile 1/1
ANCO2 Anthemis cotula L. stinking chamomile 3/1
ANTI Anthemis tinctoria L. golden chamomile 0/1
ANHE3 Anthephora hermaphrodita (L.) Kuntze oldfield grass 2/0
ANLA7 Antheropeas lanosum (A. Gray) Rydb. white easterbonnets    
ERLA15 Eriophyllum lanosum (A. Gray) A. Gray   2/0
ANWA Antheropeas wallacei (A. Gray) Rydb. woolly easterbonnets 2/0
ERWA7 Eriophyllum wallacei (A. Gray) A. Gray   7/0
ANAG Anthoceros agrestis Paton, nom. cons. 2/0
ANTHO Anthoxanthum hornwort 1/0
ANAR7 Anthoxanthum aristatum Boiss. annual vernalgrass 1/1
ANPU3 Anthoxanthum odoratum L. var. puelii (Lecoq & Lamotte) Coss. & Durieu   0/1
ANMOA3 Anthoxanthum monticola (Bigelow) Veldkamp ssp. alpinum (Sw. ex Willd.) Soreng alpine sweetgrass    
HIAL3 Hierochloe alpina (Sw. ex Willd.) Roem. & Schult.   0/1
SAAL14 Hierochloe alpina (Sw. ex Willd.) Roem. & Schult.   0/1
ANOD Anthoxanthum odoratum L. sweet vernalgrass 3/2
ANCE Anthriscus cerefolium (L.) Hoffm. garden chervil 1/0
CECE3 Anthriscus longirostris Bertol.   0/1
ANTHU Anthurium laceleaf 2/0
ANAN15 Anthurium andraeanum Linden flamingo-lily 1/0
ANCO29 Anthurium cordatum (L.) Schott Organ Mountain laceleaf 2/0
ANSC4 Anthurium scandens (Aubl.) Engl. pearl laceleaf 1/0
ANVU Anthyllis vulneraria L. common kidneyvetch 1/1
ANLE4 Antigonon leptopus Hook. & Arn. coral vine 4/0
ANTIR2 Antirrhinum snapdragon 3/0
ANMA3 Antirrhinum majus L. garden snapdragon 1/1
ANCU3 Antitrichia curtipendula (Hedw.) Brid. antitrichia moss 5/0
APIN Apera interrupta (L.) P. Beauv. dense silkybent 1/1
APSP Apera spica-venti (L.) P. Beauv. loose silkybent 0/2
APAR2 Aphanes arvensis L. field parsley piert 0/1
APOC Alchemilla arvensis (L.) Scop.   1/0
APHAN3 Aphanostephus dozedaisy 1/0
APSK Aphanostephus skirrhobasis (DC.) Trel. Arkansas dozedaisy 0/1
APAN Apiastrum angustifolium Nutt. mock parsley 4/0
APAM Apios americana Medik. groundnut 8/1
GLAP Apios americana Medik. var. turrigera Fernald   0/1
APPR Apios priceana B.L. Rob. traveler's delight 4/0
GLPR Glycine priceana (B.L. Robins.) Britt.   0/1
APGRD Apium graveolens L. var. dulce (Mill.) DC. wild celery    
CEGR11 Apium dulce Mill.   0/1
APHY Aplectrum hyemale (Muhl. ex Willd.) Torr. Adam and Eve 4/1
APMU2 Apluda mutica L. Mauritian grass 2/0
APAN2 Apocynum androsaemifolium L. spreading dogbane 11/1
APPU Apocynum ambigens Greene   1/0
APCA Apocynum cannabinum L. Indianhemp 12/2
APCAG Apocynum cannabinum L. var. angustifolium (Woot.) N.H. Holmgren   1/0
APPU2 Apocynum cannabinum L. var. angustifolium (Woot.) N.H. Holmgren   0/1
APSI Apocynum cannabinum L. var. angustifolium (Woot.) N.H. Holmgren   3/1
APFL Apocynum ×floribundum Greene (pro sp.) [androsaemifolium × cannabinum]    
APME Apocynum jonesii Woodson   1/1
APMI2 Apocynum jonesii Woodson   0/1
APUN Apodanthera undulata A. Gray melon loco 5/0
APPU3 Apometzgeria pubescens (Schrank) Kuwah. 4/0
APDI Aponogeton distachyos L. f. Cape pondweed 4/0
AQUIL Aquilegia columbine 12/0
AQBA Aquilegia barnebyi Munz oil shale columbine 1/0
AQBR Aquilegia brevistyla Hook. smallflower columbine 0/1
AQCA Aquilegia canadensis L. red columbine 15/1
AQCH Aquilegia chrysantha A. Gray golden columbine 5/0
AQCHC Aquilegia chrysantha A. Gray var. chaplinei (Standl. ex Payson) Lott Chaplin's golden columbine    
AQCH2 Aquilegia chaplinei Standl. ex Payson   5/0
AQCO Aquilegia coerulea James Colorado blue columbine 11/0
AQCA2 Aquilegia caerulea James, orth. var.   10/0
AQCOC Aquilegia coerulea James var. coerulea Colorado blue columbine    
AQCAC2 Aquilegia caerulea James var. caerulea James, orth. var.   4/0
AQCOD Aquilegia coerulea James var. daileyae Eastw. Dailey's columbine    
AQCAD Aquilegia caerulea James var. daileyae Eastw., orth. var.   3/0
AQCOO Aquilegia coerulea James var. ochroleuca Hook. white Colorado columbine    
AQCAO Aquilegia caerulea James var. ochroleuca Hook., orth. var.   3/0
AQDE Aquilegia desertorum (M.E. Jones) Cockerell ex A. Heller desert columbine 1/0
AQEL Aquilegia elegantula Greene western red columbine 6/0
AQEX Aquilegia eximia Van Houtte ex Planch. Van Houtte's columbine 5/0
AQFL2 Aquilegia flabellata Siebold & Zucc. fan columbine 6/0
AQFO Aquilegia formosa Fisch. ex DC. western columbine 11/0
AQFOT Aquilegia fosteri (S.L. Welsh) S.L. Welsh   2/0
AQLO Aquilegia longissima A. Gray longspur columbine 5/0
AQMI Aquilegia micrantha Eastw. Mancos columbine 3/0
AQPU Aquilegia pubescens Coville Sierra columbine 5/0
AQSA Aquilegia saximontana Rydb. Rocky Mountain blue columbine 4/0
AQSC Aquilegia scopulorum Tidestr. Utah columbine 2/0
AQSCS Aquilegia scopulorum Tidestr. var. scopulorum Utah columbine 5/0
AQTR Aquilegia triternata Payson Chiricahua Mountain columbine 2/0
AQVU Aquilegia vulgaris L. European columbine 1/1
ARTH Arabidopsis thaliana (L.) Heynh. mouseear cress 1/1
ARABI2 Arabis rockcress 2/0
ARAL8 Arabis alpina L. alpine rockcress 0/1
ARBL Arabis blepharophylla Hook. & Arn. rose rockcress 3/0
ARBR Arabis breweri S. Watson Brewer's rockcress 1/0
ARCA Arabis canadensis L. sicklepod 0/1
ARDI Arabis dispar M.E. Jones pinyon rockcress 3/0
ARDR Arabis drummondii A. Gray Drummond's rockcress 1/2
ARBR7 Arabis brachycarpa (Torr. & A. Gray) Britton   0/1
BODR Arabis brachycarpa (Torr. & A. Gray) Britton   3/0
ARFE Arabis fendleri (S. Wats.) Greene Fendler's rockcress 1/0
ARFEF Arabis fendleri (S. Watson) Greene var. fendleri Fendler's rockcress    
BOFE Arabis holboellii Hornem. var. fendleri S. Watson   5/0
ARFUF2 Arabis furcata S. Watson var. furcata Columbia Gorge rockcress 2/0
ARGL Arabis glabra (L.) Bernh. tower rockcress 0/1
ARHI Arabis hirsuta (L.) Scop. hairy rockcress 0/1
ARHO Arabis hoffmannii (Munz) Rollins Hoffmann's rockcress 5/0
ARHO2 Arabis holboellii Hornem. Holboell's rockcress 8/1
ARHOC Arabis holboellii Hornem. var. collinsii (Fernald) Rollins Collins' rockcress    
ARCO17 Arabis bourgovii Rydb.   0/1
ARIN Arabis inyoensis Rollins Inyo rockcress 2/0
ARJO Arabis johnstonii Munz Johnston's rockcress 4/0
ARLA Arabis laevigata (Muhl. ex Willd.) Poir. smooth rockcress 2/1
ARLYL Arabis lyallii S. Watson var. lyallii Lyall's rockcress 2/0
ARLY2 Arabis lyrata L. lyrate rockcress 2/1
ARPA Arabis parishii S. Watson dwarf rockcress 9/0
ARPA2 Arabis patens Sull. spreading rockcress 0/1
ARPE2 Arabis perennans S. Watson perennial rockcress 3/0
BOPE6 Arabis angulata Greene   12/0
ARPLH2 Arabis platysperma A. Gray var. howellii (S. Watson) Jeps. Howell's pioneer rockcress 3/0
ARPU Arabis puberula Nutt. silver rockcress 2/0
ARPUG Arabis pulchra M.E. Jones ex S. Watson var. gracilis M.E. Jones beautiful rockcress 2/0
ARPUP2 Arabis pulchra M.E. Jones ex S. Watson var. pulchra beautiful rockcress 1/0
ARSE Arabis selbyi Rydb. Selby's rockcress    
BOSE3 Boechera selbyi (Rydb.) W.A. Weber   4/0
ARSH2 Arabis shortii (Fernald) Gleason Short's rockcress    
ARDE8 Arabis dentata (Torr.) Torr. & A. Gray   0/1
ARSP Arabis sparsiflora Nutt. sicklepod rockcress 6/0
ARSPS Arabis sparsiflora Nutt. var. subvillosa (S. Wats.) Rollins hairystem rockcress 1/0
ARHA10 Arachis hagenbeckii Harms rhizoma peanut 1/0
ARGLH4 Arachis glabrata Benth. var. hagenbeckii (Harms) F.J. Herm.   1/0
ARHY Arachis hypogaea L. peanut 2/0
ARMO9 Arachis monticola Krapov. & Rigoni peanut 1/0
ARCA2 Aralia californica S. Watson California spikenard 3/0
AREL8 Aralia elata (Miq.) Seem. Japanese angelica tree 1/0
ARHI2 Aralia hispida Vent. bristly sarsaparilla 6/1
ARNU2 Aralia nudicaulis L. wild sarsaparilla 5/2
ARRA Aralia racemosa L. American spikenard 4/1
ARSP2 Aralia spinosa L. devil's walkingstick 15/2
ARAUC2 Araucaria araucaria 1/0
ARAR23 Araucaria araucana (Molina) K. Koch monkeypuzzle tree    
ARIM4 Araucaria imbricata Pav.   1/0
ARCO32 Araucaria columnaris (G. Forst.) Hook. New Caledonia pine 3/0
ARHE12 Araucaria heterophylla (Salisb.) Franco Norfolk Island pine 4/1
ARSE8 Araujia sericifera Brot. white bladderflower 1/0
ARBUT Arbutus madrone 1/1
ARAR2 Arbutus arizonica (A. Gray) Sarg. Arizona madrone 4/0
ARME Arbutus menziesii Pursh Pacific madrone 15/1
ARUN4 Arbutus unedo L. strawberry tree 5/0
ARXA80 Arbutus xalapensis Kunth Texas madrone 10/0
ARTE Arbutus texana Buckley   2/0
ARDI3 Arceuthobium divaricatum Engelm. pinyon dwarf mistletoe 1/0
ARDO Arceuthobium douglasii Engelm. Douglas fir dwarf mistletoe 1/0
ARLI12 Arceuthobium littorum Hawksw., Wiens & Nickrent coastal dwarf mistletoe 1/0
ARPU3 Arceuthobium pusillum Peck eastern dwarf mistletoe 1/0
RAPU4 Razoumofskya pusilla (Peck) Kuntze   0/1
ARVA Arceuthobium vaginatum (Willd.) J. Presl pineland dwarf mistletoe 4/0
ARAL Archontophoenix alexandrae (F. Muell.) H. Wendl. & Drude Alexandra palm 1/0
ARLA2 Arctagrostis latifolia (R. Br.) Griseb. wideleaf polargrass 1/1
ARCTI Arctium burdock 1/0
ARLA3 Arctium lappa L. greater burdock 2/1
ARMI2 Arctium minus Bernh. lesser burdock 4/1
ARTO Arctium tomentosum P. Mill. woolly burdock 0/1
ARCA4 Arctomecon californica Torr. & Frém. California bearpoppy 3/0
ARHU3 Arctomecon humilis Coville common bearpoppy 5/0
ARME2 Arctomecon merriamii Coville desert bearpoppy 10/0
ARFU2 Arctophila fulva (Trin.) Rupr. ex Andersson pendantgrass 1/0
ARCTO3 Arctostaphylos manzanita 2/1
ARALA7 Arctostaphylos alpina (L.) Spreng. var. alpina alpine bearberry    
MAAL8 Arbutus alpina L.   0/1
ARAN2 Arctostaphylos andersonii A. Gray Santa Cruz manzanita 2/0
ARCA21 Arctostaphylos catalinae P.V. Wells Santa Catalina Island manzanita 2/0
ARCO23 Arctostaphylos ×coloradensis Rollins (pro sp.) [patula × uva-ursi] 4/0
ARCO3 Arctostaphylos columbiana Piper hairy manzanita 1/0
ARCO13 Arctostaphylos confertiflora Eastw. Santa Rosa Island manzanita 1/0
ARCR6 Arctostaphylos cruzensis J.B. Roof La Cruz manzanita 2/0
ARED Arctostaphylos edmundsii J.T. Howell Little Sur manzanita 4/0
ARGLC4 Arctostaphylos glandulosa Eastw. ssp. crassifolia (Jeps.) P.V. Wells Del Mar manzanita 1/0
ARGLG4 Arctostaphylos glandulosa Eastw. ssp. glaucomollis P.V. Wells Eastwood's manzanita 2/0
ARGL4 Arctostaphylos glauca Lindl. bigberry manzanita 8/0
ARHOF Arctostaphylos hookeri G. Don ssp. franciscana (Eastw.) Munz Franciscan manzanita 4/0
ARHOR2 Arctostaphylos hookeri G. Don ssp. ravenii P.V. Wells Presidio manzanita 4/0
ARIM Arctostaphylos imbricata Eastw. San Bruno Mountain manzanita 1/0
ARIN2 Arctostaphylos insularis Greene ex Parry island manzanita 5/0
ARINP Arctostaphylos insularis Greene ex Parry var. pubescens Eastw.   2/0
ARLU4 Arctostaphylos luciana P.V. Wells Santa Lucia manzanita 1/0
ARMA Arctostaphylos manzanita Parry whiteleaf manzanita 4/0
ARMAL Arctostaphylos manzanita Parry ssp. laevigata (Eastw.) Munz Contra Costa manzanita    
ARPUL2 Arctostaphylos laevigata Eastw.   4/0
ARME7 Arctostaphylos ×media Greene (pro sp.) [columbiana × uva-ursi] 1/0
ARMO2 Arctostaphylos morroensis Wies. & Schreib. Morro manzanita 6/0
ARMY Arctostaphylos myrtifolia Parry Ione manzanita 2/0
ARNE Arctostaphylos nevadensis A. Gray pinemat manzanita 5/0
AROB Arctostaphylos obispoensis Eastw. serpentine manzanita 3/0
ARPA3 Arctostaphylos pajaroensis (J.E. Adams ex McMinn) J.E. Adams Pajaro manzanita 3/0
ARPA21 Arctostaphylos pallida Eastw. Alameda manzanita 5/0
ARANP Arctostaphylos andersonii A. Gray var. pallida (Eastw.) J.E. Adams ex McMinn   2/0
ARPA6 Arctostaphylos patula Greene greenleaf manzanita 9/1
ARPE9 Arctostaphylos peninsularis P.V. Wells Peninsular manzanita 3/0
ARPI Arctostaphylos pilosula Jeps. & Wies. ex Jeps. La Panza manzanita 3/0
ARPR Arctostaphylos pringlei Parry Pringle manzanita 2/0
ARPRD2 Arctostaphylos pringlei Parry ssp. drupacea (Parry) P.V. Wells pinkbracted manzanita 2/0
ARPU4 Arctostaphylos pumila Nutt. sandmat manzanita 1/0
ARPU5 Arctostaphylos pungens Kunth pointleaf manzanita 6/0
ARPU10 Arctostaphylos purissima P.V. Wells La Purissima manzanita 2/0
ARRA7 Arctostaphylos rainbowensis J.E. Keeley & A. Massihi Rainbow manzanita 1/0
ARRE7 Arctostaphylos regismontana Eastw. Kings Mountain manzanita 2/0
ARRU2 Arctostaphylos rudis Jeps. & Wies. ex Jeps. shagbark manzanita 6/0
ARSI Arctostaphylos silvicola Jeps. & Wies. ex Jeps. Bonny Doon manzanita 2/0
ARSTR Arctostaphylos stanfordiana Parry ssp. raichei W. Knight Raiche's manzanita 1/0
ARTOI Arctostaphylos tomentosa (Pursh) Lindl. ssp. insulicola P.V. Wells woollyleaf manzanita 4/0
ARUV Arctostaphylos uva-ursi (L.) Spreng. kinnikinnick 15/0
UVUV Arctostaphylos adenotricha (Fernald & J.F. Macbr.) A. Löve & D. Löve & Kapoor   0/1
ARVI7 Arctostaphylos viridissima (Eastw.) McMinn whitehair manzanita 2/0
ARVI4 Arctostaphylos viscida Parry sticky whiteleaf manzanita 4/0
ARST2 Arctotis stoechadifolia P.J. Bergius African daisy 1/0
ARCR80 Ardisia crenata Sims hen's eyes 1/0
ARJA4 Ardisia japonica (Thunb.) Blume marlberry 1/0
ARLU3 Ardisia luquillensis (Britton) Alain mountain marlberry 2/0
AROB2 Ardisia obovata Desv. ex Ham. Guadeloupe marlberry 1/0
ARSO Ardisia solanacea Roxb. China-shrub 1/0
ARENA Arenaria sandwort 2/0
ARAC2 Arenaria aculeata S. Watson prickly sandwort 5/0
ARCA7 Arenaria capillaris Poir. slender mountain sandwort 3/0
ARCO5 Arenaria congesta Nutt. ballhead sandwort 3/0
ARCOC2 Arenaria congesta Nutt. var. charlestonensis Maguire Charleston sandwort 3/0
ARCOW Arenaria congesta Nutt. var. wheelerensis Maguire Wheeler's sandwort 3/0
AREAA Arenaria eastwoodiae Rydb. var. adenophora Kearney & Peebles Eastwood's sandwort 3/0
ARFE3 Arenaria fendleri A. Gray Fendler's sandwort 4/1
ARFEF3 Arenaria fendleri A. Gray var. fendleri Fendler's sandwort 1/0
ERFE3 Arenaria fendleri A. Gray var. diffusa Porter   2/0
ARFR Arenaria franklinii Douglas ex Hook. Franklin's sandwort 2/0
ARFRF2 Arenaria franklinii Douglas ex Hook. var. franklinii Franklin's sandwort 1/0
ARHO4 Arenaria hookeri Nutt. Hooker's sandwort 2/1
ARKI Arenaria kingii (S. Watson) M.E. Jones King's sandwort 2/0
ARKIC Arenaria kingii (S. Watson) M.E. Jones ssp. compacta (Coville) Maguire King's compact sandwort 3/0
ARKIK Arenaria kingii (S. Watson) M.E. Jones ssp. kingii King's sandwort 2/0
ARLAL3 Arenaria lanuginosa (Michx.) Rohrb. ssp. lanuginosa var. lanuginosa spreading sandwort    
SPLA8 Spergulastrum lanuginosum Michx.   3/0
ARLAS Arenaria lanuginosa (Michx.) Rohrb. ssp. saxosa (A. Gray) Maguire spreading sandwort    
ARCO14 Arenaria confusa Rydb.   2/0
ARMA3 Arenaria macradenia S. Watson Mojave sandwort 1/0
ARSE2 Arenaria serpyllifolia L. thymeleaf sandwort 6/1
ARLE3 Arenaria leptoclados (Rchb.) Guss.   0/1
ARUR Arenaria ursina B.L. Rob. Bear Valley sandwort 4/0
ARPI6 Arenga pinnata (Wurmb) Merr. sugar palm 1/0
ARBU Arethusa bulbosa L. dragon's mouth 2/1
ARGEM Argemone pricklypoppy 1/0
ARAL3 Argemone albiflora Hornem. bluestem pricklypoppy 7/0
ARALA2 Argemone albiflora Hornem. ssp. albiflora bluestem pricklypoppy 1/0
ARAL9 Argemone alba Lestib. f.   1/1
ARALT Argemone albiflora Hornem. ssp. texana G.B. Ownbey bluestem pricklypoppy 1/0
ARCH2 Argemone chisosensis G.B. Ownbey Chisos Mountain pricklypoppy 1/0
ARCO6 Argemone corymbosa Greene Mojave pricklypoppy 2/0
ARME4 Argemone mexicana L. Mexican pricklypoppy 5/1
ARMU Argemone munita Durand & Hilg. flatbud pricklypoppy 14/0
ARMUR Argemone munita Durand & Hilg. ssp. rotundata (Rydb.) G.B. Ownbey flatbud pricklypoppy 5/0
ARPL3 Argemone pleiacantha Greene southwestern pricklypoppy 6/0
ARPLP Argemone pleiacantha Greene ssp. pinnatisecta G.B. Ownbey southwestern pricklypoppy 5/0
ARPO2 Argemone polyanthemos (Fedde) G.B. Ownbey crested pricklypoppy 16/0
ARIN7 Argemone intermedia auct. non Sweet   2/1
ARPL2 Argemone intermedia auct. non Sweet   2/0
ARAN7 Argentina anserina (L.) Rydb. silverweed cinquefoil 1/2
POAN5 Argentina anserina (L.) Rydb. var. concolor (Ser.) Rydb.   3/0
ARGN2 Argusia gnaphalodes (L.) Heine sea rosemary 9/0
ARGR20 Argyranthemum gracilis Webb ex Sch. Bip. Tenerife white marguerite 1/0
ARNE4 Argyreia nervosa (Burm. f.) Bojer elephant creeper 1/0
ARDE5 Argyrochosma dealbata (Pursh) Windham powdery false cloak fern 1/0
NODE Cheilanthes dealbata Pursh   0/1
ARFE5 Argyrochosma fendleri (Kunze) Windham Fendler's false cloak fern 2/0
PEFE4 Cheilanthes cancellata Mickel   1/0
ARIN11 Argyrochosma incana (K. Presl) Windham hairy false cloak fern 1/0
ARJO2 Argyrochosma jonesii (Maxon) Windham Jones' false cloak fern 2/0
ARMI6 Argyrochosma microphylla (Mett. ex Kuhn) Windham small-leaf false cloak fern 3/0
ARGYR Argyroxiphium silversword 5/0
ARSA5 Argyroxiphium sandwicense DC. Hawai'i silversword 5/0
ARSAS Argyroxiphium sandwicense DC. ssp. sandwicense Hawai'i silversword 1/0
ARFA Argythamnia fasciculata (Vahl ex A. Juss.) Müll. Arg. broom silverbush 2/0
ARHUH Argythamnia humilis (Engelm. & A. Gray) Müll. Arg. var. humilis low silverbush    
DIHU Ditaxis humilis (Engelm. & A. Gray) Pax   0/1
ARMEM Argythamnia mercurialina (Nutt.) Müll. Arg. var. mercurialina tall silverbush    
DIME3 Ditaxis mercurialina (Nutt.) J.M. Coult.   0/1
ARST7 Argythamnia stahlii Urb. bluntleaf silverbush 1/0
ARFI Ariocarpus fissuratus (Engelm.) K. Schum. chautle livingrock 1/0
ARISA Arisaema Jack in the pulpit 1/0
ARDR3 Arisaema dracontium (L.) Schott green dragon 7/2
ARTO7 Arisaema tortuosum (Wall.) Schott arisaema 1/0
ARTR Arisaema triphyllum (L.) Schott Jack in the pulpit 14/1
ARTRP Arisaema triphyllum (L.) Schott ssp. pusillum (Peck) Huttleston Jack in the pulpit    
ARPU17 Arisaema acuminatum Small   0/1
ARTRQ Arisaema triphyllum (L.) Schott ssp. quinatum (Buckley) Huttleston Jack in the pulpit    
ARQU Arisaema quinatum (Buckley) Schott   1/0
ARTRS Arisaema triphyllum (L.) Schott ssp. stewardsonii (Britton) Huttleston Jack in the pulpit    
ARST9 Arisaema atrorubens (Aiton) Blume var. stewardsonii (Britton) G.T. Stevens   0/1
ARTRT3 Arisaema triphyllum (L.) Schott ssp. triphyllum Jack in the pulpit 0/1
ARAD Aristida adscensionis L. sixweeks threeawn 2/1
ARFA4 Aristida adscensionis L. var. abortiva Beetle   0/1
ARAR6 Aristida arizonica Vasey Arizona threeawn 0/1
ARBA2 Aristida basiramea Engelm. ex Vasey forked threeawn 0/2
ARBE7 Aristida beyrichiana Trin. & Rupr. Beyrich threeawn 2/0
ARCA9 Aristida californica Thurb. ex S. Watson California threeawn 0/1
ARCAG Aristida californica Thurb. ex S. Watson var. glabrata Vasey Santa Rita threeawn    
ARGL6 Aristida glabrata (Vasey) Hitchc.   0/1
ARCO7 Aristida condensata Chapm. piedmont threeawn 0/1
ARDE3 Aristida desmantha Trin. & Rupr. curly threeawn 0/2
ARDI4 Aristida dichotoma Michx. churchmouse threeawn 0/2
ARDIC Aristida dichotoma Michx. var. curtissii A. Gray Curtis' threeawn    
ARCU3 Aristida basiramea Engelm. ex Vasey var. curtissii (A. Gray) Shinners   0/2
ARDI5 Aristida divaricata Humb. & Bonpl. ex Willd. poverty threeawn 0/2
ARFL Aristida floridana (Chapm.) Vasey Key West threeawn 0/1
ARGY Aristida gyrans Chapm. corkscrew threeawn 0/1
ARHA3 Aristida havardii Vasey Havard's threeawn    
ARBA Aristida barbata Fourn.   0/1
ARLA6 Aristida lanosa Muhl. ex Elliot woollysheath threeawn 2/2
ARLO16 Aristida longespica Poir. slimspike threeawn    
ARLO2 Aristida longispica Poir., orth. var.   1/1
ARLOG6 Aristida longespica Poir. var. geniculata (Raf.) Fernald slimspike threeawn    
ARIN8 Aristida geniculata Raf.   0/2
ARLOG Aristida geniculata Raf.   1/0
ARLOL3 Aristida longespica Poir. var. longespica slimspike threeawn    
ARGR13 Aristida gracilis Elliot   0/1
ARMO3 Aristida mohrii Nash Mohr's threeawn 0/1
AROL Aristida oligantha Michx. prairie threeawn 1/2
ARPA26 Aristida palustris (Chapm.) Vasey longleaf threeawn    
ARAF2 Aristida affinis auct. non (Schult.) Kunth   0/1
ARPA9 Aristida pansa Woot. & Standl. Wooton's threeawn 0/1
ARPA11 Aristida patula Chapm. ex Nash tall threeawn 0/1
ARPU8 Aristida purpurascens Poir. arrowfeather threeawn 4/2
ARPUT Aristida purpurascens Poir. var. tenuispica (Hitchc.) Allred arrowfeather threeawn    
ARTE2 Aristida tenuispica Hitchc.   0/1
ARPUV Aristida purpurascens Poir. var. virgata (Trin.) Allred arrowfeather threeawn    
ARVI5 Aristida virgata Trin.   0/1
ARPU9 Aristida purpurea Nutt. purple threeawn 3/1
ARPUF Aristida purpurea Nutt. var. fendleriana (Steud.) Vasey Fendler's threeawn    
ARFE4 Aristida fendleriana Steud.   0/2
ARPUL Aristida purpurea Nutt. var. longiseta (Steud.) Vasey Fendler threeawn    
ARLO3 Aristida longiseta Steud.   0/2
ARPUN Aristida purpurea Nutt. var. nealleyi (Vasey) Allred blue threeawn    
ARGL7 Aristida glauca (Nees) Walp.   0/1
ARPUP5 Aristida purpurea Nutt. var. parishii (Hitchc.) Allred Parish's threeawn    
ARPA24 Aristida parishii Hitchc.   0/1
ARPUP6 Aristida purpurea Nutt. var. purpurea purple threeawn 1/0
ARRO3 Aristida purpurea Nutt. var. laxiflora Merr.   0/1
ARPUW Aristida purpurea Nutt. var. wrightii (Nash) Allred Wright's threeawn    
ARWR Aristida brownii Warnock   4/2
ARRA2 Aristida ramosissima Engelm. ex A. Gray s-curve threeawn 0/2
ARRH Aristida rhizomophora Swallen Florida threeawn 0/1
ARSCO Aristida schiedeana Trin. & Rupr. var. orcuttiana (Vasey) Allred & Valdés-Reyna Orcutt's threeawn    
AROR2 Aristida orcuttiana Vasey   0/1
ARSI3 Aristida simpliciflora Chapm. southern threeawn 0/1
ARSP3 Aristida spiciformis Elliot bottlebrush threeawn 0/1
ARST5 Aristida stricta Michx. pineland threeawn 1/1
ARTE3 Aristida ternipes Cav. spidergrass 0/1
ARTEG Aristida ternipes Cav. var. gentilis (Henr.) Allred spidergrass    
ARHA Aristida hamulosa Henr.   0/1
ARTU Aristida tuberculosa Nutt. seaside threeawn 1/2
ARCA10 Aristolochia californica Torr. California dutchman's pipe 4/0
ARCL Aristolochia clematitis L. birthwort 1/1
AREL10 Aristolochia elegans Mast. elegant dutchman's pipe 1/0
ARGR2 Aristolochia grandiflora Sw. pelicanflower 3/0
ARMA7 Aristolochia macrophylla Lam. pipevine 9/1
AROD Aristolochia odoratissima L. fragrant dutchman's pipe 1/0
ARRE3 Aristolochia reticulata Jacq. Texas dutchman's pipe 1/0
ARRI3 Aristolochia ringens Vahl gaping dutchman's pipe 2/0
ARSE3 Aristolochia serpentaria L. Virginia snakeroot 26/1
ARTO3 Aristolochia tomentosa Sims woolly dutchman's pipe 2/2
ARMA6 Armeria maritima (Mill.) Willd. thrift seapink 3/0
ARMAC2 Armeria maritima (Mill.) Willd. ssp. californica (Boiss.) A.E. Porsild California seapink 2/0
ARMAS Armeria maritima (Mill.) Willd. ssp. sibirica (Turcz. ex Boiss.) Nyman Siberian sea thrift    
ARVU3 Armeria arctica (Cham.) Wallr.   0/1
ARRU4 Armoracia rusticana G. Gaertn., B. Mey. & Scherb. horseradish    
ARAR16 Armoracia armoracia (L.) Britton   0/1
ARAC3 Arnica acaulis (Walter) Britton, Sterns & Poggenb. common leopardbane 0/1
ARAM2 Arnica amplexicaulis Nutt. clasping arnica 3/1
ARAN5 Arnica angustifolia Vahl narrowleaf arnica 2/0
ARCH3 Arnica chamissonis Less. Chamisso arnica 2/1
ARCHA2 Arnica chamissonis Less. ssp. foliosa (Nutt.) Maguire var. andina (Nutt.) Ediger & T.M. Barkley Chamisso arnica    
ARFO2 Arnica chamissonis Less. var. foliosa (Nutt.) Maguire   1/0
ARCO9 Arnica cordifolia Hook. heartleaf arnica 4/1
ARDE11 Arnica dealbata (A. Gray) B.G. Baldw. mock leopardbane    
WHDE Whitneya dealbata A. Gray   2/0
ARDI6 Arnica discoidea Benth. rayless arnica 2/0
ARDI7 Arnica ×diversifolia Greene (pro sp.) [amplexicaulis or mollis × cordifolia or latifolia] rayless arnica 2/1
ARGR14 Arnica gracilis Rydb. smallhead arnica 1/0
ARLA8 Arnica latifolia Bong. broadleaf arnica 4/1
ARLOL Arnica lonchophylla Greene ssp. lonchophylla longleaf arnica    
ARCH7 Arnica alpina (L.) Olin var. lonchophylla (Greene) S.L. Welsh   0/1
ARLO6 Arnica longifolia D.C. Eaton spearleaf arnica 3/1
ARMO4 Arnica mollis Hook. hairy arnica 16/2
ARMO8 Arnica montana L. mountain arnica 1/0
ARNE3 Arnica nevadensis A. Gray Nevada arnica 2/0
ARPA13 Arnica parryi A. Gray Parry's arnica 2/0
ARPAP3 Arnica parryi A. Gray ssp. parryi Parry's arnica 2/0
ARPAS2 Arnica parryi A. Gray ssp. sonnei (Greene) Maguire Sonne's arnica 2/0
ARAT Arnoglossum atriplicifolium (L.) H. Rob. pale Indian plantain    
CAAT Cacalia atriplicifolia L.   2/0
MEAT Cacalia atriplicifolia L.   0/1
AROV Arnoglossum ovatum (Walter) H. Rob. ovateleaf cacalia 1/0
ARPL4 Arnoglossum plantagineum Raf. groovestem Indian plantain 3/1
METU3 Cacalia paniculata Raf.   0/1
ARRE6 Arnoglossum reniforme (Hook.) H. Rob. great Indian plantain    
CAMU23 Arnoglossum muehlenbergii (Sch. Bip.) H. Rob.   1/0
MERE5 Arnoglossum muehlenbergii (Sch. Bip.) H. Rob.   0/1
ARMI3 Arnoseris minima (L.) Schweigg. & Körte lamb succory 0/1
ARPA38 Arrabidaea patellifera (Schltdl.) Sandwith 3/0
ARRHE Arrhenatherum oatgrass 1/0
AREL3 Arrhenatherum elatius (L.) P. Beauv. ex J. Presl & C. Presl tall oatgrass 5/2
ARELB Arrhenatherum elatius (L.) P. Beauv. ex J. Presl & C. Presl var. bulbosum (Willd.) Spenner tall oatgrass 0/1
ARTEM Artemisia sagebrush 2/0
ARAB2 Artemisia abrotanum L. southernwood 0/1
ARAB3 Artemisia absinthium L. absinthium 5/1
ARAN3 Artemisia annua L. sweet sagewort 1/1
ARAR8 Artemisia arbuscula Nutt. little sagebrush 1/1
ARARA Artemisia arbuscula Nutt. ssp. arbuscula little sagebrush 3/0
ARARL3 Artemisia arbuscula Nutt. ssp. longicaulis Winward & McArthur little sagebrush 2/0
ARBI2 Artemisia biennis Willd. biennial wormwood 0/1
ARBI3 Artemisia bigelovii A. Gray Bigelow sage 6/1
ARCA11 Artemisia californica Less. coastal sagebrush 5/0
ARCAB4 Artemisia campestris L. ssp. borealis (Pall.) H.M. Hall & Clem. var. borealis (Pall.) M. Peck field sagewort    
ARBO4 Artemisia borealis Pall.   4/1
ARCA23 Artemisia borealis Pall.   0/1
ARCAC Artemisia campestris L. ssp. caudata (Michx.) H.M. Hall & Clem. field sagewort    
ARCA24 Artemisia campestris L. var. caudata (Michx.) Palmer & Steyerm.   0/1
ARCA13 Artemisia cana Pursh silver sagebrush 4/1
ARCA14 Artemisia carruthii Alph. Wood ex Carruth. Carruth's sagewort    
ARKA4 Artemisia carruthii Alph. Wood ex Carruth. var. wrightii (A. Gray) S.F. Blake   0/1
ARDO3 Artemisia douglasiana Besser Douglas' sagewort 2/0
ARDR4 Artemisia dracunculus L. tarragon 4/0
ARDR5 Artemisia dracunculoides Pursh   1/1
ARGL12 Artemisia dracunculoides Pursh   0/1
OLDR Artemisia dracunculoides Pursh   4/0
ARFI2 Artemisia filifolia Torr. sand sagebrush 6/1
ARFR3 Artemisia franserioides Greene ragweed sagebrush 4/0
ARFR4 Artemisia frigida Willd. prairie sagewort 14/1
ARFUF Artemisia furcata M. Bieb. var. furcata forked wormwood 1/0
ARLO7 Artemisia longifolia Nutt. longleaf wormwood 0/1
ARLU Artemisia ludoviciana Nutt. white sagebrush 6/1
ARLUL2 Artemisia ludoviciana Nutt. ssp. ludoviciana white sagebrush 1/0
ARGN Artemisia diversifolia Rydb.   0/1
ARLUM2 Artemisia ludoviciana Nutt. ssp. mexicana (Willd. ex Spreng.) D.D. Keck white sagebrush    
ARME9 Artemisia ludoviciana Nutt. var. mexicana (Willd. ex Spreng.) A. Gray   0/1
ARMA27 Artemisia maritima L. sea wormwood 2/0
ARNO4 Artemisia nova A. Nelson black sagebrush 3/0
SENO Artemisia arbuscula Nutt. var. nova (A. Nelson) Cronquist   3/0
ARPA16 Artemisia papposa S.F. Blake & Cronquist Owyhee sage 4/0
ARPO4 Artemisia pontica L. Roman wormwood 0/1
ARPY3 Artemisia pycnocephala (Less.) DC. beach wormwood 1/0
ARPY2 Artemisia pygmaea A. Gray pygmy sagebrush 6/0
ARRO4 Artemisia rothrockii A. Gray timberline sagebrush 2/0
ARSC Artemisia scopulorum A. Gray alpine sagebrush 5/0
ARSE4 Artemisia serrata Nutt. sawtooth wormwood 0/1
ARST6 Artemisia stelleriana Besser oldwoman 2/1
ARTR2 Artemisia tridentata Nutt. big sagebrush 10/1
ARTRT Artemisia tridentata Nutt. ssp. tridentata basin big sagebrush 3/0
SETR4 Artemisia angusta Rydb.   2/0
ARTRV Artemisia tridentata Nutt. ssp. vaseyana (Rydb.) Beetle mountain big sagebrush 3/0
ARTRW8 Artemisia tridentata Nutt. ssp. wyomingensis Beetle & Young Wyoming big sagebrush 2/0
ARVU Artemisia vulgaris L. common wormwood 13/1
ARGL17 Arthonia glebosa Tuck. dot lichen 2/0
ARHI3 Arthraxon hispidus (Thunb.) Makino small carpgrass 2/1
ARHIC2 Arthraxon ciliaris P. Beauv. var. cryptatherus Hack.   1/1
ARIT Arum italicum Mill. Italian lords and ladies 1/0
ARDI8 Aruncus dioicus (Walter) Fernald bride's feathers 3/0
ARDIA Aruncus dioicus (Walter) Fernald var. acuminatus (Rydb.) Rydb. ex H. Hara bride's feathers 2/0
ARDIV Aruncus dioicus (Walter) Fernald var. vulgaris (Maxim.) H. Hara bride's feathers    
ARAR14 Aruncus aruncus (L.) Karst.   1/1
ARSY2 Aruncus aruncus (L.) Karst.   1/0
ARVU4 Aruncus aruncus (L.) Karst.   1/0
SPAR4 Aruncus aruncus (L.) Karst.   1/0
ARGR6 Arundina graminifolia (D. Don) Hochr. bamboo orchid 2/0
ARBA3 Arundina bambusifolia (Roxb.) Lindl.   3/0
ARAM6 Arundinaria amabilis McClure Tonkin cane 1/0
ARGI Arundinaria gigantea (Walter) Muhl. giant cane 2/3
ARGIT8 Arundinaria gigantea (Walter) Muhl. ssp. tecta (Walter) McClure switchcane    
ARTE4 Arundinaria tecta (Walter) Muhl.   0/2
ARUND3 Arundinella rabo de gato 1/0
ARUND4 Arundo giant reed 1/0
ARDO4 Arundo donax L. giant reed 12/1
ASCA Asarum canadense L. Canadian wildginger 9/1
ASAC7 Asarum acuminatum (Ashe) E.P. Bicknell   0/1
ASRE10 Asarum acuminatum (Ashe) E.P. Bicknell   0/1
ASCA2 Asarum caudatum Lindl. British Columbia wildginger 3/0
ASHA Asarum hartwegii S. Watson Hartweg's wildginger 6/0
ASCLE Asclepias milkweed 13/0
ASAL Asclepias albicans S. Watson whitestem milkweed 5/0
ASAM Asclepias amplexicaulis Sm. clasping milkweed 18/1
ASAR Asclepias arenaria Torr. sand milkweed 0/1
ASAS Asclepias asperula (Decne.) Woodson spider milkweed 1/0
ASASA Asclepias asperula (Decne.) Woodson ssp. asperula spider milkweed 4/0
ASASC Asclepias asperula (Decne.) Woodson ssp. capricornu (Woodson) Woodson antelopehorns 15/0
ASDE15 Asclepias asperula (Decne.) Woodson var. decumbens (Nutt.) Shinners   0/1
ASDE16 Asclepias asperula (Decne.) Woodson var. decumbens (Nutt.) Shinners   0/1
ASBR Asclepias brachystephana Engelm. ex Torr. bract milkweed 0/1
ASCA3 Asclepias californica Greene California milkweed 5/0
ASCO Asclepias cordifolia (Benth.) Jeps. heartleaf milkweed 3/0
ASCR Asclepias cryptoceras S. Watson pallid milkweed 12/0
ASCU Asclepias curassavica L. bloodflower 6/0
ASEN Asclepias engelmanniana Woodson Engelmann's milkweed 2/0
ACAU5 Acerates auriculata Engelm. ex Torr.   0/1
ASER Asclepias eriocarpa Benth. woollypod milkweed 3/0
ASER2 Asclepias erosa Torr. desert milkweed 1/0
ASEX Asclepias exaltata L. poke milkweed 1/1
ASFA Asclepias fascicularis Decne. Mexican whorled milkweed 2/0
ASME11 Asclepias mexicana auct. non Cav.   1/0
ASHI Asclepias hirtella (Pennell) Woodson green milkweed 1/0
ASHU3 Asclepias humistrata Walter pinewoods milkweed 14/0
ASIN Asclepias incarnata L. swamp milkweed 28/2
ASINP2 Asclepias incarnata L. ssp. pulchra (Ehrh. ex Willd.) Woodson swamp milkweed    
ASPU13 Asclepias incarnata L. var. neoscotica Fernald   0/1
ASIN14 Asclepias involucrata Engelm. ex Torr. dwarf milkweed 2/0
ASLA2 Asclepias lanceolata Walter fewflower milkweed 10/0
ASLAP3 Asclepias lanceolata Walter var. paupercula (Michx.) Fernald   0/1
ASLA3 Asclepias lanuginosa Nutt. sidecluster milkweed    
ACLA4 Acerates lanuginosa (Nutt.) Decne.   0/1
ASLA4 Asclepias latifolia (Torr.) Raf. broadleaf milkweed 2/1
ASLO Asclepias longifolia Michx. longleaf milkweed 4/0
ACFL4 Acerates delticola Small   0/1
ASME Asclepias meadii Torr. ex A. Gray Mead's milkweed 0/1
ASNU Asclepias nummularia Torr. tufted milkweed 2/0
ASOB Asclepias obovata Elliot pineland milkweed 3/0
ASOV Asclepias ovalifolia Decne. oval-leaf milkweed 0/1
ASPE Asclepias perennis Walter aquatic milkweed 5/1
ASPH2 Asclepias physocarpa (E. Mey.) Schltr. balloonplant 1/0
ASPU Asclepias pumila (A. Gray) Vail plains milkweed 0/1
ASPU2 Asclepias purpurascens L. purple milkweed 3/2
ASQU Asclepias quadrifolia Jacq. fourleaf milkweed 5/1
ASRU Asclepias rubra L. red milkweed 4/1
ASRU6 Asclepias rusbyi (Vail) Woodson Rusby's milkweed    
ASENR Asclepias engelmanniana Woodson var. rusbyi (Vail) Kearney   2/0
ASSO Asclepias solanoana Woodson serpentine milkweed 1/0
ASSP Asclepias speciosa Torr. showy milkweed 17/2
ASST Asclepias stenophylla A. Gray slimleaf milkweed    
ACAN6 Acerates angustifolia (Nutt.) Decne.   0/1
ASSU Asclepias subulata Decne. rush milkweed 4/0
ASSU2 Asclepias subverticillata (A. Gray) Vail horsetail milkweed    
ASGA4 Asclepias galioides auct. non Kunth   2/1
ASSU3 Asclepias sullivantii Engelm. ex A. Gray prairie milkweed 2/1
ASSY Asclepias syriaca L. common milkweed 9/1
ASIN13 Asclepias intermedia Vail   0/1
ASTU Asclepias tuberosa L. butterfly milkweed 35/1
ASTUI Asclepias tuberosa L. ssp. interior Woodson butterfly milkweed    
ASTUT Asclepias tuberosa L. var. interior (Woodson) Shinners   2/0
ASTUT2 Asclepias tuberosa L. ssp. tuberosa butterfly milkweed 1/0
ASUNR Asclepias uncialis Greene ssp. ruthiae (Maguire) Kartesz & Gandhi Ruth's milkweed 4/0
ASVA Asclepias variegata L. redring milkweed 5/1
ASVE Asclepias verticillata L. whorled milkweed 4/1
ASVE2 Asclepias vestita Hook. & Arn. woolly milkweed 2/0
ASVI Asclepias viridiflora Raf. green comet milkweed 6/0
ACVI4 Acerates viridiflora (Raf.) Pursh ex Eaton   0/1
ASVI2 Asclepias viridis Walter green antelopehorn 12/0
ASVI11 Asclepiodora viridis (Walter) A. Gray   0/1
ASIMI Asimina pawpaw 2/1
ASAN6 Asimina angustifolia Raf. slimleaf pawpaw 1/0
ASPA18 Asimina parviflora (Michx.) Dunal smallflower pawpaw 9/1
ASTE11 Asimina tetramera Small fourpetal pawpaw 1/0
ASTR Asimina triloba (L.) Dunal pawpaw 17/2
ASPAL2 Aspalathus aspalathus 1/0
ASLI14 Aspalathus linearis (Burm. f.) R. Dahlgren rooibos    
ASCO39 Aspalathus contaminatus auct.   1/0
ASPAR Asparagus asparagus 1/0
ASAF Asparagus africanus Lam. African asparagus 1/0
ASAS4 Asparagus asparagoides (L.) Druce African asparagus fern 1/0
ASDE12 Asparagus densiflorus (Kunth) Jessop Sprenger's asparagus fern 3/0
ASSP9 Asparagus sprengeri Regel   1/0
ASOF Asparagus officinalis L. garden asparagus 3/1
ASSE12 Asparagus setaceus (Kunth) Jessop common asparagus fern    
ASPL5 Asparagus plumosus Baker   1/0
ASPR Asperugo procumbens L. German-madwort 1/1
ASFI2 Asphodelus fistulosus L. onionweed 1/0
ASDE19 Aspicilia desertorum (Krempelh.) Mereschk. desert aspicilia 5/0
ASFR11 Aspicilia fruticulosa (Eversm.) Flagey 1/0
ASCA17 Aspidotis carlotta-halliae (W.H. Wagner & E.F. Gilbert) Lellinger (pro. hybr.) tufted lacefern 1/0
ASDE6 Aspidotis densa (Brack.) Lellinger Indian's dream 1/0
PEDE13 Cheilanthes siliquosa Maxon   0/1
ASPLE Asplenium spleenwort 1/0
ASBR2 Asplenium bradleyi D.C. Eaton Bradley's spleenwort 1/1
ASEB Asplenium ×ebenoides R.R. Scott (pro sp.) [platyneuron × rhizophyllum] 0/1
ASEX2 Asplenium exiguum Bedd. little spleenwort    
ASFO6 Asplenium fontanum (L.) Bernh.   0/1
ASMO2 Asplenium montanum Willd. mountain spleenwort 0/1
ASNI Asplenium nidus L. Hawai'I birdnest fern 2/0
ASPI Asplenium pinnatifidum Nutt. lobed spleenwort 1/1
ASPL Asplenium platyneuron (L.) Britton, Sterns & Poggenb. ebony spleenwort 5/1
ASRE Asplenium resiliens Kunze blackstem spleenwort 3/1
ASRH2 Asplenium rhizophyllum L. walking fern    
CARH8 Camptosorus rhizophyllus (L.) Link   1/1
ASRU2 Asplenium ruta-muraria L. wallrue 1/1
ASSC11 Asplenium scolopendrium L. Hart's tonguefern 0/1
ASSCA Asplenium scolopendrium L. var. americanum (Fernald) Kartesz & Gandhi Hart's tonguefern    
PHSCA Phyllitis japonica Kom. ssp. americana (Fernald) A. Löve & D. Löve   0/1
ASSE Asplenium septentrionale (L.) Hoffm. forked spleenwort 1/0
ASTR2 Asplenium trichomanes L. maidenhair spleenwort 7/1
ASTR10 Asplenium trichomanes-ramosum L. brightgreen spleenwort    
ASVI10 Asplenium viride Huds.   0/1
ASTER Aster aster 1/0
ASAL3 Aster alpinus L. alpine aster 1/0
ASBI4 Astilbe biternata (Vent.) Britton Appalachian false goat's beard 1/1
ASTRA Astragalus milkvetch 5/0
ASAC2 Astragalus accumbens Sheldon Zuni milkvetch 3/0
ASAC3 Astragalus acutirostris S. Watson sharpkeel milkvetch 2/0
ASAE Astragalus aequalis Clokey Clokey's milkvetch 5/0
ASAG2 Astragalus agrestis Douglas ex G. Don purple milkvetch 6/1
ASHY7 Astragalus dasyglottis Fisch. ex DC.   1/1
ASAL4 Astragalus albens Greene cushenbury milkvetch 7/0
ASAL6 Astragalus allochrous A. Gray halfmoon milkvetch 4/0
ASAL7 Astragalus alpinus L. alpine milkvetch 2/1
ASAM3 Astragalus americanus (Hook.) M.E. Jones American milkvetch    
ASFR4 Astragalus frigidus (L.) A. Gray p.p.   2/0
PHAM10 Astragalus frigidus (L.) A. Gray p.p.   0/1
ASAM5 Astragalus amphioxys A. Gray Crescent milkvetch 6/0
ASAMA Astragalus amphioxys A. Gray var. amphioxys Crescent milkvetch 4/0
ASAN2 Astragalus andersonii A. Gray Anderson's milkvetch 6/0
ASARA Astragalus argophyllus Nutt. var. argophyllus silverleaf milkvetch 4/0
ASAR6 Astragalus arizonicus A. Gray Arizona milkvetch 2/0
ASAT Astragalus atratus S. Watson mourning milkvetch 3/0
ASATO Astragalus atratus S. Watson var. owyheensis (A. Nelson & J.F. Macbr.) M.E. Jones Owyhee milkvetch 2/0
ASAU Astragalus austiniae A. Gray ex W.H. Brewer & S. Watson Austin's milkvetch 1/0
ASAU4 Astragalus australis (L.) Lam. Indian milkvetch    
ASAB Astragalus aboriginorum Richardson   0/1
ASBE5 Astragalus beatleyae Barneby Beatley's milkvetch 3/0
ASBE3 Astragalus beckwithii Torr. & A. Gray Beckwith's milkvetch 1/0
ASBEP Astragalus beckwithii Torr. & A. Gray var. purpureus M.E. Jones Beckwith's milkvetch 5/0
ASBI2 Astragalus bisulcatus (Hook.) A. Gray twogrooved milkvetch 3/1
ASBIH Astragalus bisulcatus (Hook.) A. Gray var. haydenianus (A. Gray) Barneby Hayden's milkvetch 4/0
ASBO2 Astragalus bolanderi A. Gray Bolander's milkvetch 1/0
ASCA8 Astragalus callithrix Barneby Callaway milkvetch 3/0
ASCA9 Astragalus calycosus Torr. ex S. Watson Torrey's milkvetch 12/0
ASCAC5 Astragalus calycosus Torr. ex S. Watson var. calycosus Torrey's milkvetch 9/0
ASCAM2 Astragalus calycosus Torr. ex S. Watson var. monophyllidius (Rydb.) Barneby Torrey's milkvetch 1/0
ASCA11 Astragalus canadensis L. Canadian milkvetch 8/1
ASCAB Astragalus canadensis L. var. brevidens (Gandog.) Barneby shorttooth Canadian milkvetch 6/0
ASCAC6 Astragalus canadensis L. var. canadensis Canadian milkvetch    
ASCA29 Astragalus carolinianus L.   2/1
ASCA12 Astragalus caricinus (M.E. Jones) Barneby buckwheat milkvetch 1/0
ASCA14 Astragalus casei A. Gray ex W.H. Brewer & S. Watson Case's milkvetch 10/0
ASCE Astragalus ceramicus Sheldon painted milkvetch 4/0
ASCEF Astragalus ceramicus Sheldon var. filifolius (A. Gray) F.J. Herm. painted milkvetch    
PHLO7 Astragalus longifolius (Pursh) Rydb.   0/1
ASCH4 Astragalus chamaeleuce A. Gray cicada milkvetch 3/0
ASCH6 Astragalus chinensis L. f. Chinese milkvetch 1/0
ASCI4 Astragalus cicer L. chickpea milkvetch 1/0
ASCO6 Astragalus coccineus Brandegee scarlet milkvetch 15/0
ASCO7 Astragalus collinus Douglas ex G. Don hillside milkvetch 3/0
ASCOM2 Astragalus coltonii M.E. Jones var. moabensis M.E. Jones Moab milkvetch 9/0
ASCO17 Astragalus contortuplicatus L. Hungarian milkvetch 1/0
ASCOM4 Astragalus convallarius Greene var. margaretiae Barneby lesser rushy milkvetch 2/0
ASCR2 Astragalus crassicarpus Nutt. groundplum milkvetch 2/0
ASCRB Astragalus crassicarpus Nutt. var. berlandieri Barneby groundplum milkvetch    
ASME9 Astragalus mexicanus A. DC.   1/0
GEME Astragalus mexicanus A. DC.   0/1
ASCRC3 Astragalus crassicarpus Nutt. var. crassicarpus groundplum milkvetch    
ASCA28 Astragalus caryocarpus Ker Gawl.   1/0
GECR5 Astragalus caryocarpus Ker Gawl.   0/1
ASCU3 Astragalus curtipes A. Gray Morro milkvetch 8/0
ASCU4 Astragalus curvicarpus (A. Heller) J.F. Macbr. curvepod milkvetch 8/0
ASDE3 Astragalus desperatus M.E. Jones rimrock milkvetch 5/0
ASDI2 Astragalus diaphanus Douglas ex Hook. transparent milkvetch    
ASDI7 Astragalus diurnus S. Watson   1/0
ASDID2 Astragalus didymocarpus Hook. & Arn. var. didymocarpus dwarf white milkvetch 3/0
ASDID Astragalus didymocarpus Hook. & Arn. var. dispermus (A. Gray) Jeps. dwarf white milkvetch    
ASDI8 Astragalus dispermus A. Gray   1/0
ASDI4 Astragalus distortus Torr. & A. Gray Ozark milkvetch 2/1
ASDO Astragalus douglasii (Torr. & A. Gray) A. Gray Douglas's milkvetch 2/0
ASDOP Astragalus douglasii (Torr. & A. Gray) A. Gray var. parishii (A. Gray) M.E. Jones Parish's milkvetch 4/0
ASDR3 Astragalus drummondii Douglas ex Hook. Drummond's milkvetch 1/1
ASEG Astragalus egglestonii (Rydb.) Kearney & Peebles Eggleston's milkvetch 2/0
ASEM2 Astragalus emoryanus (Rydb.) Cory Emory's milkvetch 2/0
ASEU2 Astragalus eucosmus B.L. Rob. elegant milkvetch 0/1
ASEU4 Astragalus eurekensis M.E. Jones Eureka milkvetch 2/0
ASFA3 Astragalus falcatus Lam. Russian milkvetch 2/0
ASFI Astragalus filipes Torr. ex A. Gray basalt milkvetch 2/0
ASST9 Astragalus filipes Torr. ex A. Gray var. residuus Jeps.   2/0
ASFL Astragalus flavus Nutt. yellow milkvetch 4/0
ASFL2 Astragalus flexuosus Douglas ex G. Don flexile milkvetch 2/1
ASGE Astragalus geyeri A. Gray Geyer's milkvetch 4/0
ASGET Astragalus geyeri A. Gray var. triquetrus (A. Gray) M.E. Jones Geyer's milkvetch 2/0
ASGI Astragalus gibbsii Kellogg Gibbs' milkvetch 2/0
ASGI2 Astragalus giganteus S. Watson giant milkvetch 1/0
ASGI3 Astragalus gilensis Greene Gila milkvetch 2/0
ASGI4 Astragalus gilmanii Tidestr. Gilman's milkvetch 9/0
ASGR3 Astragalus gracilis Nutt. slender milkvetch 0/1
ASGU Astragalus gummifer Labill. gum tragacanth milkvetch 1/0
ASHA13 Astragalus hamosus L. European milkvetch 2/0
ASHU Astragalus humillimus A. Gray Mancos milkvetch 2/0
ASHU2 Astragalus humistratus A. Gray groundcover milkvetch 5/0
ASHY2 Astragalus hyalinus M.E. Jones summer milkvetch 0/1
ASIN6 Astragalus insularis Kellogg Cedros milkvetch 2/0
ASIN8 Astragalus inyoensis Sheldon Inyo milkvetch 9/0
ASIO Astragalus iodanthus S. Watson Humboldt River milkvetch 6/0
ASIOI Astragalus iodanthus S. Watson var. iodanthus Humboldt River milkvetch 2/0
ASJE2 Astragalus jejunus S. Watson starveling milkvetch 1/0
ASJEJ Astragalus jejunus S. Watson var. jejunus starveling milkvetch 4/0
ASJO Astragalus johannis-howellii Barneby Long Valley milkvetch 5/0
ASKE Astragalus kentrophyta A. Gray spiny milkvetch 3/0
ASKEK Astragalus kentrophyta A. Gray var. kentrophyta spiny milkvetch    
KEMO Astragalus viridis (Nutt.) Sheldon   0/1
ASLAR Astragalus laxmannii Jacq. var. robustior (Hook.) Barneby & S.L. Welsh prairie milkvetch    
ASST82 Astragalus adsurgens Pall.   1/0
ASLA8 Astragalus layneae Greene widow's milkvetch 10/0
ASLE6 Astragalus lemmonii A. Gray Lemmon's milkvetch 2/0
ASLE8 Astragalus lentiginosus Douglas ex Hook. freckled milkvetch 4/0
ASLEB Astragalus lentiginosus Douglas ex Hook. var. borreganus M.E. Jones Borrego milkvetch 4/0
ASAR11 Astragalus agninus Jeps.   1/0
ASLEC2 Astragalus lentiginosus Douglas ex Hook. var. coachellae Barneby ex Shreve & Wiggins Coachella milkvetch 2/0
ASLED Astragalus lentiginosus Douglas ex Hook. var. diphysus (A. Gray) M.E. Jones freckled milkvetch    
ASAR12 Astragalus araneosus Sheldon   1/0
ASLEF Astragalus lentiginosus Douglas ex Hook. var. floribundus A. Gray freckled milkvetch 2/0
ASLEF2 Astragalus lentiginosus Douglas ex Hook. var. fremontii (A. Gray ex Torr.) S. Watson Fremont's milkvetch 11/0
ASFR3 Astragalus fremontii A. Gray ex Torr.   2/0
ASLEK Astragalus lentiginosus Douglas ex Hook. var. kennedyi (Rydb.) Barneby Kennedy's milkvetch 3/0
ASLEL Astragalus lentiginosus Douglas ex Hook. var. latus (M.E. Jones) M.E. Jones freckled milkvetch 3/0
ASLEM3 Astragalus lentiginosus Douglas ex Hook. var. micans Barneby freckled milkvetch 7/0
ASLEP3 Astragalus lentiginosus Douglas ex Hook. var. piscinensis Barneby Fish Slough milkvetch 12/0
ASLES3 Astragalus lentiginosus Douglas ex Hook. var. semotus Jeps. freckled milkvetch 4/0
ASLES4 Astragalus lentiginosus Douglas ex Hook. var. sesquimetralis (Rydb.) Barneby Sodaville milkvetch 5/0
ASLE11 Astragalus leucolobus S. Watson ex M.E. Jones Bear Valley milkvetch 5/0
ASLO3 Astragalus lonchocarpus Torr. rushy milkvetch 4/0
ASLO4 Astragalus lotiflorus Hook. lotus milkvetch 3/1
ASLU2 Astragalus lutosus M.E. Jones Dragon milkvetch 1/0
ASMA6 Astragalus malacus A. Gray shaggy milkvetch 13/0
ASMI5 Astragalus micromerius Barneby Chaco milkvetch 1/0
ASMI6 Astragalus miguelensis Greene San Miguel milkvetch 7/0
ASMIV Astragalus minthorniae (Rydb.) Jeps. var. villosus Barneby Minthorn's milkvetch 6/0
ASMI10 Astragalus missouriensis Nutt. Missouri milkvetch 3/1
ASMO7 Astragalus mollissimus Torr. woolly locoweed 11/1
ASMOB Astragalus mollissimus Torr. var. bigelovii (A. Gray) Barneby woolly locoweed 3/0
ASMO9 Astragalus monoensis Barneby Mono milkvetch 6/0
ASMOC2 Astragalus monumentalis Barneby var. cottamii (S.L. Welsh) Isely Cottam's milkvetch    
ASCO18 Astragalus cottamii S.L. Welsh   3/0
ASNA Astragalus naturitensis Payson Naturita milkvetch 4/0
ASNE2 Astragalus neglectus (Torr. & A. Gray) Sheldon Cooper's milkvetch    
PHNE8 Astragalus cooperi A. Gray   0/1
ASNE6 Astragalus newberryi A. Gray Newberry's milkvetch 9/0
ASNEC Astragalus newberryi A. Gray var. castoreus M.E. Jones Newberry's milkvetch 1/0
ASNU2 Astragalus nudisiliquus A. Nelson cobblestone milkvetch 3/0
ASNU4 Astragalus nuttallianus DC. smallflowered milkvetch 4/0
ASNUA Astragalus nuttallianus DC. var. austrinus (Small) Barneby smallflowered milkvetch 1/0
ASNUI Astragalus nuttallianus DC. var. imperfectus (Rydb.) Barneby turkeypeas 1/0
ASNY2 Astragalus nyensis Barneby Nye milkvetch 3/0
ASOB4 Astragalus obscurus S. Watson arcane milkvetch 2/0
ASON2 Astragalus oniciformis Barneby Picabo milkvetch 2/0
ASOO3 Astragalus oophorus S. Watson egg milkvetch 1/0
ASOOC2 Astragalus oophorus S. Watson var. clokeyanus Barneby egg milkvetch 3/0
ASOOL Astragalus oophorus S. Watson var. lonchocalyx Barneby egg milkvetch 1/0
ASOX Astragalus oxyphysus A. Gray Mt. Diablo milkvetch 1/0
ASPA11 Astragalus panamintensis Sheldon Panamint milkvetch 2/0
ASPA13 Astragalus parryi A. Gray Parry's milkvetch 2/0
ASPA14 Astragalus pattersonii A. Gray ex Brandegee Patterson's milkvetch 4/0
ASPE5 Astragalus pectinatus (Douglas ex Hook.) Douglas ex G. Don narrowleaf milkvetch 1/1
ASPE6 Astragalus perianus Barneby Rydberg's milkvetch 1/0
ASPH Astragalus phoenix Barneby Ash Meadows milkvetch 8/0
ASPI3 Astragalus pictiformis Barneby Guadalupe milkvetch 2/0
ASPL2 Astragalus plattensis Nutt. Platte River milkvetch    
GEPL3 Astragalus pachycarpus Torr. & A. Gray   0/1
ASPL3 Astragalus platytropis A. Gray broadkeel milkvetch 2/0
ASPO2 Astragalus pomonensis M.E. Jones Pomona milkvetch 2/0
ASPO3 Astragalus porrectus S. Watson Lahontan milkvetch 3/0
ASPR5 Astragalus praelongus Sheldon stinking milkvetch 2/0
ASPR6 Astragalus preussii A. Gray Preuss' milkvetch 4/0
ASPRP3 Astragalus preussii A. Gray var. preussii Preuss' milkvetch 2/0
ASPR8 Astragalus proximus (Rydb.) Woot. & Standl. Aztec milkvetch 4/0
ASPS Astragalus pseudiodanthus Barneby Tonopah milkvetch 2/0
ASPT2 Astragalus pterocarpus S. Watson winged milkvetch 3/0
ASPU7 Astragalus pulsiferae A. Gray Ames' milkvetch 2/0
ASPU9 Astragalus purshii Douglas ex Hook. woollypod milkvetch 4/0
ASPUG2 Astragalus purshii Douglas ex Hook. var. glareosus (Douglas ex Hook.) Barneby woollypod milkvetch    
ASGL7 Astragalus glareosus Douglas ex Hook.   2/0
ASPUP7 Astragalus purshii Douglas ex Hook. var. purshii woollypod milkvetch 2/0
ASPUT Astragalus purshii Douglas ex Hook. var. tinctus M.E. Jones woollypod milkvetch 6/0
ASRA2 Astragalus racemosus Pursh cream milkvetch 1/1
ASRE4 Astragalus remotus (M.E. Jones) Barneby Spring Mountain milkvetch 3/0
ASRE6 Astragalus reventiformis (Rydb.) Barneby Yakima milkvetch 1/0
ASRE5 Astragalus reventus A. Gray Blue Mountain milkvetch 2/0
ASRO Astragalus robbinsii (Oakes) A. Gray Robbins' milkvetch 1/1
ASROM Astragalus robbinsii (Oakes) A. Gray var. minor (Hook.) Barneby Robbins' milkvetch    
ASBL4 Astragalus blakei Eggl.   0/1
ASROO Astragalus robbinsii (Oakes) A. Gray var. occidentalis S. Watson western milkvetch 2/0
ASSC7 Astragalus scopulorum Porter Rocky Mountain milkvetch 8/0
ASSES4 Astragalus serenoi (Kuntze) Sheldon var. shockleyi (M.E. Jones) Barneby Shockley's milkvetch 7/0
ASSH8 Astragalus shockleyi M.E. Jones   1/0
ASSES Astragalus serenoi (Kuntze) Sheldon var. sordescens Barneby naked milkvetch 3/0
ASSE5 Astragalus sericoleucus A. Gray silky milkvetch 1/0
ORSE2 Astragalus sericeus auct. non DC.   0/1
ASSH3 Astragalus shortianus Nutt. Short's milkvetch 1/1
ASSI3 Astragalus siliceus Barneby Flint Mountain milkvetch 1/0
ASSO3 Astragalus solitarius M. Peck solitary milkvetch 1/0
ASSO5 Astragalus soxmaniorum Lundell Soxman's milkvetch 4/0
ASSP6 Astragalus spatulatus Sheldon tufted milkvetch    
HOCA7 Astragalus caespitosus (Nutt.) A. Gray   0/1
ORCA7 Astragalus caespitosus (Nutt.) A. Gray   0/1
ASSP7 Astragalus speirocarpus A. Gray threadstalk milkvetch 1/0
ASTE5 Astragalus tenellus Pursh looseflower milkvetch    
HOTE5 Astragalus tenellus Pursh var. strigulosus (Rydb.) F.J. Herm.   0/1
ASTET Astragalus tener A. Gray var. titi (Eastw.) Barneby coastal dunes milkvetch 4/0
ASTE7 Astragalus tennesseensis A. Gray ex Chapm. Tennessee milkvetch    
GETE7 Geoprumnon tennesseense (A. Gray ex Chapm.) Rydb.   0/1
ASTE8 Astragalus tephrodes A. Gray ashen milkvetch 1/0
ASTE10 Astragalus tetrapterus A. Gray fourwing milkvetch 1/0
ASCI7 Astragalus cinerascens (Rydb.) Tidestr.   1/0
ASTH Astragalus thurberi A. Gray Thurber's milkvetch 1/0
ASTI Astragalus tidestromii (Rydb.) Clokey Tidestrom's milkvetch 1/0
ASTO2 Astragalus toanus M.E. Jones Toano milkvetch 8/0
ASTRL Astragalus trichopodus (Nutt.) A. Gray var. lonchus (M.E. Jones) Barneby Santa Barbara milkvetch    
ASLE16 Astragalus leucopsis (Torr. & A. Gray) Torr. & A. Gray   1/0
ASTRL2 Astragalus leucopsis (Torr. & A. Gray) Torr. & A. Gray   1/0
ASUN3 Astragalus uncialis Barneby currant milkvetch 1/0
ASUT Astragalus utahensis (Torr.) Torr. & A. Gray Utah milkvetch 2/0
ASWH Astragalus whitneyi A. Gray balloonpod milkvetch 4/0
ASWHC Astragalus whitneyi A. Gray var. confusus Barneby cone-like milkvetch 6/0
ASWHL Astragalus whitneyi A. Gray var. lenophyllus (Rydb.) Barneby balloonpod milkvetch 1/0
ASYO Astragalus yoder-williamsii Barneby Osgood Mountain milkvetch 1/0
ASIN9 Astranthium integrifolium (Michx.) Nutt. entireleaf western daisy 1/0
ASINI2 Astranthium integrifolium (Michx.) Nutt. ssp. integrifolium entireleaf western daisy    
BEIN4 Bellis integrifolia Michx.   0/1
ASGR17 Astripomoea grantii (Rendle) Verdc. 1/0
ASCO42 Astrolepis cochisensis (Goodding) Benham & Windham Cochise scaly cloakfern 3/0
ASIN19 Astrolepis integerrima (Hook.) Benham & Windham hybrid cloakfern 3/0
ASSI9 Astrolepis sinuata (Lag. ex Sw.) Benham & Windham wavy scaly cloakfern 3/0
ASWI4 Astrolepis windhamii Benham Windham's scaly cloakfern 3/0
ASMY3 Astrophytum myriostigma Lem. 1/0
ASOR9 Astrophytum ornatum (DC.) Britton & Rose bishop's hat 1/0
ASGA2 Asystasia gangetica (L.) T. Anderson Chinese violet 5/0
ATEM Atamisquea emarginata Miers ex Hook. & Arn. vomitbush 1/0
ATAM Athyrium americanum (Butters) Maxon alpine ladyfern 3/0
ATFI Athyrium filix-femina (L.) Roth common ladyfern 8/2
ATFIA2 Athyrium filix-femina (L.) Roth ssp. asplenioides (Michx.) Hultén asplenium ladyfern    
ATAS Athyrium asplenioides (Michx.) A.A. Eaton   1/0
ATFIC Athyrium filix-femina (L.) Roth ssp. cyclosorum (Rupr.) C. Chr. subarctic ladyfern    
ATFIS Athyrium alpestre (Hoppe) Milde var. cyclosorum (Rupr.) T. Moore   1/0
ATPL Atrichoseris platyphylla (A. Gray) A. Gray parachute plant 8/0
ATAN3 Atrichum angustatum (Brid.) Bruch & Schimp. atrichum moss 3/0
ATHA4 Atrichum haussknechtii Jur. & Milde Haussknecht's atrichum moss 4/0
ATTE70 Atrichum tenellum (Röhl.) Bruch & Schimp. atrichum moss 4/0
ATUN2 Atrichum undulatum (Hedw.) P. Beauv. undulate atrichum moss 5/0
ATRIP Atriplex saltbush 3/1
ATAR2 Atriplex argentea Nutt. silverscale saltbush 2/1
ATCA Atriplex californica Moq. California saltbush 4/0
ATCA2 Atriplex canescens (Pursh) Nutt. fourwing saltbush 16/1
ATCO Atriplex confertifolia (Torr. & Frém.) S. Watson shadscale saltbush 8/0
ATCR2 Atriplex cristata Humb. & Bonpl. ex Willd. crested saltbush    
ATAR Atriplex pentandra (Jacq.) Standl.   0/1
ATHO Atriplex hortensis L. garden orache 1/0
ATHY Atriplex hymenelytra (Torr.) S. Watson desertholly 3/0
ATLE Atriplex lentiformis (Torr.) S. Watson big saltbush 4/0
ATLE2 Atriplex leucophylla (Moq.) D. Dietr. beach saltbush 1/0
ATNU Atriplex nummularia Lindl. bluegreen saltbush 1/0
ATNU2 Atriplex nuttallii S. Watson Nuttall's saltbush 0/1
ATOB Atriplex obovata Moq. mound saltbush 1/0
ATPA Atriplex pacifica A. Nelson Davidson's saltbush 2/0
ATPA4 Atriplex patula L. spear saltbush 1/0
ATPO Atriplex polycarpa (Torr.) S. Watson cattle saltbush 4/0
ATPR Atriplex prostrata Bouchér ex DC. triangle orache 2/0
ATHA Atriplex hastata sensu Aellen, non L.   0/1
ATRO Atriplex rosea L. tumbling saltweed 0/1
ATSE Atriplex semibaccata R. Br. Australian saltbush 1/1
ATSP Atriplex spinifera J.F. Macbr. spinescale saltbush 3/0
ATBE Atropa bella-donna L. belladonna 1/0
AUDE Aubrieta deltoidea (L.) DC. lilacbush 1/0
AUJA Aucuba japonica Thunb. Japanese laurel 3/0
AUAN70 Aulacomnium androgynum (Hedw.) Schwägr. aulacomnium moss 5/0
AUPA70 Aulacomnium palustre (Hedw.) Schwägr. aulacomnium moss 6/0
AUFLF Aureolaria flava (L.) Farw. var. flava smooth yellow false foxglove    
GEFL2 Agalinis flava (L.) B. Boivin   0/1
AUGRG Aureolaria grandiflora (Benth.) Pennell var. grandiflora largeflower yellow false foxglove    
GEGR4 Agalinis grandiflora (Benth.) S.F. Blake   0/1
AUGRS Aureolaria grandiflora (Benth.) Pennell var. serrata (Torr. ex Benth.) Pennell largeflower yellow false foxglove    
GEGRS Agalinis grandiflora (Benth.) S.F. Blake var. serrata (Torr. ex Benth.) S.F. Blake   0/1
AULA Aureolaria laevigata (Raf.) Raf. entireleaf yellow false foxglove    
GELA3 Agalinis laevigata (Raf.) S.F. Blake   0/1
AUPE Aureolaria pectinata (Nutt.) Pennell combleaf yellow false foxglove 1/0
GEPE5 Agalinis pedicularia (L.) S.F. Blake var. pectinata (Nutt.) S.F. Blake   1/0
AUPEP Aureolaria pedicularia (L.) Raf. var. pedicularia fernleaf yellow false foxglove    
GEPE6 Agalinis pedicularia (L.) S.F. Blake   1/1
AUVI Aureolaria virginica (L.) Pennell downy yellow false foxglove 2/0
AGVI7 Agalinis virginica (L.) S.F. Blake   1/0
GEVI10 Agalinis virginica (L.) S.F. Blake   0/1
AUCH Austrocedrus chilensis (D. Don) Pic. Serm. & Bizzarri Chilean cedar 2/0
AVENA Avena oat 4/0
AVAB Avena abyssinica Hochst. Abyssinian oat 2/0
AVBA Avena barbata Pott ex Link slender oat 1/1
AVHI Avena hirsuta Moench   1/0
AVFA Avena fatua L. wild oat 2/2
AVNU2 Avena nuda L. [excluded] naked oat 1/0
AVSA Avena sativa L. common oat 2/2
AVBY Avena byzantina K. Koch   1/0
AVST2 Avena strigosa Schreb. lopsided oat 1/0
AVHO3 Avenula hookeri (Scribn.) Holub spikeoat    
AVHO2 Avenochloa hookeri (Scribn.) Holub   0/1
HEHO8 Avenochloa hookeri (Scribn.) Holub   0/1
AVPU2 Avenula pubescens (Huds.) Dumort. downy alpine oatgrass    
AVPU Avena pubescens Huds.   1/0
HEPU4 Avena pubescens Huds.   2/1
AVBI Averrhoa bilimbi L. bilimbi 3/0
AVCA Averrhoa carambola L. carambola 10/0
AVGE Avicennia germinans (L.) L. black mangrove 5/0
AVNI2 Avicennia nitida Jacq.   1/0
AXCO Axonopus compressus (Sw.) P. Beauv. broadleaf carpetgrass 1/1
ANCO8 Anastrophus compressus Schltr. ex Döll, nom. inval.   0/1
AXFI Axonopus fissifolius (Raddi) Kuhlm. common carpetgrass 0/1
AXAF Axonopus affinis Chase   3/1
AXFU Axonopus furcatus (Flueggé) Hitchc. big carpetgrass 0/1
ANFU2 Anastrophus furcatus (Flueggé) Nash   0/1
AXPU Axonopus purpusii (Mez) Chase Purpus' carpetgrass 1/0
AXSC Axonopus scoparius (Flugge) Kuhlm. carpetgrass 1/0
AXAM Axyris amaranthoides L. Russian pigweed 1/1
AZIN2 Azadirachta indica A. Juss. neem 1/0
AZCA Azolla caroliniana Willd. Carolina mosquitofern 3/1
AZFI Azolla filiculoides Lam. Pacific mosquitofern 1/0
BACCH Baccharis baccharis 1/0
BAAN Baccharis angustifolia Michx. saltwater false willow 1/1
BAHA Baccharis halimifolia L. eastern baccharis 11/1
BANE2 Baccharis neglecta Britton Rooseveltweed 3/1
BAPI Baccharis pilularis DC. coyotebrush 8/1
BASA4 Baccharis salicifolia (Ruiz & Pav.) Pers. mule-fat    
BAGL2 Baccharis glutinosa Pers.   1/0
BAVI Baccharis glutinosa Pers.   1/1
BASA Baccharis salicina Torr. & A. Gray willow baccharis 0/1
BAWR Baccharis wrightii A. Gray Wright's baccharis 0/1
BACA Bacopa caroliniana (Walter) B.L. Rob. blue waterhyssop 4/1
HYCA16 Hydrotrida caroliniana (Walter) Small   0/1
BAMO Bacopa monnieri (L.) Pennell herb of grace 7/0
BRMO5 Bramia monnieri (L.) Drake   0/1
BARO Bacopa rotundifolia (Michx.) Wettst. disk waterhyssop 1/1
BRRO4 Bacopa nobsiana H. Mason   0/1
BAVI9 Baeckea virgata (J.R. Forst. & G. Forst.) Andrews tall baeckea 3/0
BAHIA Bahia bahia 1/0
BAAB Bahia absinthifolia Benth. hairyseed bahia 3/0
BADI Bahia dissecta (A. Gray) Britton ragleaf bahia 13/0
BAMU Baileya multiradiata Harv. & A. Gray ex A. Gray desert marigold 12/0
BAPA Baileya pauciradiata Harv. & A. Gray ex A. Gray laxflower 2/0
BAPL3 Baileya pleniradiata Harv. & A. Gray ex A. Gray woolly desert marigold 4/0
BALAN Balanites balanites 1/0
BAAE Balanites aegyptiaca (L.) Delile desert date 2/0
BAUN Balduina uniflora Nutt. oneflower honeycombhead    
ENUN Endorima uniflora (Nutt.) Raf.   0/1
BANI Ballota nigra L. black horehound 0/1
BACAI Balsamorhiza careyana A. Gray var. intermedia Cronquist intermediate balsamroot 2/0
BADE2 Balsamorhiza deltoidea Nutt. deltoid balsamroot 3/0
BAHO Balsamorhiza hookeri (Hook.) Nutt. Hooker's balsamroot 9/0
BAHOL Balsamorhiza hookeri (Hook.) Nutt. var. lagocephala (Sharp) Cronquist rabbithead balsamroot 2/0
BAMAP Balsamorhiza macrolepis Sharp var. platylepis (Sharp) Ferris California balsamroot 3/0
BASA3 Balsamorhiza sagittata (Pursh) Nutt. arrowleaf balsamroot 15/0
BAAR8 Bambusa arundinacea (Retz.) Willd. bamboo 2/0
BALO4 Bambusa longispiculata Gamble ex Brandis bamboo 1/0
BAMU2 Bambusa multiplex (Lour.) Raeusch. ex Schult. & Schult. f. hedge bamboo 5/0
BAPO6 Bambusa polymorpha Munro polymorph bamboo 1/0
BATE6 Bambusa textilis McClure textile bamboo 2/0
BATU Bambusa tulda Roxb. bamboo 1/0
BAVU2 Bambusa vulgaris Schrad. ex J.C. Wendl. common bamboo 3/0
BAAS5 Banksia ashbyi Baker f. Ashby's banksia 1/0
BAER Banksia ericifolia L. f. heath-leaf banksia 2/0
BAMA15 Banksia marginata Cav. silver banksia 3/0
BASP6 Banksia spinulosa Sm. hairpin banksia 2/0
BANI3 Baphia nitida Lodd. camwood 1/0
BAPTI Baptisia wild indigo 1/0
BAAL Baptisia alba (L.) Vent. white wild indigo 4/1
BAALM Baptisia alba (L.) Vent. var. macrophylla (Larisey) Isely largeleaf wild indigo    
BALE2 Baptisia lactea (Raf.) Thieret   3/1
BAAR Baptisia arachnifera Duncan cobwebby wild indigo 3/0
BAAU Baptisia australis (L.) R. Br. blue wild indigo 5/1
BAAUM Baptisia australis (L.) R. Br. var. minor (Lehm.) Fernald blue wild indigo    
BAMI4 Baptisia minor Lehm.   3/0
BABR2 Baptisia bracteata Muhl. ex Elliot longbract wild indigo 1/1
BABRL2 Baptisia bracteata Muhl. ex Elliot var. leucophaea (Nutt.) Kartesz & Gandhi longbract wild indigo    
BALE3 Baptisia bracteata Muhl. ex Elliot var. glabrescens (Larisey) Isely   4/0
BACI Baptisia cinerea (Raf.) Fernald & B.G. Schub. grayhairy wild indigo 1/0
BAVI7 Baptisia villosa auct. non (Walter) Nutt.   1/1
BALA3 Baptisia lanceolata (Walter) Elliot gopherweed 3/0
BAME Baptisia megacarpa Chapm. ex Torr. & A. Gray Apalachicola wild indigo 1/0
BASP Baptisia sphaerocarpa Nutt. yellow wild indigo 3/0
BAVI2 Baptisia viridis Larisey   1/0
BATI Baptisia tinctoria (L.) R. Br. horseflyweed 3/1
BAOR Barbarea orthoceras Ledeb. American yellowrocket 3/1
BAVE Barbarea verna (Mill.) Asch. early yellowrocket 2/1
BAVU Barbarea vulgaris W.T. Aiton garden yellowrocket 9/2
BAST Barbarea arcuata (Opiz ex J. Presl & C. Presl) Rchb.   0/1
BAPI3 Barbieria pinnata (Pers.) Baill. clitoria 2/0
CLPI5 Clitoria pinnata (Pers.) R.H. Sm.   1/0
BAAT3 Barbilophozia attenuata (Mart.) Loeske 2/0
BABA4 Barbilophozia barbata (Schmid. ex Schreb.) Loeske 1/0
BAFL5 Barbilophozia floerkei (F. Weber & D. Mohr) Loeske 2/0
BAHA3 Barbilophozia hatcheri (A. Evans) Loeske 4/0
BAKU Barbilophozia kunzeana (Huebener) Gams 2/0
BALY Barbilophozia lycopodioides (Wallr.) Loeske 3/0
BAQU Barbilophozia quadriloba (Lindb.) Loeske 1/0
BACO8 Barbula convoluta Hedw. convoluted barbula moss 2/0
BAUN6 Barbula unguiculata Hedw. barbula moss 5/0
BARLE Barleria Philippine violet 1/0
BACR Barleria cristata L. crested Philippine violet 1/0
BAPR Barleria prionitis L. porcupine flower 1/0
BAAS3 Barringtonia asiatica (L.) Kurz sea putat 2/0
BAPA2 Bartonia paniculata (Michx.) Muhl. twining screwstem 0/1
BAVE2 Bartonia verna (Michx.) Raf. ex Barton white screwstem 0/1
BAVI3 Bartonia virginica (L.) Britton, Sterns & Poggenb. yellow screwstem 1/1
BAHA4 Bartramia halleriana Hedw. Haller's bartramia moss 5/0
BAIT70 Bartramia ithyphylla Brid. bartramia moss 2/0
BAPO70 Bartramia pomiformis Hedw. bartramia moss 4/0
BAST6 Bartramia stricta Brid. bartramia moss 4/0
BAAL2 Basella alba L. Ceylon spinach 3/0
BASSI Bassia smotherweed    
KOCHI Kochia Roth   1/0
BAAM4 Bassia americana (S. Watson) A.J. Scott green molly 2/0
BAHY Bassia hyssopifolia (Pall.) Kuntz fivehorn smotherweed 2/1
BASC5 Bassia scoparia (L.) A.J. Scott burningbush    
KOSC Bassia sieversiana (Pall.) W.A. Weber   2/2
BAVI4 Bastardia viscosa (L.) Kunth viscid mallow 1/0
BAEG6 Bastardiopsis eggersii (Baker f.) Fuertes & Fryxell Jost Van Dyke's Indian mallow 1/0
BAMA5 Batis maritima L. turtleweed 8/0
BAUHI Bauhinia bauhinia 4/0
BADI9 Bauhinia divaricata L. [excluded] 1/0
BAES Bauhinia esculenta Burch. camel's foot 1/0
BAFA Bauhinia fassoglensis Kotschy ex Schweinf. bauhinia 1/0
TYFA2 Tylosema fassoglense (Kotschy ex Schweinf.) Torre & Hillc.   1/0
BAGA Bauhinia galpinii N.E. Br. African plume 1/0
BALU Bauhinia lunarioides A. Gray ex S. Watson Texasplume    
BACO Bauhinia congesta (Britton & Rose) Lundell   1/0
BAMO2 Bauhinia monandra Kurz Napoleon's plume 5/0
BAPA3 Bauhinia pauletia Pers. railroadfence 1/0
BAPU Bauhinia purpurea L. butterfly tree 10/0
BATO Bauhinia tomentosa L. St. Thomas tree 1/0
BAVA Bauhinia variegata L. mountain ebony 3/0
BAYU Bauhinia yunnanensis Franch. Yunnan bauhinia 1/0
BATR4 Bazzania tricrenata (Wahlenb.) Lindb. 4/0
BATR5 Bazzania trilobata (L.) A. Gray 3/0
BERE4 Beaucarnea recurvata Lem. bottle-palm 1/0
BEJU Bebbia juncea (Benth.) Greene sweetbush 1/0
BEJUA Bebbia juncea (Benth.) Greene var. aspera (Benth.) Greene sweetbush 2/0
BECKM Beckmannia sloughgrass 2/0
BESY Beckmannia syzigachne (Steud.) Fernald American sloughgrass 5/1
BEER2 Beckmannia eruciformis auct. non (L.) Host   0/1
BEGON Begonia begonia 2/0
BECU Begonia cucullata Willd. clubed begonia 1/0
BERA3 Bejaria racemosa Vent. flyweed    
BERA2 Befaria racemosa Vent., orth. var.   3/0
BELAM Belamcanda belamcanda 1/0
BECH Belamcanda chinensis (L.) DC. blackberry lily 6/0
GECH2 Gemmingia chinensis (L.) Kuntze   0/1
BETR Bellardia trixago (L.) All. Mediterranean lineseed 4/0
BEPE2 Bellis perennis L. lawndaisy 3/1
BEHI3 Benincasa hispida (Thunb.) Cogn. waxgourd 2/0
BEOR Bensoniella oregana (Abrams & Bacig.) Morton Oregon bensoniella 3/0
BERBE Berberis barberry 1/1
BECA2 Berberis canadensis P. Mill. American barberry 0/1
BEDA Berberis darwinii Hook. Darwin's berberis 2/0
BEFE Berberis fendleri A. Gray Colorado barberry 1/0
BEME2 Berberis ×mentorensis L.M. Ames Mentor barberry 1/0
BETH Berberis thunbergii DC. Japanese barberry 5/0
BEVU Berberis vulgaris L. common barberry 3/1
BEWI3 Berberis wisleyensis Ahrendt Wisley barberry 1/0
BESC Berchemia scandens (Hill) K. Koch Alabama supplejack 6/2
BERGE2 Bergenia elephant-ear 1/0
BECR3 Bergenia crassifolia (L.) Fritsch Siberian-tea 2/0
BEEM Bergerocactus emoryi (Engelm.) Britton & Rose golden snakecactus 3/0
BETE Bergia texana (Hook.) Seub. ex Walp. Texas bergia 1/2
BERLA Berlandiera greeneyes 1/0
BEBE4 Berlandiera betonicifolia (Hook.) Small Texas greeneyes 3/0
BETE2 Berlandiera ×betonicifolia (Hook.) Small (pro sp.), database artifact   2/1
BELY Berlandiera lyrata Benth. lyreleaf greeneyes 5/1
BEPU2 Berlandiera pumila (Michx.) Nutt. soft greeneyes 3/0
BESU Berlandiera subacaulis (Nutt.) Nutt. Florida greeneyes 4/0
BEIN2 Berteroa incana (L.) DC. hoary alyssum 1/1
BEER Berula erecta (Huds.) Coville cutleaf waterparsnip 2/2
BEBU Besseya bullii (Eaton) Rydb. Bull's coraldrops    
SYBU Synthyris bullii (Eaton) A. Heller   0/1
BERU Besseya rubra (Douglas ex Hook.) Rydb. red besseya    
SYRU2 Synthyris rubra (Douglas ex Hook.) Benth.   0/1
BEVU2 Beta vulgaris L. common beet 1/0
BETUL Betula birch 2/1
BEAL2 Betula alleghaniensis Britton yellow birch 8/2
BEALA Betula alleghaniensis Britton var. alleghaniensis yellow birch 2/0
BELU Betula alleghaniensis Britton var. fallax (Fassett) Brayshaw   1/1
BECAC Betula ×caerulea Blanch. var. caerulea blue birch 0/1
BEGL Betula glandulosa Michx. resin birch 3/1
BELE Betula lenta L. sweet birch 8/2
BENA Betula nana L. dwarf birch 5/2
BENI Betula nigra L. river birch 10/2
BEOC2 Betula occidentalis Hook. water birch 8/1
BEFO2 Betula beeniana A. Nelson   1/1
BEPA Betula papyrifera Marsh. paper birch 15/1
BEPAP Betula papyrifera Marsh. var. papyrifera paper birch    
BEPAC Betula alba L. var. commutata Regel   2/0
BEPE3 Betula pendula Roth European white birch 4/0
BEPO Betula populifolia Marsh. gray birch 5/3
BEPUP5 Betula pubescens Ehrh. ssp. pubescens downy birch    
BEAL3 Betula alba L.   1/0
BEPU4 Betula pumila L. bog birch 2/2
BESA Betula ×sandbergii Britton [papyrifera × pumila] 0/1
BEUB Betula uber (Ashe) Fernald Virginia roundleaf birch 9/0
BIDEN Bidens beggarticks 1/0
BIAL Bidens alba (L.) DC. romerillo 1/0
BIALR Bidens alba (L.) DC. var. radiata (Sch. Bip.) Ballard ex T.E. Melchert romerillo 1/0
BIAR Bidens aristosa (Michx.) Britton bearded beggarticks 8/3
BIIN2 Bidens aristosa (Michx.) Britton var. fritcheyi Fernald   0/1
BIPO Bidens aristosa (Michx.) Britton var. fritcheyi Fernald   3/0
BIBE2 Bidens beckii Torr. ex Spreng. Beck's water-marigold    
MEBE2 Megalodonta beckii (Torr. ex Spreng.) Greene   0/1
BIBI3 Bidens bidentoides (Nutt.) Britton Delmarva beggarticks 0/1
BIBI Bidens bigelovii A. Gray Bigelow's beggarticks 2/0
BIBI7 Bidens bipinnata L. Spanish needles 9/1
BICE Bidens cernua L. nodding beggartick 5/2
BICO5 Bidens connata Muhl. ex Willd. purplestem beggarticks 3/2
BICO Bidens coronata (L.) Britton crowned beggarticks 1/2
BITR2 Bidens coronata (L.) Britton var. brachyodonta Fernald   0/1
BIDI Bidens discoidea (Torr. & A. Gray) Britton small beggarticks 2/2
BIFR Bidens frondosa L. devil's beggartick 5/2
BILA Bidens laevis (L.) Britton, Sterns & Poggenb. smooth beggartick 3/2
BILE Bidens leptocephala Sherff fewflower beggarticks 4/0
BIMI Bidens mitis (Michx.) Sherff smallfruit beggarticks 2/1
BIPI Bidens pilosa L. hairy beggarticks 4/0
BIRE Bidens reptans (L.) G. Don manzanilla trepador 1/0
BITE Bidens tenuisecta A. Gray slimlobe beggarticks 3/0
BITR Bidens tripartita L. threelobe beggarticks 2/1
BICO3 Bidens acuta (Wiegand) Britton   4/2
BIVU Bidens vulgata Greene big devils beggartick 1/1
BIRA Bifora radians Bieb. wild bishop 1/0
BINUN Bigelowia nudata (Michx.) DC. ssp. nudata pineland rayless goldenrod 1/0
CHNU6 Chondrophora nudata (Michx.) Britton   0/1
BINU2 Bigelowia nuttallii L.C. Anderson Nuttall's rayless goldenrod 2/0
BIGNO Bignonia bignonia 3/0
BICA Bignonia capreolata L. crossvine 6/1
ANCA21 Anisostichus capreolata (L.) Bureau   0/1
BIJA Bischofia javanica Blume Javanese bishopwood 1/0
BIBI4 Bituminaria bituminosa (L.) Stirt. Arabian pea 1/0
PSBI Aspalthium bituminosum (L.) Kuntze   1/0
BIOR Bixa orellana L. lipsticktree 8/0
BLECH Blechnum midsorus fern 1/0
BLCH3 Blechnum chordatum (Desv.) Hieron. Chilean hard fern 2/0
BLSP Blechnum spicant (L.) Sm. deer fern 4/0
BLBA Blennosperma bakeri Heiser Baker's stickyseed 3/0
BLNA Blennosperma nanum (Hook.) S.F. Blake common stickyseed 2/0
BLBI Blepharidachne bigelovii (S. Watson) Hack. Bigelow's desertgrass 2/1
BLKI Blepharidachne kingii (S. Watson) Hack. King's eyelashgrass 2/1
BLSC Blepharipappus scaber Hook. rough eyelashweed 3/0
BLTR Blepharoneuron tricholepis (Torr.) Nash pine dropseed 3/1
BLTR2 Blepharostoma trichophyllum (L.) Dumort. 4/0
BLCI Blephilia ciliata (L.) Benth. downy pagoda-plant 4/1
BLHI Blephilia hirsuta (Pursh) Benth. hairy pagoda-plant 1/1
BLSA2 Blighia sapida K.D. Koenig akee 2/0
BLAC70 Blindia acuta (Hedw.) Bruch & Schimp. acute blindia moss 3/0
BLCR Bloomeria crocea (Torr.) Coville common goldenstar 4/0
BLCRC Bloomeria crocea (Torr.) Coville var. crocea common goldenstar 4/0
BLHU Bloomeria humilis Hoover dwarf goldenstar 2/0
BLRU Blysmus rufus (Huds.) Link red bulrush    
SCRU2 Blysmopsis rufa (Huds.) Oteng-Yeboah   0/1
BOFR2 Bocconia frutescens L. parrotweed 1/0
BOCY Boehmeria cylindrica (L.) Sw. smallspike false nettle 7/2
BOCO Boerhavia coccinea P. Mill. scarlet spiderling 2/0
BOER Boerhavia erecta L. erect spiderling 1/0
BOSC Boerhavia scandens L. climbing wartclub 1/0
BOSP Boerhavia spicata Choisy creeping spiderling    
BOTO2 Boerhavia torreyana (S. Watson) Standl.   2/0
BOAS Boltonia asteroides (L.) L'Hér. white doll's daisy 6/2
BOASL Boltonia asteroides (L.) L'Hér. var. latisquama (A. Gray) Cronquist white doll's daisy    
BOLA3 Boltonia latisquama A. Gray   0/1
BODE2 Boltonia decurrens (Torr. & A. Gray) Alph. Wood claspingleaf doll's daisy 3/1
BODI Boltonia diffusa Elliot smallhead doll's daisy 2/1
BOMAR Bomarea bomarea 1/0
BOCE2 Bombax ceiba L. red silk cottontree 3/0
BOHI Bommeria hispida (Mett. ex Kuhn) Underw. copper fern 5/0
BODA Bontia daphnoides L. white alling 1/0
BOOF Borago officinalis L. common borage 5/1
BOFL2 Borassus flabellifer L. [excluded] toddy palm 1/0
BOFU Borinda fungosa (T.P. Yi) C.M.A. Stapleton Himalayan foothill borinda 1/0
BOAR2 Borrichia arborescens (L.) DC. tree seaside tansy 3/0
BOFR Borrichia frutescens (L.) DC. bushy seaside tansy 4/1
BORZI Borzicactus borzicactus 3/0
BOHO Boschniakia hookeri Walp. Vancouver groundcone 1/0
BOST2 Boschniakia strobilacea A. Gray California groundcone 6/0
BOTHR Bothriochloa beardgrass 1/0
BOAL3 Bothriochloa alta (Hitchc.) Henr. tall beardgrass 2/0
BOBA3 Bothriochloa barbinodis (Lag.) Herter cane bluestem 3/0
ANBA6 Andropogon barbinodis Lag.   1/1
ANPE14 Andropogon barbinodis Lag.   2/1
BOBL Bothriochloa bladhii (Retz.) S.T. Blake Caucasian bluestem 1/0
ANIN7 Andropogon bladhii Retz.   2/0
BOIN80 Andropogon bladhii Retz.   2/0
BOED Bothriochloa edwardsiana (Gould) Parodi Edwards Plateau beardgrass 1/0
BOEX Bothriochloa exaristata (Nash) Henr. awnless beardgrass    
ANEX3 Andropogon exaristatus (Nash) Hitchc.   2/1
BOHA Andropogon exaristatus (Nash) Hitchc.   2/0
BOHY Bothriochloa hybrida (Gould) Gould hybrid beardgrass 2/0
BOIN6 Bothriochloa insculpta (Hochst.) A. Camus [excluded] sweetpitted grass 2/0
BOIS Bothriochloa ischaemum (L.) Keng yellow bluestem 3/0
BOLA2 Bothriochloa laguroides (DC.) Herter silver beardgrass 3/0
BOLAT Bothriochloa laguroides (DC.) Herter ssp. torreyana (Steud.) Allred & Gould silver beardgrass 1/0
BOLO Bothriochloa longipaniculata (Gould) Allred & Gould longspike beardgrass 1/0
BOPE2 Bothriochloa pertusa (L.) A. Camus pitted beardgrass 1/0
BOSA Bothriochloa saccharoides (Sw.) Rydb. silver bluestem 1/0
AMSA3 Amphilophis saccharoides (Sw.) Nash   0/1
ANSA5 Amphilophis saccharoides (Sw.) Nash   0/1
BOWR2 Bothriochloa wrightii (Hack.) Henr. Wright's beardgrass    
ANWR5 Andropogon wrightii Hack.   0/1
BOTRY Botrychium grapefern 1/0
BODI2 Botrychium dissectum Spreng. cutleaf grapefern 11/1
BOOB Botrychium dissectum Spreng. var. obliquum (Muhl. ex Willd.) Clute   1/1
BOEC Botrychium echo W.H. Wagner reflected grapefern 3/0
BOLA Botrychium lanceolatum (S.G. Gmel.) Angstr. lanceleaf grapefern 4/2
BOLU Botrychium lunaria (L.) Sw. common moonwort 3/2
BOON2 Botrychium lunaria (L.) Sw. var. onondagense (Underw.) House   0/1
BOMA2 Botrychium matricariifolium (A. Braun ex Dowell) A. Braun ex W.D.J. Koch matricary grapefern 0/1
BOMI Botrychium minganense Victorin Mingan moonwort 4/0
BOMU Botrychium multifidum (S.G. Gmel.) Trevis. leathery grapefern 9/0
BOMA6 Botrychium californicum Underw.   0/1
BOSI3 Botrychium californicum Underw.   0/1
BOPI Botrychium pinnatum H. St. John northern moonwort 7/0
BOSI Botrychium simplex E. Hitchc. little grapefern 0/1
BOTE10 Botrychium simplex E. Hitchc. var. laxifolium (R.T. Clausen) Fernald   0/1
BOTU3 Botrychium tunux Stensvold & Farrar 1/0
BOVI Botrychium virginianum (L.) Sw. rattlesnake fern 7/2
BOYA Botrychium yaaxudakeit Stensvold & Farrar 1/0
BOUGA Bougainvillea bougainvillea 15/0
BOGL4 Bougainvillea glabra Choisy paperflower 2/0
BOSP6 Bougainvillea spectabilis Willd. great bougainvillea 1/0
BOSU2 Bourreria succulenta Jacq. bodywood 6/0
BOOV Bourreria domingensis auct. non (DC.) Griseb.   2/0
BOAR Bouteloua aristidoides (Kunth) Griseb. needle grama 2/1
BOBA2 Bouteloua barbata Lag. sixweeks grama 3/1
BOBR Bouteloua breviseta Vasey gypsum grama 0/1
BOCH Bouteloua chondrosioides (Kunth) Benth. ex S. Watson sprucetop grama 0/1
BOCU Bouteloua curtipendula (Michx.) Torr. sideoats grama 9/1
BOCUC2 Bouteloua curtipendula (Michx.) Torr. var. curtipendula sideoats grama    
ATCU2 Atheropogon curtipendulus (Michx.) Fourn.   0/1
BODA2 Bouteloua dactyloides (Nutt.) J.T. Columbus buffalograss 1/0
BUDA Buchloe dactyloides (Nutt.) Engelm.   2/1
BUDA3 Buchloe dactyloides (Nutt.) Engelm.   0/1
BODI6 Bouteloua dimorpha J.T. Columbus Acapulco grass    
OPST4 Opizia stolonifera J. Presl   1/0
BOEL Bouteloua eludens Griffiths Santa Rita Mountain grama 0/1
BOER4 Bouteloua eriopoda (Torr.) Torr. black grama 4/1
BOGR2 Bouteloua gracilis (Willd. ex Kunth) Lag. ex Griffiths blue grama 5/1
BOOL Bouteloua gracilis (Willd. ex Kunth) Lag. ex Griffiths var. stricta (Vasey) Hitchc.   0/1
BOHI2 Bouteloua hirsuta Lag. hairy grama 3/2
BOHIH Bouteloua hirsuta Lag. var. hirsuta hairy grama    
BOGL5 Bouteloua glandulosa (Cerv.) Swallen   0/1
BOPA2 Bouteloua parryi (Fourn.) Griffiths Parry's grama 0/1
BORA Bouteloua radicosa (Fourn.) Griffiths purple grama 0/1
BORE2 Bouteloua repens (Kunth) Scribn. & Merr. slender grama    
BOFI2 Bouteloua filiformis (Fourn.) Griffiths   2/1
BOHE4 Bouteloua filiformis (Fourn.) Griffiths   2/0
BORI Bouteloua rigidiseta (Steud.) Hitchc. Texas grama 0/1
BORO2 Bouteloua rothrockii Vasey Rothrock's grama 1/1
BOSI2 Bouteloua simplex Lag. matted grama 0/1
BOTR2 Bouteloua trifida Thurb. red grama 0/1
BOUN Bouteloua uniflora Vasey oneflower grama 0/1
BOWA Bouteloua warnockii Gould & Kapadia Warnock's grama 1/0
BOTE2 Bouvardia ternifolia (Cav.) Schltdl. firecrackerbush 10/0
BOIN3 Bowlesia incana Ruiz & Pav. hoary bowlesia 2/0
BOAC Boykinia aconitifolia Nutt. Allegheny brookfoam    
THAC2 Boykinia turbinata (Rydb.) Fedde   0/1
BRER Brachiaria eruciformis (Sm.) Griseb. sweet signalgrass 0/1
BRAC7 Brachychiton acerifolius (A. Cunn. ex G. Don) Macarthur flame bottletree 1/0
BRTR4 Brachydontium trichodes (F. Weber) Milde brachydontium moss 5/0
BRER2 Brachyelytrum erectum (Schreb. ex Spreng.) P. Beauv. bearded shorthusk 3/2
BRACH3 Brachypodium false brome 1/0
BRDI2 Brachypodium distachyon (L.) P. Beauv. purple false brome 1/1
BRPH3 Brachypodium phoenicoides (L.) Roem. & Schult. thinleaf false brome 2/0
BRPI Brachypodium pinnatum (L.) P. Beauv. heath false brome 2/0
BRSY Brachypodium sylvaticum (Huds.) P. Beauv. slender false brome 2/0
BRGL2 Brachythecium glaciale Schimp. glacier brachythecium moss 5/0
BRNE4 Brachythecium nelsonii Grout Nelson's brachythecium moss    
BRLA13 Brachythecium latifolium Kindb.   2/0
BRPL5 Brachythecium plumosum (Hedw.) Schimp. brachythecium moss 4/0
BRPO4 Brachythecium populeum (Hedw.) Schimp. brachythecium moss 5/0
BRRE7 Brachythecium reflexum (Starke) Schimp. brachythecium moss 3/0
BRRI5 Brachythecium rivulare Schimp. brachythecium moss 4/0
BRRU5 Brachythecium rutabulum (Hedw.) Schimp. brachythecium moss 5/0
BRSA7 Brachythecium salebrosum (F. Weber & D. Mohr) Schimp. brachythecium moss 4/0
BRST4 Brachythecium starkei (Brid.) Schimp. Starke's brachythecium moss 4/0
BRTR5 Brachythecium trachypodium (Brid.) Schimp. brachythecium moss 4/0
BRVE7 Brachythecium velutinum (Hedw.) Schimp. brachythecium moss 6/0
BRBR15 Bracteantha bracteata (Vent.) Anderb. & Heagi bracted strawflower    
HEBR6 Helichrysum bracteatum (Vent.) Andrews   1/0
BRSC Brasenia schreberi J.F. Gmel. watershield 3/2
BRBR6 Brasiliopuntia brasiliensis (Willd.) A. Berger Brazilian pricklypear 2/0
BRASS4 Brassia brassia 1/0
BRGI3 Brassia gireoudiana Rchb. F. & Warsz. 1/0
BRASS2 Brassica mustard 1/0
BRJU Brassica juncea (L.) Czern. India mustard 3/1
BRNI Brassica nigra (L.) W.D.J. Koch black mustard 2/1
BRRA Brassica rapa L. field mustard 2/0
BRRAR Brassica rapa L. var. rapa field mustard    
BRCA2 Brassica campestris L.   1/1
BRTO Brassica tournefortii Gouan Asian mustard 5/0
BRCA3 Brickellia californica (Torr. & A. Gray) A. Gray California brickellbush 9/0
BRDE3 Brickellia desertorum Coville desert brickellbush 2/0
BREUC Brickellia eupatorioides (L.) Shinners var. corymbulosa (Torr. & A. Gray) Shinners false boneset 3/0
BREUE Brickellia eupatorioides (L.) Shinners var. eupatorioides false boneset 1/0
KUEU Brickellia rosemarinifolia (Vent.) W.A. Weber, orth. var.   1/1
KUGL Brickellia rosemarinifolia (Vent.) W.A. Weber, orth. var.   0/1
BRGR Brickellia grandiflora (Hook.) Nutt. tasselflower brickellbush 3/0
COGR14 Brickellia grandiflora (Hook.) Nutt. var. petiolaris A. Gray   0/1
BRLA Brickellia laciniata A. Gray splitleaf brickellbush 2/0
BRLE Brickellia lemmonii A. Gray Lemmon's brickellbush 2/0
BROBL Brickellia oblongifolia Nutt. var. linifolia (D.C. Eaton) B.L. Rob. narrowleaf brickellbush 7/0
BRRU Brickellia rusbyi A. Gray stinking brickellbush 3/0
BRIN4 Brighamia insignis A. Gray cabbage on a stick 3/0
BRIZA Briza quakinggrass 1/0
BRHU4 Briza humilis M. Bieb. quakinggrass 2/0
BRMA Briza maxima L. big quakinggrass 7/1
BRME Briza media L. perennial quakinggrass 3/2
BRMI2 Briza minor L. little quakinggrass 2/2
BRODI Brodiaea brodiaea 2/0
BRCO3 Brodiaea coronaria (Salisb.) Engl. crown brodiaea 1/0
BREL Brodiaea elegans Hoover harvest brodiaea 7/0
BRFI Brodiaea filifolia S. Watson threadleaf brodiaea 2/0
BRJO Brodiaea jolonensis Eastw. chaparral brodiaea 3/0
BRMI3 Brodiaea minor (Benth.) S. Watson vernalpool brodiaea 3/0
BRPA2 Brodiaea pallida Hoover Chinese Camp brodiaea 4/0
BRTEK Brodiaea terrestris Kellogg ssp. kernensis (Hoover) Niehaus Kern brodiaea 3/0
BRTET Brodiaea terrestris Kellogg ssp. terrestris dwarf brodiaea 3/0
BRCOM Brodiaea coronaria (Salisb.) Engl. var. macropoda (Torr.) Hoover   1/0
BRPI4 Bromelia pinguin L. pinguin 5/0
BROMU Bromus brome 1/0
BRAL6 Bromus aleutensis Trin. ex Griseb. Aleutian brome 0/1
BRAN Bromus anomalus Rupr. ex Fourn. nodding brome 2/1
BRAR3 Bromus arenarius Labill. Australian brome 1/1
BRAR5 Bromus arvensis L. field brome 1/2
BRJA Bromus anatolicus Boiss. & Heldr.   3/2
BRPA10 Bromus anatolicus Boiss. & Heldr.   0/1
BRBE6 Bromus berteroanus Colla Chilean chess    
BRTR2 Bromus berterianus Colla, orth. var.   1/1
BRBR5 Bromus briziformis Fisch. & C.A. Mey. rattlesnake brome 1/0
BRBR7 Bromus brizaeformis Fisch. & C.A. Mey., orth. var.   0/2
BRCA5 Bromus carinatus Hook. & Arn. California brome 4/1
BRCA6 Bromus catharticus Vahl rescuegrass 4/1
BRBR81 Bromus brevis Nees ex Steud.   1/0
BRUN Bromus brevis Nees ex Steud.   1/1
BRCI2 Bromus ciliatus L. fringed brome 1/3
BRCIC3 Bromus ciliatus L. var. ciliatus fringed brome    
BRDU2 Bromopsis canadensis (Michx.) Holub   1/0
BRDIR Bromus diandrus Roth ssp. rigidus (Roth) Lainz ripgut brome    
BRRI8 Anisantha rigida (Roth) Hyl.   1/1
BRER3 Bromus erectus Huds. erect brome 1/1
BRFR2 Bromus frondosus (Shear) Woot. & Standl. weeping brome 2/1
BRGR4 Bromus grandis (Shear) Hitchc. tall brome 0/1
BRHO2 Bromus hordeaceus L. soft brome 1/1
BRHOD Bromus hordeaceus L. ssp. divaricatus (Bonnier & Layens) Kerguélen soft brome    
BRMO Bromus hordeaceus L. ssp. molliformis (Lloyd) Maire & Weiller   0/1
BRHOH Bromus hordeaceus L. ssp. hordeaceus soft brome    
BRMO2 Bromus mollis auct. non L.   0/1
BRIN2 Bromus inermis Leyss. smooth brome 5/2
BRINP5 Bromus inermis Leyss. ssp. pumpellianus (Scribn.) Wagnon var. pumpellianus (Scribn.) C.L. Hitchc. Pumpelly's brome    
BRPU3 Bromus ciliatus L. var. coloradensis Vasey ex Beal   0/1
BRKA2 Bromus kalmii A. Gray arctic brome 0/3
BRPU4 Bromopsis kalmii (A. Gray) Holub   0/1
BRLA3 Bromus laevipes Shear Chinook brome 0/1
BRLA4 Bromus latiglumis (Shear) Hitchc. earlyleaf brome 0/2
BRMA3 Bromus madritensis L. compact brome 0/2
BRMA4 Bromus marginatus Nees ex Steud. mountain brome 0/1
BRBR4 Bromus breviaristatus Buckley   0/2
BRNO Bromus nottowayanus Fernald Nottoway Valley brome 0/1
BROR2 Bromus orcuttianus Vasey Orcutt's brome 0/1
BRPA3 Bromus pacificus Shear Pacific brome 0/1
BRPO Bromus polyanthus Scribn. ex Shear Great Basin brome 0/1
BRPO2 Bromus porteri (J.M. Coult.) Nash Porter brome 0/1
BRRA2 Bromus racemosus L. bald brome 0/2
BRCO4 Bromus commutatus Schrad.   0/1
BRRA3 Bromus ramosus Huds. hairy brome 2/0
BRAS Bromus asper Murray   0/1
BRRU2 Bromus rubens L. red brome 1/1
BRSC3 Bromus scoparius L. broom brome 2/0
BRSE Bromus secalinus L. rye brome 1/2
BRSI Bromus sitchensis Trin. Alaska brome 2/1
BRSQ2 Bromus squarrosus L. corn brome 2/2
BRST3 Bromus stamineus Desv. roadside brome 1/0
BRST2 Bromus sterilis L. poverty brome 1/2
BRSU2 Bromus suksdorfii Vasey Suksdorf's brome 0/1
BRTE Bromus tectorum L. cheatgrass 9/2
BRTE2 Bromus texensis (Shear) Hitchc. Texas brome 0/1
BRVU Bromus vulgaris (Hook.) Shear Columbia brome 0/1
BRMI4 Brongniartia minutifolia S. Watson littleleaf greentwig 1/0
BRAR6 Broussaisia arguta Gaudich. kanawao 2/0
BRPA4 Broussonetia papyrifera (L.) L'Hér. ex Vent. paper mulberry 4/0
PAPA32 Morus papyrifera L.   0/1
BRVO2 Bruchia vogesiaca Nestl. ex Schwägr. bruchia moss 5/0
BRCA31 Brugmansia ×candida Pers. (pro sp.) [aurea × versicolor] angel's-trumpet    
BRCA12 Brugmansia arborea auct. non (L.) Steud.   1/0
BRSA3 Brugmansia sanguinea (Ruiz & Pav.) D. Don red floripontio 5/0
DASA3 Datura sanguinea Ruiz & Pav.   3/0
BRSU3 Brugmansia suaveolens (Humb. & Bonpl. ex Willd.) Bercht. & C. Presl angel's-tears    
DASU Datura suaveolens Humb. & Bonpl. ex Willd.   5/0
BRUGU Bruguiera bruguiera 1/0
BRSE11 Bruguiera sexangula (Lour.) Poir. Oriental mangrove    
BRGY Bruguiera gymnorrhiza auct. non (L.) Savigny, orth. var.   4/0
BRCO6 Brunellia comocladiifolia Humb. & Bonpl. West Indian sumac 1/0
BRUNF2 Brunfelsia raintree 3/0
BRPA17 Brunfelsia pauciflora (Cham. & Schltdl.) Benth. 2/0
BROV4 Brunnichia ovata (Walter) Shinners American buckwheat vine 0/1
BRCI3 Brunnichia cirrhosa Gaertn.   0/1
BREB Brya ebenus (L.) DC. ebony coccuswood 1/0
BRAL4 Bryonia alba L. white bryony 1/0
BRAL12 Bryum algovicum Sendtn. ex Müll. Hal. bryum moss 2/0
BRAL9 Bryum alpinum Huds. ex With. alpine bryum moss 4/0
BRAM70 Bryum amblyodon Müll. Hal. bryum moss    
BRIN70 Bryum alaskanum Kindb.   6/0
BRAR70 Bryum arcticum (R. Br.) Bruch & Schimp. arctic bryum moss 1/0
BRAR71 Bryum argenteum Hedw. silvergreen bryum moss 6/0
BRARL Bryum argenteum Hedw. var. lanatum (P. Beauv.) Hampe   1/0
BRBO3 Bryum bornholmense Winkelm. & Ruthe Bornholm's bryum moss 4/0
BRCA71 Bryum caespiticium Hedw. dry calcareous bryum moss 6/0
BRCA25 Bryum capillare Hedw. bryum moss 6/0
BRCAC4 Bryum capillare Hedw. var. capillare bryum moss    
BREL3 Bryum capillare Hedw. var. torquescens (Bruch ex De Not.) Husn.   5/0
BRTO3 Bryum capillare Hedw. var. torquescens (Bruch ex De Not.) Husn.   1/0
BRCY70 Bryum cyclophyllum (Schwägr.) Bruch & Schimp. bryum moss 1/0
BRDI12 Bryum dichotomum Hedw. bryum moss    
BRBI6 Bryum atropurpureum Bruch & Schimp.   5/0
BRGE3 Bryum gemmilucens Wilcz. & Dem. bryum moss 2/0
BRKN2 Bryum knowltonii Barnes Knowlton's bryum moss 1/0
BRMU6 Bryum muehlenbeckii Bruch & Schimp. Muehlenbeck's bryum moss 3/0
BRPA70 Bryum pallens (Brid.) Sw. bryum moss 4/0
BRPA14 Bryum pallescens Schleich. ex Schwägr. bryum moss 5/0
BRPS70 Bryum pseudotriquetrum (Hedw.) G. Gaertn., B. Mey. & Scherb. common green bryum moss 6/0
BRNE5 Bryum bimum (Brid.) Turner   1/0
BRRA6 Bryum radiculosum Brid. bryum moss 6/0
BRRU6 Bryum rubens Mitt. bryum moss 4/0
BRSC7 Bryum schleicheri Schwägr. Schleicher's bryum moss 7/0
BRSU9 Bryum subapiculatum Hampe bryum moss    
BRMI12 Bryum microerythrocarpum Müll. Hal. & Kindb.   3/0
BRTU2 Bryum turbinatum (Hedw.) Turner bryum moss 1/0
BRWA2 Bryum warneum (Röhl.) Bland. ex Brid. bryum moss 1/0
BRWE70 Bryum weigelii Spreng. Weigel's bryum moss 4/0
BULA8 Buchanania latifolia Roxb. chirauli nut 1/0
BUTE4 Buchenavia tetraphylla (Aubl.) Howard fourleaf buchenavia 1/0
BUAM Buchnera americana L. American bluehearts 4/1
BUFL Buchnera breviflora Pennell   1/0
BUBU Bucida buceras L. gregorywood 5/0
BUMO Bucida molinetii (G. Maza) Alain spiny bucida 4/0
BUDA2 Buddleja davidii Franch. orange eye butterflybush 5/0
BUGL6 Buddleja globosa Hope orange-ball-tree 1/0
BUUT Buddleja utahensis Coville Utah butterflybush 4/0
BUAR3 Buglossoides arvensis (L.) I.M. Johnst. corn gromwell 1/0
LIAR4 Lithospermum arvense L.   1/1
BULBO Bulbostylis hairsedge 1/0
BUCAC Bulbostylis capillaris (L.) Kunth ex C.B. Clarke ssp. capillaris densetuft hairsedge    
STCA17 Bulbostylis capillaris (L.) Kunth ex C.B. Clarke var. crebra Fernald   0/1
BUAR5 Bulnesia arborea (Jacq.) Engl. maracaibo lignumvitae 1/0
BUGL Bunchosia glandulosa (Cav.) DC. cafe forastero 2/0
BUER Bunias erucago L. crested wartycabbage 1/0
BUSA7 Buphthalmum salicifolium L. ox-eye 1/0
BURO Bupleurum rotundifolium L. hare's ear 1/1
BUBI Burmannia biflora L. northern bluethread 0/1
BUFL2 Burmannia flava Mart. Fahkahatchee bluethread 1/0
BUFA Bursera fagaroides (Kunth) Engl. fragrant bursera 1/0
BUMI Bursera microphylla A. Gray elephant tree 7/0
BUSI Bursera simaruba (L.) Sarg. gumbo limbo 12/0
BUMO5 Butea monosperma (Lam.) Taubert Bengal kino 4/0
BUCA15 Butia capitata (Mart.) Becc. South American jelly palm 4/0
BUTOM Butomus butomus 2/0
BUUM Butomus umbellatus L. flowering rush 4/0
BUHI2 Buttonia hildebrandtii Engl. 1/0
BUAP70 Buxbaumia aphylla Hedw. buxbaumia moss 4/0
BUVI2 Buxbaumia viridis (DC.) Moug. & Nestl. buxbaumia moss 1/0
BUBA6 Buxus balearica Lam. 1/0
BUSE2 Buxus sempervirens L. common box 1/0
BUVA Buxus vahlii Baill. Vahl's box 2/0
BYLU Byrsonima lucida (Mill.) DC. Long Key locustberry 2/0
BYSP Byrsonima spicata (Cav.) Kunth doncella 3/0
BYWA Byrsonima wadsworthii Little almendrillo 1/0
CACA Cabomba caroliniana A. Gray Carolina fanwort 2/1
CANA5 Cacaliopsis nardosmia (A. Gray) A. Gray silvercrown 2/0
CAFA4 Cadaba farinosa Forssk. cadaba 2/0
CAELO2 Caelogyne caelogyne 1/0
CABO6 Caesalpinia bonduc (L.) Roxb. yellow nicker 6/0
CACR28 Caesalpinia crista auct. non L.   2/0
CACI19 Caesalpinia ciliata (Bergius ex Wikstr.) Urb. mato 3/0
CAME15 Caesalpinia melanosperma (Eggers) Urb.   1/0
CACO28 Caesalpinia coriaria (Jacq.) Willd. divi divi 3/0
CADE15 Caesalpinia decapetala (Roth) Alston shoofly 2/0
CASE15 Biancaea sepiaria (Roxb.) Todaro   1/0
CAGI Caesalpinia gilliesii (Wall. ex Hook.) Wall. ex D. Dietr. bird-of-paradise shrub 4/0
CAKA5 Caesalpinia kavaiensis H. Mann uhiuhi    
MEKA Mezonevron kavaiense (H. Mann) Hillebr.   1/0
CAME Caesalpinia mexicana A. Gray Mexican holdback 1/0
CAPA34 Caesalpinia pauciflora (Griseb.) C. Wright ex Sauvalle fewflower holdback 1/0
CAPU13 Caesalpinia pulcherrima (L.) Sw. pride-of-Barbados 8/0
CASA28 Caesalpinia sappan L. sappanwood 1/0
CASP11 Caesalpinia spinosa (Molina) Kuntze spiny holdback 1/0
CACA27 Cajanus cajan (L.) Millsp. pigeonpea 1/0
CAIN44 Cajan cajan (L.) Huth   1/0
CASC33 Cajanus scarabaeoides (L.) Thouars showy pigeonpea 2/0
CAED Cakile edentula (Bigelow) Hook. American searocket 3/1
CALA2 Cakile lanceolata (Willd.) O.E. Schulz coastal searocket 4/0
CAMA Cakile maritima Scop. European searocket 5/0
CAAC19 Calamagrostis ×acutiflora (Schrad.) Rchb. feather reed grass    
CAAC17 Calamagrostis ×acutifolia (Schrad.) Rchb., database artifact   1/0
CABO Calamagrostis bolanderi Thurb. Bolander's reedgrass 0/1
CABR Calamagrostis breweri Thurb. shorthair reedgrass 0/1
CACA2 Calamagrostis cainii Hitchc. Cain's reedgrass 0/1
CACA4 Calamagrostis canadensis (Michx.) P. Beauv. bluejoint 3/3
CACAC10 Calamagrostis canadensis (Michx.) P. Beauv. var. canadensis bluejoint    
CASC2 Calamagrostis anomala Suksd.   0/1
CACAL3 Calamagrostis canadensis (Michx.) P. Beauv. var. langsdorffii (Link) Inman bluejoint    
CACAS Calamagrostis canadensis (Michx.) P. Beauv. var. lactea (Beal) C.L. Hitchc.   0/1
CALA3 Calamagrostis canadensis (Michx.) P. Beauv. var. lactea (Beal) C.L. Hitchc.   0/1
CALA43 Calamagrostis canadensis (Michx.) P. Beauv. var. lactea (Beal) C.L. Hitchc.   0/1
CANU6 Calamagrostis canadensis (Michx.) P. Beauv. var. lactea (Beal) C.L. Hitchc.   0/1
CACAM Calamagrostis canadensis (Michx.) P. Beauv. var. macouniana (Vasey) Stebbins Macoun's reedgrass 0/1
CAMA28 Calamagrostis macouniana (Vasey) Vasey   0/1
CACO71 Calamagrostis coarctata (Torr.) Eaton arctic reedgrass 0/1
CACI Calamagrostis cinnoides W. Bartram, nom. illeg.   3/2
CAEP Calamagrostis epigeios (L.) Roth chee reedgrass 0/1
CAFO Calamagrostis foliosa Kearney leafy reedgrass 1/1
CAHO2 Calamagrostis howellii Vasey Howell's reedgrass 0/1
CAKO Calamagrostis koelerioides Vasey fire reedgrass 0/1
CADE2 Calamagrostis densa Vasey   0/1
CALA6 Calamagrostis lapponica (Wahlenb.) Hartm. lapland reedgrass 1/0
CAMO Calamagrostis montanensis Scribn. ex Vasey plains reedgrass 0/1
CANU Calamagrostis nutkaensis (J. Presl) J. Presl ex Steud. Pacific reedgrass 0/1
CAOP2 Calamagrostis ophitidis (J.T. Howell) Nygren serpentine reedgrass 4/0
CAPE10 Calamagrostis perplexa Scribn. wood reedgrass 0/2
CAPI Calamagrostis pickeringii A. Gray Pickering's reedgrass 0/2
CAPO3 Calamagrostis porteri A. Gray Porter's reedgrass 0/2
CAPOI Calamagrostis porteri A. Gray ssp. insperata (Swallen) C.W. Greene Porter's reedgrass 2/0
CAIN16 Calamagrostis insperata Swallen   0/1
CAPU Calamagrostis purpurascens R. Br. purple reedgrass 0/1
CAPUP7 Calamagrostis purpurascens R. Br. var. purpurascens purple reedgrass    
DECO Calamagrostis lepageana Louis-Marie   0/1
CARU Calamagrostis rubescens Buckley pinegrass 0/1
CASC Calamagrostis scopulorum M.E. Jones ditch reedgrass 0/1
CASTI3 Calamagrostis stricta (Timm) Koeler ssp. inexpansa (A. Gray) C.W. Greene northern reedgrass    
CACA3 Calamagrostis californica Kearney   0/1
CACR Calamagrostis californica Kearney   0/1
CAFE Calamagrostis californica Kearney   0/1
CAHYA Calamagrostis californica Kearney   0/1
CAIN Calamagrostis californica Kearney   3/2
CALA29 Calamagrostis californica Kearney   0/1
CALA47 Calamagrostis californica Kearney   0/2
CASTS8 Calamagrostis stricta (Timm) Koeler ssp. stricta var. stricta slimstem reedgrass    
CANE Calamagrostis neglecta (Ehrh.) G. Gaertn., B. Mey. & Scherb.   1/2
CATW Calamagrostis tweedyi (Scribn.) Scribn. ex Vasey Tweedy's reedgrass 0/1
CANEN Calamintha nepeta (L.) Savi ssp. nepeta lesser calamint    
CLNE3 Calamintha nepetoides Jord.   0/1
CAAR12 Calamovilfa arcuata K.E. Rogers Cumberland sandreed 3/0
CABR2 Calamovilfa brevipilis (Torr.) Scribn. pine barren sandreed 0/2
CACU Calamovilfa curtissii (Vasey) Scribn. Florida sandreed 0/1
CAGI3 Calamovilfa gigantea (Nutt.) Scribn. & Merr. giant sandreed 2/2
CALO Calamovilfa longifolia (Hook.) Scribn. prairie sandreed 3/2
CALAN Calandrinia redmaids 3/0
CACI2 Calandrinia ciliata (Ruiz & Pav.) DC. fringed redmaids 6/0
CACIM Calandrinia ciliata (Ruiz & Pav.) DC. var. menziesii (Hook.) J.F. Macbr.   2/0
CAMU26 Calceolaria multiflora Cav. slipper flower 5/0
CALEN Calendula marigold 2/0
CAAR Calendula arvensis L. field marigold 1/0
CAOF Calendula officinalis L. pot marigold 2/0
CAPA47 Calibrachoa parviflora (Juss.) D'Arcy seaside petunia    
PEPA14 Petunia parviflora Juss.   2/0
CAPA Calla palustris L. water arum 1/1
CAMA45 Callaeum macropterum (DC.) D.M. Johnson, nom. inq. hillyhock 1/0
CALLI Calliandra stickpea 2/0
CAER Calliandra eriophylla Benth. fairyduster 8/0
CAHA31 Calliandra haematocephala Hassk. stickpea 1/0
CAHA10 Calliandra haematomma (Bertero ex DC.) Benth. red powderpuff 1/0
CAHU Calliandra humilis Benth. dwarf stickpea 1/0
CAHUR Calliandra humilis Benth. var. reticulata (A. Gray) L.D. Benson dwarf stickpea    
CARE Calliandra reticulata A. Gray   1/0
CAAM2 Callicarpa americana L. American beautyberry 14/2
CAJA11 Callicarpa japonica Thunb. Japanese callicarpa 2/0
CACO70 Calliergon cordifolium (Hedw.) Kindb. calliergon moss 5/0
CAGI70 Calliergon giganteum (Schimp.) Kindb. giant calliergon moss 3/0
CARI70 Calliergon richardsonii (Mitt.) Kindb. Richardson's calliergon moss 3/0
CAST70 Calliergon stramineum (Brid.) Kindb. calliergon moss 1/0
CATR27 Calliergon trifarium (F. Weber & D. Mohr) Kindb. calliergon moss 3/0
CACU18 Calliergonella cuspidata (Hedw.) Loeske calliergonella moss 4/0
CAAL Callirhoe alcaeoides (Michx.) A. Gray light poppymallow 1/1
CADI2 Callirhoe digitata Nutt. winecup 1/1
CAIN2 Callirhoe involucrata (Torr. & A. Gray) A. Gray purple poppymallow 11/1
CALE2 Callirhoe leiocarpa R.F. Martin tall poppymallow 1/0
CAPA2 Callirhoe papaver (Cav.) A. Gray woodland poppymallow 1/0
CATR Callirhoe triangulata (Leavenworth) A. Gray clustered poppymallow 0/1
CAFR6 Callisia fragrans (Lindl.) Woodson basketplant 1/0
CAGR25 Callisia graminea (Small) G. Tucker grassleaf roseling    
CUGR2 Cuthbertia graminea Small   0/1
CARO18 Callisia rosea (Vent.) D.R. Hunt Piedmont roseling    
TRRO8 Callisia graminifolia (Raf.) D.R. Hunt   1/0
CACI15 Callistemon citrinus (Curtis) Skeels crimson bottlebrush 5/0
CAPA72 Callistemon pallidus (Bonpl.) DC. lemon bottlebrush 2/0
CASP30 Callistemon speciosus (Bonpl.) Sweet gray bottlebrush 1/0
CAHE2 Callitriche hermaphroditica L. northern water-starwort 1/1
CAAU15 Callitriche autumnalis L.   0/1
CAHE3 Callitriche heterophylla Pursh twoheaded water-starwort 2/2
CAPA52 Callitriche palustris L. vernal water-starwort 2/2
CAVE2 Callitriche palustris L. var. verna (L.) Fenley ex Jeps.   1/0
CATE19 Callitriche terrestris Raf. terrestrial water-starwort    
CAAU16 Callitriche austinii Engelm.   0/1
CAOB15 Callitris oblonga Rich. & A. Rich Pigmy cypress-pine 2/0
CAVU Calluna vulgaris (L.) Hull heather 4/1
CALOC2 Calocedrus incense cedar 1/2
CADE27 Calocedrus decurrens (Torr.) Florin incense cedar 18/0
LIDE Heyderia decurrens (Torr.) K. Koch   6/0
CALOC Calochortus mariposa lily 4/0
CAAL2 Calochortus albus Douglas ex Benth. white fairy-lantern 11/0
CAAM3 Calochortus amabilis Purdy Diogenes' lantern 4/0
CAAM4 Calochortus ambiguus (M.E. Jones) Ownbey doubting mariposa lily 1/0
CAAM5 Calochortus amoenus Greene purple fairy-lantern 3/0
CAAR44 Calochortus argillosus (Hoover) R. Zebell & P. Fiedler clay mariposa lily 2/0
CAAU8 Calochortus aureus S. Watson golden mariposa lily 5/0
CANUA Calochortus nuttallii Torr. & A. Gray var. aureus (S. Watson) Ownbey   18/0
CABR4 Calochortus bruneaunis A. Nelson & J.F. Macbr. Bruneau mariposa lily 17/0
CACA5 Calochortus catalinae S. Watson Santa Catalina mariposa lily 13/0
CACL Calochortus clavatus S. Watson clubhair mariposa lily 4/0
CACLC2 Calochortus clavatus S. Watson var. clavatus clubhair mariposa lily 5/0
CACLR3 Calochortus clavatus S. Watson var. recurvifolius (Hoover) R. Fiedler & P. Zebell Arroyo de la Cruz mariposa lily 4/0
CACO3 Calochortus coeruleus (Kellogg) S. Watson beavertail grass 1/0
CACA98 Calochortus caeruleus (Kellogg) S. Watson, orth. var.   3/0
CAEL Calochortus elegans Pursh elegant mariposa lily 3/0
CAEU Calochortus eurycarpus S. Watson white mariposa lily 1/0
CAEX2 Calochortus excavatus Greene Inyo County star-tulip 4/0
CAFL Calochortus flexuosus S. Watson winding mariposa lily 14/0
CAGR Calochortus greenei S. Watson Greene's mariposa lily 6/0
CAGU Calochortus gunnisonii S. Watson Gunnison's mariposa lily 6/1
CAIN3 Calochortus invenustus Greene plain mariposa lily 4/0
CAKE Calochortus kennedyi Porter desert mariposa lily 1/0
CAKEK2 Calochortus kennedyi Porter var. kennedyi desert mariposa lily 5/0
CAKEM Calochortus kennedyi Porter var. munzii Jeps. desert mariposa lily 3/0
CALE3 Calochortus leichtlinii Hook. f. smokey mariposa 28/0
CALU9 Calochortus luteus Douglas ex Lindl. yellow mariposa lily 8/0
CAMA5 Calochortus macrocarpus Douglas sagebrush mariposa lily 3/0
CAMI Calochortus minimus Ownbey Sierra mariposa lily 1/0
CAMO3 Calochortus monophyllus (Lindl.) Lem. yellow star-tulip 4/0
CANI Calochortus nitidus Douglas broadfruit mariposa lily 2/0
CANU2 Calochortus nudus S. Watson naked mariposa lily 4/0
CANU3 Calochortus nuttallii Torr. & A. Gray sego lily 21/1
CAOB Calochortus obispoensis Lemmon San Luis mariposa lily 7/0
CAPU2 Calochortus pulchellus Douglas ex Benth. Mt. Diablo fairy-lantern 5/0
CARA16 Calochortus raichei Farwig & Girard Cedars mariposa lily 4/0
CASP Calochortus splendens Douglas ex Benth. splendid mariposa lily 18/0
CAST2 Calochortus striatus Parish alkali mariposa lily 10/0
CASU2 Calochortus subalpinus Piper subalpine mariposa lily 1/0
CASU3 Calochortus superbus Purdy ex J.T. Howell yellow mariposa 4/0
CATI3 Calochortus tiburonensis A.J. Hill Tiburon mariposa lily 13/0
CATO Calochortus tolmiei Hook. & Arn. Tolmie star-tulip 26/0
CAUM Calochortus umbellatus Alph. Wood Oakland mariposa lily 9/0
CAUN Calochortus uniflorus Hook. & Arn. Monterey mariposa lily 7/0
CAVE3 Calochortus venustus Douglas ex Benth. butterfly mariposa lily 20/0
CAWE2 Calochortus westonii Eastw. Shirley Meadows mariposa lily 6/0
CAAN22 Calophyllum antillanum Britton Antilles calophyllum 1/0
CAIN4 Calophyllum inophyllum L. Alexandrian laurel 2/0
CATO18 Caloplaca tominii Savicz Tolmin's orange lichen 3/0
CATR22 Caloplaca trachyphylla (Tuck.) Zahlbr. orange lichen 1/0
CAOK2 Calopogon oklahomensis D.H. Goldman Oklahoma grasspink 1/0
CATU5 Calopogon tuberosus (L.) Britton, Sterns & Poggenb. tuberous grasspink 2/0
CATUT Calopogon tuberosus (L.) Britton, Sterns & Poggenb. var. tuberosus tuberous grasspink    
CAPU23 Calopogon pulchellus R. Br.   11/0
LITU4 Calopogon pulchellus R. Br.   0/1
CACA42 Calopogonium caeruleum (Benth.) Suav. jicama 4/0
CAMU11 Calopogonium mucunoides Desv. calopo 1/0
CAQU10 Calothamnus quadrifidus R. Br. common netbush 2/0
CALOT Calotropis calotropis 1/0
CAGI11 Calotropis gigantea (L.) W.T. Aiton giant milkweed 8/0
CAPR Calotropis procera (Aiton) W.T. Aiton roostertree 9/0
CALE4 Caltha leptosepala DC. white marsh marigold 9/0
CALEH2 Caltha leptosepala DC. ssp. howellii (Huth) P.G. Sm. Howell's marsh marigold 2/0
CAHO17 Caltha biflora DC.   6/0
CALEL8 Caltha leptosepala DC. ssp. leptosepala var. leptosepala white marsh marigold 2/0
PSLE Caltha biflora DC. var. rotundifolia (Huth) C.L. Hitchc.   6/0
CANA Caltha natans Pall. ex Georgi floating marsh marigold 0/1
CAPA5 Caltha palustris L. yellow marsh marigold 9/2
CAPAP6 Caltha palustris L. var. palustris yellow marsh marigold 1/0
CAPAF Caltha asarifolia DC.   0/1
CAFR Calycadenia fremontii A. Gray Fremont's western rosinweed    
CACI4 Calycadenia ciliosa Greene   2/0
CAMU3 Calycadenia multiglandulosa DC. sticky western rosinweed 1/0
CALYC5 Calycanthus sweetshrub 1/0
CAFL22 Calycanthus floridus L. eastern sweetshrub 12/1
CAFLF Calycanthus floridus L. var. floridus eastern sweetshrub 1/0
CAFLG Calycanthus floridus L. var. glaucus (Willd.) Torr. & A. Gray eastern sweetshrub    
CAFE5 Calycanthus fertilis Walter   1/1
CAOC5 Calycanthus occidentalis Hook. & Arn. western sweetshrub 14/0
CALY2 Calycocarpum lyonii (Pursh) A. Gray cupseed 1/2
CAPA7 Calycoseris parryi A. Gray yellow tackstem 4/0
CAWR Calycoseris wrightii A. Gray white tackstem 4/0
CALYL Calylophus sundrops 1/0
CABEB2 Calylophus berlandieri Spach ssp. berlandieri Berlandier's sundrops 2/0
CAHA14 Calylophus hartwegii (Benth.) P.H. Raven Hartweg's sundrops 1/0
CAHAP Calylophus hartwegii (Benth.) P.H. Raven ssp. pubescens (A. Gray) Towner & P.H. Raven Hartweg's sundrops    
GAIN2 Calylophus hartwegii (Benth.) P.H. Raven var. pubescens (A. Gray) Shinners   0/1
OEGR5 Calylophus hartwegii (Benth.) P.H. Raven var. pubescens (A. Gray) Shinners   3/0
OEGRP2 Calylophus hartwegii (Benth.) P.H. Raven var. pubescens (A. Gray) Shinners   12/0
CALA38 Calylophus lavandulifolius (Torr. & A. Gray) P.H. Raven lavenderleaf sundrops 6/0
GALA11 Calylophus hartwegii (Benth.) P.H. Raven ssp. lavandulifolius (Torr. & A. Gray) Towner & P.H. Raven   0/1
CASE12 Calylophus serrulatus (Nutt.) P.H. Raven yellow sundrops 2/0
MESE5 Calylophus australis Towner & P.H. Raven   0/1
CAFI12 Calypogeia fissa (L.) Raddi 3/0
CAIN40 Calypogeia integristipula Steph. 3/0
CAMU21 Calypogeia muelleriana (Schiffn.) Müll. Frib. 6/0
CANE27 Calypogeia neesiana (C. Massal. & Carestia) Müll. Frib. 2/0
CASU45 Calypogeia suecica (Arnell & J. Perss.) Müll. Frib. 5/0
CABU Calypso bulbosa (L.) Oakes fairy slipper 10/0
CABUA Calypso bulbosa (L.) Oakes var. americana (R. Br.) Luer fairy slipper    
CYBU5 Cytherea bulbosa (L.) House p.p.   0/1
CABUO Calypso bulbosa (L.) Oakes var. occidentalis (Holz.) B. Boivin fairy slipper 2/0
CAVI2 Calyptocarpus vialis Less. straggler daisy 3/0
CAKI Calyptranthes kiaerskovii Krug & Urb. [excluded] Kiaerskov's lidflower 2/0
CATH3 Calyptranthes thomasiana Berg Thomas' lidflower 1/0
CALO12 Calystegia longipes (S. Watson) Brummitt Paiute false bindweed    
COLO5 Convolvulus linearilobus Eastw.   1/0
CAMA24 Calystegia macrostegia (Greene) Brummitt island false bindweed 2/0
CAMAA2 Calystegia macrostegia (Greene) Brummitt ssp. arida (Greene) Brummitt island false bindweed    
COAR11 Convolvulus aridus Greene   1/0
CAMAC Calystegia macrostegia (Greene) Brummitt ssp. cyclostegia (House) Brummitt island false bindweed 3/0
COCY5 Convolvulus cyclostegius House   1/0
CAOC6 Calystegia occidentalis (A. Gray) Brummitt chaparral false bindweed 1/0
CAOCO2 Calystegia occidentalis (A. Gray) Brummitt ssp. occidentalis var. occidentalis chaparral false bindweed    
COOC5 Calystegia polymorpha (Greene) Munz   1/0
CASE13 Calystegia sepium (L.) R. Br. hedge false bindweed 3/1
CASEA3 Calystegia sepium (L.) R. Br. ssp. angulata Brummitt hedge false bindweed 1/0
CASER Calystegia sepium (L.) R. Br. var. angulata (Brummitt) N.H. Holmgren   1/0
CORE5 Calystegia sepium (L.) R. Br. var. angulata (Brummitt) N.H. Holmgren   0/1
CASES Calystegia sepium (L.) R. Br. ssp. sepium hedge false bindweed 1/0
COSE14 Convolvulus nashii House   2/1
CASIF Calystegia silvatica (Kit.) Griseb. ssp. fraterniflora (Mack. & Bush) Brummitt shortstalk false bindweed    
COFR7 Calystegia fraterniflora (Mack. & Bush) Brummitt   0/1
CASO2 Calystegia soldanella (L.) R. Br. seashore false bindweed 2/0
COSO4 Convolvulus soldanella L.   1/0
CASPS2 Calystegia spithamaea (L.) Pursh ssp. spithamaea low false bindweed    
COSP6 Convolvulus spithamaeus L.   0/1
CAST21 Calystegia stebbinsii Brummitt Stebbins' false bindweed 10/0
CASUE Calystegia subacaulis Hook. & Arn. ssp. episcopalis Brummitt hillside false bindweed 1/0
CASUS2 Calystegia subacaulis Hook. & Arn. ssp. subacaulis hillside false bindweed    
COSU9 Convolvulus subacaulis (Hook. & Arn.) Greene   1/0
CACU2 Camassia cusickii S. Watson Cusick's camas 2/0
CALE5 Camassia leichtlinii (Baker) S. Watson large camas 1/0
CAQU2 Camassia quamash (Pursh) Greene small camas 11/0
CAQUB2 Camassia quamash (Pursh) Greene ssp. breviflora Gould small camas 2/0
CASC5 Camassia scilloides (Raf.) Cory Atlantic camas 10/1
QUHY2 Camassia esculenta (Raf.) Cory   0/1
CAMI2 Camelina microcarpa Andrz. ex DC. littlepod false flax 1/1
CASA2 Camelina sativa (L.) Crantz gold-of-pleasure 0/1
CARE24 Camellia reticulata Lindl. to-tsubaki 3/0
CABE7 Camissonia benitensis P.H. Raven San Benito suncup 1/0
CABI12 Camissonia bistorta (Nutt. ex Torr. & A. Gray) P.H. Raven southern suncup 4/0
CABO7 Camissonia boothii (Douglas ex Lehm.) P.H. Raven Booth's evening primrose 4/0
CABOD Camissonia boothii (Douglas ex Lehm.) P.H. Raven ssp. decorticans (Hook. & Arn.) P.H. Raven shredding suncup    
OEDE5 Camissonia boothii (Douglas ex Lehm.) P.H. Raven var. decorticans (Hook. & Arn.) Cronquist   2/0
CABR23 Camissonia brevipes (A. Gray) P.H. Raven yellow cups 4/0
CABRB4 Camissonia brevipes (A. Gray) P.H. Raven ssp. brevipes golden suncup    
OEBR5 Oenothera brevipes A. Gray   3/0
CACA32 Camissonia californica (Nutt. ex Torr. & A. Gray) P.H. Raven California suncup 2/0
CACA33 Camissonia campestris (Greene) P.H. Raven Mojave suncup 2/0
CACAC8 Camissonia campestris (Greene) P.H. Raven ssp. campestris Mojave suncup 2/0
CACH13 Camissonia cheiranthifolia (Hornem. ex Spreng.) Raimann beach suncup 2/0
CACHC Camissonia cheiranthifolia (Hornem. ex Spreng.) Raimann ssp. cheiranthifolia beach suncup 8/0
OECH5 Oenothera cheiranthifolia Hornem. ex Spreng.   1/0
CACHS Camissonia cheiranthifolia (Hornem. ex Spreng.) Raimann ssp. suffruticosa (S. Watson) P.H. Raven beach suncup 1/0
CACL4 Camissonia claviformis (Torr. & Frém.) P.H. Raven browneyes 6/0
CACO34 Camissonia contorta (Douglas ex Lehm.) Kearney plains evening primrose 2/0
OECR2 Oenothera contorta Douglas ex Lehm.   0/1
OEDE8 Oenothera contorta Douglas ex Lehm.   2/0
CAEX10 Camissonia exilis (P.H. Raven) P.H. Raven Cottonwood Springs suncup 1/0
CAMI23 Camissonia minor (A. Nelson) P.H. Raven small evening primrose 3/0
CANE11 Camissonia nevadensis (Kellogg) P.H. Raven Nevada suncup 7/0
CAOV4 Camissonia ovata (Nutt. ex Torr. & A. Gray) P.H. Raven goldeneggs 2/0
OEOV2 Oenothera ovata Nutt. ex Torr. & A. Gray   2/0
CAST20 Camissonia strigulosa (Fisch. & C.A. Mey.) P.H. Raven sandysoil suncup 3/0
CASU18 Camissonia subacaulis (Pursh) P.H. Raven diffuseflower evening primrose 2/0
CATA2 Camissonia tanacetifolia (Torr. & A. Gray) P.H. Raven tansyleaf evening primrose 8/0
CATAQ Camissonia tanacetifolia (Torr. & A. Gray) P.H. Raven ssp. quadriperforata P.H. Raven Sierra Valley evening primrose 3/0
CATAT Camissonia tanacetifolia (Torr. & A. Gray) P.H. Raven ssp. tanacetifolia tansyleaf evening primrose 4/0
OETA3 Oenothera tanacetifolia Torr. & A. Gray   1/0
CAAP2 Campanula aparinoides Pursh marsh bellflower 4/2
CAUL3 Campanula aparinoides Pursh var. grandiflora Holz.   0/1
CACA37 Campanula carpatica Jacq. tussock bellflower 2/0
CADI3 Campanula divaricata Michx. small bonny bellflower 3/1
CAGL2 Campanula glomerata L. Dane's blood 2/1
CALA67 Campanula lanata Friv. woolly bellflower 1/0
CALA7 Campanula lasiocarpa Cham. mountain harebell 3/0
CAME20 Campanula medium L. Canterbury bells 1/0
CAPA10 Campanula parryi A. Gray Parry's bellflower 1/0
CAPI2 Campanula piperi Howell Olympic bellflower 2/0
CARA Campanula rapunculoides L. rampion bellflower 3/1
CARE3 Campanula reverchonii A. Gray basin bellflower 1/0
CARO2 Campanula rotundifolia L. bluebell bellflower 14/1
CASC6 Campanula scabrella Engelm. rough bellflower 1/0
CASC7 Campanula scouleri Hook. ex A. DC. pale bellflower 9/0
CATR4 Campanula trachelium L. bats in the belfry 0/1
CAUN2 Campanula uniflora L. arctic bellflower 0/1
CAAM18 Campanulastrum americanum (L.) Small American bellflower 1/1
CAAM6 Campanula americana L.   6/1
CAMPS Campsis campsis 0/1
CARA2 Campsis radicans (L.) Seem. ex Bureau trumpet creeper 19/2
BIRA2 Bignonia radicans L.   0/1
CACH31 Campylium chrysophyllum (Brid.) J. Lange goldenleaf campylium moss 3/0
CAHA33 Campylium halleri (Hedw.) Lindb. Haller's campylium moss 4/0
CAPO17 Campylium polygamum (Schimp.) C.E.O. Jensen campylium moss 3/0
CAST51 Campylium stellatum (Hedw.) C.E.O. Jensen star campylium moss 4/0
CASTP Campylium stellatum (Hedw.) C.E.O. Jensen var. protensum (Brid.) Bryhn star campylium moss 5/0
CAAT16 Campylopus atrovirens De Not. campylopus moss 3/0
CAFL35 Campylopus flexuosus (Hedw.) Brid. campylopus moss 6/0
CAFR19 Campylopus fragilis (Brid.) Bruch & Schimp. fragile campylopus moss 3/0
CAIN45 Campylopus introflexus (Hedw.) Brid. campylopus moss 6/0
CAOE2 Campylopus oerstedianus (Müll. Hal.) Mitt. Oersted's campylopus moss 2/0
CAPI17 Campylopus pilifer Brid. campylopus moss 4/0
CAPY9 Campylopus pyriformis (Schultz) Brid. campylopus moss 4/0
CASA30 Campylostelium saxicola (F. Weber & D. Mohr) Bruch & Schimp. campylostelium moss 2/0
CAMO32 Canadanthus modestus (Lindl.) G.L. Nesom giant mountain aster    
ASMO3 Aster major (Hook.) Porter   0/1
CAOD Cananga odorata (Lam.) Hook. f. & Thomson ilang-ilang 5/0
CAAB14 Canarina abyssinica Engl. 1/0
CANAV Canavalia jackbean 1/0
CABR21 Canavalia brasiliensis Mart. ex Benth. Brazilian jackbean 1/0
CACA29 Canavalia cathartica Thouars maunaloa 1/0
CAEN4 Canavalia ensiformis (L.) DC. wonderbean 1/0
CAGL15 Canavalia gladiata (Jacq.) DC. sword jackbean 1/0
CANI7 Canavalia nitida (Cav.) Piper Bahama baybean    
CARU13 Canavalia rusiosperma Urb.   1/0
CAPL16 Canavalia plagiosperma Piper obliqueseeded jackbean 1/0
CARO26 Canavalia rosea (Sw.) DC. baybean 4/0
CAMA6 Canavalia lineata auct. non (Thunb.) DC.   1/0
CAVI20 Canavalia virosa (Roxb.) Wight & Arn. jackbean 2/0
CAAU2 Canbya aurea S. Watson golden pygmypoppy 1/0
CAWI Canella winterana (L.) Gaertn. wild cinnamon 5/0
CANNA2 Canna canna 1/0
CAFL11 Canna flaccida Salisb. bandanna of the Everglades 1/0
CAGE3 Canna ×generalis L.H. Bailey (pro sp.) [glauca × indica] canna lily 8/0
CAIN19 Canna indica L. Indian shot 1/0
CANNA Cannabis hemp 2/0
CASA3 Cannabis sativa L. marijuana 3/1
CAHO3 Canotia holacantha Torr. crucifixion thorn 3/0
CANTU Cantua cantua 1/0
CAPA11 Caperonia palustris (L.) A. St.-Hil. sacatrapo 2/0
CAPPA Capparis caper 2/0
CAAM13 Capparis amplissima Lam. burro blanco 2/0
CABA2 Capparis baducca L. caper 3/0
CACA99 Capparis cartilaginea Decne. 1/0
CACY Capparis cynophallophora L. Jamaican caper 6/0
CAFL2 Capparis flexuosa (L.) L. falseteeth 4/0
CAHA9 Capparis hastata Jacq. broadleaf caper 4/0
CAIN5 Capparis indica (L.) Druce linguam 4/0
CASA4 Capparis sandwichiana DC. native caper 2/0
CATO23 Capparis tomentosa Lam. African caper 2/0
CABU2 Capsella bursa-pastoris (L.) Medik. shepherd's purse 6/1
BUBU3 Bursa bursa-pastoris (L.) Britton   0/1
CARAG Caragana peashrub 0/1
CAAR18 Caragana arborescens Lam. Siberian peashrub 6/1
CAAU10 Caragana aurantiaca Koehne dwarf peashrub 1/0
CAFR80 Caragana frutex (L.) K. Koch Russian peashrub 1/0
CAMI48 Caragana microphylla Lam. littleleaf peashrub 1/0
CARAL Caralluma caralluma 2/0
CARU23 Caralluma russelliana (Courbon ex Brongn.) Cufod. 1/0
CAAN11 Cardamine angustata O.E. Schulz slender toothwort    
DEHE3 Cardamine angustata O.E. Schulz var. ouachitana E.B. Sm.   2/1
CABE Cardamine bellidifolia L. alpine bittercress 0/1
CABR6 Cardamine breweri S. Watson Brewer's bittercress 3/1
CABU3 Cardamine bulbosa (Schreb. ex Muhl.) Britton, Sterns & Poggenb. bulbous bittercress 5/2
CACA39 Cardamine californica (Nutt.) Greene milkmaids 2/0
CACAI3 Cardamine californica (Nutt.) Greene var. integrifolia (Nutt.) Rollins milkmaids    
DEIN8 Cardamine integrifolia (Nutt.) Greene   1/0
CACL2 Cardamine clematitis Shuttlw. ex A. Gray small mountain bittercress 1/1
CACO26 Cardamine concatenata (Michx.) Sw. cutleaf toothwort 2/0
DELA5 Cardamine laciniata (Muhl. ex Willd.) Alph. Wood   4/1
CACO6 Cardamine cordifolia A. Gray heartleaf bittercress 4/1
CADI10 Cardamine diphylla (Michx.) Alph. Wood crinkleroot 1/0
DEDI6 Dentaria diphylla Michx.   1/1
CADO Cardamine douglassii Britton limestone bittercress 2/2
CAHI3 Cardamine hirsuta L. hairy bittercress 3/1
CAMA36 Cardamine maxima (Nutt.) Alph. Wood large toothwort    
DEMA Dentaria maxima Nutt.   0/1
CANUN2 Cardamine nuttallii Greene var. nuttallii palmate toothwort 1/0
CAOL Cardamine oligosperma Nutt. little western bittercress 1/1
CAPA12 Cardamine parviflora L. sand bittercress 1/1
CAPAA2 Cardamine parviflora L. var. arenicola (Britton) O.E. Schulz sand bittercress    
CAAR24 Cardamine arenicola Britton   0/1
CAPE3 Cardamine pensylvanica Muhl. ex Willd. Pennsylvania bittercress 1/2
CAPR3 Cardamine pratensis L. cuckoo flower 0/1
CARO3 Cardamine rotundifolia Michx. American bittercress 0/1
CADR Cardaria draba (L.) Desv. whitetop 2/0
LEDR Lepidium draba L.   0/1
CAHA13 Cardiospermum halicacabum L. balloon vine 6/2
CARDU Carduus plumeless thistle 1/0
CAAC Carduus acanthoides L. spiny plumeless thistle 2/0
CACR2 Carduus crispus L. curly plumeless thistle 1/1
CANU4 Carduus nutans L. nodding plumeless thistle 6/1
CAPY2 Carduus pycnocephalus L. Italian plumeless thistle 1/0
CAREX Carex sedge 6/0
CAAB2 Carex abrupta Mack. abruptbeak sedge 2/0
CAAB5 Carex abscondita Mack. thicket sedge 1/2
CAAC2 Carex acutiformis Ehrh. lesser pond sedge 0/1
CAAD2 Carex adusta Boott lesser brown sedge 0/1
CAAE3 Carex ×aestivaliformis Mack. [aestivalis × gracillima] 0/1
CAAE2 Carex aestivalis M.A. Curtis ex A. Gray summer sedge 5/1
CAAG2 Carex aggregata Mack. glomerate sedge 0/1
CAAL3 Carex alata Torr. broadwing sedge 0/1
CAAL25 Carex albicans Willd. ex Spreng. whitetinge sedge 0/1
CAALA Carex albicans Willd. ex Spreng. var. albicans whitetinge sedge    
CAVA5 Carex artitecta Mack.   0/1
CAAL6 Carex albonigra Mack. blackandwhite sedge 4/0
CAAL11 Carex albursina Sheldon white bear sedge 0/1
CAAL7 Carex alma L.H. Bailey sturdy sedge 2/0
CAAL8 Carex alopecoidea Tuck. foxtail sedge 0/1
CAAM8 Carex amphibola Steud. eastern narrowleaf sedge 1/2
CAAM10 Carex amplifolia Boott bigleaf sedge 2/0
CAAN15 Carex angustata Boott widefruit sedge 2/0
CAAN6 Carex annectens (E.P. Bicknell) E.P. Bicknell yellowfruit sedge 0/1
CAAQ Carex aquatilis Wahlenb. water sedge 3/2
CAAQA Carex aquatilis Wahlenb. var. aquatilis water sedge 1/0
CAAR13 Carex arapahoensis Clokey Arapaho sedge 2/0
CAAR2 Carex arcta Boott northern cluster sedge 2/1
CAAR3 Carex arctata Boott ex Hook. drooping woodland sedge 0/1
CAAR16 Carex arenaria L. sand sedge 0/1
CAAR5 Carex arkansana (L.H. Bailey) L.H. Bailey Arkansas sedge 1/0
CAAS2 Carex assiniboinensis W. Boott Assiniboia sedge 0/1
CAAT2 Carex atherodes Spreng. wheat sedge 3/2
CAAT3 Carex athrostachya Olney slenderbeak sedge 3/0
CAAT4 Carex atlantica L.H. Bailey prickly bog sedge 1/2
CAATA2 Carex atlantica L.H. Bailey ssp. atlantica prickly bog sedge    
CAIN31 Carex atlantica L.H. Bailey var. incomperta (E.P. Bicknell) F.J. Herm.   0/1
CAATC Carex atlantica L.H. Bailey ssp. capillacea (L.H. Bailey) Reznicek prickly bog sedge    
CAHO10 Carex atlantica L.H. Bailey var. capillaceae (L.H. Bailey) Cronquist, database artifact   3/1
CAAT6 Carex atratiformis Britton scrabrous black sedge 0/1
CAAT7 Carex atrofusca Schkuhr darkbrown sedge 0/1
CAAT8 Carex atrosquama Mack. lesser blackscale sedge 2/0
CAAU3 Carex aurea Nutt. golden sedge 3/1
CAAU6 Carex austrina (Small) Mack. southern sedge 0/1
CABA3 Carex backii Boott Back's sedge 2/0
CADU10 Carex backii Boott var. subrostrata (Bates) Dorn   0/1
CABA7 Carex baileyi Britton Bailey's sedge 1/2
CABA9 Carex barrattii Schwein. & Torr. Barratt's sedge 5/1
CABE2 Carex bebbii Olney ex Fernald Bebb's sedge 3/1
CABE3 Carex bella L.H. Bailey southwestern showy sedge 3/0
CABI3 Carex bicknellii Britton Bicknell's sedge 0/1
CABI5 Carex bigelowii Torr. ex Schwein. Bigelow's sedge 0/1
CABL Carex blanda Dewey eastern woodland sedge 3/2
CABR10 Carex brevior (Dewey) Mack. shortbeak sedge 2/0
CABR14 Carex bromoides Schkuhr ex Willd. brome-like sedge 0/1
CABR19 Carex brunnea Thunb. greater brown sedge 1/0
CABR15 Carex brunnescens (Pers.) Poir. brownish sedge 0/1
CABU7 Carex bullata Schkuhr ex Willd. button sedge 4/1
CABU5 Carex bushii Mack. Bush's sedge 1/2
CABU6 Carex buxbaumii Wahlenb. Buxbaum's sedge 3/1
CACA11 Carex canescens L. silvery sedge 3/1
CACA12 Carex capillaris L. hair-like sedge 3/2
CACA13 Carex capitata L. capitate sedge 2/1
CACA14 Carex careyana Torr. ex Dewey Carey's sedge 0/1
CACA15 Carex caroliniana Schwein. Carolina sedge 0/1
CACA23 Carex caryophyllea Lat. vernal sedge 0/1
CACA16 Carex castanea Wahlenb. chestnut sedge 0/1
CACE2 Carex cephaloidea (Dewey) Dewey thinleaf sedge 0/1
CACE Carex cephalophora Muhl. ex Willd. oval-leaf sedge 5/2
CACH3 Carex cherokeensis Schwein. Cherokee sedge 2/1
CACH5 Carex chordorrhiza Ehrh. ex L. f. creeping sedge 0/1
CACO21 Carex collinsii Nutt. Collins' sedge 0/1
CACO7 Carex communis L.H. Bailey fibrousroot sedge 0/1
CACO8 Carex comosa Boott longhair sedge 1/2
CACO9 Carex complanata Torr. & Hook. hirsute sedge 2/1
CACO10 Carex concinna R. Br. low northern sedge 0/1
CACO11 Carex concinnoides Mack. northwestern sedge 2/0
CACO13 Carex conjuncta Boott soft fox sedge 0/1
CACO14 Carex conoidea Schkuhr ex Willd. openfield sedge 0/1
CAKA Carex katahdinensis Fernald   0/1
CACR3 Carex crawei Dewey Crawe's sedge 2/1
CACR4 Carex crawfordii Fernald Crawford's sedge 2/1
CACR6 Carex crinita Lam. fringed sedge 2/2
CACR7 Carex cristatella Britton crested sedge 5/2
CACR8 Carex crus-corvi Shuttlw. ex Kunze ravenfoot sedge 1/2
CACU5 Carex cusickii Mack. ex Piper & Beattie Cusick's sedge 2/0
CADA Carex davisii Schwein. & Torr. Davis' sedge 0/1
CADE5 Carex debilis Michx. white edge sedge 8/2
CADER Carex debilis Michx. var. rudgei L.H. Bailey white edge sedge    
CAFL20 Carex debilis Michx. ssp. rudgei (L.H. Bailey) A. Löve & D. Löve   0/1
CADE6 Carex decomposita Muhl. cypressknee sedge 1/2
CADE7 Carex deflexa Hornem. northern sedge 0/1
CADE9 Carex deweyana Schwein. Dewey sedge 1/1
CADI4 Carex diandra Schrank lesser panicled sedge 3/1
CADI5 Carex digitalis Willd. slender woodland sedge 0/1
CADI6 Carex disperma Dewey softleaf sedge 4/2
CADO2 Carex douglasii Boott Douglas' sedge 5/1
CADU6 Carex duriuscula C.A. Mey. needleleaf sedge    
CAEL2 Carex eleocharis L.H. Bailey   2/0
CAST40 Carex eleocharis L.H. Bailey   0/1
CAEB Carex ebenea Rydb. ebony sedge 2/0
CAEB2 Carex eburnea Boott bristleleaf sedge 0/1
CAEC Carex echinata Murray star sedge 3/1
CAECE Carex echinata Murray ssp. echinata star sedge    
CALE33 Carex angustior Mack.   0/1
CAEG Carex egglestonii Mack. Eggleston's sedge 2/0
CAEL3 Carex elynoides T. Holm blackroot sedge 2/0
CAEN3 Carex engelmannii L.H. Bailey Engelmann's sedge    
CABRP3 Carex breweri Boott var. paddoensis (Suksd.) Cronquist   2/0
CAEX7 Carex exilis Dewey coastal sedge 0/1
CAEX4 Carex exserta Mack. shorthair sedge 2/0
CAEX8 Carex extensa Goodenough longbract sedge 0/1
CAFE3 Carex festucacea Schkuhr ex Willd. fescue sedge 1/2
CAFI Carex filifolia Nutt. threadleaf sedge 2/1
CAFL8 Carex flacca Schreb. heath sedge    
CAGL19 Carex glauca Scop.   0/1
CAFL3 Carex flaccosperma Dewey thinfruit sedge 5/2
CAFL4 Carex flava L. yellow sedge 2/1
CAFO6 Carex folliculata L. northern long sedge 4/1
CAFO4 Carex formosa Dewey handsome sedge 0/1
CAFR2 Carex fracta Mack. fragile sheath sedge 2/0
CAFR3 Carex frankii Kunth Frank's sedge 10/2
CAGE Carex geophila Mack. White Mountain sedge 2/0
CAGE2 Carex geyeri Boott Geyer's sedge 2/0
CAGI4 Carex gigantea Rudge giant sedge 0/1
CAGL4 Carex glareosa Schkuhr ex Wahlenb. lesser saltmarsh sedge 0/1
CAGLA Carex glareosa Schkuhr ex Wahlenb. ssp. glareosa var. amphigena Fernald lesser saltmarsh sedge    
CAAM16 Carex amphigena (Fernald) Mack.   0/1
CAGL5 Carex glaucescens Elliot southern waxy sedge 4/1
CAGL6 Carex glaucodea Tuck. ex Olney blue sedge 0/1
CAGR2 Carex gracillima Schwein. graceful sedge 1/2
CAGR3 Carex granularis Muhl. ex Willd. limestone meadow sedge 1/2
CASH6 Carex granularis Muhl. ex Willd. var. granularis   0/1
CAGR4 Carex gravida L.H. Bailey heavy sedge 3/1
CAGR5 Carex grayi Carey Gray's sedge 2/1
CAAS8 Carex asa-grayi L.H. Bailey   0/1
CAGR24 Carex grisea Wahlenb. inflated narrow-leaf sedge 0/1
CAGY4 Carex gynandra Schwein. nodding sedge 0/1
CAGY2 Carex gynocrates Wormsk. ex Drejer northern bog sedge 0/1
CADIG2 Carex dioica L. ssp. gynocrates (Wormsk. ex Drejer) Hultén   2/0
CAHA5 Carex hassei L.H. Bailey salt sedge 0/1
CAHA6 Carex haydeniana Olney cloud sedge 2/0
CAHA7 Carex haydenii Dewey Hayden's sedge 0/1
CAHE4 Carex heleonastes L. f. Hudson Bay sedge 0/1
CAHE6 Carex helleri Mack. Heller's sedge 2/0
CAHE8 Carex heteroneura W. Boott different-nerve sedge 2/0
CAHI10 Carex hirta L. hammer sedge 0/1
CAHI5 Carex hirtifolia Mack. pubescent sedge 0/1
CAHI8 Carex hitchcockiana Dewey Hitchcock's sedge 0/1
CAHO5 Carex hoodii Boott Hood's sedge 3/0
CAHO8 Carex hormathodes Fernald marsh straw sedge 0/1
CAHO9 Carex houghtoniana Torr. ex Dewey Houghton's sedge    
CAHO15 Carex houghtonii Torr.   0/1
CAHY3 Carex hyalinolepis Steud. shoreline sedge 0/1
CAIM3 Carex impressa (S.H. Wright) Mack.   0/1
CAHY4 Carex hystericina Muhl. ex Willd. bottlebrush sedge 4/1
CAIL Carex illota L.H. Bailey sheep sedge 2/0
CAIN11 Carex interior L.H. Bailey inland sedge 3/2
CAIN12 Carex intumescens Rudge greater bladder sedge 9/2
CAJA2 Carex jamesii Schwein. James' sedge 0/1
CAJO Carex jonesii L.H. Bailey Jones' sedge 2/0
CAJO2 Carex joorii L.H. Bailey cypress swamp sedge 0/2
CALA10 Carex lachenalii Schkuhr twotipped sedge 0/1
CALA16 Carex lacustris Willd. hairy sedge 1/2
CALA11 Carex lasiocarpa Ehrh. woollyfruit sedge 2/1
CALA18 Carex laxiculmis Schwein. spreading sedge 0/1
CALA19 Carex laxiflora Lam. broad looseflower sedge 0/1
CALAL5 Carex laxiflora Lam. var. laxiflora broad looseflower sedge    
CAAN17 Carex anceps Muhl.   0/1
CALE6 Carex leavenworthii Dewey Leavenworth's sedge 0/1
CALE8 Carex lenticularis Michx. lakeshore sedge 3/1
CALEL3 Carex lenticularis Michx. var. lipocarpa (T. Holm) L.A. Standl. Kellogg's sedge 1/0
CAKE2 Carex kelloggii W. Boott   1/0
CALE9 Carex leporinella Mack. Sierra hare sedge 3/0
CALE10 Carex leptalea Wahlenb. bristlystalked sedge 3/1
CALE11 Carex leptonervia (Fernald) Fernald nerveless woodland sedge 1/1
CALI7 Carex limosa L. mud sedge 6/1
CALI Carex livida (Wahlenb.) Willd. livid sedge 2/1
CALO6 Carex louisianica L.H. Bailey Louisiana sedge 0/1
CALU3 Carex lupuliformis Sartwell ex Dewey false hop sedge 1/1
CALU4 Carex lupulina Muhl. ex Willd. hop sedge 2/2
CALU5 Carex lurida Wahlenb. shallow sedge 2/2
CALU7 Carex luzulina Olney woodrush sedge 3/0
CALUA Carex luzulina Olney var. ablata (L.H. Bailey) F.J. Herm. woodrush sedge 1/0
CALY3 Carex lyngbyei Hornem. Lyngbye's sedge 2/0
CACR15 Carex cryptocarpa C.A. Mey.   0/1
CAMA9 Carex macloviana d'Urv. thickhead sedge 0/1
CAMA10 Carex macrocephala Willd. ex Spreng. largehead sedge 2/0
CAMAI2 Carex magellanica Lam. ssp. irrigua (Wahlenb.) Hultén boreal bog sedge    
CAPA22 Carex magellanica Lam. var. irrigua (Wahlenb.) Britton, Sterns & Poggenb.   2/1
CAMA13 Carex mariposana L.H. Bailey ex Mack. Mariposa sedge 2/0
CAMA14 Carex maritima Gunnerus curved sedge 0/1
CAIN35 Carex incurva Lightf.   0/1
CAME2 Carex meadii Dewey Mead's sedge 1/1
CAME4 Carex membranacea Hook. fragile sedge    
CAME25 Carex membranopacta L.H. Bailey   0/1
CAME6 Carex mertensii Prescott ex Bong. Mertens' sedge 2/0
CAME13 Carex mesochorea Mack. midland sedge 0/1
CAMI15 Carex michauxiana Boeckeler Michaux's sedge    
CAAB10 Carex abacta L.H. Bailey   0/1
CAMI6 Carex microglochin Wahlenb. fewseeded bog sedge 2/1
CAMI7 Carex microptera Mack. smallwing sedge 3/0
CAMI10 Carex misandra R. Br. shortleaved sedge 0/1
CAFUM2 Carex fuliginosa Schkuhr ssp. misandra (R. Br.) Nyman   2/0
CAMO11 Carex molesta Mack. ex Bright troublesome sedge 1/1
CAMU4 Carex muehlenbergii Schkuhr ex Willd. Muhlenberg's sedge 0/1
CAMU5 Carex multicaulis L.H. Bailey manystem sedge 2/0
CAMU6 Carex multicostata Mack. manyrib sedge 2/0
CAMU7 Carex muricata L. rough sedge 0/1
CAMU9 Carex muskingumensis Schwein. Muskingum sedge 1/2
CANA2 Carex nardina Fr. spike sedge 2/1
CANE2 Carex nebrascensis Dewey Nebraska sedge 4/1
CANE3 Carex nelsonii Mack. Nelson's sedge 2/0
CANE5 Carex nervina L.H. Bailey Sierra sedge 2/0
CANE6 Carex neurophora Mack. alpine nerve sedge 2/0
CANI5 Carex nigra (L.) Reichard smooth black sedge    
CAGO2 Carex acuta auct. non L.   0/1
CANI2 Carex nigricans C.A. Mey. black alpine sedge 3/0
CANI3 Carex nigromarginata Schwein. black edge sedge 0/1
CANO Carex normalis Mack. greater straw sedge 0/2
CANO2 Carex norvegica Retz. Norway sedge 2/1
CANO3 Carex nova L.H. Bailey black sedge 2/0
CANO4 Carex novae-angliae Schwein. New England sedge 0/1
CANU5 Carex nudata W. Boott naked sedge 1/0
CAOB2 Carex obispoensis Stacey San Luis Obispo sedge 6/0
CAOB4 Carex obtusata Lilj. obtuse sedge 2/0
CAOC2 Carex occidentalis L.H. Bailey western sedge 2/0
CAOL2 Carex oligocarpa Schkuhr ex Willd. richwoods sedge 0/1
CAOL3 Carex oligosperma Michx. fewseed sedge 0/1
CAOR6 Carex oronensis Fernald Orono sedge 0/1
CAOV8 Carex ovalis Goodenough eggbract sedge    
CALE23 Carex leporina auct. non L.   0/1
CAOX Carex oxylepis Torr. & Hook. sharpscale sedge 0/1
CAPA14 Carex pachystachya Cham. ex Steud. chamisso sedge 2/0
CAPA17 Carex pallescens L. pale sedge 0/1
CAPA30 Carex panicea L. grass-like sedge 0/1
CAPA18 Carex parryana Dewey Parry's sedge 2/1
CAPA19 Carex pauciflora Lightf. fewflower sedge 0/1
CAPA31 Carex paysonis Clokey Payson's sedge 2/0
CAPE4 Carex pedunculata Muhl. ex Willd. longstalk sedge 0/1
CAPE42 Carex pellita Muhl. ex Willd. woolly sedge 0/1
CALA30 Carex lanuginosa auct. non Michx.   3/1
CAPE6 Carex pensylvanica Lam. Pennsylvania sedge 0/1
CAPE12 Carex perglobosa Mack. globe sedge 2/0
CAPE7 Carex petasata Dewey Liddon sedge 2/0
CAPH2 Carex phaeocephala Piper dunhead sedge 1/0
CAPI5 Carex picta Steud. Boott's sedge 0/1
CAPL4 Carex plantaginea Lam. plantainleaf sedge 0/1
CAPL5 Carex platyphylla Carey broadleaf sedge 0/1
CAPO4 Carex polymorpha Muhl. variable sedge 1/2
CAPR22 Carex praeceptorum Mack. early sedge    
CAPR4 Carex praeceptorium Mack., orth. var.   2/0
CAPR5 Carex praegracilis W. Boott clustered field sedge 4/0
CACA50 Carex camporum Mack.   0/1
CAPR6 Carex prairea Dewey ex Alph. Wood prairie sedge 0/1
CAPR12 Carex prasina Wahlenb. drooping sedge 1/2
CAPR7 Carex praticola Rydb. meadow sedge 2/1
CAPR9 Carex projecta Mack. necklace sedge 0/2
CAPR10 Carex proposita Mack. Great Smoky Mountain sedge 2/0
CAPS Carex pseudocyperus L. cypress-like sedge 0/1
CAPY3 Carex pyrenaica Wahlenb. Pyrenean sedge 2/0
CAPYP Carex pyrenaica Wahlenb. ssp. pyrenaica Pyrenean sedge 1/0
CARA5 Carex rariflora (Wahlenb.) Sm. looseflower alpine sedge 0/1
CARA6 Carex raynoldsii Dewey Raynolds' sedge 3/0
CARE14 Carex recta Boott estuary sedge 0/1
CARE9 Carex retroflexa Muhl. ex Willd. reflexed sedge 0/1
CARE4 Carex retrorsa Schwein. knotsheath sedge 2/1
CARI Carex richardsonii R. Br. Richardson's sedge 0/1
CARO22 Carex rosea Schkuhr ex Willd. rosy sedge 0/1
CARO5 Carex rossii Boott Ross' sedge 2/1
CARO6 Carex rostrata Stokes beaked sedge 3/1
CARO7 Carex rotundata Wahlenb. round sedge 0/1
CARU3 Carex rupestris All. curly sedge 2/1
CASA8 Carex sartwellii Dewey Sartwell's sedge 0/1
CASA10 Carex saxatilis L. rock sedge 3/1
CAMI29 Carex miliaris Michx.   0/1
CARH5 Carex miliaris Michx.   0/1
CASC13 Carex scabrata Schwein. eastern rough sedge 1/1
CASC9 Carex schweinitzii Dewey ex Schwein. Schweinitz's sedge 0/1
CASC10 Carex scirpoidea Michx. northern singlespike sedge 1/2
CASCP3 Carex scirpoidea Michx. ssp. pseudoscirpoidea (Rydb.) Dunlop western singlespike sedge    
CASCP2 Carex pseudoscirpoidea Rydb.   2/0
CASC11 Carex scoparia Schkuhr ex Willd. broom sedge 3/2
CASC12 Carex scopulorum T. Holm mountain sedge 3/0
CASCP Carex scopulorum T. Holm var. prionophylla (T. Holm) L.A. Standl. firethread sedge    
CAPR13 Carex miserabilis Mack.   2/0
CASE6 Carex seorsa Howe weak stellate sedge 0/1
CASH Carex sheldonii Mack. Sheldon's sedge 2/0
CASH2 Carex shortiana Dewey Short's sedge 1/2
CASI12 Carex siccata Dewey dryspike sedge 2/1
CAAE Carex aenea Fernald   2/1
CAFO3 Carex aenea Fernald   0/1
CASI6 Carex silicea Olney beach sedge 0/1
CASI2 Carex simulata Mack. analogue sedge 3/0
CASP3 Carex sparganioides Muhl. ex Willd. bur-reed sedge 1/2
CASP4 Carex specifica L.H. Bailey narrowfruit sedge 2/0
CASP5 Carex spectabilis Dewey showy sedge 3/0
CASP7 Carex sprengelii Dewey ex Spreng. Sprengel's sedge 0/1
CASQ2 Carex squarrosa L. squarrose sedge 3/2
CAST55 Carex ×stenolepis Less. [saxatilis × vesicaria]    
CAMA55 Carex ×anticostensis (Fernald) Lepage   0/1
CAST16 Carex sterilis Willd. dioecious sedge    
CAEL11 Carex elachycarpa Fernald   0/1
CAST5 Carex stipata Muhl. ex Willd. awlfruit sedge 4/2
CAST6 Carex straminea Willd. ex Schkuhr eastern straw sedge 2/2
CAST7 Carex straminiformis L.H. Bailey Shasta sedge 2/0
CASTS4 Carex striata Michx. var. striata Walter's sedge    
CAWA2 Carex walteriana L.H. Bailey   0/1
CAST17 Carex striatula Michx. lined sedge 0/1
CAST8 Carex stricta Lam. upright sedge 2/2
CAST9 Carex styloflexa Buckley bent sedge 0/1
CAST10 Carex stylosa C.A. Mey. variegated sedge 0/1
CASU5 Carex suberecta (Olney) Britton prairie straw sedge 0/1
CASU6 Carex subfusca W. Boott brown sedge 2/0
CASU7 Carex subnigricans Stacey nearlyblack sedge 2/0
CASU8 Carex subspathacea Wormsk. ex Hornem. Hoppner's sedge 0/1
CASU9 Carex supina Willd. ex Wahlenb. weak arctic sedge 0/1
CASW Carex swanii (Fernald) Mack. Swan's sedge 0/1
CASY Carex sychnocephala Carey manyhead sedge 0/1
CATE3 Carex tenera Dewey quill sedge 1/1
CATE5 Carex tenuiflora Wahlenb. sparseflower sedge 0/1
CATE6 Carex tetanica Schkuhr rigid sedge 0/1
CATE7 Carex texensis (Torr.) L.H. Bailey Texas sedge 0/1
CATO10 Carex tonsa (Fernald) E.P. Bicknell shaved sedge 0/1
CATO3 Carex torreyi Tuck. Torrey's sedge    
CAAB9 Carex abbreviata Prescott   0/1
CATO4 Carex torta Boott ex Tuck. twisted sedge 1/2
CATR6 Carex triangularis Boeckeler eastern fox sedge 1/0
CATR7 Carex tribuloides Wahlenb. blunt broom sedge 3/2
CATR8 Carex trichocarpa Muhl. ex Willd. hairyfruit sedge 1/2
CATR10 Carex trisperma Dewey threeseeded sedge 1/2
CATU2 Carex tuckermanii Dewey Tuckerman's sedge 1/1
CATU3 Carex tumulicola Mack. splitawn sedge 1/0
CATY Carex typhina Michx. cattail sedge 1/2
CAUM4 Carex umbellata Schkuhr ex Willd. parasol sedge 0/1
CAUR Carex ursina Dewey bear sedge 0/1
CAUT Carex utriculata Boott Northwest Territory sedge 3/0
CAVA2 Carex vaginata Tausch sheathed sedge 0/1
CAVA3 Carex vallicola Dewey valley sedge 3/0
CAVEM Carex venusta Dewey var. minor Boeckeler darkgreen sedge    
CAOB8 Carex oblita Steud.   0/1
CAVE5 Carex vernacula L.H. Bailey native sedge    
CAFOV Carex foetida auct. non All.   2/0
CAVE6 Carex vesicaria L. blister sedge 5/1
CAVE9 Carex vestita Willd. velvet sedge 0/1
CAVI4 Carex virescens Muhl. ex Willd. ribbed sedge 0/1
CAVI5 Carex viridula Michx. little green sedge 2/0
CAVIE Carex viridula Michx. ssp. brachyrrhyncha (Celak.) B. Schmid var. elatior (Schltdl.) Crins little green sedge    
CALE22 Carex flava L. var. lepidocarpa (Tausch) Gord.   0/1
CAVIV Carex viridula Michx. ssp. viridula little green sedge    
CAOE Carex oederi auct. non Retz.   2/1
CAVU2 Carex vulpinoidea Michx. fox sedge 5/2
CAVUV Carex vulpinoidea Michx. var. vulpinoidea fox sedge    
CASE22 Carex setacea Dewey   0/1
CAWH Carex whitneyi Olney Whitney's sedge 2/0
CAWI2 Carex willdenowii Schkuhr ex Willd. Willdenow's sedge 0/1
CAWO2 Carex woodii Dewey pretty sedge    
CACO49 Carex colorata Mack.   0/1
CAXE Carex xerantica L.H. Bailey whitescale sedge 0/1
CAPA23 Carica papaya L. papaya 29/0
CARIS Carissa carissa 2/0
CAED8 Carissa edulis (Forssk.) Vahl [excluded] Egyptian carissa 1/0
CAMA37 Carissa macrocarpa (Eckl.) A. DC. amatungulu 1/0
CAGR15 Carissa grandiflora (E. Mey.) A. DC.   1/0
CAPA65 Carludovica palmata Ruiz & Pav. Panama hat plant 1/0
CARMI2 Carmichaelia carmichaelia 1/0
CAWI11 Carmichaelia williamsi Kirk 1/0
CAGI10 Carnegiea gigantea (Engelm.) Britton & Rose saguaro 1/0
CAGI7 Carnegia gigantea (Engelm.) Britton & Rose, orth. var.   1/0
CEGI Carnegia gigantea (Engelm.) Britton & Rose, orth. var.   12/0
CARPE Carpenteria tree anemone 0/1
CACA17 Carpenteria californica Torr. tree anemone 8/0
CAOD3 Carphephorus odoratissimus (J.F. Gmel.) Herbert vanillaleaf    
TROD Trilisa odoratissima (J.F. Gmel.) Cass.   0/1
CAPA53 Carphephorus paniculatus (J.F. Gmel.) Herbert hairy chaffhead    
TRPA7 Trilisa paniculata (J.F. Gmel.) Cass.   1/1
CAPS5 Carphephorus pseudoliatris Cass. bristleleaf chaffhead 1/0
CABI6 Carphochaete bigelovii A. Gray Bigelow's bristlehead 4/0
CABE8 Carpinus betulus L. European hornbeam 3/0
CACA18 Carpinus caroliniana Walter American hornbeam 10/3
CACH38 Carpobrotus chilensis (Molina) N.E. Br. sea fig 1/0
CAAE8 Carpobrotus aequilateralus auct. non (Haw.) N.E. Br.   1/0
MECH4 Carpobrotus aequilateralus auct. non (Haw.) N.E. Br.   2/0
CAED3 Carpobrotus edulis (L.) L. Bolus hottentot fig 6/0
CALA20 Carthamus lanatus L. woolly distaff thistle 2/0
CALAC3 Carthamus lanatus L. ssp. creticus (L.) Holmboe woolly distaff thistle    
CALAB2 Carthamus baeticus (Boiss. & Reut.) Nyman   1/0
CALE52 Carthamus leucocaulos Sm. whitestem distaff thistle 1/0
CAOX6 Carthamus oxyacanthus M. Bieb. jeweled distaff thistle    
CAOX2 Carthamus oxyacantha M. Bieb., orth. var.   1/0
CACA19 Carum carvi L. caraway 1/1
CARYA Carya hickory 1/0
CAAQ2 Carya aquatica (Michx. f.) Nutt. water hickory 7/1
HIAQ Carya aquatica (Michx. f.) Nutt. var. australis Sarg.   0/1
CACA38 Carya carolinae-septentrionalis (Ashe) Engl. & Graebn. southern shagbark hickory    
HICA8 Carya ovata (Mill.) K. Koch var. australis (Ashe) Little   0/1
CACO15 Carya cordiformis (Wangenh.) K. Koch bitternut hickory 8/1
CACOL3 Carya cordiformis (Wangenh.) K. Koch var. latifolia Sarg.   2/0
HICO5 Carya cordiformis (Wangenh.) K. Koch var. latifolia Sarg.   0/1
CAGL8 Carya glabra (Mill.) Sweet pignut hickory 12/1
CAGLM Carya glabra (Mill.) Sweet var. glabra   3/0
CAMI33 Carya glabra (Mill.) Sweet var. glabra   0/1
HIGL Carya glabra (Mill.) Sweet var. glabra   0/1
CAIL2 Carya illinoinensis (Wangenh.) K. Koch pecan 14/1
HIPE Carya oliviformis (Michx. f.) Nutt.   0/1
CALA21 Carya laciniosa (Michx. f.) G. Don shellbark hickory 7/1
HILA7 Hicoria laciniosa (Michx. f.) Sarg.   0/1
CAMY Carya myristiciformis (Michx. f.) Nutt. nutmeg hickory 4/1
CAOV3 Carya ovalis (Wangenh.) Sarg. red hickory 5/0
HIOV Carya glabra (Mill.) Sweet var. odorata (Marsh.) Little   1/0
CAOV2 Carya ovata (Mill.) K. Koch shagbark hickory 10/2
HIAL7 Hicoria ovata (Mill.) Britton   0/1
HIBO3 Hicoria ovata (Mill.) Britton   0/1
HIOV2 Hicoria ovata (Mill.) Britton   0/1
CAPA24 Carya pallida (Ashe) Engl. & Graebn. sand hickory    
HIPA7 Hicoria pallida Ashe   0/1
CATE9 Carya texana Buckley black hickory    
HIVI2 Carya buckleyi Durand   0/1
CANU12 Caryocar nuciferum L. souari nut 1/0
CAMI36 Caryota mitis Lour. Burmese fishtail palm 1/0
CAAR8 Casearia arborea (Rich.) Urb. gia verde 1/0
CADE11 Casearia decandra Jacq. wild honeytree 2/0
CAGU2 Casearia guianensis (Aubl.) Urb. Guyanese wild coffee 1/0
CASY2 Casearia sylvestris Sw. crackopen 2/0
CASSI Cassia cassia 1/0
CAAB13 Cassia abbreviata Oliv. long-pod-cassia 1/0
CAFI3 Cassia fistula L. golden shower 8/0
CAGR11 Cassia grandis L. f. pink shower 1/0
CAJA3 Cassia javanica L. apple blossom 2/0
CAXY Cassine xylocarpa Vent. marbletree 3/0
CAME7 Cassiope mertensiana (Bong.) G. Don western moss heather 7/0
CAMEM Cassiope mertensiana (Bong.) G. Don var. mertensiana western moss heather 2/0
CATE11 Cassiope tetragona (L.) D. Don white arctic mountain heather 2/1
CAGU3 Cassipourea guianensis Aubl. goatwood 2/0
CAFI4 Cassytha filiformis L. devil's gut 1/0
CATR18 Castalis tragus (Aiton) Norl. Cape marigold    
DIAU3 Dimorphotheca aurantiaca DC., non Horton   1/0
CASTA Castanea chestnut 7/1
CADE12 Castanea dentata (Marsh.) Borkh. American chestnut 22/1
CAMO83 Castanea mollissima Blume Chinese chestnut 2/0
CAPU9 Castanea pumila (L.) Mill. chinkapin 4/1
CAPUP3 Castanea pumila (L.) Mill. var. pumila chinkapin 2/0
CASTI Castilla castilla 1/0
CAEL5 Castilla elastica Sessé Panama rubbertree 1/0
CASTI2 Castilleja Indian paintbrush 10/0
CAAF Castilleja affinis Hook. & Arn. coast Indian paintbrush 7/0
CAAFA2 Castilleja affinis Hook. & Arn. ssp. affinis coast Indian paintbrush 2/0
CAAFN2 Castilleja affinis Hook. & Arn. ssp. neglecta (Zeile) T.I. Chuang & Heckard Tiburon Indian paintbrush    
CANE8 Castilleja neglecta Zeile   3/0
CAAMA3 Castilleja ambigua Hook. & Arn. ssp. ambigua johnny-nip    
ORCA4 Orthocarpus castillejoides Benth.   2/0
CAAMH Castilleja ambigua Hook. & Arn. ssp. humboldtiensis (D.D. Keck) T.I. Chuang & Heckard Humboldt Bay owl's-clover    
ORCAH Orthocarpus castillejoides Benth. var. humboldtiensis D.D. Keck   1/0
CAAN7 Castilleja angustifolia (Nutt.) G. Don northwestern Indian paintbrush 14/0
CAAND Castilleja angustifolia (Nutt.) G. Don var. dubia A. Nelson 8/0
CACH7 Castilleja chromosa A. Nelson   5/0
CAAP4 Castilleja applegatei Fernald wavyleaf Indian paintbrush 1/0
CAAPM Castilleja applegatei Fernald ssp. martinii (Abrams) T.I. Chuang & Heckard wavyleaf Indian paintbrush 3/0
CAMA16 Castilleja clokeyi Pennell   1/0
CAAPP3 Castilleja applegatei Fernald ssp. pallida (Eastw.) T.I. Chuang & Heckard wavyleaf Indian paintbrush    
CAAPB Castilleja applegatei Fernald var. breweri (Fernald) N.H. Holmgren   2/0
CABR29 Castilleja applegatei Fernald var. breweri (Fernald) N.H. Holmgren   1/0
CAAPP4 Castilleja applegatei Fernald ssp. pinetorum (Fernald) T.I. Chuang & Heckard wavyleaf Indian paintbrush 16/0
CAAR11 Castilleja arachnoidea Greenm. cobwebby Indian paintbrush 4/0
CAAT25 Castilleja attenuata (A. Gray) T.I. Chuang & Heckard attenuate Indian paintbrush 2/0
ORAT Orthocarpus attenuatus A. Gray   1/0
CACAS5 Castilleja campestris (Benth.) T.I. Chuang & Heckard ssp. succulenta (Hoover) T.I. Chuang & Heckard succulent owl's-clover 1/0
CACI6 Castilleja cinerea A. Gray ashgray Indian paintbrush 3/0
CACO17 Castilleja coccinea (L.) Spreng. scarlet Indian paintbrush 2/1
CACR14 Castilleja cryptantha Pennell & G.N. Jones obscure Indian paintbrush 3/0
CADE29 Castilleja densiflora (Benth.) T.I. Chuang & Heckard denseflower Indian paintbrush 2/0
CADED3 Castilleja densiflora (Benth.) T.I. Chuang & Heckard ssp. densiflora denseflower Indian paintbrush 6/0
ORDE Orthocarpus densiflorus Benth.   6/0
CAEX14 Castilleja exserta (A. Heller) T.I. Chuang & Heckard exserted Indian paintbrush 2/0
CAEXE Castilleja exserta (A. Heller) T.I. Chuang & Heckard ssp. exserta exserted Indian paintbrush 4/0
ORPU Orthocarpus exsertus A. Heller   4/0
CAEXL Castilleja exserta (A. Heller) T.I. Chuang & Heckard ssp. latifolia (S. Watson) T.I. Chuang & Heckard wideleaf Indian paintbrush 2/0
ORPUL Orthocarpus purpurascens Benth. var. latifolius S. Watson   2/0
CAFL7 Castilleja flava S. Watson yellow Indian paintbrush 2/0
CAFO2 Castilleja foliolosa Hook. & Arn. Texas Indian paintbrush 8/0
CAHA16 Castilleja haydenii (A. Gray) Cockerell Hayden's Indian paintbrush 3/0
CAHIH2 Castilleja hispida Benth. ssp. hispida harsh Indian paintbrush 2/0
CAIN13 Castilleja indivisa Engelm. entireleaf Indian paintbrush 10/1
CAIN14 Castilleja integra A. Gray wholeleaf Indian paintbrush 11/0
CALA68 Castilleja lacera (Benth.) T.I. Chuang & Heckard cutleaf Indian paintbrush    
ORLA Orthocarpus lacerus Benth.   1/0
CALA24 Castilleja lanata A. Gray Sierra woolly Indian paintbrush 2/0
CALAH Castilleja lanata A. Gray ssp. hololeuca (Greene) T.I. Chuang & Heckard whitefelt Indian paintbrush 8/0
CALA69 Castilleja lasiorhyncha (A. Gray) T.I. Chuang & Heckard San Bernardino Mountains Indian paintbrush 2/0
CALA26 Castilleja latifolia Hook. & Arn. Monterey Indian paintbrush 3/0
CALE18 Castilleja lemmonii A. Gray Lemmon's Indian paintbrush 7/0
CACU11 Castilleja culbertsonii Greene   1/0
CALI4 Castilleja linariifolia Benth. Wyoming Indian paintbrush 12/0
CALI20 Castilleja lineariiloba (Benth.) T.I. Chuang & Heckard sagebrush Indian paintbrush    
ORLI5 Orthocarpus lineariilobus Benth.   2/0
CALI5 Castilleja lineata Greene marshmeadow Indian paintbrush 3/0
CAME21 Castilleja mendocinensis (Eastw.) Pennell Mendocino Coast Indian paintbrush 2/0
CAMI12 Castilleja miniata Douglas ex Hook. giant red Indian paintbrush 21/1
CAMIM5 Castilleja miniata Douglas ex Hook. ssp. miniata giant red Indian paintbrush    
CAGR16 Castilleja confusa Greene   1/0
CAMI13 Castilleja minor (A. Gray) A. Gray lesser Indian paintbrush 0/1
CAMO8 Castilleja mollis Pennell softleaf Indian paintbrush 4/0
CANA3 Castilleja nana Eastw. dwarf alpine Indian paintbrush 4/0
CAOC4 Castilleja occidentalis Torr. western Indian paintbrush 2/0
CAPAI Castilleja pallescens (A. Gray) Greenm. var. inverta (A. Nelson & J.F. Macbr.) Edwin pale Indian paintbrush 2/0
CAPA26 Castilleja parviflora Bong. mountain Indian paintbrush 3/0
CAPAO Castilleja parviflora Bong. var. oreopola (Greenm.) Ownbey Henry Indian paintbrush 4/0
CAPAP8 Castilleja parviflora Bong. var. parviflora smallflower Indian paintbrush    
CAPE9 Castilleja peirsonii Eastw.   2/0
CAPI3 Castilleja pilosa (S. Watson) Rydb. parrothead Indian paintbrush 3/0
CAPIP Castilleja pilosa (S. Watson) Rydb. var. pilosa parrothead Indian paintbrush 4/0
CAPS7 Castilleja pilosa (S. Watson) Rydb. ssp. jusselii (Eastw.) Munz   1/0
CAPU19 Castilleja puberula Rydb. shortflower Indian paintbrush 2/0
CAPU11 Castilleja purpurea (Nutt.) G. Don downy Indian paintbrush 5/0
CAPUC Castilleja purpurea (Nutt.) G. Don var. citrina (Pennell) Shinners prairie Indian paintbrush 1/0
CACI8 Castilleja citrina Pennell   1/0
CAPUL Castilleja purpurea (Nutt.) G. Don var. lindheimeri (A. Gray) Shinners Lindheimer's Indian paintbrush 1/0
CAPUP5 Castilleja purpurea (Nutt.) G. Don var. purpurea downy Indian paintbrush 1/0
CARH4 Castilleja rhexiifolia Rydb. splitleaf Indian paintbrush 8/0
CARI12 Castilleja rigida Eastw. rigid Indian paintbrush    
CALA50 Castilleja latebracteata Pennell   4/0
CARUL Castilleja rubicundula (Jeps.) T.I. Chuang & Heckard ssp. lithospermoides (Benth.) T.I. Chuang & Heckard cream sacs 5/0
CARU9 Castilleja rupicola Piper ex Fernald cliff Indian paintbrush 1/0
CASA20 Castilleja salsuginosa N.H. Holmgren Monte Neva Indian paintbrush 3/0
CASC19 Castilleja scabrida Eastw. rough Indian paintbrush 5/0
CASCS4 Castilleja scabrida Eastw. var. scabrida Zion Indian paintbrush 5/0
CASC20 Castilleja schizotricha Greenm. splithair Indian paintbrush 3/0
CASE4 Castilleja septentrionalis Lindl. Labrador Indian paintbrush    
CAAC7 Castilleja acuminata auct. non (Pursh) Spreng.   0/1
CASE5 Castilleja sessiliflora Pursh downy paintedcup 2/1
CASU11 Castilleja suksdorfii A. Gray Suksdorf's Indian paintbrush 2/0
CASU12 Castilleja sulphurea Rydb. sulphur Indian paintbrush 3/0
CATE14 Castilleja tenuiflora Benth. Santa Catalina Indian paintbrush 4/0
CATH4 Castilleja thompsonii Pennell Thompson's Indian paintbrush 2/0
CAUN4 Castilleja unalaschcensis (Cham. & Schltdl.) Malte Alaska Indian paintbrush 2/0
CACU8 Casuarina cunninghamiana Miq. river sheoak 6/1
CAEQ Casuarina equisetifolia L. beach sheoak 11/0
CAGL11 Casuarina glauca Siebold ex Spreng. gray sheoak 1/0
CALE28 Casuarina lepidophloia F. Muell. belah 4/0
CAAQ3 Catabrosa aquatica (L.) P. Beauv. water whorlgrass 3/2
CATAL Catalpa catalpa 2/1
CABI8 Catalpa bignonioides Walter southern catalpa 9/1
CACA58 Catalpa catalpa (L.) Karst.   0/1
CAFA6 Catalpa fargesii Bureau 3/0
CALO8 Catalpa longissima (Jacq.) Dum.-Cours. Haitian catalpa 1/0
CAOV5 Catalpa ovata G. Don Chinese catalpa 1/0
CASP8 Catalpa speciosa (Warder) Warder ex Engelm. northern catalpa 14/2
CARI2 Catapodium rigidum (L.) C.E. Hubbard ex Dony ferngrass 1/0
SCRI3 Desmazeria rigida (L.) Tutin   1/1
CACO78 Catapyrenium congestum Breuss & McCune 4/0
CASQ5 Catapyrenium squamulosum (Ach.) Breuss 2/0
CATAS2 Catasetum catasetum 1/0
CARO14 Catharanthus roseus (L.) G. Don Madagascar periwinkle 2/0
CAER2 Cathestecum erectum Vasey & Hack. false grama 0/1
CATOP Catopsis strap airplant 2/0
CATTL2 Cattleya cattleya 1/0
CAGA10 Cattleya gaskelliana Sander 1/0
CAAN25 Caulanthus anceps Payson Lemmon's mustard    
GULE2 Guillenia lemmonii (Greene) R.E. Buck, ined.   2/0
CACO38 Caulanthus coulteri S. Watson Coulter's wild cabbage 1/0
CACR11 Caulanthus crassicaulis (Torr.) S. Watson thickstem wild cabbage 3/0
CACRG Caulanthus crassicaulis (Torr.) S. Watson var. glaber M.E. Jones thickstem wild cabbage 4/0
CAGL12 Caulanthus glaucus S. Watson glaucous wild cabbage 6/0
CAIN15 Caulanthus inflatus S. Watson desert candle 9/0
CAMAN Caulanthus major (M.E. Jones) Payson var. nevadensis Rollins slender wild cabbage 4/0
CAPI4 Caulanthus pilosus S. Watson hairy wild cabbage 1/0
CASI5 Caulanthus simulans Payson Payson's wild cabbage 3/0
CATH2 Caulophyllum thalictroides (L.) Michx. blue cohosh 5/1
CAAM15 Cayaponia americana (Lam.) Cogn. American melonleaf 3/0
CAQU3 Cayaponia quinqueloba (Raf.) Shinners fivelobe cucumber 2/1
CARA10 Cayaponia racemosa (Mill.) Cogn. mountain melonleaf 1/0
CEANO Ceanothus ceanothus 9/0
CEAM Ceanothus americanus L. New Jersey tea 10/2
CEAR Ceanothus arboreus Greene feltleaf ceanothus 8/0
CECO6 Ceanothus confusus J.T. Howell Rincon Ridge ceanothus 1/0
CECO Ceanothus cordulatus Kellogg whitethorn ceanothus 6/0
CECR Ceanothus crassifolius Torr. hoaryleaf ceanothus 2/0
CECU Ceanothus cuneatus (Hook.) Nutt. buckbrush 9/0
CECUC3 Ceanothus cuneatus (Hook.) Nutt. var. cuneatus buckbrush    
CERA Ceanothus cuneatus (Hook.) Nutt. var. dubius J.T. Howell   2/0
CECUR2 Ceanothus cuneatus (Hook.) Nutt. var. rigidus (Nutt.) Hoover Monterey ceanothus    
CERI Ceanothus rigidus Nutt.   2/0
CEFE Ceanothus fendleri A. Gray Fendler's ceanothus 3/0
CEFE2 Ceanothus ferrisiae McMinn Coyote ceanothus 3/0
CEGL Ceanothus gloriosus J.T. Howell Point Reyes ceanothus 3/0
CEGR Ceanothus greggii A. Gray desert ceanothus 7/0
CEGRP Ceanothus greggii A. Gray var. perplexans (Trel.) Jeps. desert ceanothus 3/0
CEGR2 Ceanothus griseus (Trel.) McMinn Carmel ceanothus 2/0
CEGRH Ceanothus griseus (Trel.) McMinn var. horizontalis McMinn   4/0
CEHE Ceanothus herbaceus Raf. Jersey tea 2/0
CEOV Ceanothus ovatus auct. non Desf. [misapplied]   0/1
CEIM Ceanothus impressus Trel. Santa Barbara ceanothus 2/0
CEIN Ceanothus incanus Torr. & A. Gray coast whitethorn 2/0
CEIN3 Ceanothus integerrimus Hook. & Arn. deerbrush 6/0
CELE Ceanothus lemmonii Parry Lemmon's ceanothus 4/0
CEMA Ceanothus maritimus Hoover maritime ceanothus 1/0
CEME Ceanothus megacarpus Nutt. bigpod ceanothus 4/0
CEMEI2 Ceanothus megacarpus Nutt. var. insularis (Eastw.) Munz island ceanothus 2/0
CEIN9 Ceanothus insularis Eastw.   3/0
CEMI4 Ceanothus microphyllus Michx. littleleaf buckbrush 1/0
CEOL Ceanothus oliganthus Nutt. hairy ceanothus 3/0
CEOP Ceanothus ophiochilus Boyd, Ross & Arnseth Vail Lake ceanothus 5/0
CEPA2 Ceanothus papillosus Torr. & A. Gray wartleaf ceanothus 1/0
CEPAR Ceanothus papillosus Torr. & A. Gray var. roweanus McMinn wartleaf ceanothus 1/0
CEPR Ceanothus prostratus Benth. prostrate ceanothus 15/0
CERO4 Ceanothus roderickii Knight Pine Hill buckbrush 6/0
CESA Ceanothus sanguineus Pursh redstem ceanothus 1/0
CESO2 Ceanothus sorediatus Hook. & Arn. jimbrush    
CEOLS2 Ceanothus intricatus Parry   1/0
CESP Ceanothus spinosus Nutt. redheart 5/0
CETH Ceanothus thyrsiflorus Eschsch. blueblossom 9/0
CEVE Ceanothus velutinus Douglas ex Hook. snowbrush ceanothus 11/0
CEVEV4 Ceanothus velutinus Douglas ex Hook. var. velutinus snowbrush ceanothus 2/0
CEVE2 Ceanothus verrucosus Nutt. barranca brush 6/0
CESC9 Cecropia schreberiana Miq. pumpwood 2/0
CEPE Cecropia peltata auct. non L.   3/0
CEOD Cedrela odorata L. Spanish cedar 1/0
CEDRU Cedrus cedar 1/2
CEDE2 Cedrus deodara (Roxb.) G. Don f. Deodar cedar 10/0
CEPE2 Ceiba pentandra (L.) Gaertn. kapoktree 10/0
CELAS Celastrus bittersweet 1/1
CEOR7 Celastrus orbiculatus Thunb. Oriental bittersweet 1/0
CESC Celastrus scandens L. American bittersweet 6/1
CESP8 Celmisia spectabilis Hook. f. 2/0
CELTI Celtis hackberry 2/0
CELA Celtis laevigata Willd. sugarberry 6/2
CELAL Celtis laevigata Willd. var. laevigata sugarberry 2/0
CELAR Celtis laevigata Willd. var. reticulata (Torr.) L.D. Benson netleaf hackberry 2/0
CERE2 Celtis douglasii Planch.   3/1
CEOC Celtis occidentalis L. common hackberry 12/3
CEPU10 Celtis canina Raf.   1/0
CETE Celtis tenuifolia Nutt. dwarf hackberry    
CEGE2 Celtis georgiana Small   0/1
CEMI9 Celtis georgiana Small   0/1
CEBI Cenchrus biflorus Roxb. Indian sandbur 1/0
CEBR Cenchrus brownii Roem. & Schult. slimbristle sandbur 1/1
CEEC Cenchrus echinatus L. southern sandbur 0/1
CEGR3 Cenchrus gracillimus Nash slender sandbur 0/1
CELO3 Cenchrus longispinus (Hack.) Fernald mat sandbur    
CECA6 Cenchrus carolinianus Walter   0/1
CEMY Cenchrus myosuroides Kunth big sandbur 1/1
CESE10 Cenchrus setiger Vahl birdwood grass    
CESE2 Cenchrus setigerus Vahl, orth. var.   2/0
CESP4 Cenchrus spinifex Cav. coastal sandbur 3/0
CEIN4 Cenchrus incertus M.A. Curtis   1/1
CEPA12 Cenchrus incertus M.A. Curtis   0/1
CETR Cenchrus tribuloides L. sanddune sandbur 1/2
CEAM2 Centaurea americana Nutt. American star-thistle 3/1
CECA2 Centaurea calcitrapa L. red star-thistle 0/1
CECY2 Centaurea cyanus L. garden cornflower 4/1
CEDE10 Centaurea depressa Bieb. Iranian knapweed 1/0
CEJA Centaurea jacea L. brownray knapweed 1/1
CEME2 Centaurea melitensis L. Maltese star-thistle 0/1
CEMO Centaurea montana L. perennial cornflower 1/0
CENI2 Centaurea nigra L. lesser knapweed 0/1
CENI3 Centaurea nigrescens Willd. Tyrol knapweed    
CEVO2 Centaurea debeauxii Gren. & Godr. ssp. thuillieri Dostál   0/1
CERO Centaurea rothrockii Greenm. Rothrock's knapweed 2/0
CESC2 Centaurea scabiosa L. greater knapweed 0/1
CESO3 Centaurea solstitialis L. yellow star-thistle 10/1
CESTM Centaurea stoebe L. ssp. micranthos (Gugler) Hayek spotted knapweed 2/0
CEBI2 Acosta maculosa auct. non (Lam.) Holub   3/0
CEMA4 Acosta maculosa auct. non (Lam.) Holub   4/1
CEBE Centaurium beyrichii (Torr. & A. Gray ex Torr.) B.L. Rob. quinineweed 2/0
CECA3 Centaurium calycosum (Buckley) Fernald Arizona centaury 2/2
CECAB Centaurium breviflorum (Shinners) B.L. Turner   1/0
CEER5 Centaurium erythraea Rafn European centaury    
ERCE4 Centaurium minus auct. non Moench   0/1
CEEX Centaurium exaltatum (Griseb.) W. Wight ex Piper desert centaury 9/2
CEMA19 Centaurium maryannum B.L. Turner gypsum centaury 1/0
CEPU3 Centaurium pulchellum (Sw.) Druce branched centaury 0/1
CESP3 Centaurium spicatum (L.) Fritsch spiked centaury 0/1
CETE2 Centaurium texense (Griseb.) Fernald Lady Bird's centaury 2/1
CEVE3 Centaurium venustum (A. Gray) B.L. Rob. charming centaury 7/0
CEVEA Centaurium venustum (A. Gray) B.L. Rob. ssp. abramsii Munz charming centaury 2/0
CEAS Centella asiatica (L.) Urb. spadeleaf 2/1
CEER2 Centella erecta (L. f.) Fernald erect centella 3/1
CERU2 Centranthus ruber (L.) DC. red valerian 3/0
CEPU5 Centrosema pubescens Benth. flor de conchitas 1/0
CESA6 Centrosema sagittatum (Humb. & Bonpl. ex Willd.) Brandegee ex Riley arrowleaf butterfly pea 1/0
CEVI2 Centrosema virginianum (L.) Benth. spurred butterfly pea 7/0
BRVI5 Bradburya virginiana (L.) Kuntze   0/1
CETH3 Centrostegia thurberi A. Gray ex Benth. red triangles 5/0
CEPHA9 Cephaelis cephaelis 4/0
CEAU Cephalanthera austiniae (A. Gray) A. Heller phantom orchid 2/0
EBAU2 Eburophyton austiniae (A. Gray) A. Heller   1/0
CEPHA Cephalanthus buttonbush 1/1
CEOC2 Cephalanthus occidentalis L. common buttonbush 13/3
CEPHA10 Cephalocereus cephalocereus 3/0
CECA15 Cephalozia catenulata (Huebener) Lindb. 3/0
CECO7 Cephalozia connivens (Dicks.) Lindb. 2/0
CELU Cephalozia lunulifolia (Dumort.) Dumort. 2/0
CEMA15 Cephalozia macrostachya Kaal. 3/0
CERU4 Cephaloziella rubella (Nees) Warnst. 5/0
CETU4 Cephaloziella turneri (Hook.) Müll. Frib. 4/0
CERAS Cerastium mouse-ear chickweed 1/0
CEAR4 Cerastium arvense L. field chickweed 7/1
CEARS2 Cerastium arvense L. ssp. strictum (L.) Ugborogho field chickweed    
CEST3 Cerastium alsophilum Greene   4/0
CEARV3 Cerastium arvense L. ssp. velutinum (Raf.) Ugborogho var. velutinum (Raf.) Britton field chickweed    
CEVE8 Cerastium arvense L. var. bracteatum (Raf.) MacMill.   0/1
CEBEG3 Cerastium beeringianum Cham. & Schltdl. ssp. beeringianum var. grandiflorum (Fenzl) Hultén Bering chickweed 2/0
CEBR3 Cerastium brachypodum (Engelm. ex A. Gray) B.L. Rob. shortstalk chickweed 0/1
CEFOV2 Cerastium fontanum Baumg. ssp. vulgare (Hartm.) Greuter & Burdet big chickweed 1/0
CEVU Cerastium adsurgens Greene   0/1
CEGL2 Cerastium glomeratum Thuill. sticky chickweed 2/0
CEVI3 Cerastium acutatum Suksd.   1/1
CENU2 Cerastium nutans Raf. nodding chickweed 4/0
CENUN Cerastium nutans Raf. var. nutans nodding chickweed    
CELO6 Cerastium longepedunculatum Muhl. ex Britton   0/1
CESE4 Cerastium semidecandrum L. fivestamen chickweed 0/1
CETE3 Cerastium texanum Britton Texas chickweed 2/0
CETO2 Cerastium tomentosum L. snow in summer 2/0
CEER3 Ceratiola ericoides Michx. sand heath 4/0
CETE5 Ceratocephala testiculata (Crantz) Roth curveseed butterwort 4/0
CEPU12 Ceratodon purpureus (Hedw.) Brid. ceratodon moss 5/0
CESI3 Ceratonia siliqua L. St. John's bread 13/1
CEDE4 Ceratophyllum demersum L. coon's tail 4/2
CETH2 Ceratopteris thalictroides (L.) Brongn. watersprite 1/0
CEWI2 Ceratostigma willmottianum Stapf Chinese-plumbago 5/0
CEJA2 Cercidiphyllum japonicum Siebold & Zucc. katsura tree 4/0
CERCI2 Cercis redbud 1/1
CECA4 Cercis canadensis L. eastern redbud 20/2
CECAC Cercis canadensis L. var. canadensis eastern redbud 4/0
CECAT Cercis canadensis L. var. texensis (S. Watson) M. Hopkins Texas redbud    
CEOC3 Cercis canadensis L. ssp. texensis (S. Watson) E. Murray   4/0
CEOR9 Cercis orbiculata Greene California redbud 11/0
CEOCO Cercis canadensis L. var. orbiculata (Greene) Barneby   4/0
CERCO Cercocarpus mountain mahogany 2/0
CEIN7 Cercocarpus intricatus S. Watson littleleaf mountain mahogany 10/0
CELE3 Cercocarpus ledifolius Nutt. curl-leaf mountain mahogany 13/1
CELEI Cercocarpus ledifolius Nutt. var. intercedens C.K. Schneid. curl-leaf mountain mahogany    
CELEI4 Cercocarpus ledifolius Nutt. var. intermontanus N.H. Holmgren   4/0
CELEL Cercocarpus ledifolius Nutt. var. ledifolius curl-leaf mountain mahogany 8/0
CEMO2 Cercocarpus montanus Raf. alderleaf mountain mahogany 3/2
CEMOB Cercocarpus montanus Raf. var. blancheae (C.K. Schneid.) F.L. Martin island mountain mahogany    
CEBEB Cercocarpus alnifolius Rydb.   4/0
CEMOG Cercocarpus montanus Raf. var. glaber (S. Watson) F.L. Martin birchleaf mountain mahogany    
CEBE3 Cercocarpus betuloides Nutt.   4/0
CEMOM2 Cercocarpus montanus Raf. var. macrourus (Rydb.) F.L. Martin Klamath mountain mahogany    
CEBEM Cercocarpus betuloides Nutt. var. macrourus (Rydb.) Jeps.   1/0
CEMOM Cercocarpus montanus Raf. var. minutiflorus (Abrams) F.L. Martin smooth mountain mahogany    
CEMI3 Cercocarpus minutiflorus Abrams   1/0
CEMOP Cercocarpus montanus Raf. var. paucidentatus (S. Watson) F.L. Martin hairy mountain mahogany    
CEBR6 Cercocarpus breviflorus A. Gray   2/0
CETR4 Cercocarpus traskiae Eastw. Catalina Island mountain mahogany 1/0
CEREU Cereus sweetpotato cactus 3/1
CEHE3 Cereus hexagonus (L.) Mill. lady of the night cactus 1/0
CEWO Ceropegia woodii Schltr. hearts entangled 3/0
CEAU2 Cestrum aurantiacum Lindl. orange jessamine 1/0
CEDI6 Cestrum diurnum L. day jessamine 4/0
CEEL4 Cestrum elegans (Brongn. ex Neumann) Schltdl. purple cestrum 2/0
CEPU13 Cestrum purpureum (Lindl.) Standl.   1/0
CENO Cestrum nocturnum L. night jessamine 2/0
CEPA9 Cestrum parqui L'Hér. Chilean jessamine 1/0
CESA4 Cestrum salicifolium Jacq. pussywillow jessamine 1/0
CESI Cevallia sinuata Lag. stinging serpent 6/0
CHAEN Chaenactis pincushion 3/0
CHAL Chaenactis alpigena C.W. Sharsmith southern Sierra pincushion 5/0
CHAR Chaenactis artemisiifolia (Harv. & A. Gray ex A. Gray) A. Gray white pincushion 2/0
CHDO Chaenactis douglasii (Hook.) Hook. & Arn. Douglas' dustymaiden 6/0
CHDOD Chaenactis douglasii (Hook.) Hook. & Arn. var. douglasii Douglas' dustymaiden 1/0
CHFR Chaenactis fremontii A. Gray pincushion flower 7/0
CHGL Chaenactis glabriuscula DC. yellow pincushion 3/0
CHGLG2 Chaenactis glabriuscula DC. var. glabriuscula yellow pincushion 1/0
CHTE8 Chaenactis furcata Stockw.   2/0
CHMA Chaenactis macrantha D.C. Eaton bighead dustymaiden 1/0
CHST Chaenactis stevioides Hook. & Arn. Esteve's pincushion 9/0
CHJA2 Chaenomeles japonica (Thunb.) Lindl. ex Spach Maule's quince 1/0
CHSP12 Chaenomeles speciosa (Sweet) Nakai flowering quince 3/0
CHLA24 Chaenomeles lagenaria (Loisel.) Koidzumi   1/0
CHSU21 Chaenomeles ×superba (Frahm) Rehder quince 1/0
CHMI Chaenorhinum minus (L.) Lange dwarf snapdragon 0/1
CHPR Chaerophyllum procumbens (L.) Crantz spreading chervil 1/2
CHTA Chaerophyllum tainturieri Hook. hairyfruit chervil 5/1
CHWH Chaetadelpha wheeleri A. Gray ex S. Watson Wheeler's skeletonweed 2/0
CHAS Chaetopappa asteroides Nutt. ex DC. Arkansas leastdaisy 0/1
CHER2 Chaetopappa ericoides (Torr.) G.L. Nesom rose heath 16/0
LEER Aster arenosus (A. Heller) S.F. Blake   0/1
CHHE Chaetopappa hersheyi S.F. Blake Guadalupe leastdaisy 1/0
CHMA18 Chaiturus marrubiastrum (L.) Rchb. lion's tail    
LEMA2 Leonurus marrubiastrum L.   0/1
CHAU2 Chamaebatia australis (Brandegee) Abrams southern mountain misery 2/0
CHFO Chamaebatia foliolosa Benth. mountain misery 2/1
CHMI2 Chamaebatiaria millefolium (Torr.) Maxim. desert sweet 6/0
CHAB3 Chamaecrista absus (L.) Irwin & Barneby tropical sensitive pea 1/0
CHDI6 Chamaecrista diphylla (L.) Greene twoleaf sensitive pea 4/0
CHFA2 Chamaecrista fasciculata (Michx.) Greene partridge pea 8/1
CHFAF Chamaecrista fasciculata (Michx.) Greene var. fasciculata partridge pea 4/0
CAFA Cassia brachiata (Pollard) J.F. Macbr.   4/0
CHGL6 Chamaecrista glandulosa (L.) Greene Jamaican broom 2/0
CHMI6 Chamaecrista mimosoides (L.) Greene chamaecrista 1/0
CHNI2 Chamaecrista nictitans (L.) Moench sensitive partridge pea 2/1
CHNIN2 Chamaecrista nictitans (L.) Moench ssp. nictitans var. nictitans sensitive partridge pea 2/0
CANI4 Cassia aspera Muhl. ex Elliot var. mohrii Pollard   2/0
CHNIP2 Chamaecrista nictitans (L.) Moench ssp. patellaria (DC. ex Collad.) Irwin & Barneby var. patellaria (DC. ex Collad.) Kartesz & Gandhi sensitive partridge pea    
CHPA34 Cassia patellaria DC. ex Collad.   1/0
CHRO3 Chamaecrista rotundifolia (Pers.) Greene roundleaf sensitive pea 1/0
CHSE9 Chamaecrista serpens (L.) Greene slender sensitive pea 2/0
CHAMA4 Chamaecyparis cedar 1/0
CHLA Chamaecyparis lawsoniana (A. Murray) Parl. Port Orford cedar 22/1
CHTH2 Chamaecyparis thyoides (L.) Britton, Sterns & Poggenb. Atlantic white cedar 5/2
CHPA44 Chamaecytisus palmensis (Christ) F.A. Bisby & K.W. Nicholls [excluded] tagasaste    
CYPA17 Chamaecystis palmensis (Christ) F.A. Bisby & K.W. Nicholls, database artifact   1/0
CHPR14 Chamaecytisus prolifera (L. f.) Link escabon    
CYPR13 Chamaecystis prolifera (L. f.) Link, database artifact   1/0
CHCA2 Chamaedaphne calyculata (L.) Moench leatherleaf 1/2
CHCO27 Chamaedorea costaricana Oerst. pacaya 3/0
CHLU Chamaelirium luteum (L.) A. Gray fairywand 4/1
CHNO3 Chamaemelum nobile (L.) All. Roman chamomile    
ANNO2 Anthemis nobilis L.   0/1
CHERN Chamaerhodos erecta (L.) Bunge ssp. nuttallii (Pickering ex Rydb.) Hultén Nuttall's little rose    
CHNU8 Chamaerhodos erecta (L.) Bunge var. parviflora (Nutt.) C.L. Hitchc.   0/1
CHAMA8 Chamaesaracha five eyes 1/0
CHCO Chamaesaracha coniodes (Moric. ex Dunal) Britton gray five eyes 1/1
CHCO2 Chamaesaracha coronopus (Dunal) A. Gray greenleaf five eyes 2/1
CHCR2 Chamaesaracha crenata Rydb. toothed five eyes 1/0
CHSO Chamaesaracha sordida (Dunal) A. Gray hairy five eyes 2/0
CHVI9 Chamaesaracha villosa Rydb. Trans-Pecos five eyes 1/0
CHAL11 Chamaesyce albomarginata (Torr. & A. Gray) Small whitemargin sandmat 6/0
EUAL4 Euphorbia albomarginata Torr. & A. Gray   5/0
CHAR8 Chamaesyce articulata (Burm.) Britton jointed sandmat 1/0
CHCU4 Chamaesyce cumulicola Small coastal dune sandmat 1/0
CHFE3 Chamaesyce fendleri (Torr. & A. Gray) Small Fendler's sandmat 4/1
CHGE2 Chamaesyce geyeri (Engelm. & A. Gray) Small Geyer's sandmat 0/1
CHGL13 Chamaesyce glyptosperma (Engelm.) Small ribseed sandmat 3/1
CHHO3 Chamaesyce hooveri (L.C. Wheeler) Koutnik Hoover's sandmat 3/0
CHHU3 Chamaesyce humistrata (Engelm. ex A. Gray) Small spreading sandmat 0/2
EUHU Euphorbia humistrata Engelm. ex A. Gray   1/0
CHHY3 Chamaesyce hyssopifolia (L.) Small hyssopleaf sandmat 2/0
CHLA10 Chamaesyce lata (Engelm.) Small hoary sandmat 0/1
CHMA15 Chamaesyce maculata (L.) Small spotted sandmat 5/2
EUMA7 Chamaesyce mathewsii Small   2/0
EUSU Chamaesyce mathewsii Small   2/0
CHME5 Chamaesyce melanadenia (Torr.) Millsp. red-gland spurge    
EUME3 Euphorbia melanadenia Torr.   4/0
CHMI8 Chamaesyce missurica (Raf.) Shinners prairie sandmat    
CHPE7 Chamaesyce missurica (Raf.) Shinners var. calcicola Shinners   0/1
CHZY Chamaesyce missurica (Raf.) Shinners var. calcicola Shinners   0/1
CHNU9 Chamaesyce nutans (Lag.) Small eyebane 1/0
CHPR9 Chamaesyce maculata auct. non (L.) Small   0/1
EUNU Chamaesyce maculata auct. non (L.) Small   4/0
CHPO6 Chamaesyce polygonifolia (L.) Small seaside sandmat 0/1
CHPR6 Chamaesyce prostrata (Aiton) Small prostrate sandmat    
EUPR3 Euphorbia chamaesyce auct. non L.   1/0
CHSE4 Chamaesyce serpens (Kunth) Small matted sandmat 1/1
CHSE6 Chamaesyce serpyllifolia (Pers.) Small thymeleaf sandmat 0/1
CHSES Chamaesyce serpyllifolia (Pers.) Small ssp. serpyllifolia thymeleaf sandmat 2/0
CHAL12 Chamaesyce albicaulis (Rydb.) Rydb.   0/1
CHSE8 Chamaesyce setiloba (Engelm. ex Torr.) J.B.S. Norton Yuma sandmat 2/0
CHST8 Chamaesyce stictospora (Engelm.) Small slimseed sandmat 0/1
CHVE5 Chamaesyce vermiculata (Raf.) House wormseed sandmat    
CHRA4 Chamaesyce rafinesquei (Greene) Arthur   0/1
CHUN4 Chamelaucium uncinatum Schauer Geraldton wax 1/0
CHAN9 Chamerion angustifolium (L.) Holub fireweed 4/0
CHANA2 Chamerion angustifolium (L.) Holub ssp. angustifolium fireweed 4/0
CHAN80 Chamaenerion angustifolium (L.) Scop.   1/1
EPAN2 Chamaenerion angustifolium (L.) Scop.   11/1
CHANC Chamerion angustifolium (L.) Holub ssp. circumvagum (Mosquin) Hoch fireweed    
CHDA2 Chamaenerion angustifolium (L.) Scop. ssp. circumvagum (Mosquin) Moldenke   2/0
CHLA13 Chamerion latifolium (L.) Holub dwarf fireweed 5/0
CHLA12 Chamaenerion latifolium (L.) Sweet   0/1
CHSU11 Chamaenerion latifolium (L.) Sweet   3/0
CHFL2 Chapmannia floridana Torr. & A. Gray Florida alicia 1/0
CHTO Chaptalia tomentosa Vent. woolly sunbonnets 2/0
CHLA5 Chasmanthium latifolium (Michx.) Yates Indian woodoats 12/1
UNLA3 Uniola latifolia Michx.   0/2
CHLA6 Chasmanthium laxum (L.) Yates slender woodoats 8/1
UNLA4 Uniola laxa (L.) Britton, Sterns & Poggenb.   0/2
CHNI Chasmanthium nitidum (Baldw.) Yates shiny woodoats    
UNNI2 Uniola nitida Baldw.   0/1
CHOR3 Chasmanthium ornithorhynchum (Steud.) Yates birdbill woodoats    
UNOR2 Uniola ornithorhyncha Steud.   0/1
CHSE2 Chasmanthium sessiliflorum (Poir.) Yates longleaf woodoats 9/1
UNSE2 Chasmanthium laxum (L.) Yates var. sessiliflorum (Poir.) Wipff & S.D. Jones   0/1
CHAL5 Cheilanthes alabamensis (Buckley) Kunze Alabama lipfern 1/1
CHBO5 Cheilanthes bonariensis (Willd.) Proctor golden lipfern 3/0
CHCL Cheilanthes clevelandii D.C. Eaton Cleveland's lipfern 2/0
CHEA Cheilanthes eatonii Baker Eaton's lipfern 2/0
CHFE Cheilanthes feei T. Moore slender lipfern 9/1
CHFE2 Cheilanthes fendleri Hook. Fendler's lipfern 1/0
CHGR Cheilanthes gracillima D.C. Eaton lace lipfern 6/0
CHHO Cheilanthes horridula Maxon rough lipfern 4/0
CHIN Cheilanthes intertexta (Maxon) Maxon coastal lipfern 1/0
CHLA2 Cheilanthes lanosa (Michx.) D.C. Eaton hairy lipfern 2/1
CHLE2 Cheilanthes lendigera (Cav.) Sw. nitbearing lipfern 1/0
CHLI Cheilanthes lindheimeri Hook. fairyswords 2/0
CHPA4 Cheilanthes parryi (D.C. Eaton) Domin Parry's lipfern 1/0
CHTO2 Cheilanthes tomentosa Link woolly lipfern 2/1
CHVI Cheilanthes villosa Davenport ex Maxon villous lipfern 3/0
CHWO Cheilanthes wootonii Maxon beaded lipfern 4/0
CHWR Cheilanthes wrightii Hook. Wright's lipfern 1/0
CHYA Cheilanthes yavapensis Reeves ex Windham graceful lipfern 2/0
CHIN21 Cheiridopsis inaequalis L. Bolus 2/0
CHPL Cheirodendron platyphyllum (Hook. & Arn.) Seem. lapalapa 1/0
CHMA2 Chelidonium majus L. celandine 6/1
CHGL2 Chelone glabra L. white turtlehead 3/2
CHLY2 Chelone lyonii Pursh pink turtlehead 1/1
CHOB3 Chelone obliqua L. red turtlehead 2/2
CHAL7 Chenopodium album L. lambsquarters 2/2
CHAT Chenopodium atrovirens Rydb. pinyon goosefoot 1/0
CHBEB Chenopodium berlandieri Moq. var. boscianum (Moq.) Wahl pitseed goosefoot    
CHBO9 Chenopodium boscianum Moq.   0/1
CHBO Chenopodium bonus-henricus L. good King Henry 1/1
CHCA3 Chenopodium californicum (S. Watson) S. Watson California goosefoot 1/0
CHCA4 Chenopodium capitatum (L.) Asch. blite goosefoot    
BLCA Blitum capitatum L.   0/1
CHFR3 Chenopodium fremontii S. Watson Fremont's goosefoot 0/1
CHGL3 Chenopodium glaucum L. oakleaf goosefoot 1/1
CHIN2 Chenopodium incanum (S. Watson) A. Heller mealy goosefoot 0/1
CHLE4 Chenopodium leptophyllum (Moq.) Nutt. ex S. Watson narrowleaf goosefoot 0/1
CHMU2 Chenopodium murale L. nettleleaf goosefoot 1/1
CHPO Chenopodium polyspermum L. manyseed goosefoot 0/1
CHRU Chenopodium rubrum L. red goosefoot 1/2
CHSI2 Chenopodium simplex (Torr.) Raf. mapleleaf goosefoot    
CHHY Chenopodium gigantospermum Aellen   1/1
CHUR Chenopodium urbicum L. city goosefoot 0/1
CHVU Chenopodium vulvaria L. stinking goosefoot 0/1
CHILO Chilopsis desert willow 0/1
CHLI2 Chilopsis linearis (Cav.) Sweet desert willow 16/0
CHLIA Chilopsis linearis (Cav.) Sweet ssp. arcuata (Fosberg) Henrickson desert willow 5/0
CHPA43 Chiloscyphus pallescens (Ehrh. ex Hoffm.) Dumort. 2/0
CHMA3 Chimaphila maculata (L.) Pursh striped prince's pine 9/1
CHME Chimaphila menziesii (R. Br. ex D. Don) Spreng. little prince's pine 4/0
CHUM Chimaphila umbellata (L.) W. Bartram pipsissewa 5/1
CHUMO2 Chimaphila umbellata (L.) W. Bartram ssp. occidentalis (Rydb.) Hultén pipsissewa 5/0
CHION Chionanthus fringetree 1/1
CHCO12 Chionanthus compactus Sw. bridgotree 2/0
CHDO4 Chionanthus domingensis Lam. white rosewood 1/0
CHVI3 Chionanthus virginicus L. white fringetree 14/3
CHION4 Chionodoxa chionodoxa 1/0
CHSA11 Chionodoxa sardensis Whittall ex Barr & Sugden glory-of-the-snow 2/0
CHJA Chionophila jamesii Benth. Rocky Mountain snowlover 1/0
CHSP11 Chloracantha spinosa (Benth.) G.L. Nesom spiny chloracantha 3/0
ASSP3 Aster spinosus Benth.   1/0
CHLOR Chloris windmill grass 2/0
CHAN Chloris andropogonoides Fourn. slimspike windmill grass 0/1
CHBA10 Chloris barbata Sw. swollen fingergrass 2/0
CHIN4 Chloris inflata Link   2/0
CHCA6 Chloris canterai Arechav. Paraguayan windmill grass 2/0
CHCI Chloris ciliata Sw. fringed windmill grass 0/1
CHCU2 Chloris cucullata Bisch. hooded windmill grass 1/1
CHEL3 Chloris elata Desv. tall windmill grass    
CHPO10 Chloris barbata (L.) Nash, non Sw.   2/1
CHGA2 Chloris gayana Kunth Rhodes grass 1/1
CHSU3 Chloris ×subdolichostachya Müll. Berol. (pro sp.) [cucullata × verticillata] shortspike windmill grass 0/1
CHLA3 Chloris latisquamea Nash   0/1
CHSU4 Chloris submutica Kunth Mexican windmill grass 1/0
CHTE Chloris texensis Nash Texas windmill grass 1/1
CHVE Chloris ventricosa R. Br. Australian windmill grass 1/0
CHVE2 Chloris verticillata Nutt. tumble windmill grass 0/2
CHVI4 Chloris virgata Sw. feather fingergrass 4/1
CHLOR3 Chlorogalum soapplant 1/0
CHPO3 Chlorogalum pomeridianum (DC.) Kunth wavyleaf soap plant 3/0
CHPOD Chlorogalum pomeridianum (DC.) Kunth var. divaricatum (Lindl.) Hoover wavyleaf soap plant 3/0
CHPOM Chlorogalum pomeridianum (DC.) Kunth var. minus Hoover wavyleaf soap plant 2/0
CHPUP2 Chlorogalum purpureum Brandegee var. purpureum purple amole 2/0
CHDU Choisya dumosa (Torr.) A. Gray Mexican orange 5/0
CHJU Chondrilla juncea L. rush skeletonweed 1/1
CHIN22 Chorisia insignis Kunth white silk floss tree 2/0
CHSP13 Chorisia speciosa A. St.-Hil. silk-floss tree 4/0
CHTE2 Chorispora tenella (Pall.) DC. crossflower 10/0
CHORI2 Chorizanthe spineflower 1/0
CHBR Chorizanthe brevicornu Torr. brittle spineflower 2/0
CHBR2 Chorizanthe breweri S. Watson San Luis Obispo spineflower 5/0
CHCO6 Chorizanthe corrugata (Torr.) Torr. & A. Gray wrinkled spineflower 1/0
CHFIF Chorizanthe fimbriata Nutt. var. fimbriata fringed spineflower 2/0
CHHO2 Chorizanthe howellii Goodman Mendocino spineflower 3/0
CHPR4 Chorizanthe procumbens Nutt. prostrate spineflower 2/0
CHPUH2 Chorizanthe pungens Benth. var. hartwegiana Reveal & Hardham Hartweg's spineflower 2/0
CHPUP3 Chorizanthe pungens Benth. var. pungens Monterey spineflower 3/0
CHRI Chorizanthe rigida (Torr.) Torr. & A. Gray devil's spineflower 8/0
CHROH Chorizanthe robusta Parry var. hartwegii (Benth.) Reveal & R. Morgan robust spineflower 7/0
CHROR Chorizanthe robusta Parry var. robusta robust spineflower 3/0
CHWH2 Chorizanthe wheeleri S. Watson Santa Barbara spineflower 1/0
CHXA2 Chorizanthe xanti S. Watson Riverside spineflower 1/0
CHIV Chromolaena ivifolia (L.) King & H. Rob. ivyleaf thoroughwort 1/0
CHOD Chromolaena odorata (L.) King & H. Rob. Jack in the bush 2/0
EUOD Eupatorium odoratum L.   1/0
CHME3 Chrysactinia mexicana A. Gray damianita 11/0
CHRYS2 Chrysanthemum daisy 4/0
CHAR13 Chrysanthemum arcticum L. Arctic daisy 0/1
CHIC Chrysobalanus icaco L. coco plum 9/0
CHVI5 Chrysogonum virginianum L. green and gold 1/1
CHVIA Chrysogonum virginianum L. var. australe (Alexander ex Small) H.E. Ahles green and gold 1/0
CHCHC4 Chrysolepis chrysophylla (Douglas ex Hook.) Hjelmqvist var. chrysophylla giant chinquapin 5/0
CACH6 Castanopsis chrysophylla (Douglas ex Hook.) A. DC.   1/1
CHCHM Chrysolepis chrysophylla (Douglas ex Hook.) Hjelmqvist var. minor (Benth.) Munz giant chinquapin    
CACHM Castanopsis chrysophylla (Douglas ex Hook.) A. DC. var. minor (Benth.) A. DC.   1/0
CHSE11 Chrysolepis sempervirens (Kellogg) Hjelmqvist bush chinquapin 2/0
CASE8 Castanopsis sempervirens (Kellogg) Dudley ex Merriam   1/0
CHCA10 Chrysophyllum cainito L. star apple 1/0
CHOL Chrysophyllum oliviforme L. satinleaf 3/0
CHPA11 Chrysopogon pauciflorus (Chapm.) Benth. ex Vasey Florida false beardgrass 0/1
CHRYS7 Chrysopsis goldenaster 1/0
CHFL8 Chrysopsis floridana Small Florida goldenaster    
CHMAF2 Chrysopsis mariana (L.) Elliot var. floridana (Small) Fernald   1/0
CHGO Chrysopsis gossypina (Michx.) Elliot cottony goldenaster 0/1
CHMA14 Chrysopsis mariana (L.) Elliot Maryland goldenaster 6/1
HEMA10 Chrysopsis mariana (L.) Elliot var. macradenia Fernald   2/0
CHPI8 Chrysopsis pilosa Nutt. soft goldenaster 2/1
CHALS3 Chrysosplenium alternifolium L. var. sibiricum Ser. ex DC. Iowa golden saxifrage    
CHIO Chrysosplenium alternifolium L. ssp. iowense (Rydb.) Hultén   0/1
CHAM2 Chrysosplenium americanum Schwein. ex Hook. American golden saxifrage 2/1
CHRYS9 Chrysothamnus rabbitbrush 1/0
CHDE2 Chrysothamnus depressus Nutt. longflower rabbitbrush 3/0
CHMO2 Chrysothamnus molestus (S.F. Blake) L.C. Anderson Arizona rabbitbrush 1/0
CHVI8 Chrysothamnus viscidiflorus (Hook.) Nutt. yellow rabbitbrush 11/1
CHMO12 Chusquea montana Phil. Argentina mountain bamboo 2/0
CHQU2 Chusquea quila Kunth Argentinian quila 1/0
CIBOT Cibotium manfern 3/0
CIME8 Cibotium menziesii Hook. hapu'u li 1/0
CIIN Cichorium intybus L. chicory 9/1
CIBU Cicuta bulbifera L. bulblet-bearing water hemlock 0/1
CIDO Cicuta douglasii (DC.) J.M. Coult. & Rose western water hemlock 2/1
CIMA2 Cicuta maculata L. spotted water hemlock 8/2
CIPU Cinchona pubescens Vahl quinine 1/0
CIST70 Cinclidium stygium Sw. cinclidium moss 2/0
CINER Cineraria cineraria 2/0
CIMU3 Cineraria multiflora L'Hér. 1/0
CISA4 Cineraria saxifraga DC. wild cineraria 2/0
CIAR2 Cinna arundinacea L. sweet woodreed 2/3
CILA2 Cinna latifolia (Trevis. ex Goepp.) Griseb. drooping woodreed 1/2
CIBU2 Cinnamomum burmannii (Nees & Th. Nees) Nees ex Blume Padang cassia 2/0
CICA Cinnamomum camphora (L.) J. Presl camphortree 11/0
CIAL Circaea alpina L. small enchanter's nightshade 1/2
CIALP2 Circaea alpina L. ssp. pacifica (Asch. & Magnus) P.H. Raven small enchanter's nightshade 2/0
CILU Circaea lutetiana L. broadleaf enchanter's nightshade 0/1
CILUC Circaea lutetiana L. ssp. canadensis (L.) Asch. & Magnus broadleaf enchanter's nightshade    
CIQUC2 Circaea canadensis (L.) Hill var. virginiana Fernald   1/0
CICI70 Cirriphyllum cirrosum (Schwägr.) Grout cirriphyllum moss 3/0
CIRSI Cirsium thistle 4/0
CIAL2 Cirsium altissimum (L.) Hill tall thistle 10/1
CIAN Cirsium andersonii (A. Gray) Petr. rose thistle 1/0
CIAN2 Cirsium andrewsii (A. Gray) Jeps. Franciscan thistle 1/0
CIAR3 Cirsium arizonicum (A. Gray) Petr. Arizona thistle 6/0
CIAR4 Cirsium arvense (L.) Scop. Canada thistle 9/2
CIBR2 Cirsium brevistylum Cronquist clustered thistle 1/0
CICA10 Cirsium calcareum (M.E. Jones) Woot. & Standl. Cainville thistle 4/0
CICA11 Cirsium canescens Nutt. prairie thistle    
CINE3 Carduus undulatus Nutt. var. canescens (Nutt.) Porter   0/1
CIPL2 Carduus undulatus Nutt. var. canescens (Nutt.) Porter   0/1
CICA7 Cirsium carolinianum (Walter) Fernald & B.G. Schub. soft thistle 2/0
CICL2 Cirsium clokeyi S.F. Blake whitespine thistle 3/0
CICY Cirsium cymosum (Greene) J.T. Howell peregrine thistle 1/0
CIDI Cirsium discolor (Muhl. ex Willd.) Spreng. field thistle 3/1
CIDR2 Cirsium drummondii Torr. & A. Gray dwarf thistle 1/0
CIEA Cirsium eatonii (A. Gray) B.L. Rob. Eaton's thistle 1/0
CIED Cirsium edule Nutt. edible thistle 3/0
CIFL Cirsium flodmanii (Rydb.) Arthur Flodman's thistle 0/1
CIFO Cirsium foliosum (Hook.) DC. elk thistle 3/0
CIFOC Cirsium fontinale (Greene) Jeps. var. campylon (H.K. Sharsmith) Pilz ex Keil & C. Turner Mt. Hamilton thistle 2/0
CICA5 Cirsium campylon H.K. Sharsmith   1/0
CIFOF Cirsium fontinale (Greene) Jeps. var. fontinale fountain thistle 6/0
CIFOO Cirsium fontinale (Greene) Jeps. var. obispoense J.T. Howell Chorro Creek Bog thistle 4/0
CIHI Cirsium hillii (Canby) Fernald Hill's thistle 0/1
CIHO2 Cirsium horridulum Michx. yellow thistle 10/2
CIHOH Cirsium horridulum Michx. var. horridulum yellow thistle    
CASP16 Carduus pinetorum Small   1/0
CILE2 Cirsium lecontei Torr. & A. Gray Le Conte's thistle 1/0
CILO Cirsium loncholepis Petr. la graciosa thistle 4/0
CIMO Cirsium mohavense (Greene) Petr. Mojave thistle 2/0
CIMU Cirsium muticum Michx. swamp thistle 0/1
CINE Cirsium neomexicanum A. Gray New Mexico thistle 11/0
CIUT Cirsium neomexicanum A. Gray var. neomexicanum   2/0
CIOC Cirsium occidentale (Nutt.) Jeps. cobwebby thistle 3/0
CIOCC4 Cirsium occidentale (Nutt.) Jeps. var. californicum (A. Gray) Keil & C. Turner cobwebby thistle 4/0
CICA3 Cirsium californicum A. Gray   2/0
CIOCC Cirsium occidentale (Nutt.) Jeps. var. candidissimum (Greene) J.F. Macbr. snowy thistle 1/0
CIPA2 Cirsium candidissimum (Greene) Davidson & Moxley   7/0
CIOCC2 Cirsium occidentale (Nutt.) Jeps. var. compactum Hoover compact cobwebby thistle 5/0
CIOCO Cirsium occidentale (Nutt.) Jeps. var. occidentale cobwebby thistle    
CICO6 Cirsium coulteri Harv. & A. Gray   1/0
CIOC2 Cirsium ochrocentrum A. Gray yellowspine thistle 4/1
CIPA5 Cirsium pallidum Woot. & Standl. pale thistle 1/0
CIPA6 Cirsium palustre (L.) Scop. marsh thistle 0/1
CIPA Cirsium parryi (A. Gray) Petr. Parry's thistle 8/0
CIPE4 Cirsium peckii L.F. Hend. Steen Mountain thistle 8/0
CIPI Cirsium pitcheri (Torr. ex Eaton) Torr. & A. Gray sand dune thistle 7/1
CIPU4 Cirsium pumilum Spreng. pasture thistle    
CIOD Carduus pumilus Nutt., nom. illeg.   0/1
CIQU2 Cirsium quercetorum (A. Gray) Jeps. Alameda County thistle 1/0
CIRH Cirsium rhothophilum S.F. Blake surf thistle 6/0
CISC2 Cirsium scariosum Nutt. meadow thistle 10/0
CITI Carduus americanus (A. Gray) Rydb.   1/0
CITIT Carduus americanus (A. Gray) Rydb.   2/0
CITE2 Cirsium texanum Buckley Texas thistle 2/0
CIUN Cirsium undulatum (Nutt.) Spreng. wavyleaf thistle 7/1
CIUNT Cirsium undulatum (Nutt.) Spreng. var. tracyi (Rydb.) S.L. Welsh Tracy's thistle    
CITR4 Carduus tracyi Rydb.   6/0
CIVI Cirsium virginianum (L.) Michx. Virginia thistle 0/1
CIVU Cirsium vulgare (Savi) Ten. bull thistle 5/0
CILA8 Carduus lanceolatus L.   0/1
CIPA4 Cissampelos pareira L. velvetleaf 1/0
CIAN3 Cissus antarctica Venten. kangaroo vine 1/0
CIQU5 Cissus quadrangularis L. veldt-grape 2/0
CITR2 Cissus trifoliata (L.) L. sorrelvine 0/1
CIIN2 Cissus incisa auct. non Des Moulins   2/1
CIMA4 Cistanthe maritima (Nutt.) Hershkovitz seaside pussypaws    
CAMA2 Calandrinia maritima Nutt.   2/0
CIMO5 Cistanthe monosperma (Greene) Hershkovitz oneseed pussypaws 9/0
CAMO6 Calyptridium monospermum Greene   2/0
CIUM Cistanthe umbellata (Torr.) Hershkovitz Mt. Hood pussypaws 4/0
CIUMC Cistanthe umbellata (Torr.) Hershkovitz var. caudicifera (A. Gray) Kartesz & Gandhi Mt. Hood pussypaws 1/0
CIUMU Cistanthe umbellata (Torr.) Hershkovitz var. umbellata Mt. Hood pussypaws    
CAUM2 Calyptridium umbellatum (Torr.) Greene   4/0
SPUM Calyptridium umbellatum (Torr.) Greene   2/0
CISTU Cistus rockrose 4/0
CILA10 Cistus ladanifer L. common gum cistus    
CILA6 Cistus ladaniferus L., orth. var.   4/0
CIMO7 Cistus monspeliensis L. Montpelier cistus 1/0
CIPU8 Cistus pulverulentus Pourr. 1/0
CIPU7 Cistus ×purpureus Lam.    
CIPU9 Cistus purpureus Lam., database artifact   1/0
CICA8 Citharexylum caudatum L. juniper berry 1/0
CISP3 Citharexylum spinosum L. spiny fiddlewood 1/0
CICO7 Citrullus colocynthis (L.) Schrad. colocynth 3/0
CILA3 Citrullus lanatus (Thunb.) Matsum. & Nakai watermelon 3/0
CILAL Citrullus lanatus (Thunb.) Matsum. & Nakai var. lanatus watermelon    
CIVU3 Citrullus citrullus (L.) Karst.   3/0
CIHY2 Citrus hystrix DC. 1/0
CILI5 Citrus ×limon (L.) Burm. f. (pro sp.) [medica × aurantifolia] lemon    
CILI Citrus limon (L.) Burm. f., database artifact   2/0
CIPA3 Citrus ×paradisi Macfad. (pro sp.) [maxima × sinensis] grapefruit 3/0
CISI3 Citrus ×sinensis (L.) Osbeck (pro sp.) [maxima × reticulata] sweet orange    
CISI Citrus aurantium L. var. sinensis L.   3/0
CLAR60 Cladina arbuscula (Wallr.) Hale & W.L. Culb. reindeer lichen    
CLSY2 Cladonia arbuscula (Wallr.) Flotow   1/0
CLSU7 Cladina subtenuis (Abbayes) Hale & W.L. Culb. reindeer lichen 1/0
CLCA2 Cladium californicum (S. Watson) O'Neill California sawgrass 2/0
CLMA Cladium mariscoides (Muhl.) Torr. smooth sawgrass 2/1
MAMA20 Mariscus mariscoides (Muhl.) Kuntze   0/1
CLMAJ Cladium mariscus (L.) Pohl ssp. jamaicense (Crantz) Kük. Jamaica swamp sawgrass 2/0
CLJA Cladium jamaicense Crantz   3/0
MAJA3 Cladium jamaicense Crantz   0/1
CLPO60 Cladonia pocillum (Ach.) Grognot cup lichen 1/0
CLADR Cladrastis yellowwood 1/1
CLKE Cladrastis kentukea (Dum. Cours.) Rudd Kentucky yellowwood 6/0
CLLU Sophora kentukea Dum. Cours.   9/2
CLARK Clarkia clarkia 11/0
CLAF Clarkia affinis F.H. Lewis & M.E. Lewis chaparral clarkia 2/0
CLAM Clarkia amoena (Lehm.) A. Nelson & J.F. Macbr. farewell to spring 4/0
CLAMW Clarkia amoena (Lehm.) A. Nelson & J.F. Macbr. ssp. whitneyi (A. Gray) F.H. Lewis & M.E. Lewis Whitney's clarkia    
GOWH Godetia whitneyi (A. Gray) T. Moore   3/0
CLBO Clarkia bottae (Spach) F.H. Lewis & M.E. Lewis Botta's clarkia 3/0
CLBR Clarkia breweri (A. Gray) Greene fairy fans 3/0
CLCO Clarkia concinna (Fisch. & C.A. Mey.) Greene red ribbons 2/0
CLCY Clarkia cylindrica (Jeps.) F.H. Lewis & M.E. Lewis speckled clarkia 2/0
CLCYC Clarkia cylindrica (Jeps.) F.H. Lewis & M.E. Lewis ssp. clavicarpa W.S. Davis speckled clarkia 7/0
CLDA Clarkia davyi (Jeps.) F.H. Lewis & M.E. Lewis Davy's clarkia 1/0
CLEP Clarkia epilobioides (Nutt. ex Torr. & A. Gray) A. Nelson & J.F. Macbr. canyon clarkia 2/0
CLIM Clarkia imbricata F.H. Lewis & M.E. Lewis Vine Hill clarkia 7/0
CLLA Clarkia lassenensis (Eastw.) F.H. Lewis & M.E. Lewis Mt. Lassen clarkia 6/0
CLLE2 Clarkia lewisii P.H. Raven & Parnell Lewis' clarkia 2/0
CLPU2 Clarkia purpurea (W. Curtis) A. Nelson & J.F. Macbr. winecup clarkia 3/0
CLPUQ Clarkia purpurea (W. Curtis) A. Nelson & J.F. Macbr. ssp. quadrivulnera (Douglas ex Lindl.) F.H. Lewis & M.E. Lewis winecup clarkia 7/0
CLPUV Clarkia purpurea (W. Curtis) A. Nelson & J.F. Macbr. ssp. viminea (Douglas ex Hook.) F.H. Lewis & M.E. Lewis winecup clarkia 2/0
CLRH Clarkia rhomboidea Douglas ex Hook. diamond clarkia 7/0
CLRU Clarkia rubicunda (Lindl.) F.H. Lewis & M.E. Lewis ruby chalice clarkia 5/0
CLSP Clarkia speciosa F.H. Lewis & M.E. Lewis redspot clarkia 3/0
CLSPI Clarkia speciosa F.H. Lewis & M.E. Lewis ssp. immaculata F.H. Lewis & M.E. Lewis Pismo clarki 6/0
CLSP6 Clarkia springvillensis Vasek Springville clarkia 2/0
CLUN Clarkia unguiculata Lindl. elegant clarkia 4/0
CLWI Clarkia williamsonii (Durand & Hilg.) F.H. Lewis & M.E. Lewis Fort Miller clarkia 12/0
CLAYT Claytonia springbeauty 1/0
CLCA Claytonia caroliniana Michx. Carolina springbeauty 1/1
CLCO3 Claytonia cordifolia S. Watson heartleaf springbeauty 1/0
CLEXE2 Claytonia exigua Torr. & A. Gray ssp. exigua serpentine springbeauty    
MOSPR Claytonia spathulata Douglas ex Hook. var. exigua (Torr. & A. Gray) Hook. & Arn.   1/0
CLGY2 Claytonia gypsophiloides Fisch. & C.A. Mey. gypsum springbeauty    
MOGY2 Claytonia perfoliata Donn ex Willd. var. nubigena (Greene) Poelln.   1/0
CLLA2 Claytonia lanceolata Pall. ex Pursh lanceleaf springbeauty 7/0
CLLAL Claytonia lanceolata Pall. ex Pursh var. lanceolata lanceleaf springbeauty 1/0
CLME Claytonia megarhiza (A. Gray) Parry ex S. Watson alpine springbeauty 2/0
CLNE Claytonia nevadensis S. Watson Sierra springbeauty 1/0
CLPA5 Claytonia parviflora Douglas ex Hook. streambank springbeauty 3/0
CLPAP Claytonia parviflora Douglas ex Hook. ssp. parviflora streambank springbeauty 2/0
CLPE Claytonia perfoliata Donn ex Willd. miner's lettuce 2/0
CLPEP Claytonia perfoliata Donn ex Willd. ssp. perfoliata miner's lettuce 5/0
LIPE5 Claytonia perfoliata Donn ex Willd. var. angustifolia Greene   0/1
MOPE3 Claytonia perfoliata Donn ex Willd. var. angustifolia Greene   7/0
CLRU2 Claytonia rubra (Howell) Tidestr. redstem springbeauty 3/0
CLSA2 Claytonia sarmentosa C.A. Mey. Alaska springbeauty 1/0
CLSA3 Claytonia saxosa Brandegee Brandegee's springbeauty    
MOSA3 Montia saxosa (Brandegee) Brandegee ex B.L. Rob.   1/0
CLSIB Claytonia sibirica L. var. bulbifera A. Gray Siberian springbeauty 2/0
CLSIS Claytonia sibirica L. var. sibirica Siberian springbeauty 4/0
CLUM Claytonia umbellata S. Watson Great Basin springbeauty 8/0
CLVI3 Claytonia virginica L. Virginia springbeauty 12/1
CLDI Cleistes divaricata (L.) Ames rosebud orchid 1/0
PODI9 Pogonia divaricata (L.) R. Br.   0/1
CLEIS3 Cleistocactus cleistocactus 2/0
CLIC2 Cleistocactus icosagonus (Kunth) F.A.C. Weber    
BOIC Borzicactus icosagonus (Kunth) Britton & Rose   3/0
CLEMA Clematis leather flower 7/1
CLAD Clematis addisonii Britton Addison's leather flower 5/0
VIAD5 Clematis viornioides Britton   0/1
CLCO2 Clematis columbiana (Nutt.) Torr. & A. Gray rock clematis 9/0
CLCOC2 Clematis columbiana (Nutt.) Torr. & A. Gray var. columbiana rock clematis 2/0
CLPS2 Atragene columbiana Nutt.   7/0
CLCR Clematis crispa L. swamp leather flower 7/1
VICR3 Clematis crispa L. var. walteri Pursh   0/1
CLDR Clematis drummondii Torr. & A. Gray Drummond's clematis 2/0
CLFR Clematis fremontii S. Watson Fremont's leather flower 2/0
VIFR Clematis fremontii S. Watson var. riehlii Erickson   0/1
CLGL Clematis glaucophylla Small whiteleaf leather flower    
VIGL3 Coriflora glaucophylla (Small) W.A. Weber   0/1
CLHE6 Clematis henryi Oliv. 1/0
CLHIH Clematis hirsutissima Pursh var. hirsutissima hairy clematis 2/0
CLHIS Clematis hirsutissima Pursh var. scottii (Porter) Erickson Scott's clematis    
VISC2 Clematis scottii Porter   0/1
CLLA3 Clematis lasiantha Nutt. pipestem clematis 7/0
CLLI2 Clematis ligusticifolia Nutt. western white clematis 10/1
CLMO10 Clematis montana Buch.-Ham. ex DC. 1/0
CLOCO Clematis occidentalis (Hornem.) DC. var. occidentalis western blue virginsbower    
ATAM2 Atragene americana Sims   0/1
ATOC Atragene americana Sims   1/0
CLVE3 Atragene americana Sims   3/0
CLOC Clematis ochroleuca Aiton curlyheads 1/0
VIOC2 Coriflora ochroleuca (Aiton) W.A. Weber   0/1
VIOV3 Coriflora ochroleuca (Aiton) W.A. Weber   0/1
CLPA2 Clematis pauciflora Nutt. ropevine clematis 2/0
CLPI Clematis pitcheri Torr. & A. Gray bluebill 4/0
CLPIP Clematis pitcheri Torr. & A. Gray var. pitcheri bluebill    
CLFI Clematis filifera Benth.   6/0
VIPI Clematis filifera Benth.   0/1
CLRE Clematis reticulata Walter netleaf leather flower 1/0
CLTE4 Clematis terniflora DC. sweet autumn virginsbower 3/0
CLVE Clematis versicolor Small ex Rydb. pale leather flower    
VIVE3 Coriflora versicolor (Small ex Rydb.) W.A. Weber   0/1
CLVI4 Clematis viorna L. vasevine 2/0
VIVI8 Clematis beadlei (Small) Erickson   0/1
CLVI5 Clematis virginiana L. devil's darning needles 7/2
CLVI6 Clematis vitalba L. evergreen clematis 2/0
CLEOM Cleome spiderflower 6/0
CLGY Cleome gynandra L. spiderwisp 2/0
GYGY Cleome pentaphylla L.   1/0
CLHA Cleome hassleriana Chod. pink queen    
CLSP8 Cleome arborea hort.   1/0
CLHI6 Cleome hirta (Klotzsch) Oliv. 1/0
CLIS Cleome isomeris Greene bladderpod spiderflower 3/0
ISAR Isomeris arborea Nutt.   9/0
CLLU2 Cleome lutea Hook. yellow spiderflower 5/1
CLLUJ Cleome lutea Hook. var. jonesii J.F. Macbr. Jones spiderflower    
CLJO Cleome jonesii (J.F. Macbr.) Tidestr.   3/0
CLLUL Cleome lutea Hook. var. lutea yellow spiderflower 2/0
CLPL Cleome platycarpa Torr. golden spiderflower 1/0
CLSE Cleome serrulata Pursh Rocky Mountain beeplant 13/1
CLSP2 Cleome sparsifolia S. Watson fewleaf spiderflower 3/0
CLSP3 Cleome spinosa Jacq. spiny spiderflower 1/1
CLVI9 Cleome viscosa L. Asian spiderflower 1/0
CLAN Cleomella angustifolia Torr. narrowleaf rhombopod 0/1
CLHI2 Cleomella hillmanii A. Nelson Hillman's stinkweed 4/0
CLPA3 Cleomella palmeriana M.E. Jones Rocky Mountain stickweed 5/0
CLPL2 Cleomella plocasperma S. Watson twisted cleomella 3/0
CLERM Clermontia clermontia 2/0
CLBU Clerodendrum bungei Steud. rose glorybower 1/0
CLJA3 Clerodendrum japonicum (Thunb.) Sweet Japanese glorybower    
CLSQ3 Clerodendrum japonicum (Thunb.) Sweet var. pleniflorum (Schauer) Maheshwari   1/0
CLAC3 Clethra acuminata Michx. mountain sweetpepperbush 1/1
CLAL3 Clethra alnifolia L. coastal sweetpepperbush 12/2
CLPU6 Clianthus puniceus (G. Don) Sol. ex Lindl. glory-pea 2/0
CLER Clibadium erosum (Sw.) DC. jackass breadnut 1/0
CLCY5 Clidemia cymosa (Wendl. ex Spreng.) Alain camasey terciopelo 2/0
CLHI3 Clidemia hirta (L.) D. Don soapbush 1/0
CLMO2 Cliftonia monophylla (Lam.) Britton ex Sarg. buckwheat tree 5/0
CLDE70 Climacium dendroides (Hedw.) F. Weber & D. Mohr tree climacium moss 4/0
CLAR5 Clinopodium arkansanum (Nutt.) House limestone calamint    
CLGL3 Calamintha arkansana (Nutt.) Shinners   0/1
CLGL4 Clinopodium glabellum (Michx.) Kuntze Ozark calamint 0/1
CLVU Clinopodium vulgare L. wild basil 6/1
CLINT Clintonia bluebead 2/0
CLAN2 Clintonia andrewsiana Torr. Andrew's clintonia 1/0
CLBO3 Clintonia borealis (Aiton) Raf. bluebead 7/2
CLUM2 Clintonia umbellulata (Michx.) Morong white clintonia 8/1
CLUN2 Clintonia uniflora (Menzies ex Schult. & Schult. f.) Kunth bride's bonnet 9/0
CLFA2 Clitoria falcata Lam. sickle pigeonwings 3/0
CLRU4 Clitoria rubiginosa Juss. ex Pers.   2/0
CLLA4 Clitoria laurifolia Poir. laurel-leaf pigeonwings 1/0
CLMA4 Clitoria mariana L. Atlantic pigeonwings 5/1
CLTE3 Clitoria ternatea L. Asian pigeonwings 7/0
CLIVI Clivia Kaffir-lily 3/0
CLMI11 Clivia minata (Lindl.) Regel Kaffir-lily 3/0
CLCL2 Clusia clusioides (Griseb.) D'Arcy cupeillo 3/0
CLGU Clusia gundlachii Stahl Grundlach's attorney 2/0
CLRO Clusia rosea Jacq. Scotch attorney 9/0
CNDU Cneoridium dumosum (Nutt.) Hook. f. ex Baill. bush rue 2/0
CNICU Cnicus cnicus 1/0
CNBE Cnicus benedictus L. blessed thistle 1/1
CNTE Cnidoscolus texanus (Müll. Arg.) Small Texas bullnettle 7/0
CNURS Cnidoscolus urens (L.) Arthur var. stimulosus (Michx.) Govaerts finger rot 2/0
CNST Bivonea stimulosa (Michx.) Raf.   3/1
COGR9 Coccinia grandis (L.) Voigt ivy gourd 1/0
CODI8 Coccoloba diversifolia Jacq. tietongue 4/0
COKR Coccoloba krugii Lindau whitewood 1/0
COMI Coccoloba microstachya Willd. puckhout 1/0
COSI2 Coccoloba sintenisii Urb. ex Lindau uvero de monte 2/0
COUV Coccoloba uvifera (L.) L. seagrape 9/0
COVE Coccoloba venosa L. false chiggergrape 1/0
COBA3 Coccothrinax barbadensis (Lodd. ex Mart.) Becc. Puerto Rico silver palm 1/0
COCA Cocculus carolinus (L.) DC. Carolina coralbead 13/1
EPCA5 Epibaterium carolinum (L.) Britton   0/1
COGR6 Cochlearia groenlandica L. Danish scurvygrass 1/0
COVI Cochlospermum vitifolium (Willd.) Willd. ex Spreng. silk cottontree 8/0
COCOS Cocos coconut palm 2/0
CONU Cocos nucifera L. coconut palm 5/0
COVA3 Codiaeum variegatum (L.) A. Juss. garden croton 1/0
COVAP Codiaeum variegatum (L.) A. Juss. var. pictum (Lodd.) Müll. Arg.   8/0
COCY Coelorachis cylindrica (Michx.) Nash cylinder jointtail grass 2/2
MACY6 Manisuris campestris (Nutt.) Hitchc.   0/1
CORU3 Coelorachis rugosa (Nutt.) Nash wrinkled jointtail grass 0/1
MARU5 Manisuris rugosa (Nutt.) Kuntze   2/1
COTE5 Coelorachis tessellata (Steud.) Nash checkered jointtail grass    
MATE14 Manisuris tessellata (Steud.) Scribn.   0/1
COTU Coelorachis tuberculosa (Nash) Nash bumpy jointtail grass    
MATU2 Manisuris tuberculosa Nash   0/1
COAR2 Coffea arabica L. Arabian coffee 8/0
COIX Coix Job's tears 2/0
COLA Coix lacryma-jobi L. Job's tears 5/1
COAR9 Cojoba arborea (L.) Britton & Rose wild tamarind 1/0
PIAR3 Pithecellobium arboreum (L.) Urb.   1/0
COAU4 Colchicum autumnale L. autumn crocus 4/0
COSP12 Colchicum speciosum Steven showy colchicum 2/0
COSU Coleanthus subtilis (Tratt.) Seidel mossgrass 1/1
CORA Coleogyne ramosissima Torr. blackbrush 10/0
COTE60 Collema tenax (Sw.) Ach. jelly lichen 4/0
COSP14 Colletia spinosissima J.F. Gmel. rosea    
COSP13 Colletia spinosa Lam.   2/0
COCO2 Collinsia corymbosa Herder roundhead Chinese houses 2/0
COHE Collinsia heterophylla Buist ex Graham purple Chinese houses 12/0
COPA3 Collinsia parviflora Lindl. maiden blue eyed Mary 13/0
COTE11 Antirrhinum tenellum Pursh   0/1
COSP Collinsia sparsiflora Fisch. & C.A. Mey. spinster's blue eyed Mary 2/0
COTI Collinsia tinctoria Hartw. ex Benth. sticky Chinese houses 4/0
COTO Collinsia torreyi A. Gray Torrey's blue eyed Mary 5/0
COVE2 Collinsia verna Nutt. spring blue eyed Mary 3/1
COVI2 Collinsia violacea Nutt. violet blue eyed Mary 0/1
COCA4 Collinsonia canadensis L. richweed 3/1
COSE11 Collinsonia serotina Walter Blue Ridge horsebalm 1/0
COVE3 Collinsonia verticillata Baldw. stoneroot 2/0
COGR4 Collomia grandiflora Douglas ex Lindl. grand collomia 9/0
COHE2 Collomia heterophylla Douglas ex Hook. variableleaf collomia 4/0
COLI2 Collomia linearis Nutt. tiny trumpet 7/1
COTI2 Collomia tinctoria Kellogg staining collomia 2/0
COES Colocasia esculenta (L.) Schott coco yam 2/0
COAN Cologania angustifolia Kunth longleaf cologania 1/0
COPA4 Cologania pallida Rose pale cologania 2/0
COMI15 Cololejeunea minutissima (Sm.) Schiffn. 3/0
COMO14 Colophospermum mopane (Kirk ex Benth.) Kirk ex J. Léonard balsam tree 1/0
COAS3 Colubrina asiatica (L.) Brongn. Asian nakedwood 3/0
COAM6 Columnea ambigua (Urb.) Morley tibey de cresta 2/0
COAR6 Colutea arborescens L. bladder senna 1/0
COUM Comandra umbellata (L.) Nutt. bastard toadflax 4/1
COUMC Comandra umbellata (L.) Nutt. ssp. californica (Eastw. ex Rydb.) Piehl California bastard toadflax 1/0
COUMP Comandra umbellata (L.) Nutt. ssp. pallida (A. DC.) Piehl pale bastard toadflax 3/0
COPA26 Comandra pallida A. DC.   0/1
CODI3 Comarostaphylis diversifolia (Parry) Greene summer holly 4/0
CODIP Comarostaphylis diversifolia (Parry) Greene ssp. planifolia (Jeps.) G. Wallace ex Thorne summer holly 1/0
CODIP2 Comarostaphylis diversifolia (Parry) Greene var. planifolia Jeps.   2/0
COPA28 Comarum palustre L. purple marshlocks 3/2
POPA14 Potentilla palustris (L.) Scop.   3/0
COMBR Combretum 1/0
COHE15 Combretum hereroense Schinz russet bushwillow 2/0
COIM2 Combretum imberbe Wawra leadwood 1/0
COOB13 Combretum obovatum F. Hoffm. spiny combretum 3/0
COPAM Combretum paniculatum Vent. ssp. microphyllum (Klotzsch) Wickens flame keeper 1/0
COMME Commelina dayflower 3/0
COCO3 Commelina communis L. Asiatic dayflower 8/2
CODI4 Commelina dianthifolia Delile birdbill dayflower 5/0
CODI5 Commelina diffusa Burm. f. climbing dayflower 2/1
COER Commelina erecta L. whitemouth dayflower 5/1
COERA Commelina erecta L. var. angustifolia (Michx.) Fernald whitemouth dayflower    
COCR4 Commelina angustifolia Michx.   0/1
COERE Commelina erecta L. var. erecta whitemouth dayflower 1/0
COLA19 Commelina latifolia Hochst. ex A. Rich. 2/0
COVI3 Commelina virginica L. Virginia dayflower 5/2
COLO6 Commelina deficiens Hook.   0/1
COMMI2 Commiphora myrrh 2/0
COPE80 Comptonia peregrina (L.) J.M. Coult. sweet fern 1/1
COER5 Condalia ericoides (A. Gray) M.C. Johnst. javelina bush    
MIER Microrhamnus ericoides A. Gray   2/0
COPU18 Conicosia pugioniformis (L.) N.E. Br. narrow-leaved iceplant 2/0
COCH2 Conioselinum chinense (L.) Britton, Sterns & Poggenb. Chinese hemlockparsley 0/1
COSC2 Conioselinum scopulorum (A. Gray) J.M. Coult. & Rose Rocky Mountain hemlockparsley 3/0
COMA2 Conium maculatum L. poison hemlock 20/2
COER2 Conocarpus erectus L. button mangrove 8/0
COCO38 Conocephalum conicum (L.) Dumort. 1/0
COCO13 Conoclinium coelestinum (L.) DC. blue mistflower 4/0
EUCO6 Eupatorium coelestinum L.   2/1
COALM Conopholis alpina Liebm. var. mexicana (A. Gray ex S. Watson) Haynes Mexican cancer-root    
COME7 Conopholis mexicana A. Gray ex S. Watson   4/0
COAM Conopholis americana (L.) Wallr. American cancer-root 4/1
COTE70 Conostomum tetragonum (Hedw.) Lindb. conostomum moss 4/0
COGL9 Conradina glabra Shinners Apalachicola false rosemary 4/0
COVE4 Conradina verticillata Jennison Cumberland false rosemary 1/0
COOR Conringia orientalis (L.) Dumort. hare's ear mustard 1/1
COMO8 Consolea moniliformis (L.) Britton tuna 4/0
CORU8 Consolea rubescens (Salm-Dyck ex DC.) Lem. sour pricklypear 5/0
OPRU Opuntia rubescens Salm-Dyck ex DC.   5/0
COAJ Consolida ajacis (L.) Schur doubtful knight's-spur 2/0
DEAJ Consolida ambigua (L.) P.W. Ball & Heywood   0/1
COMA7 Convallaria majalis L. European lily of the valley 1/1
COMA19 Convallaria majuscula Greene American lily-of-the-valley 1/0
COMO4 Convallaria majalis L. var. montana (Raf.) H.E. Ahles   1/0
CONVO Convolvulus bindweed 1/0
COAR4 Convolvulus arvensis L. field bindweed 5/1
COIN7 Convolvulus ambigens House   0/1
COEQ Convolvulus equitans Benth. Texas bindweed 3/0
CONO Convolvulus nodiflorus Desv. aguinaldo blanco 3/0
COSC10 Convolvulus scammonia L. scammony 1/0
COCA5 Conyza canadensis (L.) Cronquist Canadian horseweed 8/1
COCAC3 Conyza canadensis (L.) Cronquist var. canadensis Canadian horseweed 4/0
ERCA20 Erigeron canadensis L.   1/0
LECA16 Erigeron canadensis L.   0/1
CORA4 Conyza ramosissima Cronquist dwarf horseweed    
LEDI8 Erigeron divaricatus Michx.   0/1
COOPE Cooperia rainlily 1/0
CODR2 Cooperia drummondii Herbert evening rainlily 5/1
COLA14 Copaifera langsdorffii Desf. Langsdorf's copaifera 1/0
COOF2 Copaifera officinalis (Jacq.) L. copaiba 1/0
COPR6 Copernicia prunifera (Mill.) H.E. Moore carnauba wax palm 1/0
COTR2 Coptis trifolia (L.) Salisb. threeleaf goldthread 3/1
CORAL5 Corallorhiza coralroot    
CORAL2 Corallorrhiza Gagnebin, orth. rej.   1/0
COMA25 Corallorhiza maculata (Raf.) Raf. summer coralroot 4/0
COMA4 Corallorrhiza maculata (Raf.) Raf., orth. var.   7/1
COME17 Corallorhiza mertensiana Bong. Pacific coralroot 3/0
COME4 Corallorrhiza maculata (Raf.) Raf. ssp. mertensiana (Bong.) Calder & Roy L. Taylor, orth. var.   4/0
COOD7 Corallorhiza odontorhiza (Willd.) Poir. autumn coralroot    
COOD Corallorrhiza odontorhiza (Willd.) Poir., orth. var.   1/1
COST19 Corallorhiza striata Lindl. hooded coralroot 4/0
COST Corallorrhiza striata Lindl., orth. var.   5/1
COSTS3 Corallorhiza striata Lindl. var. striata hooded coralroot    
COOC7 Corallorhiza ochroleuca Rydb.   0/1
COSTS Corallorhiza ochroleuca Rydb.   2/0
COTR18 Corallorhiza trifida Chatelain yellow coralroot    
COCO23 Corallorrhiza corallorrhiza (L.) Karst., orth. var.   0/1
COTR3 Corallorrhiza corallorrhiza (L.) Karst., orth. var.   5/0
COWI5 Corallorhiza wisteriana Conrad spring coralroot    
COWI2 Corallorrhiza wisteriana Conrad, orth. var.   1/1
CORCH Corchorus corchorus 1/0
COAE Corchorus aestuans L. jute 2/0
CORDI Cordia cordia 1/0
COAL Cordia alliodora (Ruiz & Pav.) Oken Spanish elm 2/0
COAN11 Cordia angustifolia (West ex Willd.) Roem. & Schult. basora 1/0
COBA4 Cordia bahamensis Urb. Bahama manjack 2/0
COBE3 Cordia bellonis Urb. serpentine manjack 2/0
COBO2 Cordia boissieri A. DC. anacahuita 7/0
COBO3 Cordia borinquensis Urb. muneco 1/0
COCO5 Cordia collococca L. red manjack 4/0
COGL6 Cordia globosa (Jacq.) Kunth curaciao bush 1/0
COLA12 Cordia laevigata Lam. smooth manjack 1/0
COMY Cordia myxa L. Assyrian plum 2/0
COOB3 Cordia obliqua Willd. clammy cherry 1/0
COPO3 Cordia polycephala (Lam.) I.M. Johnst. black-sage 1/0
CORI Cordia rickseckeri Millsp. San Bartolome 4/0
CORU5 Cordia rupicola Urb. Puerto Rico manjack 1/0
COSE2 Cordia sebestena L. largeleaf geigertree 9/0
COSU3 Cordia sulcata DC. mucilage manjack 2/0
COAF2 Cordyla africana Lour. cordyla 2/0
COKIH Cordylanthus kingii S. Watson ssp. helleri (Ferris) T.I. Chuang & Heckard Heller's bird's-beak 2/0
COMA5 Cordylanthus maritimus Nutt. ex Benth. saltmarsh bird's-beak 3/1
COMAC Cordylanthus maritimus Nutt. ex Benth. ssp. canescens (A. Gray) T.I. Chuang & Heckard saltmarsh bird's-beak 5/0
COMAM3 Cordylanthus maritimus Nutt. ex Benth. ssp. maritimus saltmarsh bird's-beak 2/0
COMAP Cordylanthus maritimus Nutt. ex Benth. ssp. palustris (Behr) T.I. Chuang & Heckard Pt. Reyes bird's-beak 2/0
COOR7 Cordylanthus orcuttianus A. Gray Orcutt's bird's-beak 2/0
COPA9 Cordylanthus parviflorus (Ferris) Wiggins purple bird's-beak 3/0
CORIR Cordylanthus rigidus (Benth.) Jeps. ssp. rigidus stiffbranch bird's beak 3/0
COTE3 Cordylanthus tenuis A. Gray slender bird's beak 1/0
COTET2 Cordylanthus tenuis A. Gray ssp. tenuis slender bird's beak 3/0
COTEV Cordylanthus tenuis A. Gray ssp. viscidus (Howell) T.I. Chuang & Heckard slender bird's beak 2/0
COWR2 Cordylanthus wrightii A. Gray Wright's bird's beak 2/0
CORDY2 Cordyline cordyline 1/0
COAU12 Cordyline australis (G. Forst.) Endl. cabbage tree 3/0
COBA14 Cordyline banksii Hook. f. ti ngahere 2/0
COFR2 Cordyline fruticosa (L.) A. Chev tiplant 3/0
COCO9 Corema conradii (Torr.) Torr. ex Louden broom crowberry 0/1
COAU Coreopsis auriculata L. lobed tickseed 4/1
COBA2 Coreopsis basalis (A. Dietr.) S.F. Blake goldenmane tickseed 1/0
COBI Coreopsis bigelovii (A. Gray) H.M. Hall Bigelow's tickseed 1/0
COCA8 Coreopsis californica (Nutt.) H.K. Sharsmith California tickseed 1/0
COCA9 Coreopsis calliopsidea (DC.) A. Gray leafstem tickseed 3/0
CODE3 Coreopsis delphiniifolia Lam. larkspurleaf tickseed    
CODEC2 Coreopsis delphiniifolia Lam. var. chlooidea Sherff   0/1
CODO2 Coreopsis douglasii (DC.) H.M. Hall Douglas' tickseed 1/0
COGI Coreopsis gigantea (Kellogg) H.M. Hall giant coreopsis 16/0
COGL2 Coreopsis gladiata Walter coastal plain tickseed    
COAN9 Coreopsis angustifolia Aiton, non L.   1/0
COGR5 Coreopsis grandiflora Hogg ex Sweet largeflower tickseed 1/1
COHA2 Coreopsis hamiltonii (Elmer) H.K. Sharsmith Mt. Hamilton tickseed 1/0
COLA5 Coreopsis lanceolata L. lanceleaf tickseed 8/1
COCR5 Coreopsis crassifolia Aiton   0/1
COLI5 Coreopsis linifolia Nutt. Texas tickseed 1/0
COMA6 Coreopsis major Walter greater tickseed 5/1
COMAS Coreopsis major Walter var. oemleri (Elliot) Britton ex Small & Vail   2/0
COPA10 Coreopsis palmata Nutt. stiff tickseed 1/1
COPU2 Coreopsis pubescens Elliot star tickseed 3/1
CORO Coreopsis rosea Nutt. pink tickseed 2/1
COTI3 Coreopsis tinctoria Nutt. golden tickseed 3/1
COTIT Coreopsis tinctoria Nutt. var. tinctoria golden tickseed    
COCA12 Coreopsis cardaminefolia (DC.) Torr. & A. Gray   0/1
COTR4 Coreopsis tripteris L. tall tickseed 5/1
COVE5 Coreopsis verticillata L. whorled tickseed 1/1
COFIC Corethrogyne filaginifolia (Hook. & Arn.) Nutt. var. californica (DC.) J.P. Saroyan California sandaster    
LEFIC2 Corethrogyne californica DC.   2/0
COSA Coriandrum sativum L. coriander 1/1
COAMR Corispermum americanum (Nutt.) Nutt. var. rydbergii Mosyakin American bugseed    
COHY Corispermum hyssopifolium L. p.p.   0/1
CORNU Cornus dogwood 1/1
COAL2 Cornus alternifolia L. f. alternateleaf dogwood 2/1
COAM2 Cornus amomum Mill. silky dogwood 3/2
COAS2 Cornus asperifolia Michx. toughleaf dogwood 0/1
COCA13 Cornus canadensis L. bunchberry dogwood 20/0
CHCA24 Chamaepericlymenum canadense (L.) Asch. & Graebn.   0/1
COCA45 Cornus capitata Wall. ex Roxb. Bentham's cornel 3/0
CODR Cornus drummondii C.A. Mey. roughleaf dogwood 6/1
COPR4 Swida priceae (Small) Small   0/1
COFL2 Cornus florida L. flowering dogwood 27/0
CYFL7 Cynoxylon floridum (L.) Raf. ex B.D. Jacks.   0/1
COFO Cornus foemina Mill. stiff dogwood 1/2
COST13 Cornus stricta Lam.   0/1
COKO2 Cornus kousa Hance Kousa dogwood 9/0
COMA21 Cornus mas L. Cornelian cherry 6/0
CONU4 Cornus nuttallii Audubon ex Torr. & A. Gray Pacific dogwood 17/0
CORA6 Cornus racemosa Lam. gray dogwood 4/0
CORU Cornus rugosa Lam. roundleaf dogwood 2/1
COSE16 Cornus sericea L. redosier dogwood 9/1
COSEO Cornus sericea L. ssp. occidentalis (Torr. & A. Gray) Fosberg western dogwood 2/0
COSES Cornus sericea L. ssp. sericea redosier dogwood 3/0
COBA6 Cornus alba L. p.p.   0/1
COST4 Cornus alba L. p.p.   3/2
COSU4 Cornus suecica L. Lapland cornel 1/0
CHSU9 Chamaepericlymenum suecicum (L.) Asch. & Graebn.   0/1
COUN Cornus unalaschkensis Ledeb. western cordilleran bunchberry 3/0
CODI6 Coronopus didymus (L.) Sm. lesser swinecress 1/0
CADI21 Carara didyma (L.) Britton   0/1
COSQ Coronopus squamatus (Forssk.) Asch. greater swinecress    
CACO57 Carara coronopus (L.) Medik.   0/1
COBA13 Correa backhousiana Hook. Backhous fuchsia 3/0
CORRY Corryocactus corryocactus 1/0
CORTA Cortaderia pampas grass 2/0
COAR16 Cortaderia araucana Stapf pampas grass 3/0
COJU2 Cortaderia jubata (Lem.) Stapf purple pampas grass 1/0
COSE4 Cortaderia selloana (Schult. & Schult. f.) Asch. & Graebn. Uruguayan pampas grass 4/1
COTO6 Cortaderia toetoe Zotov toetoe 2/0
COAU2 Corydalis aurea Willd. scrambled eggs 14/0
CAAU11 Capnoides aureum (Willd.) Kuntze   0/1
COCA15 Corydalis caseana A. Gray Sierra fumewort 6/1
COCAB2 Corydalis caseana A. Gray ssp. brandegeei (S. Watson) G.B. Ownbey Brandegee's fumewort 3/0
COCAC7 Corydalis caseana A. Gray ssp. caseana Sierra fumewort 4/0
COCR2 Corydalis crystallina Engelm. mealy fumewort    
CACR18 Capnoides crystallinum (Engelm.) Kuntze   0/1
COCU2 Corydalis curvisiliqua Engelm. curvepod fumewort 3/0
COCUC Corydalis curvisiliqua Engelm. ssp. curvisiliqua curvepod fumewort 2/0
COCUO Corydalis curvisiliqua Engelm. ssp. occidentalis (Engelm. ex A. Gray) W.A. Weber curvepod fumewort    
CAMO18 Capnoides montanum (Engelm.) Britton   0/1
COFL3 Corydalis flavula (Raf.) DC. yellow fumewort 3/1
CAFL26 Capnoides flavulum (Raf.) Kuntze   0/1
COMIA2 Corydalis micrantha (Engelm. ex A. Gray) A. Gray ssp. australis (Chapm.) G.B. Ownbey smallflower fumewort    
CACA49 Capnoides campestre Britton   0/1
COMIM2 Corydalis micrantha (Engelm. ex A. Gray) A. Gray ssp. micrantha smallflower fumewort    
CAMI32 Capnoides micranthum (Engelm. ex A. Gray) Britton   0/1
COMIT2 Corydalis micrantha (Engelm. ex A. Gray) A. Gray ssp. texensis G.B. Ownbey Texan fumewort 1/0
COSC4 Corydalis scouleri Hook. Scouler's fumewort 1/0
COSE5 Corydalis sempervirens (L.) Pers. rock harlequin 4/0
CASE16 Capnoides sempervirens (L.) Borkh.   0/1
COSO6 Corydalis solida (L.) Clairv. spring fumewort 1/0
COSI12 Corylopsis sinensis Hemsl. winter hazel 2/0
CORYL Corylus hazelnut 2/1
COAM3 Corylus americana Walter American hazelnut 3/1
COAV80 Corylus avellana L. common filbert 5/0
COCO30 Corylus colurna L. Turkish hazelnut 1/0
COCO6 Corylus cornuta Marsh. beaked hazelnut 8/1
COCOC Corylus cornuta Marsh. var. californica (A. DC.) Sharp California hazelnut 5/0
COCOC2 Corylus cornuta Marsh. var. cornuta beaked hazelnut    
CORO5 Corylus rostrata Aiton   0/1
COFI7 Corymbia ficifolia (F. Muell.) K.D. Hill & L.A.S. Johnson redflower gum    
EUFI81 Eucalyptus ficifolia F. Muell.   1/0
COTE20 Corymbia terminalis (F. Muell.) K.D. Hill & L.A.S. Johnson    
EUTE17 Eucalyptus terminalis F. Muell.   1/0
COCA16 Corynephorus canescens (L.) P. Beauv. gray clubawn grass 0/1
CORYN2 Corynocarpus corynocarpus 1/0
COLA6 Corynocarpus laevigatus J.R. Forst. & G. Forst. karaka nut 2/0
CORYP Coryphantha beehive cactus 3/0
COCR70 Coscinodon cribrosus (Hedw.) Spruce coscinodon moss 7/0
COBI2 Cosmos bipinnatus Cav. garden cosmos 5/0
COPA12 Cosmos parviflorus (Jacq.) Pers. southwestern cosmos 2/0
COSU5 Cosmos sulphureus Cav. sulphur cosmos 1/0
COGU Costus guanaiensis Rusby cana de India 2/0
COPU22 Costus pulverulentus C. Presl spiral ginger 4/0
COSP8 Costus speciosus (J. Koenig) Sm. canereed 2/0
COVI17 Costus villosissimus Jacq. spiral flag 1/0
COCO10 Cotinus coggygria Scop. European smoketree 3/0
COOB2 Cotinus obovatus Raf. American smoketree 4/1
COAM11 Cotinus americanus Nutt.   0/1
COTON Cotoneaster cotoneaster 1/1
COAC2 Cotoneaster acutifolius Turcz. Peking cotoneaster 1/0
COHO80 Cotoneaster horizontalis Decne. rockspray cotoneaster 1/0
COIN16 Cotoneaster integerrimus Medik. cotoneaster 1/0
COMU9 Cotoneaster multiflorus Bunge cotoneaster    
COMU10 Cotoneaster multiflora Bunge, orth. var.   1/0
COPA13 Cottea pappophoroides Kunth cotta grass 2/1
COTUL Cotula waterbuttons 2/0
COCO7 Cotula coronopifolia L. common brassbuttons 6/1
COOR2 Cotyledon orbiculata L. pig's ear 1/0
COGU3 Couroupita guianensis Aubl. cannonball tree 4/0
COAX Coursetia axillaris J.M. Coult. & Rose Texas babybonnets 2/0
COCA31 Coursetia caribaea (Jacq.) Lavin anil falso 2/0
COGL8 Coursetia glandulosa A. Gray rosary babybonnets 2/0
CRMA Crambe maritima L. sea kale 1/0
CRAN8 Craniolaria annua L. escorzonera 3/0
CRVI15 Crassocephalum vitellinum (Benth.) S. Moore 1/0
CRASS Crassula pygmyweed 1/0
CRAQ Crassula aquatica (L.) Schoenl. water pygmyweed    
TIAQ2 Bulliarda aquatica (L.) DC.   0/1
CRCO34 Crassula connata (Ruiz & Pav.) A. Berger sand pygmyweed 4/0
CRCOC Crassula connata (Ruiz & Pav.) A. Berger var. connata sand pygmyweed    
TIER3 Crassula erecta (Hook. & Arn.) A. Berger   1/0
CRPEM Crassula perfoliata L. var. minor (Haw.) G.D. Rowley    
CRFA6 Crassula falcata Wendl.   1/0
CRSA7 Crassula saginoides (Maxim.) Bywater & Wickens wrinkleseed pygmyweed    
TIVA4 Tillaeastrum pringlei Rose   0/1
CRSA14 Crassula sarcocaulis Eckl. & Zeyh. 1/0
CRTI Crassula tillaea Lester-Garland moss pygmyweed 1/0
CRATA Crataegus hawthorn 4/1
CRAE Crataegus aestivalis (Walter) Torr. & A. Gray may hawthorn 5/1
CRAN6 Crataegus ×anomala Sarg. (pro sp.) [intricata × mollis] Arnold hawthorn 0/1
CRAR Crataegus arnoldiana Sarg.   3/1
CRBE6 Crataegus beata Sarg. Dunbar's hawthorn 0/1
CRBE2 Crataegus berberifolia Torr. & A. Gray barberry hawthorn 0/1
CRBR3 Crataegus brainerdii Sarg. Brainerd's hawthorn 0/1
CRCA Crataegus calpodendron (Ehrh.) Medik. pear hawthorn 0/1
CRGL9 Crataegus acanthacolonensis Laughlin   0/1
CRCH Crataegus chrysocarpa Ashe fireberry hawthorn 0/1
CRCHC2 Crataegus chrysocarpa Ashe var. chrysocarpa red haw    
CRCO Crataegus aboriginum Sarg.   1/1
CRJA6 Crataegus aboriginum Sarg.   0/1
CRRO12 Crataegus aboriginum Sarg.   1/0
CRCO2 Crataegus coccinioides Ashe Kansas hawthorn 0/1
CRCO4 Crataegus coleae Sarg. Cole's hawthorn    
CRMA13 Crataegus eatoniana Sarg.   0/1
CRCR2 Crataegus crus-galli L. cockspur hawthorn 7/2
CRCA21 Crataegus subpilosa Sarg.   0/1
CRDE5 Crataegus subpilosa Sarg.   0/1
CRFE5 Crataegus subpilosa Sarg.   0/1
CRSC5 Crataegus subpilosa Sarg.   0/1
CRDI4 Crataegus disperma Ashe spreading hawthorn    
CRCU4 Crataegus ×collicola Ashe   0/1
CRDI9 Crataegus dispessa Ashe mink hawthorn 0/1
CRDI10 Crataegus dissona Sarg. northern hawthorn    
CRDI13 Crataegus disjuncta Sarg.   0/1
CRDO2 Crataegus douglasii Lindl. black hawthorn 3/1
CRDOD Crataegus columbiana Howell   1/0
CRFL Crataegus flabellata (Bosc ex Spach) K. Koch fanleaf hawthorn 0/1
CRGR9 Crataegus densiflora Sarg.   0/1
CRFL2 Crataegus flava Aiton yellowleaf hawthorn 4/1
CRFL11 Crataegus aprica Beadle   1/0
CRHO5 Crataegus holmesiana Ashe Holmes' hawthorn    
CRVI12 Crataegus holmesiana Ashe var. amicta (Ashe) Palmer   0/1
CRIN3 Crataegus intricata Lange Copenhagen hawthorn 0/1
CRBO2 Crataegus pagensis Sarg.   0/1
CRPA13 Crataegus pagensis Sarg.   0/1
CRPA15 Crataegus pagensis Sarg.   0/1
CRST10 Crataegus pagensis Sarg.   0/1
CRST9 Crataegus pagensis Sarg.   0/1
CRIR Crataegus iracunda Beadle stolonbearing hawthorn    
CRPO8 Crataegus beckwithiae Sarg.   0/1
CRIR2 Crataegus irrasa Sarg. Blanchard's hawthorn 0/1
CROA2 Crataegus irrasa Sarg. var. blanchardii (Sarg.) Eggl.   0/1
CRJE Crataegus jesupii Sarg. Jesup's hawthorn 0/1
CRFI2 Crataegus filipes Ashe   0/1
CRJO3 Crataegus jonesiae Sarg. Miss Jones' hawthorn 0/1
CRLA5 Crataegus harryi Sarg.   0/1
CRKE2 Crataegus kelloggii Sarg. Kellogg's hawthorn 0/1
CRLA3 Crataegus lanuginosa Sarg. woolly hawthorn 0/1
CRLU Crataegus lucorum Sarg. grove hawthorn 0/1
CRMA3 Crataegus macrosperma Ashe bigfruit hawthorn 3/1
CRRO8 Crataegus chadsfordiana Sarg.   0/1
CRMA4 Crataegus margarettiae Ashe Margarett's hawthorn 0/1
CRMA5 Crataegus marshallii Eggl. parsley hawthorn 3/2
CRMO2 Crataegus mollis Scheele downy hawthorn 3/1
CRAL7 Crataegus albicans Ashe   0/1
CRMO3 Crataegus monogyna Jacq. oneseed hawthorn 1/1
CROX2 Crataegus curvisepala auct. non Lindm.   3/0
CRNI Crataegus nitida (Engelm.) Sarg. glossy hawthorn 1/1
CROP Crataegus opaca Hook. & Arn. riverflat hawthorn 3/0
CROV2 Crataegus ovata Sarg. ovateleaf hawthorn 0/1
CRPH Crataegus phaenopyrum (L. f.) Medik. Washington hawthorn 5/2
CRPO10 Crataegus cordata Aiton   0/1
CRPR Crataegus pringlei Sarg. Pringle's hawthorn 0/1
CRPR2 Crataegus pruinosa (Wendl. f.) K. Koch waxyfruit hawthorn 1/1
CRAS5 Crataegus aspera Sarg.   0/1
CRGA4 Crataegus aspera Sarg.   0/1
CRLE13 Crataegus aspera Sarg.   0/1
CRRU8 Crataegus aspera Sarg.   0/1
CRPU Crataegus punctata Jacq. dotted hawthorn 2/1
CRCO22 Crataegus collina Chapm.   0/1
CRRE3 Crataegus reverchonii Sarg. Reverchon's hawthorn 0/1
CRRI Crataegus rivularis Nutt. river hawthorn 1/0
CRSC4 Crataegus schuettei Ashe Schuette's hawthorn    
CRAL8 Crataegus alnorum Sarg.   0/1
CRSP Crataegus spathulata Michx. littlehip hawthorn 2/1
CRSU2 Crataegus submollis Sarg. Quebec hawthorn 0/1
CRSU3 Crataegus suborbiculata Sarg. Caughuawaga hawthorn 0/1
CRSU5 Crataegus succulenta Schrad. ex Link fleshy hawthorn 2/1
CRBI7 Crataegus ambrosia Sarg.   0/1
CRMA14 Crataegus ambrosia Sarg.   1/0
CRNE5 Crataegus ambrosia Sarg.   0/1
CRPE9 Crataegus ambrosia Sarg.   0/1
CRUN Crataegus uniflora Münchh. dwarf hawthorn 4/1
CRVA Crataegus vailiae Britton Miss Vail's hawthorn 0/1
CRVI2 Crataegus viridis L. green hawthorn 7/2
CRPL5 Craterostigma plantagineum Hochst. blue gem 4/0
CRFI70 Cratoneuron filicinum (Hedw.) Spruce cratoneuron moss 4/0
CRAC2 Crepis acuminata Nutt. tapertip hawksbeard 7/0
CRBI3 Crepis biennis L. rough hawksbeard 1/1
CRCA3 Crepis capillaris (L.) Wallr. smooth hawksbeard 1/1
CRFO2 Crepis foetida L. stinking hawksbeard 1/0
CRIN4 Crepis intermedia A. Gray limestone hawksbeard 3/1
CRMO4 Crepis modocensis Greene Modoc hawksbeard 3/0
CRMOR Crepis modocensis Greene ssp. rostrata (Coville) Babc. & Stebbins Modoc hawksbeard 1/0
CRNA Crepis nana Richardson dwarf alpine hawksbeard 2/0
CROC Crepis occidentalis Nutt. largeflower hawksbeard 1/1
CRPU3 Crepis pulchra L. smallflower hawksbeard 0/1
CRRU9 Crepis rubra L. red hawksbeard 1/0
CRRU3 Crepis runcinata (James) Torr. & A. Gray fiddleleaf hawksbeard 1/2
CRRUG Crepis runcinata (James) Torr. & A. Gray ssp. glauca (Nutt.) Babc. & Stebbins fiddleleaf hawksbeard    
CRGL5 Crepis glauca (Nutt.) Torr. & A. Gray   0/1
CRRUH Crepis runcinata (James) Torr. & A. Gray ssp. hallii Babc. & Stebbins Hall's hawksbeard 4/0
CRRUR Crepis runcinata (James) Torr. & A. Gray ssp. runcinata fiddleleaf hawksbeard    
PSRU2 Crepis alpicola (Rydb.) A. Nelson   4/0
CRSE2 Crepis setosa Haller f. bristly hawksbeard 1/0
CRTE3 Crepis tectorum L. narrowleaf hawksbeard 1/1
CRAL11 Crescentia alata Kunth morrito 3/0
CRCU Crescentia cujete L. common calabash tree 13/0
CRLI5 Crescentia linearifolia Miers higuerito 2/0
CRPO6 Crescentia portoricensis Britton higuero de sierra 1/0
CRTR5 Cressa truxillensis Kunth spreading alkaliweed 4/1
CRINU Crinum swamplily 5/0
CRAM2 Crinum americanum L. seven sisters 4/0
CRAS6 Crinum asiaticum L. poisonbulb 1/0
CRBU2 Crinum bulbispermum (Burm. f.) Milne-Redhead & Schweickerdt hardy swamplily 2/0
CRMA23 Crinum macowanii Baker pyjama lily 3/0
CRMU Crocidium multicaule Hook. common spring-gold 1/0
CRCR6 Crocosmia ×crocosmiiflora (V. Lemoine) N.E. Br. [aurea × pottsii] montbretia 5/0
CROCU Crocus crocus 16/0
CRIM4 Crocus imperati Ten. early crocus 1/0
CRVE4 Crocus vernus (L.) Hill dutch crocus 1/0
CRPA9 Croomia pauciflora (Nutt.) Torr. croomia 1/0
CRDI17 Croptilon divaricatum (Nutt.) Raf. slender scratchdaisy 4/0
HADI5 Haplopappus divaricatus (Nutt.) A. Gray   3/0
ISDI4 Haplopappus divaricatus (Nutt.) A. Gray   0/1
CROSS5 Crossandra crossandra 2/0
CRIN29 Crossandra infundibuliformis (L.) Nees 2/0
CRNI7 Crossandra nilotica Oliv. 1/0
CRSQ Crossidium squamiferum (Viv.) Jur. crossidium moss 5/0
CRRH Crossopetalum rhacoma Crantz maidenberry 5/0
CRBI2 Crossosoma bigelovii S. Watson ragged rockflower 3/0
CRCA4 Crossosoma californicum Nutt. California rockflower 3/0
CRAG2 Crotalaria agatiflora Schweinf. canarybird-bush 1/0
CRAL12 Crotalaria alata Buch.-Ham. ex D. Don rattlebox 1/0
CRBRI Crotalaria brevidens Benth. var. intermedia (Kotschy) Polhill Ethiopian rattlebox 1/0
CRIN5 Crotalaria incana L. shakeshake 1/0
CRJU Crotalaria juncea L. sunn hemp 1/0
CRLA7 Crotalaria lanceolata E. Mey. lanceleaf rattlebox 1/0
CRLO3 Crotalaria longirostrata Hook. & Arn. longbeak rattlebox 2/0
CRMY Crotalaria mysorensis Roth rattlebox 1/0
CROC80 Crotalaria ochroleuca G. Don slender leaf rattlebox 1/0
CRPA10 Crotalaria pallida Aiton smooth rattlebox 1/0
CRPAO Crotalaria pallida Aiton var. obovata (G. Don) Polhill smooth rattlebox 4/0
CRPA22 Crotalaria paulina Schrank rattlebox 1/0
CRPU4 Crotalaria pumila Ortega low rattlebox 1/0
CRRE4 Crotalaria retusa L. rattleweed 3/0
CRRO5 Crotalaria rotundifolia Walter ex J.F. Gmel. rabbitbells 2/1
CRSA4 Crotalaria sagittalis L. arrowhead rattlebox 2/1
CRSP2 Crotalaria spectabilis Roth showy rattlebox 3/0
CRST4 Crotalaria stipularia Desv. cascabelillo alado 2/0
CRVE5 Crotalaria verrucosa L. blue rattlesnake 3/0
CRVIG Crotalaria virgulata Klotzsch ssp. grantiana (Harv.) Polhill Grant's rattlebox 1/0
CRVI13 Crotalaria vitellina Ker Gawl. rattlebox 2/0
CROTO Croton croton 1/0
CRAS3 Croton astroites Dryand. wild marrow 1/0
CRBE4 Croton betulinus Vahl beechleaf croton 1/0
CRCA5 Croton californicus Müll. Arg. California croton 2/0
CRCA6 Croton capitatus Michx. hogwort 4/1
CRDI8 Croton discolor Willd. lechecillo 1/0
CRFI3 Croton fishlockii Britton Fishlock's croton 2/0
CRFL23 Croton flavens L. yellow balsam 2/0
CRFR Croton fruticulosus Engelm. ex Torr. bush croton 2/0
CRGL2 Croton glandulosus L. vente conmigo 2/1
CRGLS Croton glandulosus L. var. septentrionalis Müll. Arg. vente conmigo 3/0
CRLI2 Croton lindheimerianus Scheele threeseed croton 0/1
CRLO5 Croton lobatus L. lobed croton 1/0
CRLU2 Croton lucidus L. firebush 2/0
CRME15 Croton megalobotrys Müll. Arg. large fever berry 2/0
CRMO6 Croton monanthogynus Michx. prairie tea 2/1
CRNU3 Croton nummulariifolius A. Rich. money croton 2/0
CROV Croton ovalifolius Vahl yerba 2/0
CRPU6 Croton punctatus Jacq. gulf croton 1/0
CRSE11 Croton setigerus Hook. dove weed 4/0
CRTE4 Croton texensis (Klotzsch) Müll. Arg. Texas croton 3/1
CRVU2 Crupina vulgaris Cass. common crupina 1/0
CRYPS Crypsis pricklegrass 1/0
CRAL2 Crypsis alopecuroides (Piller & Mitterp.) Schrad. foxtail pricklegrass    
HEAL10 Heleochloa alopecuroides (Piller & Mitterp.) Host ex Roem.   0/1
CRSC Crypsis schoenoides (L.) Lam. swamp pricklegrass    
HESC8 Heleochloa schoenoides (L.) Host ex Roem.   2/2
CRVA2 Crypsis vaginiflora (Forssk.) Opiz modest prickle grass    
CRAC4 Crypsis aculeata auct. non (L.) Aiton   2/0
CRNI3 Crypsis aculeata auct. non (L.) Aiton   0/1
CRYPT Cryptantha cryptantha 5/0
CRAN4 Cryptantha angustifolia (Torr.) Greene Panamint cryptantha 3/0
CRBA5 Cryptantha barbigera (A. Gray) Greene bearded cryptantha 1/0
CRCE Cryptantha celosioides (Eastw.) Payson buttecandle    
ORGL Oreocarya sheldonii Brand   0/1
CRCI3 Cryptantha cinerea (Greene) Cronquist James' cryptantha 3/0
CRCIA Cryptantha cinerea (Greene) Cronquist var. abortiva (Greene) Cronquist James' cryptantha 2/0
CRCIJ Cryptantha cinerea (Greene) Cronquist var. jamesii (Torr.) Cronquist James' cryptantha    
ORSU2 Cryptantha jamesii