"Symbol","Scientific Name with Author","GSAT Common Name"
"VEAM2","Veronica americana Schwein. ex Benth.","American speedwell"
"PUSU2","Purshia ×subintegra (Kearney) Henrickson [pinkavae × stansburiana]","Arizona cliffrose"
"CUAR","Cupressus arizonica Greene","Arizona cypress"
"ECCOA","Echinocereus coccineus Engelm. var. arizonicus (Rose ex Orcutt) D.J. Ferguson","Arizona hedgehog cactus"
"JUBA","Juncus balticus Willd.","Baltic rush"
"YUBA","Yucca baccata Torr.","banana yucca"
"YUBAV","Yucca baccata Torr. var. vespertina McKelvey","banana yucca"
"ELRO2","Eleocharis rostellata (Torr.) Torr.","beaked spikerush"
"BOGR2","Bouteloua gracilis (Willd. ex Kunth) Lag. ex Griffiths","blue grama"
"PAFL6","Parkinsonia florida (Benth. ex A. Gray) S. Watson","blue palo verde"
"PSSP6","Pseudoroegneria spicata (Pursh) Á. Löve","bluebunch wheatgrass"
"OPAC","Opuntia acanthocarpa Engelm. & J.M. Bigelow","buckhorn cholla"
"DITE2","Diodia teres Walter","buttonweed"
"JUCA7","Juniperus californica Carričre","California juniper"
"HESU3","Heterotheca subaxillaris (Lam.) Britton & Rusby","camphorweed"
"ORFA","Orobanche fasciculata Nutt.","clustered broomrape"
"JUCO6","Juniperus communis L.","common juniper"
"CAEM4","Castela emoryi (A. Gray) Moran & Felger","crucifixion thorn"
"AGDE","Agave deserti Engelm.","desert agave"
"OPRA","Opuntia ramosissima Engelm.","diamond cholla"
"PIEN","Picea engelmannii Parry ex Engelm.","Engelmann spruce"
"PAMI5","Parkinsonia microphylla Torr.","foothill palo verde"
"BRCI2","Bromus ciliatus L.","fringed brome"
"COAU2","Corydalis aurea Willd.","golden corydalis"
"DRAU","Draba aurea Vahl ex Hornem.","golden draba"
"CAAU3","Carex aurea Nutt.","golden sedge"
"CUCO3","Cuscuta coryli Engelm.","hazel dodder"
"PRGL2","Prosopis glandulosa Torr.","honey mesquite"
"ACHY","Achnatherum hymenoides (Roem. & Schult.) Barkworth","Indian ricegrass"
"JUAR4","Juncus articulatus L.","jointed rush"
"YUBR","Yucca brevifolia Engelm.","Joshua tree"
"ERLE14","Erigeron lemmonii A. Gray","Lemmon fleabane"
"PIFL2","Pinus flexilis James","limber pine"
"MURI","Muhlenbergia richardsonis (Trin.) Rydb.","mat muhly"
"SOMI2","Solidago missouriensis Nutt.","Missouri goldenrod"
"YUSC2","Yucca schidigera Roezl ex Ortgies","Mojave yucca"
"ALIN2","Alnus incana (L.) Moench","mountain alder"
"SOMU","Solidago multiradiata Aiton","mountain goldenrod"
"OXDI3","Oxyria digyna (L.) Hill","mountain sorrel"
"CENU2","Cerastium nutans Raf.","nodding chickweed"
"GABO2","Galium boreale L.","northern bedstraw"
"SAAM2","Salix amygdaloides Andersson","peachleaf willow"
"OPAR2","Opuntia arbuscula Engelm.","pencil cholla"
"PIPO","Pinus ponderosa Lawson & C. Lawson","ponderosa pine"
"TROC","Tradescantia occidentalis (Britton) Smyth","prairie spiderwort"
"THDA","Thalictrum dasycarpum Fisch. & Avé-Lall.","purple meadowrue"
"CHRU","Chenopodium rubrum L.","red goosefoot"
"CEOR9","Cercis orbiculata Greene","redbud"
"JUSC2","Juniperus scopulorum Sarg.","Rocky Mountain juniper"
"ANRO2","Antennaria rosea Greene","rosy pussytoes"
"NOMI","Nolina microcarpa S. Watson","sacahuista"
"CAGI7","Carnegia gigantea (Engelm.) Britton & Rose, orth. var.","saguaro"
"SPCR","Sporobolus cryptandrus (Torr.) A. Gray","sand dropseed"
"SPCO","Sphaeralcea coccinea (Nutt.) Rydb.","scarlet globemallow"
"PRPU","Prosopis pubescens Benth.","screwbean mesquite"
"OPEC","Opuntia echinocarpa Engelm. & J.M. Bigelow","silver cholla"
"CACA11","Carex canescens L.","silvery sedge"
"ELTR7","Elymus trachycaulus (Link) Gould ex Shinners","slender wheatgrass"
"YUEL","Yucca elata (Engelm.) Engelm.","soaptree yucca"
"DAWH2","Dasylirion wheeleri S. Watson","sotol"
"COMA4","Corallorrhiza maculata (Raf.) Raf., orth. var.","spotted coralroot"
"ARLA4","Arenaria lanuginosa (Michx.) Rohrb.","spreading sandwort"
"OPVE","Opuntia versicolor Engelm. ex J.M. Coult.","staghorn cholla"
"LYAN2","Lycopodium annotinum L.","stiff clubmoss"
"COST","Corallorrhiza striata Lindl., orth. var.","striped coralroot"
"POAR7","Potentilla arguta Pursh","tall cinquefoil"
"OPIM","Opuntia imbricata (Haw.) DC.","tree cholla"
"OECA10","Oenothera caespitosa Nutt.","tufted evening-primrose"
"DECA18","Deschampsia caespitosa (L.) P. Beauv., orth. var.","tufted hairgrass"
"LIBO3","Linnaea borealis L.","twinflower"
"JUOS","Juniperus osteosperma (Torr.) Little","Utah juniper"
"PRVE","Prosopis velutina Woot.","velvet mesquite"
"ERCA14","Erysimum capitatum (Douglas ex Hook.) Greene","western wallflower"
"OPWH","Opuntia whipplei Engelm. & J.M. Bigelow","Whipple cholla"
"SYER","Symphyotrichum ericoides (L.) G.L. Nesom","white heath aster"
"LALU","Lactuca ludoviciana (Nutt.) Riddell","wild lettuce"
"EUPA4","Euphorbia palmeri Engelm. ex S. Watson","woodland spurge"
"FRVE","Fragaria vesca L.","woodland strawberry"
"ARNO4","Artemisia nova A. Nelson","black sagebrush"
"CACA4","Calamagrostis canadensis (Michx.) P. Beauv.","bluejoint reedgrass"
"ELEL5","Elymus elymoides (Raf.) Swezey","bottlebrush squirreltail"
"ASLA4","Asclepias latifolia (Torr.) Raf.","broadleaf milkweed"
"GUSA2","Gutierrezia sarothrae (Pursh) Britton & Rusby","broom snakeweed"
"BUDA","Buchloe dactyloides (Nutt.) Engelm.","buffalograss"
"MUEM","Muhlenbergia emersleyi Vasey","bullgrass"
"SCBR2","Scleropogon brevifolius Phil.","burrograss"
"MUPO2","Muhlenbergia porteri Scribn. ex Beal","bush muhly"
"LAEU","Lathyrus eucosmus Butters & H. St. John","bush peavine"
"ELCA4","Elymus canadensis L.","Canada wildrye"
"ACGR","Acacia greggii A. Gray","catclaw acacia"
"BRTE","Bromus tectorum L.","cheatgrass"
"FERU","Fendlera rupicola A. Gray","cliff fendlerbush"
"PHAU7","Phragmites australis (Cav.) Trin. ex Steud.","common reed"
"MURE","Muhlenbergia repens (J. Presl) Hitchc.","creeping muhly"
"LATR2","Larrea tridentata (DC.) Coville","creosotebush"
"TRSP12","Trachypogon spicatus (L. f.) Kuntze","crinkleawn"
"RUCR","Rumex crispus L.","curly dock"
"GRSQ","Grindelia squarrosa (Pursh) Dunal","curlycup gumweed"
"MURI2","Muhlenbergia rigens (Benth.) Hitchc.","deergrass"
"SECO10","Senna covesii (A. Gray) Irwin & Barneby","desert senna"
"ZIAC","Zinnia acerosa (DC.) A. Gray","desert zinnia"
"PSME","Pseudotsuga menziesii (Mirb.) Franco","Douglas-fir"
"MOSQ","Monroa squarrosa (Nutt.) Torr., orth. rej.","false buffalograss"
"CHVI4","Chloris virgata Sw.","feather fingergrass"
"ATCA2","Atriplex canescens (Pursh) Nutt.","fourwing saltbush"
"HOJU","Hordeum jubatum L.","foxtail barley"
"PLJA","Pleuraphis jamesii Torr.","galleta"
"SPGI","Sporobolus giganteus Nash","giant dropseed"
"CAGI3","Calamovilfa gigantea (Nutt.) Scribn. & Merr.","giant sandreed"
"SEVI4","Setaria viridis (L.) P. Beauv.","green bristlegrass"
"NAVI4","Nassella viridula (Trin.) Barkworth","green needlegrass"
"SPNE","Sporobolus nealleyi Vasey","gyp dropseed"
"BOHI2","Bouteloua hirsuta Lag.","hairy grama"
"ERPI5","Erioneuron pilosum (Buckley) Nash","hairy tridens"
"FEID","Festuca idahoensis Elmer","Idaho fescue"
"THIN6","Thinopyrum intermedium (Host) Barkworth & D.R. Dewey","intermediate wheatgrass"
"DAST","Datura stramonium L.","jimsonweed"
"POPR","Poa pratensis L.","Kentucky bluegrass"
"SCSC","Schizachyrium scoparium (Michx.) Nash","little bluestem"
"PIMI7","Piptatherum micranthum (Trin. & Rupr.) Barkworth","littleseed ricegrass"
"PAIN2","Parthenium incanum Kunth","mariola"
"HOBR2","Hordeum brachyantherum Nevski","meadow barley"
"SPFL2","Sporobolus flexuosus (Thurb. ex Vasey) Rydb.","mesa dropseed"
"BRMA4","Bromus marginatus Nees ex Steud.","mountain brome"
"MUMO","Muhlenbergia montana (Nutt.) Hitchc.","mountain muhly"
"POFE","Poa fendleriana (Steud.) Vasey","muttongrass"
"HENE5","Hesperostipa neomexicana (Thurb. ex J.M. Coult.) Barkworth","New Mexico feathergrass"
"MUPA2","Muhlenbergia pauciflora Buckley","New Mexico muhly"
"CINE","Cirsium neomexicanum A. Gray","New Mexico thistle"
"PUNU2","Puccinellia nuttalliana (Schult.) Hitchc.","Nuttall alkaligrass"
"FOSP2","Fouquieria splendens Engelm.","ocotillo"
"JUMO","Juniperus monosperma (Engelm.) Sarg.","oneseed juniper"
"DAGL","Dactylis glomerata L.","orchardgrass"
"AGPA4","Agave parryi Engelm.","Parry agave"
"BLTR","Blepharoneuron tricholepis (Torr.) Nash","pine dropseed"
"SEVU2","Setaria vulpiseta (Lam.) Roem. & Schult.","plains bristlegrass"
"ERIN","Eragrostis intermedia Hitchc.","plains lovegrass"
"OPPO","Opuntia polyacantha Haw.","plains pricklypear"
"MOPE","Monarda pectinata Nutt.","pony beebalm"
"ARDI5","Aristida divaricata Humb. & Bonpl. ex Willd.","poverty threeawn"
"HEPE","Helianthus petiolaris Nutt.","prairie sunflower"
"LASE","Lactuca serriola L.","prickly lettuce"
"OXLA3","Oxytropis lambertii Pursh","purple locoweed"
"ARPU9","Aristida purpurea Nutt.","purple threeawn"
"ARPUP6","Aristida purpurea Nutt. var. purpurea","purple threeawn"
"ARPUP9","Aristida purpurea Nutt. var. perplexa Allred & Valdés-Reyna","purple threeawn"
"ELRE4","Elymus repens (L.) Gould","quackgrass"
"POTR5","Populus tremuloides Michx.","quaking aspen"
"TRPR2","Trifolium pratense L.","red clover"
"MUTO2","Muhlenbergia torreyi (Kunth) Hitchc. ex Bush","ring muhly"
"CLSE","Cleome serrulata Pursh","Rocky Mountain beeplant"
"IRMI","Iris missouriensis Nutt.","Rocky Mountain iris"
"ERNA10","Ericameria nauseosa (Pall. ex Pursh) G.L. Nesom & Baird","rubber rabbitbrush"
"PSJU3","Psathyrostachys juncea (Fisch.) Nevski","Russian wildrye"
"ELAN","Elaeagnus angustifolia L.","Russian-olive"
"ANHA","Andropogon hallii Hack.","sand bluestem"
"ARFI2","Artemisia filifolia Torr.","sand sagebrush"
"MUPU2","Muhlenbergia pungens Thurb.","sandhill muhly"
"ALAE","Alopecurus aequalis Sobol.","shortawn foxtail"
"HEMU3","Heliomeris multiflora Nutt.","showy goldeneye"
"BOCU","Bouteloua curtipendula (Michx.) Torr.","sideoats grama"
"SOEL","Solanum elaeagnifolium Cav.","silverleaf nightshade"
"VUOC","Vulpia octoflora (Walter) Rydb.","sixweeks fescue"
"BOBA2","Bouteloua barbata Lag.","sixweeks grama"
"RHTR","Rhus trilobata Nutt.","skunkbush sumac"
"ACRO7","Achnatherum robustum (Vasey) Barkworth","sleepygrass"
"TRMU","Tridens muticus (Torr.) Nash","slim tridens"
"BRIN2","Bromus inermis Leyss.","smooth brome"
"SPCO4","Sporobolus contractus Hitchc.","spike dropseed"
"MUWR","Muhlenbergia wrightii Vasey ex J.M. Coult.","spike muhly"
"ENDE","Enneapogon desvauxii Desv. ex P. Beauv.","spike pappusgrass"
"BOCH","Bouteloua chondrosioides (Kunth) Benth. ex S. Watson","sprucetop grama"
"ERCI","Eragrostis cilianensis (All.) Vign. ex Janchen","stinkgrass"
"PAVI2","Panicum virgatum L.","switchgrass"
"LOAR10","Lolium arundinaceum (Schreb.) S.J. Darbyshire","tall fescue"
"HECO10","Heteropogon contortus (L.) P. Beauv. ex Roem. & Schult.","tanglehead"
"FLCE","Flourensia cernua DC.","tarbush"
"SCCI2","Schizachyrium cirratum (Hack.) Woot. & Standl.","Texas bluestem"
"CRTE4","Croton texensis (Klotzsch) Müll. Arg.","Texas croton"
"ELLAL","Elymus lanceolatus (Scribn. & J.G. Sm.) Gould ssp. lanceolatus","thickspike wheatgrass"
"SEFL3","Senecio flaccidus Less.","threadleaf groundsel"
"PHPR3","Phleum pratense L.","timothy"
"PLMU3","Pleuraphis mutica Buckley","tobosa"
"ERFL","Erigeron flagellaris A. Gray","trailing fleabane"
"CHVE2","Chloris verticillata Nutt.","tumble windmillgrass"
"SEBA3","Senna bauhinioides (A. Gray) Irwin & Barneby","twinleaf senna"
"BEOC2","Betula occidentalis Hook.","water birch"
"SASA4","Sapindus saponaria L.","western soapberry"
"PASM","Pascopyrum smithii (Rydb.) Á. Löve","western wheatgrass"
"ACCO2","Acacia constricta Benth.","whitethorn acacia"
"ASVE","Asclepias verticillata L.","whorled milkweed"
"KRLA2","Krascheninnikovia lanata (Pursh) A. Meeuse & Smit","winterfat"
"DALA3","Dalea lanata Spreng.","woolly dalea"
"ARTRW8","Artemisia tridentata Nutt. ssp. wyomingensis Beetle & Young","Wyoming big sagebrush"
"MEOF","Melilotus officinalis (L.) Lam.","yellow sweetclover"
"SPGR","Spartina gracilis Trin.","alkali cordgrass"
"SPAI","Sporobolus airoides (Torr.) Torr.","alkali sacaton"
"PUTR2","Purshia tridentata (Pursh) DC.","antelope bitterbrush"
"FEAR2","Festuca arizonica Vasey","Arizona fescue"
"DICA8","Digitaria californica (Benth.) Henr.","Arizona cottontop"
"BASA3","Balsamorhiza sagittata (Pursh) Nutt.","arrowleaf balsamroot"
"PLSE","Pluchea sericea (Nutt.) Coville","arrowweed"
"ARTRT","Artemisia tridentata Nutt. ssp. tridentata","basin big sagebrush"
"ANGE","Andropogon gerardii Vitman","big bluestem"
"BOER4","Bouteloua eriopoda (Torr.) Torr.","black grama"
"SAVE4","Sarcobatus vermiculatus (Hook.) Torr.","black greasewood"
"MELU","Medicago lupulina L.","black medic"
"ABIES","Abies Mill.","Abies"
"ABCO","Abies concolor (Gord. & Glend.) Lindl. ex Hildebr.","white fir"
"ABLA","Abies lasiocarpa (Hook.) Nutt.","subalpine fir"
"ABRON","Abronia Juss.","Abronia"
"ABAN","Abronia angustifolia Greene","purple sand-verbena"
"ABNA","Abronia nana S. Watson","dwarf sand-verbena"
"ABVI","Abronia villosa S. Watson","desert sand-verbena"
"ABUTI","Abutilon Mill.","Abutilon"
"ABAB","Abutilon abutiloides (Jacq.) Garcke ex Hochr.","shrubby Indianmallow"
"ABIN","Abutilon incanum (Link) Sweet","orange Indianmallow"
"ABINP","Abutilon incanum (Link) Sweet ssp. pringlei (Hochr.) Felger & Lowe","Pringle Indianmallow"
"ABPA","Abutilon palmeri A. Gray","Palmer Indianmallow"
"ABPA3","Abutilon parvulum A. Gray","dwarf Indianmallow"
"ABTH2","Abutilon thurberi A. Gray","Thurber Indianmallow"
"ACACI","Acacia Mill.","Acacia"
"ACAN","Acacia angustissima (Mill.) Kuntze","prairie acacia"
"ACFA","Acacia farnesiana (L.) Willd.","sweet acacia"
"ACMI","Acacia millefolia S. Watson","Santa Rita acacia"
"ACALY","Acalypha L.","Acalypha"
"ACCA3","Acalypha californica Benth.","Pringle threeseed mercury"
"ACME7","Acalypha mexicana Müll. Arg.","Mexican copperleaf"
"ACNE","Acalypha neomexicana Müll. Arg.","New Mexico copperleaf"
"ACAMP","Acamptopappus (A. Gray) A. Gray","Acamptopappus"
"ACSP","Acamptopappus sphaerocephalus (Harv. & A. Gray ex A. Gray) A. Gray","rayless goldenhead"
"ACER","Acer L.","Acer"
"ACGL","Acer glabrum Torr.","Rocky Mountain maple"
"ACGR3","Acer grandidentatum Nutt.","bigtooth maple"
"ACNE2","Acer negundo L.","boxelder"
"ACHIL","Achillea L.","Achillea"
"ACMI2","Achillea millefolium L.","common yarrow"
"ACHNA","Achnatherum P. Beauv.","Achnatherum"
"ACPA13","Achnatherum parishii (Vasey) Barkworth","Parish needlegrass"
"ACPE13","Achnatherum perplexum Hoge & Barkworth","New Mexico needlegrass"
"ACSP12","Achnatherum speciosum (Trin. & Rupr.) Barkworth","desert needlegrass"
"ACONI","Aconitum L.","Aconitum"
"ACCO4","Aconitum columbianum Nutt.","Columbian monkshood"
"ACIN2","Aconitum infectum Greene","Arizona monkshood"
"ACOUR","Acourtia D. Don","Acourtia"
"ACNA2","Acourtia nana (A. Gray) Reveal & King","desert-holly"
"ACWR5","Acourtia wrightii (A. Gray) Reveal & King","pink perezia"
"ACROP","Acroptilon Cass.","Acroptilon"
"ACRE3","Acroptilon repens (L.) DC.","Russian knapweed"
"ADENO5","Adenophyllum Pers.","Adenophyllum"
"ADCO2","Adenophyllum cooperi (A. Gray) Strother","Cooper dogweed"
"ADPO","Adenophyllum porophylloides (A. Gray) Strother","San Felipe dogweed"
"AEGIL","Aegilops L.","Aegilops"
"AECY","Aegilops cylindrica Host","jointed goatgrass"
"AGAST","Agastache Clayton ex Gronov.","Agastache"
"AGBR","Agastache breviflora (A. Gray) Epling","Trans-Pecos giant hyssop"
"AGMI","Agastache micrantha (A. Gray) Woot. & Standl.","white giant hyssop"
"AGPA11","Agastache pallida (Lindl.) Cory","pale giant hyssop"
"AGPA","Agastache pallidiflora (A. Heller) Rydb.","Bill Williams giant hyssop"
"AGRU","Agastache rupestris (Greene) Standl.","threadleaf giant hyssop"
"AGWR","Agastache wrightii (Greenm.) Woot. & Standl.","Sonoran giant hyssop"
"AGAVE","Agave L.","Agave"
"AGAM","Agave americana L.","American agave"
"AGAR3","Agave arizonica Gentry & J.Z. Weber, database artifact","Arizona agave"
"AGMC","Agave mckelveyana Gentry, nom. nud.","McKelvey agave"
"AGPA3","Agave palmeri Engelm.","Palmer agave"
"AGPA5","Agave parviflora Torr.","smallflower agave"
"AGSC3","Agave schottii Engelm.","Schott agave"
"AGTO","Agave toumeyana Trel. ex Standl.","Toumey agave"
"AGUT","Agave utahensis Engelm.","Utah agave"
"AGERA2","Ageratina Spach","Ageratina"
"AGHE5","Ageratina herbacea (A. Gray) King & H. Rob.","fragrant snakeroot"
"AGOSE","Agoseris Raf.","Agoseris"
"AGAU2","Agoseris aurantiaca (Hook.) Greene","orange mountain-dandelion"
"AGGL","Agoseris glauca (Pursh) Raf.","pale mountain-dandelion"
"AGRIM","Agrimonia L.","Agrimonia"
"AGST","Agrimonia striata Michx.","roadside agrimony"
"AGROP2","Agropyron Gaertn.","Agropyron"
"AGDE2","Agropyron desertorum (Fisch. ex Link) Schult.","desert wheatgrass"
"AGROS2","Agrostis L.","Agrostis"
"AGEX","Agrostis exarata Trin.","spike bentgrass"
"AGGI2","Agrostis gigantea Roth","water bentgrass"
"AGID","Agrostis idahoensis Nash","Idaho bentgrass"
"AGSC5","Agrostis scabra Willd.","rough bentgrass"
"ALHAG","Alhagi Gagnebin","Alhagi"
"ALMA12","Alhagi maurorum Medik.","camelthorn"
"ALISM","Alisma L.","Alisma"
"ALGR","Alisma gramineum Lej.","narrowleaf water-plantain"
"ALSU","Alisma subcordatum Raf.","American water-plantain"
"ALTR7","Alisma triviale Pursh","northern water-plantain"
"ALLEN","Allenrolfea Kuntze","Allenrolfea"
"ALOC2","Allenrolfea occidentalis (S. Watson) Kuntze","iodinebush"
"ALLIO","Allionia L.","Allionia"
"ALIN","Allionia incarnata L.","trailing four o'clock"
"ALLIU","Allium L.","Allium"
"ALCE2","Allium cernuum Roth","New Mexico nodding onion"
"ALGE","Allium geyeri S. Watson","Geyer onion"
"ALMA4","Allium macropetalum Rydb.","largeflower onion"
"ALNUS","Alnus Mill.","Alnus"
"ALINT","Alnus incana (L.) Moench ssp. tenuifolia (Nutt.) Breitung","thinleaf mountain alder"
"ALOB2","Alnus oblongifolia Torr.","Arizona alder"
"ALOPE","Alopecurus L.","Alopecurus"
"ALCA4","Alopecurus carolinianus Walter","Carolina foxtail"
"ALGE2","Alopecurus geniculatus L.","water foxtail"
"ALOYS","Aloysia Juss.","Aloysia"
"ALGR2","Aloysia gratissima (Gillies & Hook.) Troncoso","bee blossom"
"ALWR","Aloysia wrightii (A. Gray) A. Heller","mintbush lippia"
"AMARA","Amaranthus L.","Amaranthus"
"AMAL","Amaranthus albus L.","prostrate pigweed"
"AMBL","Amaranthus blitoides S. Watson","mat pigweed"
"AMCR","Amaranthus crassipes Schltdl.","spreading pigweed"
"AMFI","Amaranthus fimbriatus (Torr.) Benth. ex S. Watson","fringed pigweed"
"AMPA","Amaranthus palmeri S. Watson","carelessweed"
"AMBRO","Ambrosia L.","Ambrosia"
"AMAM2","Ambrosia ambrosioides (Cav.) Payne","canyon ragweed"
"AMAR2","Ambrosia artemisiifolia L.","common ragweed"
"AMCO3","Ambrosia confertiflora DC.","slimleaf bursage"
"AMDE4","Ambrosia deltoidea (Torr.) Payne","triangle bursage"
"AMDU2","Ambrosia dumosa (A. Gray) Payne","white bursage"
"AMPS","Ambrosia psilostachya DC.","western ragweed"
"AMTR","Ambrosia trifida L.","giant ragweed"
"AMELA","Amelanchier Medik.","Amelanchier"
"AMPU5","Amelanchier pumila (Torr. & A. Gray) Nutt. ex M. Roem.","dwarf serviceberry"
"AMUT","Amelanchier utahensis Koehne","Utah serviceberry"
"AMORE","Amoreuxia Moc. & Sessé ex DC.","Amoreuxia"
"AMGO","Amoreuxia gonzalezii Sprague & Riley","Santa Rita throw-up weed"
"AMPA3","Amoreuxia palmatifida Moc. & Sessé ex DC.","throw-up weed"
"AMORP","Amorpha L.","Amorpha"
"AMCA5","Amorpha californica Nutt.","California false indigobush"
"AMFR","Amorpha fruticosa L.","desert false indigobush"
"AMSIN","Amsinckia Lehm.","Amsinckia"
"AMME","Amsinckia menziesii (Lehm.) A. Nelson & J.F. Macbr.","Menzies fiddleneck"
"AMTE3","Amsinckia tessellata A. Gray","western fiddleneck"
"AMSON","Amsonia Walter","Amsonia"
"AMGR4","Amsonia grandiflora Alexander","Arizona bluestar"
"AMPA5","Amsonia palmeri A. Gray","Palmer bluestar"
"AMTO2","Amsonia tomentosa Torr. & Frém.","woolly bluestar"
"ANDRO2","Andropogon L.","Andropogon"
"ANEMO","Anemone L.","Anemone"
"ANCY","Anemone cylindrica A. Gray","candle anemone"
"ANMU","Anemone multifida Poir.","red anemone"
"ANTU","Anemone tuberosa Rydb.","desert anemone"
"ANEMO3","Anemopsis Hook. & Arn.","Anemopsis"
"ANCA10","Anemopsis californica (Nutt.) Hook. & Arn.","yerba mansa"
"ANGEL","Angelica L.","Angelica"
"ANPI2","Angelica pinnata S. Watson","wild celery"
"APGR2","Apium graveolens L.","wild celery"
"ANISA","Anisacanthus Nees","Anisacanthus"
"ANTH2","Anisacanthus thurberi (Torr.) A. Gray","desert-honeysuckle"
"ANODA","Anoda Cav.","Anoda"
"ANAB","Anoda abutiloides A. Gray","Indian anoda"
"ANCR2","Anoda cristata (L.) Schltdl.","spurred anoda"
"ANTEN","Antennaria Gaertn.","Antennaria"
"ANPA4","Antennaria parvifolia Nutt.","small leaf pussytoes"
"ANRO3","Antennaria rosulata Rydb.","Kaibab pussytoes"
"APIUM","Apium L.","Apium"
"APOCY","Apocynum L.","Apocynum"
"APAN2","Apocynum androsaemifolium L.","spreading dogbane"
"APCA","Apocynum cannabinum L.","Indianhemp dogbane"
"AQUIL","Aquilegia L.","Aquilegia"
"AQCA2","Aquilegia caerulea James, orth. var.","Colorado blue columbine"
"AQCH","Aquilegia chrysantha A. Gray","golden columbine"
"AQDE","Aquilegia desertorum (M.E. Jones) Cockerell ex A. Heller","desert columbine"
"AQEL","Aquilegia elegantula Greene","western red columbine"
"AQLO","Aquilegia longissima A. Gray","longspur columbine"
"AQTR","Aquilegia triternata Payson","red columbine"
"ARBUT","Arbutus L.","Arbutus"
"ARAR2","Arbutus arizonica (A. Gray) Sarg.","Arizona madrone"
"ARCEU","Arceuthobium M. Bieb.","Arceuthobium"
"ARDI3","Arceuthobium divaricatum Engelm.","pinyon dwarf mistletoe"
"ARMI8","Arceuthobium microcarpum (Engelm.) Hawksw. & Wiens","western spruce dwarf mistletoe"
"ARVA","Arceuthobium vaginatum (Willd.) J. Presl","pineland dwarf mistletoe"
"ARCTO","Arctomecon Torr. & Frém.","Arctomecon"
"ARCA4","Arctomecon californica Torr. & Frém.","California bearpoppy"
"ARCTO3","Arctostaphylos Adans.","Arctostaphylos"
"ARPA6","Arctostaphylos patula Greene","greenleaf manzanita"
"ARPR","Arctostaphylos pringlei Parry","Pringle manzanita"
"ARPU5","Arctostaphylos pungens Kunth","pointleaf manzanita"
"ARENA","Arenaria L.","Arenaria"
"ARFE3","Arenaria fendleri A. Gray","Fendler sandwort"
"ARMA3","Arenaria macradenia S. Watson","Mojave sandwort"
"ARGEM","Argemone L.","Argemone"
"ARAR4","Argemone arizonica G.B. Ownbey","Arizona pricklypoppy"
"ARCO6","Argemone corymbosa Greene","Mojave pricklypoppy"
"ARPL3","Argemone pleiacantha Greene","bluestem pricklypoppy"
"ARPO2","Argemone polyanthemos (Fedde) G.B. Ownbey","crested pricklypoppy"
"ARIST","Aristida L.","Aristida"
"ARAD","Aristida adscensionis L.","sixweeks threeawn"
"ARCAG","Aristida californica Thurb. ex S. Watson var. glabrata Vasey","Santa Rita threeawn"
"ARPUF","Aristida purpurea Nutt. var. fendleriana (Steud.) Vasey","Fendler threeawn"
"ARPUL","Aristida purpurea Nutt. var. longiseta (Steud.) Vasey","red threeawn"
"ARPUP5","Aristida purpurea Nutt. var. parishii (Hitchc.) Allred","Parish threeawn"
"ARTE3","Aristida ternipes Cav.","spidergrass"
"ARTET","Aristida ternipes Cav. var. ternipes","spidergrass"
"ARTEG","Aristida ternipes Cav. var. gentilis (Henr.) Allred","mesa threeawn"
"ARRHE","Arrhenatherum P. Beauv.","Arrhenatherum"
"AREL3","Arrhenatherum elatius (L.) P. Beauv. ex J. Presl & C. Presl","tall oatgrass"
"ARTEM","Artemisia L.","Artemisia"
"ARBI3","Artemisia bigelovii A. Gray","Bigelow sagebrush"
"ARCA13","Artemisia cana Pursh","silver sagebrush"
"ARDR4","Artemisia dracunculus L.","tarragon"
"ARFR3","Artemisia franserioides Greene","ragweed sagewort"
"ARLU","Artemisia ludoviciana Nutt.","Louisiana sagewort"
"ARTR2","Artemisia tridentata Nutt.","big sagebrush"
"ARUND4","Arundo L.","Arundo"
"ARDO4","Arundo donax L.","giant reed"
"ASANT2","Asanthus King & H. Rob.","Asanthus"
"ASSQ","Asanthus squamulosus (A. Gray) King & H. Rob.","Mule Mountain brickellbrush"
"ASCLE","Asclepias L.","Asclepias"
"ASAS","Asclepias asperula (Decne.) Woodson","spider milkweed"
"ASLI6","Asclepias linaria Cav.","pineneedle milkweed"
"ASSU","Asclepias subulata Decne.","rush milkweed"
"ASSU2","Asclepias subverticillata (A. Gray) Vail","horsetail milkweed"
"ASTU","Asclepias tuberosa L.","butterfly milkweed"
"ASPAR","Asparagus L.","Asparagus"
"ASOF","Asparagus officinalis L.","garden asparagus"
"ASTRA","Astragalus L.","Astralagus"
"ASAL6","Astragalus allochrous A. Gray","halfmoon milkvetch"
"ASAM5","Astragalus amphioxys A. Gray","crescent milkvetch"
"ASAR4","Astragalus argophyllus Nutt.","silverleaf milkvetch"
"ASAR6","Astragalus arizonicus A. Gray","Arizona milkvetch"
"ASCO6","Astragalus coccineus Brandegee","scarlet milkvetch"
"ASDE3","Astragalus desperatus M.E. Jones","rimrock milkvetch"
"ASIN6","Astragalus insularis Kellogg","Cedros milkvetch"
"ASINH","Astragalus insularis Kellogg var. harwoodii Munz & McBurney","Harwood milkvetch"
"ASLE8","Astragalus lentiginosus Douglas ex Hook.","freckled milkvetch"
"ASMO7","Astragalus mollissimus Torr.","woolly milkvetch"
"ASNO3","Astragalus nothoxys A. Gray","sheep milkvetch"
"ASNU4","Astragalus nuttallianus DC.","Nuttall milkvetch"
"ASSU6","Astragalus subcinereus A. Gray","Silver milkvetch"
"ASTH","Astragalus thurberi A. Gray","Thurber milkvetch"
"ATRIP","Atriplex L.","Atriplex"
"ATAC","Atriplex acanthocarpa (Torr.) S. Watson","tubercled saltbush"
"ATACA","Atriplex acanthocarpa (Torr.) S. Watson ssp. acanthocarpa","tubercled saltbush"
"ATAR2","Atriplex argentea Nutt.","silverscale saltbush"
"ATAS2","Atriplex asterocarpa Stutz, G.L. Chu & S.C. Sand.","Chinle saltbush"
"ATCAL4","Atriplex canescens (Pursh) Nutt. var. linearis (S. Watson) Munz","thinleaf fourwing saltbush"
"ATCO","Atriplex confertifolia (Torr. & Frém.) S. Watson","shadscale saltbush"
"ATCU","Atriplex cuneata A. Nelson","valley saltbush"
"ATEL","Atriplex elegans (Moq.) D. Dietr.","wheelscale saltbush"
"ATGR2","Atriplex griffithsii Standl.","Griffiths saltbush"
"ATHY","Atriplex hymenelytra (Torr.) S. Watson","desertholly saltbush"
"ATLE","Atriplex lentiformis (Torr.) S. Watson","quailbush"
"ATOB","Atriplex obovata Moq.","mound saltbush"
"ATPO","Atriplex polycarpa (Torr.) S. Watson","desert saltbush"
"ATTO","Atriplex torreyi (S. Watson) S. Watson","Torrey saltbush"
"ATWR","Atriplex wrightii S. Watson","Wright saltbush"
"AVENA","Avena L.","Avena"
"AVFA","Avena fatua L.","wild oats"
"AYENI","Ayenia L.","Ayenia"
"AYAR","Ayenia ardua Cristobal","wingstem ayenia"
"AYCO","Ayenia compacta Rose","compact ayenia"
"AYGL","Ayenia glabra S. Watson","smooth ayenia"
"AYMI","Ayenia microphylla A. Gray","shrubby ayenia"
"BACCH","Baccharis L.","Baccharis"
"BAPT","Baccharis pteronioides DC.","yerba de pasmo baccharis"
"BASA4","Baccharis salicifolia (Ruiz & Pav.) Pers.","seepwillow baccharis"
"BASA2","Baccharis sarothroides A. Gray","desert broom baccharis"
"BAHIA","Bahia Lag.","Bahia"
"BAAB","Bahia absinthifolia Benth.","hairyseed bahia"
"BAILE","Baileya Harv. & A. Gray ex A. Gray","Baileya"
"BAMU","Baileya multiradiata Harv. & A. Gray ex A. Gray","desert marigold"
"BALSA","Balsamorhiza Nutt.","Balsamorhiza"
"BAHO","Balsamorhiza hookeri (Hook.) Nutt.","Hooker balsamroot"
"BASSI","Bassia All.","Bassia"
"BAHY","Bassia hyssopifolia (Pall.) Kuntz","smotherweed"
"BEBBI","Bebbia (Benth.) Greene","Bebbia"
"BEJU","Bebbia juncea (Benth.) Greene","sweetbush bebbia"
"BERBE","Berberis L.","Berberis"
"BEHA2","Berberis harrisoniana Kearney & Peebles","red barberry"
"BEWI","Berberis wilcoxii Kearney","Wilcox hollygrape"
"BERUL","Berula Besser ex W.D.J. Koch","Berula"
"BEER","Berula erecta (Huds.) Coville","cutleaf waterparsnip"
"BETUL","Betula L.","Betula"
"BIDEN","Bidens L.","Bidens"
"BIAU","Bidens aurea (Aiton) Sherff","Arizona beggartick"
"BIBI","Bidens bigelovii A. Gray","stickseed beggartick"
"BIBI7","Bidens bipinnata L.","Spanish needles beggartick"
"BIFR","Bidens frondosa L.","devil's beggartick"
"BILA","Bidens laevis (L.) Britton, Sterns & Poggenb.","smooth beggartick"
"BIPI","Bidens pilosa L.","hairy beggartick"
"BITE","Bidens tenuisecta A. Gray","slimlobe beggartick"
"BLEPH4","Blepharoneuron Nash","Blepharoneuron"
"BOERH2","Boerhavia L.","Boerhavia"
"BOCO","Boerhavia coccinea Mill.","scarlet spiderling"
"BOCO2","Boerhavia coulteri (Hook. f.) S. Watson","Coulter spiderling"
"BOER","Boerhavia erecta L.","erect spiderling"
"BOIN","Boerhavia intermedia M.E. Jones","fivewing spiderling"
"BOSP","Boerhavia spicata Choisy","creeping spiderling"
"BOTHR","Bothriochloa Kuntze","Bothriochloa"
"BOBA3","Bothriochloa barbinodis (Lag.) Herter","cane beardgrass"
"BOIS","Bothriochloa ischaemum (L.) Keng","yellow bluestem"
"BOISS","Bothriochloa ischaemum (L.) Keng var. songarica (Rupr. ex Fisch. & C.A. Mey.) Celarier & Harlan","yellow bluestem"
"BOLA2","Bothriochloa laguroides (DC.) Herter","silver beardgrass"
"BOUTE","Bouteloua Lag.","Bouteloua"
"BOAR","Bouteloua aristidoides (Kunth) Griseb.","sixweeks needle grama"
"BOEL","Bouteloua eludens Griffiths","Santa Rita grama"
"BORE2","Bouteloua repens (Kunth) Scribn. & Merr.","slender grama"
"BORO2","Bouteloua rothrockii Vasey","Rothrock grama"
"BOTR2","Bouteloua trifida Thurb.","red grama"
"BOUVA","Bouvardia Salisb.","Bouvardia"
"BOTE2","Bouvardia ternifolia (Cav.) Schltdl.","scarlet bouvardia"
"BOWLE","Bowlesia Ruiz & Pav.","Bowlesia"
"BOIN3","Bowlesia incana Ruiz & Pav.","hairy bowlesia"
"BRASS2","Brassica L.","Brassica"
"BRJU","Brassica juncea (L.) Czern.","Chinese mustard"
"BRNI","Brassica nigra (L.) W.D.J. Koch","black mustard"
"BRRA","Brassica rapa L.","yellow field mustard"
"BRRAR","Brassica rapa L. var. rapa","yellow field mustard"
"BRTO","Brassica tournefortii Gouan","Asian mustard"
"BRICK","Brickellia Elliott","Brickellia"
"BRCA3","Brickellia californica (Torr. & A. Gray) A. Gray","California brickellbush"
"BRCO","Brickellia coulteri A. Gray","Coulter brickellbush"
"BRDE3","Brickellia desertorum Coville","desert brickellbush"
"BRFL","Brickellia floribunda A. Gray","bigleaf brickellbush"
"BRFR","Brickellia frutescens A. Gray","shrubby brickellbush"
"BRGR","Brickellia grandiflora (Hook.) Nutt.","tasselflower brickellbush"
"BRIN","Brickellia incana A. Gray","white brickellbush"
"BROMU","Bromus L.","Bromus"
"BRAR4","Bromus arizonicus (Shear) Stebbins","Arizona brome"
"BRAR5","Bromus arvensis L.","field brome"
"BRCA6","Bromus catharticus Vahl","rescue brome"
"BRDI3","Bromus diandrus Roth","ripgut brome"
"BRFR2","Bromus frondosus (Shear) Woot. & Standl.","weeping brome"
"BRHO2","Bromus hordeaceus L.","soft brome"
"BRJA","Bromus japonicus Thunb.","Japanese chess"
"BRPO2","Bromus porteri (J.M. Coult.) Nash","nodding brome"
"BRRU2","Bromus rubens L.","red brome"
"BRSE","Bromus secalinus L.","chess brome"
"BUDDL2","Buddleja L.","Buddleja"
"BUSE","Buddleja sessiliflora Kunth","Rio Grande butterflybush"
"BUUT","Buddleja utahensis Coville","Utah butterflybush"
"BURSE","Bursera Jacq. ex L.","Bursera"
"BUFA","Bursera fagaroides (Kunth) Engl.","copal"
"BUMI","Bursera microphylla A. Gray","elephant tree"
"CAESA","Caesalpinia L.","Caesalpinia"
"CAGI","Caesalpinia gilliesii (Wall. ex Hook.) Wall. ex D. Dietr.","yellow bird of paradise"
"CALAM","Calamagrostis Adans.","Calamagrostis"
"CASC","Calamagrostis scopulorum M.E. Jones","ditch reedgrass"
"CAST36","Calamagrostis stricta (Timm) Koeler","slimstem reedgrass"
"CALAM2","Calamovilfa (A. Gray) Hack. ex Scribn. & Southworth","Calamovilfa"
"CALLI","Calliandra Benth.","Calliandra"
"CAER","Calliandra eriophylla Benth.","false mesquite"
"CAHU","Calliandra humilis Benth.","dwarf false mesquite"
"CALOC","Calochortus Pursh","Calochortus"
"CAKE","Calochortus kennedyi Porter","desert mariposa lily"
"CANU3","Calochortus nuttallii Torr. & A. Gray","sego lily"
"CALYC4","Calycoseris A. Gray","Calycoseris"
"CAPA7","Calycoseris parryi A. Gray","yellow tackstem"
"CAWR","Calycoseris wrightii A. Gray","white tackstem"
"CALYL","Calylophus Spach","Calylophus"
"CAHA14","Calylophus hartwegii (Benth.) P.H. Raven","Hartweg sundrops"
"CAMIS","Camissonia Link","Camissonia"
"CABO7","Camissonia boothii (Douglas ex Lehm.) P.H. Raven","woody bottlewasher suncup"
"CABR23","Camissonia brevipes (A. Gray) P.H. Raven","golden suncup"
"CACA32","Camissonia californica (Nutt. ex Torr. & A. Gray) P.H. Raven","California suncup"
"CAHO3","Canotia holacantha Torr.","Canotia"
"CANOT","Canotia Torr.","Canotia"
"CAPSE","Capsella Medik.","Capsella"
"CABU2","Capsella bursa-pastoris (L.) Medik.","shepherd's purse"
"CAPSI","Capsicum L.","Capsicum"
"CAAN4","Capsicum annuum L.","cayenne pepper"
"CARDU","Carduus L.","Carduus"
"CANU4","Carduus nutans L.","musk thistle"
"CAREX","Carex L.","Carex"
"CAAG","Carex agrostoides Mack.","grassleaf sedge"
"CABE3","Carex bella L.H. Bailey","showy sedge"
"CADO2","Carex douglasii Boott","Douglas sedge"
"CALE8","Carex lenticularis Michx.","lakeshore sedge"
"CAMI7","Carex microptera Mack.","smallwing sedge"
"CAPR5","Carex praegracilis W. Boott","clustered field sedge"
"CASC12","Carex scopulorum T. Holm","mountain sedge"
"CAVE6","Carex vesicaria L.","blister sedge"
"CARLO","Carlowrightia A. Gray","Carlowrightia"
"CAAR7","Carlowrightia arizonica A. Gray","Arizona carlowrightia"
"CALI2","Carlowrightia linearifolia (Torr.) A. Gray","narrowleaf carlowrightia"
"CARNE","Carnegia Britton & Rose, orth. var.","Carnegia"
"CASTE2","Castela Turp.","Castela"
"CASTI2","Castilleja Mutis ex L. f.","Castilleja"
"CAAP4","Castilleja applegatei Fernald","wavyleaf Indian paintbrush"
"CAAT25","Castilleja attenuata (A. Gray) T.I. Chuang & Heckard","attenuate Indian paintbrush"
"CAEX14","Castilleja exserta (A. Heller) T.I. Chuang & Heckard","owlclover Indian paintbrush"
"CAIN14","Castilleja integra A. Gray","grayleaf Indian paintbrush"
"CALA24","Castilleja lanata A. Gray","woolly Indian paintbrush"
"CALI5","Castilleja lineata Greene","marshmeadow Indian paintbrush"
"CAMI12","Castilleja miniata Douglas ex Hook.","giant red Indian paintbrush"
"CAMI13","Castilleja minor (A. Gray) A. Gray","alkali Indian paintbrush"
"CATAL","Catalpa Scop.","Catalpa"
"CABI8","Catalpa bignonioides Walter","southern catalpa"
"CATHE","Cathestecum J. Presl","Cathestecum"
"CAER2","Cathestecum erectum Vasey & Hack.","false grama"
"CEANO","Ceanothus L.","Ceanothus"
"CEFE","Ceanothus fendleri A. Gray","Fendler ceanothus"
"CEGR","Ceanothus greggii A. Gray","desert ceanothus"
"CEIN3","Ceanothus integerrimus Hook. & Arn.","deerbrush ceanothus"
"CELTI","Celtis L.","Celtis"
"CELA","Celtis laevigata Willd.","netleaf hackberry"
"CEPA8","Celtis pallida Torr.","desert hackberry"
"CENCH","Cenchrus L.","Cenchrus"
"CEEC","Cenchrus echinatus L.","southern sandbur"
"CELO3","Cenchrus longispinus (Hack.) Fernald","longspine sandbur"
"CENTA","Centaurea L.","Centaurea"
"CEBI2","Centaurea biebersteinii DC.","spotted knapweed"
"CEDI3","Centaurea diffusa Lam.","diffuse knapweed"
"CEME2","Centaurea melitensis L.","Maltese star thistle"
"CESO3","Centaurea solstitialis L.","yellow star thistle"
"CEPHA","Cephalanthus L.","Cephalanthus"
"CEOC2","Cephalanthus occidentalis L.","buttonbush"
"CERAS","Cerastium L.","Cerastium"
"CEAR4","Cerastium arvense L.","field chickweed"
"CEBE2","Cerastium beeringianum Cham. & Schltdl.","Bering chickweed"
"CEFO2","Cerastium fontanum Baumg.","common chickweed"
"CEGR7","Cerastium gracile Dufour","slender chickweed"
"CETE3","Cerastium texanum Britton","Texas chickweed"
"CERCI2","Cercis L.","Cercis"
"CERCO","Cercocarpus Kunth","Cercocarpus"
"CEIN7","Cercocarpus intricatus S. Watson","littleleaf mountain-mahogany"
"CELE3","Cercocarpus ledifolius Nutt.","curlleaf mountain-mahogany"
"CEMO2","Cercocarpus montanus Raf.","alderleaf mountain-mahogany"
"CEMOG","Cercocarpus montanus Raf. var. glaber (S. Watson) F.L. Martin","birchleaf mountain-mahogany"
"CHAEN","Chaenactis DC.","Chaenactis"
"CHDO","Chaenactis douglasii (Hook.) Hook. & Arn.","Douglas pincushion flower"
"CHFR","Chaenactis fremontii A. Gray","desert pincushion flower"
"CHMA","Chaenactis macrantha D.C. Eaton","largehead pincushion flower"
"CHAMA2","Chamaebatiaria (Porter) Maxim.","Chamaebatiaria"
"CHMI2","Chamaebatiaria millefolium (Torr.) Maxim.","fernbush"
"CHAMA15","Chamaesyce Gray","Chamaesyce"
"CHAL11","Chamaesyce albomarginata (Torr. & A. Gray) Small","whitemargin spurge"
"CHGR17","Chamaesyce gracillima (S. Watson) Millsp.","Mexican spurge"
"CHHY3","Chamaesyce hyssopifolia (L.) Small","leafy spurge"
"EUES","Euphorbia esula L.","leafy spurge"
"CHMA15","Chamaesyce maculata (L.) Small","spotted spurge"
"CHPO12","Chamaesyce polycarpa (Benth.) Millsp. ex Parish","smallseed spurge"
"CHPR6","Chamaesyce prostrata (Aiton) Small","prostrate spurge"
"CHSE4","Chamaesyce serpens (Kunth) Small","matted spurge"
"CHSE6","Chamaesyce serpyllifolia (Pers.) Small","thymeleaf spurge"
"CHST8","Chamaesyce stictospora (Engelm.) Small","slimseed spurge"
"CHENO","Chenopodium L.","Chenopodium"
"CHAL7","Chenopodium album L.","common lambsquarters"
"CHAM","Chenopodium ambrosioides L.","Mexican tea goosefoot"
"CHCA4","Chenopodium capitatum (L.) Asch.","strawberry blite goosefoot"
"CHDE","Chenopodium desiccatum A. Nelson","narrowleaf goosefoot"
"CHLE4","Chenopodium leptophyllum (Moq.) Nutt. ex S. Watson","narrowleaf goosefoot"
"CHFR3","Chenopodium fremontii S. Watson","Fremont goosefoot"
"CHIN2","Chenopodium incanum (S. Watson) A. Heller","mealy goosefoot"
"CHMU2","Chenopodium murale L.","nettleleaf goosefoot"
"CHNE3","Chenopodium neomexicanum Standl.","New Mexico goosefoot"
"CHPR5","Chenopodium pratericola Rydb.","desert goosefoot"
"CHWA","Chenopodium watsonii A. Nelson","Watson goosefoot"
"CHILO","Chilopsis D. Don","Chilopsis"
"CHLI2","Chilopsis linearis (Cav.) Sweet","desert-willow"
"CHLOR","Chloris Sw.","Chloris"
"CHCR","Chloris crinita Lag.","twoflower chloris"
"CHGA2","Chloris gayana Kunth","Rhodes windmillgrass"
"CHORI2","Chorizanthe R. Br. ex Benth.","Chorizanthe"
"CHBR","Chorizanthe brevicornu Torr.","brittle spineflower"
"CHCO6","Chorizanthe corrugata (Torr.) Torr. & A. Gray","wrinkled spineflower"
"CHRI","Chorizanthe rigida (Torr.) Torr. & A. Gray","turkshead"
"CHWA2","Chorizanthe watsonii Torr. & A. Gray","fivetooth spineflower"
"CHRYS2","Chrysanthemum L.","Chrysanthemum"
"CHCO7","Chrysanthemum coronarium L.","crowndaisy"
"CHRYS9","Chrysothamnus Nutt.","Chrysothamnus"
"CHBA11","Chrysothamnus baileyi Woot. & Standl.","Bailey rabbitbrush"
"CHGR6","Chrysothamnus greenei (A. Gray) Greene","Greene rabbitbrush"
"CHLI3","Chrysothamnus linifolius Greene","spearleaf rabbitbrush"
"CHVI8","Chrysothamnus viscidiflorus (Hook.) Nutt.","Douglas rabbitbrush"
"CICHO","Cichorium L.","Cichorium"
"CIIN","Cichorium intybus L.","chicory"
"CICUT","Cicuta L.","Cicuta"
"CIMA2","Cicuta maculata L.","spotted water hemlock"
"CIRSI","Cirsium Mill.","Cirsium"
"CIAR3","Cirsium arizonicum (A. Gray) Petr.","Arizona thistle"
"CIAR4","Cirsium arvense (L.) Scop.","Canada thistle"
"CIDR2","Cirsium drummondii Torr. & A. Gray","dwarf thistle"
"CIOC2","Cirsium ochrocentrum A. Gray","yellowspine thistle"
"CIPA","Cirsium parryi (A. Gray) Petr.","Parry thistle"
"CIUN","Cirsium undulatum (Nutt.) Spreng.","wavyleaf thistle"
"CIVU","Cirsium vulgare (Savi) Ten.","bull thistle"
"CIWH","Cirsium wheeleri (A. Gray) Petr.","Wheeler thistle"
"CLEMA","Clematis L.","Clematis"
"CLDR","Clematis drummondii Torr. & A. Gray","Drummond virginsbower"
"CLHI","Clematis hirsutissima Pursh","hairy virginsbower"
"CLLI2","Clematis ligusticifolia Nutt.","western white virginsbower"
"CLPA","Clematis palmeri Rose","Palmer virginsbower"
"CLEOM","Cleome L.","Cleome"
"CLIS","Cleome isomeris Greene","burrofat"
"CLLU2","Cleome lutea Hook.","yellow beeplant"
"CLMU","Cleome multicaulis DC.","slender spiderflower"
"CLITO","Clitoria L.","Clitoria"
"CLMA4","Clitoria mariana L.","Atlantic pigeonwings"
"CNIDO","Cnidoscolus Pohl","Cnidoscolus"
"CNAN","Cnidoscolus angustidens Torr.","mala mujer"
"COLEO","Coleogyne Torr.","Coleogyne"
"CORA","Coleogyne ramosissima Torr.","blackbrush"
"COMAN","Comandra Nutt.","Comandra"
"COUM","Comandra umbellata (L.) Nutt.","bastard toadflax"
"COMME","Commelina L.","Commelina"
"CODI4","Commelina dianthifolia Delile","birdbill dayflower"
"COER","Commelina erecta L.","whitemouth dayflower"
"CONDA","Condalia Cav.","Condalia"
"COER5","Condalia ericoides (A. Gray) M.C. Johnst.","javelina bush"
"COGL","Condalia globosa I.M. Johnst.","bitter condalia"
"COSP3","Condalia spathulata A. Gray","knifeleaf condalia"
"COWA","Condalia warnockii M.C. Johnst.","Mexican crucillo"
"CONIO","Conioselinum Hoffm.","Conioselinum"
"COME2","Conioselinum mexicanum J.M. Coult. & Rose","Mexican hemlock-parsley"
"COSC2","Conioselinum scopulorum (A. Gray) J.M. Coult. & Rose","Rocky Mountain hemlock-parsley"
"CONIU","Conium L.","Conium"
"COMA2","Conium maculatum L.","poison hemlock"
"CONVO","Convolvulus L.","Convolvulus"
"COAR4","Convolvulus arvensis L.","field bindweed"
"COEQ","Convolvulus equitans Benth.","hoary bindweed"
"CONYZ","Conyza Less.","Conyza"
"COBO","Conyza bonariensis (L.) Cronquist","asthma horseweed"
"COCA5","Conyza canadensis (L.) Cronquist","Canadian horseweed"
"CORAL2","Corallorrhiza Gagnebin, orth. rej.","Corallorrhiza"
"COWI2","Corallorrhiza wisteriana Conrad, orth. var.","spring coralroot"
"CORDI","Cordia L.","Cordia"
"COPA16","Cordia parvifolia A. DC.","small leaf cordia"
"CORDY","Cordylanthus Nutt. ex Benth.","Cordylanthus"
"COPA9","Cordylanthus parviflorus (Ferris) Wiggins","purple birdsbeak"
"COWR2","Cordylanthus wrightii A. Gray","Wright birdsbeak"
"COREO2","Coreopsis L.","Coreopsis"
"COCA8","Coreopsis californica (Nutt.) H. Sharsm.","California tickseed"
"CODO2","Coreopsis douglasii (DC.) H.M. Hall","Douglas tickseed"
"COTI3","Coreopsis tinctoria Nutt.","golden tickseed"
"CORNU","Cornus L.","Cornus"
"COSE16","Cornus sericea L.","redosier dogwood"
"CORYD","Corydalis DC.","Corydalis"
"COCU2","Corydalis curvisiliqua Engelm.","curvepod corydalis"
"CORYP","Coryphantha (Engelm.) Lem.","Coryphantha"
"CORE3","Coryphantha recurvata (Engelm.) Britton & Rose","Santa Cruz beehive cactus"
"COSCR","Coryphantha scheeri (Muehlenpf.) L.D. Benson var. robustispina (Schott ex Engelm.) L.D. Benson","Pima pineapple cactus"
"COSC6","Coryphantha scheeri (Muehlenpf.) L.D. Benson","Pima pineapple cactus"
"COTTE","Cottea Kunth","Cottea"
"COPA13","Cottea pappophoroides Kunth","cotta grass"
"COURS","Coursetia DC.","Coursetia"
"COCA31","Coursetia caribaea (Jacq.) Lavin","anil falso"
"COGL7","Coursetia glabella (A. Gray) Lavin","smooth coursetia"
"COGL8","Coursetia glandulosa A. Gray","samota"
"CRASS","Crassula L.","Crassula"
"CRCO34","Crassula connata (Ruiz & Pav.) A. Berger","sand pygmyweed"
"CRVI6","Crassula viridis (S. Watson) Bywater & Wickens","pricklyseed pygmyweed"
"CRATA","Crataegus L.","Crataegus"
"CRER","Crataegus erythropoda Ashe","cerro hawthorn"
"CRRI","Crataegus rivularis Nutt.","river hawthorn"
"CRWO","Crataegus wootoniana Eggl.","Wooton hawthorn"
"CREPI","Crepis L.","Crepis"
"CRAC2","Crepis acuminata Nutt.","tapertip hawksbeard"
"CRIN4","Crepis intermedia A. Gray","limestone hawksbeard"
"CROC","Crepis occidentalis Nutt.","largeflower hawksbeard"
"CRRU3","Crepis runcinata (James) Torr. & A. Gray","fiddleleaf hawksbeard"
"CROTA","Crotalaria L.","Crotalaria"
"CRPU4","Crotalaria pumila Ortega","low rattlebox"
"CRSA4","Crotalaria sagittalis L.","arrowhead rattlebox"
"CROTO","Croton L.","Croton"
"CRCA5","Croton californicus Müll. Arg.","California croton"
"CRLI2","Croton lindheimerianus Scheele","threeseed croton"
"CRSE11","Croton setigerus Hook.","doveweed croton"
"CRSO","Croton sonorae Torr.","Sonoran croton"
"CRWI2","Croton wigginsii L.C. Wheeler","Wiggins croton"
"CRYPT","Cryptantha Lehm. ex G. Don","Cryptantha"
"CRAL","Cryptantha albida (Kunth) I.M. Johnst.","New Mexico cryptantha"
"CRAN4","Cryptantha angustifolia (Torr.) Greene","popcornflower cryptantha"
"CRCA13","Cryptantha capitata (Eastw.) I.M. Johnst.","capitate cryptantha"
"CRCI3","Cryptantha cinerea (Greene) Cronquist","James cryptantha"
"CRCI2","Cryptantha circumscissa (Hook. & Arn.) I.M. Johnst.","cushion cryptantha"
"CRCR3","Cryptantha crassisepala (Torr. & A. Gray) Greene","thicksepal cryptantha"
"CRFE3","Cryptantha fendleri (A. Gray) Greene","sand dune cryptantha"
"CRGA2","Cryptantha ganderi I.M. Johnst.","Gander cryptantha"
"CRHO3","Cryptantha holoptera (A. Gray) J.F. Macbr.","winged cryptantha"
"CRMA7","Cryptantha maritima (Greene) Greene","Guadalupe cryptantha"
"CRMI","Cryptantha micrantha (Torr.) I.M. Johnst.","redroot cryptantha"
"CRMU2","Cryptantha muricata (Hook. & Arn.) A. Nelson & J.F. Macbr.","pointed cryptantha"
"CRNE2","Cryptantha nevadensis A. Nelson & Kennedy","Nevada cryptantha"
"CRPT","Cryptantha pterocarya (Torr.) Greene","wingnut cryptantha"
"CRRA2","Cryptantha racemosa (S. Watson) Greene","bushy cryptantha"
"CRSE5","Cryptantha setosissima (A. Gray) Payson","bristly cryptantha"
"CRYPT3","Cryptogramma R. Br.","Cryptogramma"
"CRAC3","Cryptogramma acrostichoides R. Br.","American rockbrake"
"CUCUR","Cucurbita L.","Cucurbita"
"CUDI","Cucurbita digitata A. Gray","fingerleaf gourd"
"CUFO","Cucurbita foetidissima Kunth","buffalo gourd"
"CUPA","Cucurbita palmata S. Watson","coyote melon"
"CUPRE","Cupressus L.","Cupressus"
"CUSCU","Cuscuta L.","Cuscuta"
"CUAP","Cuscuta applanata Engelm.","Gila River dodder"
"CUDE2","Cuscuta denticulata Engelm.","smalltooth dodder"
"CUER","Cuscuta erosa Yunck.","Sonoran dodder"
"CUGR","Cuscuta gronovii Willd. ex Schult.","love dodder"
"CUIN","Cuscuta indecora Choisy","largeseed dodder"
"CUOD","Cuscuta odontolepis Engelm.","Santa Rita dodder"
"CUPO2","Cuscuta potosina Schaffn.","globe dodder"
"CUSA","Cuscuta salina Engelm.","saltmarsh dodder"
"CUTU","Cuscuta tuberculata Brandegee","tuber dodder"
"CUUM","Cuscuta umbellata Kunth","flatglobe dodder"
"CYNOD","Cynodon Rich.","Cynodon"
"CYDA","Cynodon dactylon (L.) Pers.","Bermuda grass"
"CYPER","Cyperus L.","Cyperus"
"CYAC2","Cyperus acuminatus Torr. & Hook. ex Torr.","taperleaf flatsedge"
"CYAM","Cyperus amabilis Vahl","foothill flatsedge"
"CYDI4","Cyperus difformis L.","variable flatsedge"
"CYES","Cyperus esculentus L.","yellow nutsedge"
"CYFE2","Cyperus fendlerianus Boeckeler","Fendler flatsedge"
"CYLA2","Cyperus laevigatus L.","smooth flatsedge"
"CYMA4","Cyperus manimae Kunth","smoothstem flatsedge"
"CYNI2","Cyperus niger Ruiz & Pav.","black flatsedge"
"CYOD","Cyperus odoratus L.","fragrant flatsedge"
"CYRO","Cyperus rotundus L.","purple nutsedge"
"CYSP2","Cyperus spectabilis Link","spectacular flatsedge"
"DACTY","Dactylis L.","Dactylis"
"DALEA","Dalea L.","Dalea"
"DAAL","Dalea albiflora A. Gray","whiteflower dalea"
"DAFO","Dalea formosa Torr.","feathery dalea"
"DAGR","Dalea grayi (Vail) L.O. Williams","Gray dalea"
"DALE3","Dalea leporina (Aiton) Bullock","foxtail dalea"
"DAMO","Dalea mollis Benth.","soft dalea"
"DAMO2","Dalea mollissima (Rydb.) Munz","hairy dalea"
"DANE","Dalea neomexicana (A. Gray) Cory","New Mexico dalea"
"DAPR","Dalea pringlei A. Gray","Pringle dalea"
"DAPU4","Dalea pulchra Gentry","Santa Catalina dalea"
"DAPU5","Dalea purpurea Vent.","violet dalea"
"DAVE","Dalea versicolor Zucc.","oakwoods dalea"
"DAWR","Dalea wrightii A. Gray","Wright dalea"
"DANTH","Danthonia DC.","Danthonia"
"DACA3","Danthonia californica Bol.","California oatgrass"
"DASIP","Dasiphora Raf.","Dasiphora"
"DAFL3","Dasiphora floribunda (Pursh) Raf.","shrubby-cinquefoil"
"DASYL","Dasylirion Zucc.","Dasylirion"
"DASYO","Dasyochloa Willd. ex Rydb.","Dasyochloa"
"DAPU7","Dasyochloa pulchella (Kunth) Willd. ex Rydb.","fluffgrass"
"DATUR","Datura L.","Datura"
"DADI2","Datura discolor Bernh.","desert thornapple"
"DAWR2","Datura wrightii Regel","sacred datura"
"DELPH","Delphinium L.","Delphinium"
"DENU2","Delphinium nuttallianum Pritz. ex Walp.","twolobe larkspur"
"DEPA","Delphinium parishii A. Gray","desert larkspur"
"DESC","Delphinium scaposum Greene","barestem larkspur"
"DESC2","Delphinium scopulorum A. Gray","Rocky Mountain larkspur"
"DEWO","Delphinium wootonii Rydb.","Organ Mountain larkspur"
"DESCH","Deschampsia P. Beauv.","Deschampsia"
"DESCU","Descurainia Webb & Bethel.","Descurainia"
"DECA6","Descurainia californica (A. Gray) O.E. Schulz","Sierran tansymustard"
"DEIN5","Descurainia incana (Bernh. ex Fisch. & C.A. Mey.) Dorn","mountain tansymustard"
"DEOB","Descurainia obtusa (Greene) O.E. Schulz","blunt tansymustard"
"DEPI","Descurainia pinnata (Walter) Britton","western tansymustard"
"DESMA","Desmanthus Willd.","Desmanthus"
"DECO4","Desmanthus covillei (Britton & Rose) Wiggins ex B.L. Turner","Coville bundleflower"
"DEGL8","Desmanthus glandulosus (B.L. Turner) Luckow","glandular bundleflower"
"DEVI3","Desmanthus virgatus (L.) Willd.","wild bundleflower"
"DESMO","Desmodium Desv.","Desmodium"
"DEAR2","Desmodium arizonicum S. Watson","Arizona tickclover"
"DEBA3","Desmodium batocaulon A. Gray","bushy tickclover"
"DECI2","Desmodium cinerascens A. Gray","spiked tickclover"
"DEGR2","Desmodium grahamii A. Gray","Graham tickclover"
"DENE","Desmodium neomexicanum A. Gray","New Mexico tickclover"
"DEPS","Desmodium psilocarpum A. Gray","Santa Cruz Island tickclover"
"DEPS2","Desmodium psilophyllum Schltdl.","simpleleaf tickclover"
"DERE4","Desmodium retinens Schltdl.","Santa Rita tickclover"
"DICHE2","Dichelostemma Kunth","Dichelostemma"
"DICA14","Dichelostemma capitatum (Benth.) Alph. Wood","bluedicks"
"DIGIT2","Digitaria Haller","Digitaria"
"DIIS","Digitaria ischaemum (Schreb.) Schreb. ex Muhl.","smooth crabgrass"
"DISA","Digitaria sanguinalis (L.) Scop.","large crabgrass"
"DIMOR","Dimorphocarpa Rollins","Dimorphocarpa"
"DIPI2","Dimorphocarpa pinnatifida Rollins","tansy spectaclepod"
"DIWI2","Dimorphocarpa wislizeni (Engelm.) Rollins","touristplant spectaclepod"
"DIODI","Diodia L.","Diodia"
"DIPSA","Dipsacus L.","Dipsacus"
"DIFU2","Dipsacus fullonum L.","common teasel"
"DISTI","Distichlis Raf.","Distichlis"
"DISP","Distichlis spicata (L.) Greene","desert saltgrass"
"DITHY","Dithyrea Harv.","Dithyrea"
"DICA7","Dithyrea californica Harv.","California spectaclepod"
"DODEC","Dodecatheon L.","Dodecatheon"
"DOPU","Dodecatheon pulchellum (Raf.) Merr.","darkthroat shootingstar"
"DODON","Dodonaea Mill.","Dodonaea"
"DOVI","Dodonaea viscosa (L.) Jacq.","hopseed bush"
"DRABA","Draba L.","Draba"
"DRAL4","Draba albertina Greene","slender draba"
"DRAS","Draba asprella Greene","rough draba"
"DRBR","Draba brachycarpa Nutt. ex Torr. & A. Gray","shortpod draba"
"DRCU","Draba cuneifolia Nutt. ex Torr. & A. Gray","wedgeleaf draba"
"DRSP","Draba spectabilis Greene","showy draba"
"DRYOP2","Dryopetalon A. Gray","Dryopetalon"
"DRRU2","Dryopetalon runcinatum A. Gray","rock mustard"
"DRYOP","Dryopteris Adans.","Dryopteris"
"DRAR3","Dryopteris arguta (Kaulf.) Watt","coastal woodfern"
"DUDLE","Dudleya Britton & Rose","Dudleya"
"DUCO","Dudleya collomiae Rose ex Morton","echeveria"
"DUPU","Dudleya pulverulenta (Nutt.) Britton & Rose","chalk echeveria"
"DURAN","Duranta L.","Duranta"
"DUER","Duranta erecta L.","golden dewdrops"
"DYSSO","Dyssodia Cav.","Dyssodia"
"DYPA","Dyssodia papposa (Vent.) Hitchc.","dogbane dyssodia"
"ECHIN2","Echinocactus Link & Otto","Echinocactus"
"ECHO","Echinocactus horizonthalonius Lem.","turkshead barrel cactus"
"ECPO2","Echinocactus polycephalus Engelm. & J.M. Bigelow","many-headed barrel cactus"
"ECHIN3","Echinocereus Engelm.","Echinocereus"
"ECCO5","Echinocereus coccineus Engelm.","scarlet hedgehog cactus"
"ECDA","Echinocereus dasyacanthus Engelm.","spiny hedgehog cactus"
"ECEN","Echinocereus engelmannii (Parry ex Engelm.) Lem.","Engelmann hedgehog cactus"
"ECFE","Echinocereus fendleri (Engelm.) Sencke ex J.N. Haage","Fendler hedgehog cactus"
"ECNI","Echinocereus nicholii (L.D. Benson) Parfitt","Nichol hedgehog cactus"
"ECPE","Echinocereus pectinatus (Scheidw.) Engelm.","rainbow cactus"
"ECPO6","Echinocereus polyacanthus Engelm.","Mojave mound hedgehog cactus"
"ECRI3","Echinocereus rigidissimus (Engelm.) hort ex F. Haage","rainbow hedgehog cactus"
"ECTR","Echinocereus triglochidiatus Engelm.","claretcup hedgehog cactus"
"ECHIN4","Echinochloa P. Beauv.","Echinochloa"
"ECCO2","Echinochloa colona (L.) Link","junglerice grass"
"ECCR","Echinochloa crus-galli (L.) P. Beauv.","barnyard grass"
"ELAEA","Elaeagnus L.","Elaeagnus"
"ELEOC","Eleocharis R. Br.","Eleocharis"
"ELAC","Eleocharis acicularis (L.) Roem. & Schult.","needle spikerush"
"ELFL","Eleocharis flavescens (Poir.) Urb.","yellow spikerush"
"ELGE","Eleocharis geniculata (L.) Roem. & Schult.","Canada spikerush"
"ELMO","Eleocharis montana (Kunth) Roem. & Schult.","mountain spikerush"
"ELMO2","Eleocharis montevidensis Kunth","sand spikerush"
"ELPA3","Eleocharis palustris (L.) Roem. & Schult.","common spikerush"
"ELPA4","Eleocharis parishii Britton","Parish spikerush"
"ELION","Elionurus Humb. & Bonpl. ex Willd.","Elionurus"
"ELBA","Elionurus barbiculmis Hack.","woolly bunchgrass"
"ELYMU","Elymus L.","Elymus"
"ELPS","Elymus ×pseudorepens (Scribn. & J.G. Sm.) Barkworth & D.R. Dewey [lanceolatus × trachycaulus]","creeping wildrye"
"ELGL","Elymus glaucus Buckley","blue wildrye"
"ELLA3","Elymus lanceolatus (Scribn. & J.G. Sm.) Gould","streambank wheatgrass"
"ELVI3","Elymus virginicus L.","Virginia wildrye"
"ENCEL","Encelia Adans.","Encelia"
"ENFA","Encelia farinosa A. Gray ex Torr.","white brittlebush"
"ENFR","Encelia frutescens (A. Gray) A. Gray","rayless brittlebush"
"ENCEL2","Enceliopsis (A. Gray) A. Nelson","Enceliopsis"
"ENAR","Enceliopsis argophylla (D.C. Eaton) A. Nelson","silverleaf sunray"
"ENGEL","Engelmannia A. Gray ex Nutt.","Engelmannia"
"ENPE4","Engelmannia peristenia (Raf.) Goodman & C.A. Lawson","Engelmann daisy"
"ENNEA","Enneapogon Desv. ex P. Beauv.","Enneapogon"
"EPHED","Ephedra L.","Ephedra"
"EPAS","Ephedra aspera Engelm. ex S. Watson","rough Mormon tea"
"EPNE","Ephedra nevadensis S. Watson","Nevada Mormon tea"
"EPTO","Ephedra torreyana S. Watson","Torrey Mormon tea"
"EPTR","Ephedra trifurca Torr. ex S. Watson","longleaf Mormon tea"
"EPVI","Ephedra viridis Coville","green Mormon tea"
"EQUIS","Equisetum L.","Equisetum"
"EQAR","Equisetum arvense L.","field horsetail"
"EQHY","Equisetum hyemale L.","scouringrush horsetail"
"EQLA","Equisetum laevigatum A. Braun","smooth horsetail"
"ERAGR","Eragrostis von Wolf","Eragrostis"
"ERCU2","Eragrostis curvula (Schrad.) Nees","weeping lovegrass"
"ERLE","Eragrostis lehmanniana Nees","Lehmann lovegrass"
"ERME","Eragrostis mexicana (Hornem.) Link","Mexican lovegrass"
"ERSU","Eragrostis superba Peyr.","Wilman lovegrass"
"ERIAS","Eriastrum Woot. & Standl.","Eriastrum"
"ERDI2","Eriastrum diffusum (A. Gray) H. Mason","miniature woollystar"
"ERER2","Eriastrum eremicum (Jeps.) H. Mason","desert eriastrum"
"ERICA2","Ericameria Nutt.","Ericameria"
"ERCE3","Ericameria cervina (S. Watson) Rydb.","deer goldenbush"
"ERCU7","Ericameria cuneata (A. Gray) McClatchie","cliff goldenbush"
"ERLA12","Ericameria laricifolia (A. Gray) Shinners","turpentine bush"
"ERLI6","Ericameria linearifolia (DC.) Urbatsch & Wussow","narrowleaf goldenbush"
"ERPA29","Ericameria paniculata (A. Gray) Rydb.","Mojave rabbitbrush"
"ERPA30","Ericameria parryi (A. Gray) G.L. Nesom & Baird","Parry rabbitbrush"
"ERIGE2","Erigeron L.","Erigeron"
"ERCA2","Erigeron caespitosus Nutt.","tufted fleabane"
"ERCA4","Erigeron canus A. Gray","hoary fleabane"
"ERCO27","Erigeron concinnus (Hook. & Arn.) Torr. & A. Gray","Navajo fleabane"
"ERDI4","Erigeron divergens Torr. & A. Gray","spreading fleabane"
"EREA","Erigeron eatonii A. Gray","Eaton fleabane"
"ERFO3","Erigeron formosissimus Greene","beautiful fleabane"
"ERNE3","Erigeron neomexicanus A. Gray","oakbelt fleabane"
"EROR5","Erigeron oreophilus Greenm.","chaparral fleabane"
"ERUT","Erigeron utahensis A. Gray","Utah fleabane"
"ERIOC2","Eriochloa Kunth","Eriochloa"
"ERAC4","Eriochloa acuminata (J. Presl) Kunth","southwestern cupgrass"
"ERAR5","Eriochloa aristata Vasey","bearded cupgrass"
"ERCO8","Eriochloa contracta Hitchc.","prairie cupgrass"
"ERLE7","Eriochloa lemmonii Vasey & Scribn.","canyon cupgrass"
"ERIOD","Eriodictyon Benth.","Eriodictyon"
"ERAN2","Eriodictyon angustifolium Nutt.","yerba santa"
"ERIOG","Eriogonum Michx.","Eriogonum"
"ERAL4","Eriogonum alatum Torr.","winged buckwheat"
"ERCO14","Eriogonum corymbosum Benth.","crispleaf buckwheat"
"ERDE6","Eriogonum deflexum Torr.","skeletonweed buckwheat"
"ERDE9","Eriogonum deserticola S. Watson","dune buckwheat"
"ERDI5","Eriogonum divaricatum Hook.","divergent buckwheat"
"ERFA2","Eriogonum fasciculatum Benth.","flattop buckwheat"
"ERIN4","Eriogonum inflatum Torr. & Frém.","desert trumpet buckwheat"
"ERJA","Eriogonum jamesii Benth.","James buckwheat"
"ERRA3","Eriogonum racemosum Nutt.","redroot buckwheat"
"ERTR8","Eriogonum trichopes Torr.","little desert trumpet buckwheat"
"ERUM","Eriogonum umbellatum Torr.","sulphurflower buckwheat"
"ERWR","Eriogonum wrightii Torr. ex Benth.","shrubby buckwheat"
"ERION","Erioneuron Nash","Erioneuron"
"ERIOP2","Eriophyllum Lag.","Eriophyllum"
"ERMU6","Eriophyllum multicaule (DC.) A. Gray","manystem woolly-sunflower"
"ERPR4","Eriophyllum pringlei A. Gray","Pringle woolly-sunflower"
"ERODI","Erodium L'Hér. ex Aiton","Erodium"
"ERCI6","Erodium cicutarium (L.) L'Hér. ex Aiton","redstem filaree"
"ERTE13","Erodium texanum A. Gray","bull filaree"
"ERYSI","Erysimum L.","Erysimum"
"ERYTH","Erythrina L.","Erythrina"
"ERFL7","Erythrina flabelliformis Kearney","coralbean"
"ESCHS","Eschscholzia Cham.","Eschscholzia"
"ESCA2","Eschscholzia californica Cham.","California poppy"
"ESCAM","Eschscholzia californica Cham. ssp. mexicana (Greene) C. Clark","Mexican gold poppy"
"ESGL","Eschscholzia glyptosperma Greene","desert gold poppy"
"ESMI","Eschscholzia minutiflora S. Watson","little gold poppy"
"ESCOB","Escobaria Britton & Rose","Escobaria"
"ESVI2","Escobaria vivipara (Nutt.) Buxbaum","spinystar cactus"
"EUCNI","Eucnide Zucc.","Eucnide"
"EURU5","Eucnide rupestris (Baill.) H.J. Thomp. & Ernst","rocknettle"
"EUUR","Eucnide urens (Parry ex A. Gray) Parry","desert rocknettle"
"EUPHO","Euphorbia L.","Euphorbia"
"EUBI4","Euphorbia bilobata Engelm.","blackseed spurge"
"EUCH2","Euphorbia chamaesula Boiss.","mountain spurge"
"EUDE4","Euphorbia dentata Michx.","toothed spurge"
"EUER2","Euphorbia eriantha Benth.","Mexican poinsettia spurge"
"EUIN2","Euphorbia incisa Engelm.","Mojave spurge"
"EURA2","Euphorbia radians Benth.","sun spurge"
"EUSP","Euphorbia spathulata Lam.","warty spurge"
"EURYO","Euryops (Cass.) Cass.","Euryops"
"EUMU","Euryops multifidus (Thunb.) DC.","sweet resinbush"
"EUSTO","Eustoma Salisb. ex G. Don","Eustoma"
"EUEX5","Eustoma exaltatum (L.) Salisb. ex G. Don","catchfly prairie gentian"
"EVOLV","Evolvulus L.","Evolvulus"
"EVAL","Evolvulus alsinoides (L.) L.","slender evolvulus"
"EVAR","Evolvulus arizonicus A. Gray","hairy evolvulus"
"EVNU","Evolvulus nuttallianus Schult.","prostrate evolvulus"
"EVSE","Evolvulus sericeus Sw.","silver evolvulus"
"EYSEN","Eysenhardtia Kunth","Eysenhardtia"
"EYPO","Eysenhardtia polystachya auct. non (Ortega) Sarg.","kidneywood"
"FAGON","Fagonia L.","Fagonia"
"FALA","Fagonia laevis Standl.","California fagonia"
"FALLU","Fallugia Endl.","Fallugia"
"FAPA","Fallugia paradoxa (D. Don) Endl. ex Torr.","Apache plume"
"FENDL","Fendlera Engelm. & A. Gray","Fendlera"
"FEWR","Fendlera wrightii (A. Gray) A. Heller","Wright fendlerbush"
"FEROC","Ferocactus Britton & Rose","Ferocactus"
"FECY","Ferocactus cylindraceus (Engelm.) Orcutt","California barrel cactus"
"FEEM","Ferocactus emoryi (Engelm.) Orcutt","Emory barrel cactus"
"FEWI","Ferocactus wislizeni (Engelm.) Britton & Rose","fishhook barrel cactus"
"FESTU","Festuca L.","Festuca"
"FLOUR","Flourensia DC.","Flourensia"
"FORES","Forestiera Poir.","Forestiera"
"FOPUP","Forestiera pubescens Nutt. var. pubescens","New Mexico forestiera"
"FOSH","Forestiera shrevei Standl.","desert olive"
"FOUQU","Fouquieria Kunth","Fouquieria"
"FRAGA","Fragaria L.","Fragaria"
"FRVI","Fragaria virginiana Duchesne","Virginia strawberry"
"FRANG","Frangula Mill.","Frangula"
"FRBE2","Frangula betulifolia (Greene) V. Grub.","birchleaf buckthorn"
"FRCA12","Frangula californica (Eschsch.) A. Gray","California buckthorn"
"FRAXI","Fraxinus L.","Fraxinus"
"FRAN2","Fraxinus anomala Torr. ex S. Watson","singleleaf ash"
"FRCU","Fraxinus cuspidata Torr.","fragrant ash"
"FRGO","Fraxinus gooddingii Little","Goodding ash"
"FRVE2","Fraxinus velutina Torr.","velvet ash"
"FREMO2","Fremontodendron Coville","Fremontodendron"
"FRCA6","Fremontodendron californicum (Torr.) Coville","flannelbush"
"FUNAS","Funastrum Fourn.","Funastrum"
"FUCR","Funastrum crispum (Benth.) Schltr.","wavyleaf climbing milkweed"
"FUCY","Funastrum cynanchoides (Decne.) Schltr.","fringed climbing milkweed"
"FUHI","Funastrum hirtellum (A. Gray) Schltr.","hairy climbing milkweed"
"GAILL","Gaillardia Foug.","Gaillardia"
"GAAR2","Gaillardia arizonica A. Gray","Arizona blanketflower"
"GAARP2","Gaillardia arizonica A. Gray var. pringlei (Rydb.) S.F. Blake","Pringle blanketflower"
"GAPA","Gaillardia parryi Greene","Parry blanketflower"
"GAPI","Gaillardia pinnatifida Torr.","red dome blanketflower"
"GAPU","Gaillardia pulchella Foug.","firewheel blanketflower"
"GALIU","Galium L.","Galium"
"GAAP2","Galium aparine L.","catchweed bedstraw"
"GAST","Galium stellatum Kellogg","starry bedstraw"
"GARRY","Garrya Douglas ex Lindl.","Garrya"
"GAFL2","Garrya flavescens S. Watson","yellowleaf silktassel"
"GAWR3","Garrya wrightii Torr.","Wright silktassel"
"GAURA","Gaura L.","Gaura"
"GACO5","Gaura coccinea Nutt. ex Pursh","scarlet gaura"
"GAMO5","Gaura mollis James","velvetweed"
"GENTI","Gentiana L.","Gentiana"
"GEAF","Gentiana affinis Griseb.","pleated gentian"
"GEFR","Gentiana fremontii Torr.","moss gentian"
"GENTI2","Gentianella Moench","Gentianella"
"GEAM3","Gentianella amarella (L.) Börner","autumn dwarf gentian"
"GEAMA","Gentianella amarella (L.) Börner ssp. acuta (Michx.) J.M. Gillett","autumn dwarf gentian"
"GEAMH","Gentianella amarella (L.) Börner ssp. heterosepala (Engelm.) J.M. Gillett","autumn dwarf gentian"
"GENTI3","Gentianopsis Ma","Gentianopsis"
"GEBA2","Gentianopsis barbellata (Engelm.) Iltis","bearded fringed gentian"
"GEMA6","Gentianopsis macrantha (D. Don ex G. Don) Iltis","grand fringed gentian"
"GERAE","Geraea Torr. & A. Gray","Geraea"
"GECA2","Geraea canescens Torr. & A. Gray","hairy desert-sunflower"
"GERAN","Geranium L.","Geranium"
"GEAT2","Geranium atropurpureum A. Heller","western geranium"
"GECA3","Geranium caespitosum James","purple cluster geranium"
"GECA5","Geranium carolinianum L.","Carolina geranium"
"GERI","Geranium richardsonii Fisch. & Trautv.","Richardson geranium"
"GEUM","Geum L.","Geum"
"GEMA4","Geum macrophyllum Willd.","largeleaf avens"
"GETR","Geum triflorum Pursh","prairie smoke avens"
"GETRC2","Geum triflorum Pursh var. ciliatum (Pursh) Fassett","old man's whiskers avens"
"GILIA","Gilia Ruiz & Pav.","Gilia"
"GIFI2","Gilia filiformis Parry ex A. Gray","yellow gilia"
"GILA2","Gilia latifolia S. Watson","broadleaf gilia"
"GILE3","Gilia leptomeria A. Gray","sand gilia"
"GIRI","Gilia rigidula Benth.","bluebowls gilia"
"GISC","Gilia scopulorum M.E. Jones","rock gilia"
"GISI","Gilia sinuata Douglas ex Benth.","rosy gilia"
"GISU2","Gilia subacaulis Rydb.","pinyon gilia"
"GISU","Gilia subnuda Torr. ex A. Gray","coral gilia"
"GLAND","Glandularia J.F. Gmel.","Glandularia"
"GLBI2","Glandularia bipinnatifida (Nutt.) Nutt.","Dakota mock verbena"
"GLGO","Glandularia gooddingii (Briq.) Solbrig","Gooding mock verbena"
"GLOSS","Glossopetalon A. Gray","Glossopetalon"
"GLSP","Glossopetalon spinescens A. Gray","spiny greasebush"
"GOSSY","Gossypium L.","Gossypium"
"GOTH","Gossypium thurberi Todaro","desert wild cotton"
"GRAYI","Grayia Hook. & Arn.","Grayia"
"GRSP","Grayia spinosa (Hook.) Moq.","spiny hopsage"
"ZUBR","Zuckia brandegeei (A. Gray) S.L. Welsh & Stutz ex S.L. Welsh","spiny hopsage"
"GRIND","Grindelia Willd.","Grindelia"
"GRAR2","Grindelia arizonica A. Gray","Arizona gumweed"
"GRLA","Grindelia laciniata Rydb.","cutleaf gumweed"
"GRNU","Grindelia nuda Alph. Wood","curlytop gumweed"
"GUTIE","Gutierrezia Lag.","Gutierrezia"
"GUMI","Gutierrezia microcephala (DC.) A. Gray","threadleaf snakeweed"
"HACKE","Hackelia Opiz","Hackelia"
"HABE3","Hackelia besseyi (Rydb.) J.L. Gentry","Bessey stickseed"
"HAFL2","Hackelia floribunda (Lehm.) I.M. Johnst.","manyflower stickseed"
"HAPI2","Hackelia pinetorum (Greene ex A. Gray) I.M. Johnst.","pine stickseed"
"HALEN","Halenia Borkh.","Halenia"
"HARE2","Halenia recurva (Sm.) Allen","Mt. Graham spurred gentian"
"HALOG","Halogeton C.A. Mey.","Halogeton"
"HAGL","Halogeton glomeratus (M. Bieb.) C.A. Mey.","Halogeton"
"HEDEO","Hedeoma Pers.","Hedeoma"
"HEDI","Hedeoma diffusa Greene","spreading false pennyroyal"
"HEDR","Hedeoma drummondii Benth.","Drummond false pennyroyal"
"HEHY","Hedeoma hyssopifolia A. Gray","aromatic false pennyroyal"
"HENA","Hedeoma nana (Torr.) Briq.","dwarf false pennyroyal"
"HEOB","Hedeoma oblongifolia (A. Gray) A. Heller","oblongleaf false pennyroyal"
"HEDYS","Hedysarum L.","Hedysarum"
"HEBO","Hedysarum boreale Nutt.","northern sweetvetch"
"HELEN","Helenium L.","Helenium"
"HEAR2","Helenium arizonicum S.F. Blake","Arizona sneezeweed"
"HEAU","Helenium autumnale L.","fall sneezeweed"
"HELIA","Helianthella Torr. & A. Gray","Helianthella"
"HEPA","Helianthella parryi A. Gray","Parry dwarf-sunflower"
"HEQU2","Helianthella quinquenervis (Hook.) A. Gray","aspen dwarf-sunflower"
"HELIA3","Helianthus L.","Helianthus"
"HEAN3","Helianthus annuus L.","common sunflower"
"HELIO4","Heliomeris Nutt.","Heliomeris"
"HELO6","Heliomeris longifolia (B.L. Rob. & Greenm.) Cockerell","longleaf goldeneye"
"HELIO3","Heliotropium L.","Heliotropium"
"HECO5","Heliotropium convolvulaceum (Nutt.) A. Gray","phlox heliotrope"
"HECU3","Heliotropium curassavicum L.","salt heliotrope"
"HERIS","Herissantia Medik.","Herissantia"
"HECR3","Herissantia crispa (L.) Briz.","bladder mallow"
"HESPE3","Hesperocallis A. Gray","Hesperocallis"
"HEUN2","Hesperocallis undulata A. Gray","desert ajo lily"
"HESPE11","Hesperostipa (Elias) Barkworth","Hesperostipa"
"HECO26","Hesperostipa comata (Trin. & Rupr.) Barkworth","needle and thread"
"HETER6","Heteropogon Pers.","Heteropogon"
"HEME","Heteropogon melanocarpus (Elliott) Elliott ex Benth.","sweet tanglehead"
"HETER8","Heterotheca Cass.","Heterotheca"
"HEFU3","Heterotheca fulcrata (Greene) Shinners","green camphorweed"
"HEGR7","Heterotheca grandiflora Nutt.","telegraphweed"
"HEVI4","Heterotheca villosa (Pursh) Shinners","hairy false goldenaster"
"HEUCH","Heuchera L.","Heuchera"
"HEEA","Heuchera eastwoodiae Rosend., Butters & Lakela","Senator Mine alumroot"
"HENO","Heuchera novomexicana Wheelock","range alumroot"
"HERU","Heuchera rubescens Torr.","pink alumroot"
"HESA3","Heuchera sanguinea Engelm.","coralbells alumroot"
"HIBIS2","Hibiscus L.","Hibiscus"
"HICO","Hibiscus coulteri Harv. ex A. Gray","Coulter hibiscus"
"HIDE","Hibiscus denudatus Benth.","rock hibiscus"
"HIERA","Hieracium L.","Hieracium"
"HIFE","Hieracium fendleri Sch. Bip.","yellow hawkweed"
"HIPR2","Hieracium pringlei A. Gray","Pringle hawkweed"
"HILAR","Hilaria Kunth","Hilaria"
"HIBE","Hilaria belangeri (Steud.) Nash","curly mesquite"
"HOFFM","Hoffmannseggia Cav.","Hoffmannseggia"
"HOGL2","Hoffmannseggia glauca (Ortega) Eifert","hogpotato"
"HORDE","Hordeum L.","Hordeum"
"HOAR","Hordeum arizonicum Covas","Arizona barley"
"HOVU","Hordeum vulgare L."," common barley"
"HOUST","Houstonia L.","Houstonia"
"HYMEN3","Hymenoclea Torr. & A. Gray ex A. Gray","Hymenoclea"
"HYSA","Hymenoclea salsola Torr. & A. Gray","white burrobrush"
"HYMEN4","Hymenopappus L'Hér.","Hymenopappus"
"HYFI","Hymenopappus filifolius Hook.","yellow cutleaf"
"HYME","Hymenopappus mexicanus A. Gray","Mexican woollywhite"
"HYMEN6","Hymenothrix A. Gray","Hymenothrix"
"HYWR","Hymenothrix wrightii A. Gray","Wright thimblehead"
"HYMEN7","Hymenoxys Cass.","Hymenoxys"
"HYBI2","Hymenoxys bigelovii (A. Gray) K.F. Parker","Bigelow rubberweed"
"HYCO2","Hymenoxys cooperi (A. Gray) Cockerell","Cooper rubberweed"
"HYOD","Hymenoxys odorata DC.","poison rubberweed"
"HYRI","Hymenoxys richardsonii (Hook.) Cockerell","pingue rubberweed"
"HYPER","Hypericum L.","Hypericum"
"HYAN2","Hypericum anagalloides Cham. & Schltdl.","tinker penny"
"HYSC5","Hypericum scouleri Hook.","Scouler St. Johnswort"
"HYPTI","Hyptis Jacq.","Hyptis"
"HYEM","Hyptis emoryi Torr.","desert lavender"
"INDIG","Indigofera L.","Indigofera"
"INSP","Indigofera sphaerocarpa A. Gray","Sonoran indigobush"
"IPOMO","Ipomoea L.","Ipomoea"
"IPCR","Ipomoea cristulata Hallier f.","scarlet creeper morning glory"
"IPLO","Ipomoea longifolia Benth.","pinkthroat morning glory"
"IPPL","Ipomoea plummerae A. Gray","Huachuca morning glory"
"IPPU2","Ipomoea purpurea (L.) Roth","tall morning glory"
"IPOMO2","Ipomopsis Michx.","Ipomopsis"
"IPAG","Ipomopsis aggregata (Pursh) V.E. Grant","scarlet skyrocket"
"IPAR2","Ipomopsis arizonica (Greene) Wherry","Arizona skyrocket"
"IPLO2","Ipomopsis longiflora (Torr.) V.E. Grant","flaxflower skyrocket"
"IPMU3","Ipomopsis multiflora (Nutt.) V.E. Grant","manyflower skyrocket"
"IRIS","Iris L.","Iris"
"ISOCO","Isocoma Nutt.","Isocoma"
"ISPL","Isocoma pluriflora (Torr. & A. Gray) Greene","jimmyweed"
"ISTE2","Isocoma tenuisecta Greene","burroweed"
"JANUS","Janusia A. Juss.","Janusia"
"JAGR","Janusia gracilis A. Gray","slender janusia"
"JATRO","Jatropha L.","Jatropha"
"JACA2","Jatropha cardiophylla (Torr.) Müll. Arg.","sangre de cristo"
"JACU","Jatropha cuneata Wiggins & Rollins","limberbush"
"JUGLA","Juglans L.","Juglans"
"JUMA","Juglans major (Torr.) A. Heller","Arizona black walnut"
"JUNCU","Juncus L.","Juncus"
"JUAC2","Juncus acutus L.","spiny rush"
"JUDR","Juncus drummondii E. Mey.","Drummond rush"
"JUEF","Juncus effusus L.","lamp rush"
"JUMA4","Juncus marginatus Rostk.","grassleaf rush"
"JUME3","Juncus mertensianus Bong.","Mertens rush"
"JUNE","Juncus nevadensis S. Watson","Nevada rush"
"JUNIP","Juniperus L.","Juniperus"
"JUDE2","Juniperus deppeana Steud.","alligator juniper"
"JUSTI","Justicia L.","Justicia"
"JUCA8","Justicia californica (Benth.) D. Gibson","chuparosa"
"JUCA9","Justicia candicans (Nees) L.D. Benson","Jacobina"
"KALLS","Kallstroemia Scop.","Kallstroemia"
"KACA","Kallstroemia californica (S. Watson) Vail","California caltrop"
"KAGR","Kallstroemia grandiflora Torr. ex A. Gray","orange caltrop"
"KECKI","Keckiella Straw","Keckiella"
"KEAN","Keckiella antirrhinoides (Benth.) Straw","bush-penstemon"
"KOCHI","Kochia Roth","Kochia"
"KOAM","Kochia americana S. Watson","American kochia"
"KOPR80","Kochia prostrata (L.) Schrad.","prostrate kochia"
"KOSC","Kochia scoparia (L.) Schrad.","Mexican fireweed kochia"
"KOEBE","Koeberlinia Zucc.","Koeberlinia"
"KOSP","Koeberlinia spinosa Zucc.","crown of thorns"
"KOELE","Koeleria Pers.","Koeleria"
"KOMA","Koeleria macrantha (Ledeb.) Schult.","prairie Junegrass"
"KRAME","Krameria L.","Krameria"
"KRER","Krameria erecta Willd. ex Schult.","range ratany"
"KRGR","Krameria grayi Rose & Painter","white ratany"
"KRLA","Krameria lanceolata Torr.","spreading ratany"
"KRASC","Krascheninnikovia Guldenstaedt","Krascheninnikovia"
"LACTU","Lactuca L.","Lactuca"
"LAGR","Lactuca graminifolia Michx.","grassleaf lettuce"
"LANTA","Lantana L.","Lantana"
"LAAC","Lantana achyranthifolia Desf.","brush lantana"
"LAUR2","Lantana urticoides Hayek","western lantana"
"LAPPU","Lappula Moench","Lappula"
"LAOC3","Lappula occidentalis (S. Watson) Greene","western sticktight"
"LASQ","Lappula squarrosa (Retz.) Dumort.","bristly sticktight"
"LARRE","Larrea Cav.","Larrea"
"LATHY","Lathyrus L.","Lathyrus"
"LAGR3","Lathyrus graminifolius (S. Watson) T.G. White","grassleaf peavine"
"LALA6","Lathyrus laetivirens Greene ex Rydb.","aspen peavine"
"LAYIA","Layia Hook. & Arn. ex DC.","Layia"
"LAGL5","Layia glandulosa (Hook.) Hook. & Arn.","white tidytips"
"LEPID","Lepidium L.","Lepidium"
"LEDE","Lepidium densiflorum Schrad.","common pepperweed"
"LEFR2","Lepidium fremontii S. Watson","desert pepperweed"
"LELA2","Lepidium latifolium L.","broadleaf pepperweed"
"LEMO2","Lepidium montanum Nutt.","narrowleaf pepperweed"
"LETH2","Lepidium thurberi Woot.","Thurber pepperweed"
"LEVI3","Lepidium virginicum L.","poorman pepperweed"
"LEPTO","Leptochloa P. Beauv.","Leptochloa"
"LEDU","Leptochloa dubia (Kunth) Nees","green sprangletop"
"LEFU21","Leptochloa fusca (L.) Kunth","Mexican sprangletop"
"LEPA6","Leptochloa panicea (Retz.) Ohwi","red sprangletop"
"LESQU","Lesquerella S. Watson","Lesquerella"
"LEAR4","Lesquerella arizonica S. Watson","Arizona bladderpod"
"LEFE","Lesquerella fendleri (A. Gray) S. Watson","Fendler bladderpod"
"LEGO2","Lesquerella gooddingii Rollins & Shaw","Goodding bladderpod"
"LEGO","Lesquerella gordonii (A. Gray) S. Watson","Gordon bladderpod"
"LEPU2","Lesquerella purpurea (A. Gray) S. Watson","purple bladderpod"
"LEUCA","Leucaena Benth.","Leucaena"
"LELE10","Leucaena leucocephala (Lam.) de Wit","white leadtree"
"LEUCA4","Leucanthemum Mill.","Leucanthemum"
"LEVU","Leucanthemum vulgare Lam.","oxeye daisy"
"LEWIS","Lewisia Pursh","Lewisia"
"LEBR","Lewisia brachycalyx Engelm. ex A. Gray","shortsepal bitterroot"
"LEPY2","Lewisia pygmaea (A. Gray) B.L. Rob.","alpine bitterroot"
"LEYMU","Leymus Hochst.","Leymus"
"LECI4","Leymus cinereus (Scribn. & Merr.) Á. Löve","basin wildrye"
"LETR5","Leymus triticoides (Buckley) Pilg.","beardless wildrye"
"LIGUS","Ligusticum L.","Ligusticum"
"LIPO","Ligusticum porteri J.M. Coult. & Rose","Porter licoriceroot"
"LINAN2","Linanthus Benth.","Linanthus"
"LIAU","Linanthus aureus (Nutt.) Greene","golden desert trumpets"
"LIDE2","Linanthus demissus (A. Gray) Greene","desert snow"
"LINU3","Linanthus nuttallii (A. Gray) Greene ex Milliken","Nuttall desert trumpets"
"LINAR","Linaria Mill.","Linaria"
"LIDA","Linaria dalmatica (L.) Mill.","Dalmatian toadflax"
"LIVU2","Linaria vulgaris Mill.","yellow toadflax"
"LINNA","Linnaea L.","Linnaea"
"LINUM","Linum L.","Linum"
"LILE3","Linum lewisii Pursh","Lewis blue flax"
"LINE","Linum neomexicanum Greene","New Mexico yellow flax"
"LIPU4","Linum puberulum (Engelm.) A. Heller","orange flax"
"LITHO3","Lithospermum L.","Lithospermum"
"LICO7","Lithospermum cobrense Greene","smooth puccoon"
"LIIN2","Lithospermum incisum Lehm.","narrowleaf puccoon"
"LIMU3","Lithospermum multiflorum Torr. ex A. Gray","manyflower puccoon"
"LOBEL","Lobelia L.","Lobelia"
"LOAN","Lobelia anatina E. Wimm.","Apache lobelia"
"LOCA2","Lobelia cardinalis L.","cardinal flower lobelia"
"LOBUL","Lobularia Desv.","Lobularia"
"LOMA","Lobularia maritima (L.) Desv.","sweet alyssum"
"LOLIU","Lolium L.","Lolium"
"LOPE","Lolium perenne L.","perennial ryegrass"
"LOMAT","Lomatium Raf.","Lomatium"
"LODI","Lomatium dissectum (Nutt.) Mathias & Constance","carrotleaf desertparsley"
"LOFO","Lomatium foeniculaceum (Nutt.) J.M. Coult. & Rose","desert desertparsley"
"LONE","Lomatium nevadense (S. Watson) J.M. Coult. & Rose","Nevada desertparsley"
"LONIC","Lonicera L.","Lonicera"
"LOAR","Lonicera arizonica Rehder","Arizona honeysuckle"
"LOIN4","Lonicera interrupta Benth.","chaparral honeysuckle"
"LOIN5","Lonicera involucrata (Richardson) Banks ex Spreng.","black twinberry honeysuckle"
"LOUT2","Lonicera utahensis S. Watson","Utah honeysuckle"
"LOTUS","Lotus L.","Lotus"
"LOCO6","Lotus corniculatus L.","garden deervetch"
"LOGR4","Lotus greenei Ottley ex Kearney & Peebles","Greene deervetch"
"LORI3","Lotus rigidus (Benth.) Greene","red and yellow deervetch"
"LOSA","Lotus salsuginosus Greene","maresfat"
"LOST4","Lotus strigosus (Nutt.) Greene","hairy deervetch"
"LOUN","Lotus unifoliolatus (Hook.) Benth.","American deervetch"
"LOWR","Lotus wrightii (A. Gray) Greene","Wright deervetch"
"LUPIN","Lupinus L.","Lupinus"
"LUAR3","Lupinus argenteus Pursh","silvery lupine"
"LUAR7","Lupinus aridus Douglas","desert lupine"
"LUAR4","Lupinus arizonicus (S. Watson) S. Watson","Arizona lupine"
"LUCA","Lupinus caudatus Kellogg","tailcup lupine"
"LUCO","Lupinus concinnus J. Agardh","bajada lupine"
"LUHI2","Lupinus hillii Greene","Hill lupine"
"LULA4","Lupinus latifolius Lindl. ex J. Agardh","broadleaf lupine"
"LUPA3","Lupinus palmeri S. Watson","Palmer lupine"
"LUSE4","Lupinus sericeus Pursh","silky lupine"
"LUSP2","Lupinus sparsiflorus Benth.","Mojave lupine"
"LYCIU","Lycium L.","Lycium"
"LYAN","Lycium andersonii A. Gray","Anderson wolfberry"
"LYBE","Lycium berlandieri Dunal","Berlandier wolfberry"
"LYFR","Lycium fremontii A. Gray","Fremont wolfberry"
"LYMA","Lycium macrodon A. Gray","desert wolfberry"
"LYPA","Lycium pallidum Miers","pale wolfberry"
"LYCOP2","Lycopodium L.","Lycopodium"
"LYCUR","Lycurus Kunth","Lycurus"
"LYSE3","Lycurus setosus (Nutt.) C.G. Reeder","bristly wolftail"
"LYGOD","Lygodesmia D. Don","Lygodesmia"
"LYGR","Lygodesmia grandiflora (Nutt.) Torr. & A. Gray","largeflower skeletonplant"
"LYSIL","Lysiloma Benth.","Lysiloma"
"LYWA","Lysiloma watsonii Rose","Watson lysiloma"
"MACHA","Machaeranthera Nees","Machaeranthera"
"MACA2","Machaeranthera canescens (Pursh) A. Gray","purple tansyaster"
"MAGR10","Machaeranthera gracilis (Nutt.) Shinners","slender tansyaster"
"MAGR2","Machaeranthera grindelioides (Nutt.) Shinners","rayless tansyaster"
"MAPI","Machaeranthera pinnatifida (Hook.) Shinners","spiny tansyaster"
"MATA2","Machaeranthera tanacetifolia (Kunth) Nees","Tahoka tansyaster"
"MACRO","Macromeria D. Don","Macromeria"
"MAVI","Macromeria viridiflora DC.","giant trumpets"
"MAHON","Mahonia Nutt.","Mahonia"
"MAFR3","Mahonia fremontii (Torr.) Fedde","Fremont barberry"
"MATR3","Mahonia trifoliolata (Moric.) Fedde","algerita barberry"
"MALAC3","Malacothrix DC.","Malacothrix"
"MACO3","Malacothrix coulteri Harv. & A. Gray","snakehead desert-dandelion"
"MAFE","Malacothrix fendleri A. Gray","Fendler desert-dandelion"
"MAGL3","Malacothrix glabrata (A. Gray ex D.C. Eaton) A. Gray","smooth desert-dandelion"
"MASO","Malacothrix sonchoides (Nutt.) Torr. & A. Gray","yellow desert-dandelion"
"MASO6","Malacothrix sonorae W.S. Davis & P.H. Raven","Sonoran desert-dandelion"
"MATO2","Malacothrix torreyi A. Gray","Mojave desert-dandelion"
"MALVA","Malva L.","Malva"
"MANE","Malva neglecta Wallr.","common mallow"
"MAPA5","Malva parviflora L.","cheeseweed mallow"
"MALVA2","Malvastrum A. Gray","Malvastrum"
"MABI2","Malvastrum bicuspidatum (S. Watson) Rose","shrubby false mallow"
"MAMMI","Mammillaria Haw.","Mammillaria"
"MAGR9","Mammillaria grahamii Engelm.","fishhook pincushion cactus"
"MATH","Mammillaria thornberi Orcutt","little fishhook cactus"
"MAWR2","Mammillaria wrightii Engelm.","largefruit fishhook cactus"
"MARRU","Marrubium L.","Marrubium"
"MAVU","Marrubium vulgare L.","white horehound"
"MEDIC","Medicago L.","Medicago"
"MEMI","Medicago minima (L.) L.","bur medic"
"MEPO3","Medicago polymorpha L.","burclover"
"MESA","Medicago sativa L.","alfalfa"
"MELAM","Melampodium L.","Melampodium"
"MELE2","Melampodium leucanthum Torr. & A. Gray","plains blackfoot daisy"
"MELIA","Melia L.","Melia"
"MEAZ","Melia azedarach L.","Chinaberry tree"
"MELIC","Melica L.","Melica"
"MEFR","Melica frutescens Scribn.","woody melicgrass"
"MEPO","Melica porteri Scribn.","Porter melicgrass"
"MELIL","Melilotus Mill.","Melilotus"
"MEIN2","Melilotus indicus (L.) All.","Indian sweetclover"
"MELIN","Melinis P. Beauv.","Melinis"
"MERE9","Melinis repens (Willd.) Zizka","natal grass"
"MENOD","Menodora Bonpl.","Menodora"
"MESC","Menodora scabra A. Gray","rough menodora"
"MESP2","Menodora spinescens A. Gray","spiny menodora"
"MENTZ","Mentzelia L.","Mentzelia"
"MEAL6","Mentzelia albicaulis (Hook.) Torr. & A. Gray","whitestem stickleaf"
"MEAS","Mentzelia aspera L.","tropical stickleaf"
"MEDE5","Mentzelia desertorum (Davidson) H.J. Thomp. & Roberts","desert stickleaf"
"MEIN5","Mentzelia involucrata S. Watson","whitebract stickleaf"
"MEMU3","Mentzelia multiflora (Nutt.) A. Gray","Adonis stickleaf"
"MENI2","Mentzelia nitens Greene","shining stickleaf"
"MENU","Mentzelia nuda (Pursh) Torr. & A. Gray","bractless stickleaf"
"MEPU3","Mentzelia pumila Nutt. ex Torr. & A. Gray","golden stickleaf"
"MERTE","Mertensia Roth","Mertensia"
"MEFR2","Mertensia franciscana A. Heller","Franciscan bluebells"
"MEMA2","Mertensia macdougalii A. Heller","Macdougal bluebells"
"MIMOS","Mimosa L.","Mimosa"
"MIAC3","Mimosa aculeaticarpa Ortega","wait-a-bit"
"MIACB","Mimosa aculeaticarpa Ortega var. biuncifera (Benth.) Barneby","wait-a-bit"
"MIDY","Mimosa dysocarpa Benth.","velvetpod mimosa"
"MIMUL","Mimulus L.","Mimulus"
"MIBI6","Mimulus bigelovii (A. Gray) A. Gray","yellowthroat monkeyflower"
"MICA3","Mimulus cardinalis Douglas ex Benth.","crimson monkeyflower"
"MIDE4","Mimulus dentilobus B.L. Rob. & Fernald","toothpetal monkeyflower"
"MIGL","Mimulus glabratus Kunth","roundleaf monkeyflower"
"MIGU","Mimulus guttatus DC.","seep yellow monkeyflower"
"MIPR","Mimulus primuloides Benth.","primrose monkeyflower"
"MIRAB","Mirabilis L.","Mirabilis"
"MIBI8","Mirabilis bigelovii A. Gray","wishbone four o'clock"
"MICO7","Mirabilis coccinea (Torr.) Benth. & Hook. f.","scarlet four o'clock"
"MICO15","Mirabilis comata (Small) Standl.","tufted four o'clock"
"MILI3","Mirabilis linearis (Pursh) Heimerl","narrowleaf four o'clock"
"MILO2","Mirabilis longiflora L.","longtube four o'clock"
"MIMU","Mirabilis multiflora (Torr.) A. Gray","Colorado four o'clock"
"MIOX","Mirabilis oxybaphoides (A. Gray) A. Gray","smooth spreading four o'clock"
"MOHAV","Mohavea A. Gray","Mohavea"
"MOCO","Mohavea confertiflora (A. DC.) A. Heller","ghost flower"
"MONAR","Monarda L.","Monarda"
"MONOL","Monolepis Schrad.","Monolepis"
"MONU","Monolepis nuttalliana (Schult.) Greene","patota"
"MONOP","Monoptilon Torr. & A. Gray","Monoptilon"
"MOBE","Monoptilon bellidiforme Torr. & A. Gray ex A. Gray","daisy desertstar"
"MOBE2","Monoptilon bellioides (A. Gray) H.M. Hall","Mojave desertstar"
"MONRO","Monroa Torr., orth. rej.","Monroa"
"MONTI","Montia L.","Montia"
"MOCH","Montia chamissoi (Ledeb. ex Spreng.) Greene","water miner's-lettuce"
"MORTO","Mortonia A. Gray","Mortonia"
"MORUS","Morus L.","Morus"
"MOMI","Morus microphylla Buckley","Texas mulberry"
"MUHLE","Muhlenbergia Schreb.","Muhlenbergia"
"MUAS","Muhlenbergia asperifolia (Nees & Meyen ex Trin.) Parodi","alkali muhly"
"MUDU3","Muhlenbergia dumosa Scribn. ex Vasey","bamboo muhly"
"MUTE4","Muhlenbergia tenuifolia (Kunth) Trin.","mesa muhly"
"MUUT","Muhlenbergia utilis (Torr.) Hitchc.","aparejo muhly"
"NAMA4","Nama L.","Nama"
"NADE","Nama demissum A. Gray","purplemat nama"
"NAHI","Nama hispidum A. Gray","purple nama"
"NASSE","Nassella (Trin.) Desv.","Nassella"
"NEMAC2","Nemacladus Nutt.","Nemacladus"
"NEGL","Nemacladus glanduliferus Jeps.","glandular threadplant"
"NERU","Nemacladus rubescens Greene","desert threadplant"
"NICOT","Nicotiana L.","Nicotiana"
"NIGL","Nicotiana glauca Graham","tree tobacco"
"NIOB","Nicotiana obtusifolia M. Martens & Galeotti","desert tobacco"
"NOLIN","Nolina Michx.","Nolina"
"NOBI","Nolina bigelovii (Torr.) S. Watson","Bigelow sacahuista"
"NOPA","Nolina parryi S. Watson","Parry sacahuista"
"NOTE","Nolina texana S. Watson","Texas sacahuista"
"OENOT","Oenothera L.","Oenothera"
"OEAL","Oenothera albicaulis Pursh","whitestem evening-primrose"
"OEDE2","Oenothera deltoides Torr. & Frém.","dune evening-primrose"
"OEEL","Oenothera elata Kunth","Hooker evening-primrose"
"OENE","Oenothera neomexicana (Small) Munz","New Mexico evening-primrose"
"OEPA","Oenothera pallida Lindl.","pale evening-primrose"
"OEPR","Oenothera primiveris A. Gray","spring evening-primrose"
"OLNEY","Olneya A. Gray","Olneya"
"OLTE","Olneya tesota A. Gray","ironwood"
"ONOPO","Onopordum L.","Onopordum"
"ONAC","Onopordum acanthium L.","Scotch thistle"
"OPUNT","Opuntia Mill.","Opuntia"
"OPEN3","Opuntia engelmannii Salm-Dyck ex Engelm.","Engelmann pricklypear"
"OPFI","Opuntia ficus-indica (L.) Mill.","Indian-fig pricklypear"
"OPFR","Opuntia fragilis (Nutt.) Haw.","brittle pricklypear"
"OPFU","Opuntia fulgida Engelm.","jumping cholla"
"OPGO","Opuntia gosseliniana F.A.C. Weber","violet pricklypear"
"OPKU","Opuntia kunzei Rose","dogturd cholla"
"OPLE","Opuntia leptocaulis DC.","Christmas cholla"
"OPMA8","Opuntia macrocentra Engelm.","purple pricklypear"
"OPPH","Opuntia phaeacantha Engelm.","tulip pricklypear"
"OPSA","Opuntia santa-rita (Griffiths & Hare) Rose","Santa Rita pricklypear"
"OPSP2","Opuntia spinosior (Engelm.) Toumey","cane cholla"
"OROBA","Orobanche L.","Orobanche"
"ORCO4","Orobanche cooperi (A. Gray) A. Heller","desert broomrape"
"ORLU","Orobanche ludoviciana Nutt.","sand broomrape"
"ORTHO","Orthocarpus Nutt.","Orthocarpus"
"ORLU2","Orthocarpus luteus Nutt.","yellow owlclover"
"ORPU2","Orthocarpus purpureoalbus A. Gray ex S. Watson","purple-white owlclover"
"OXALI","Oxalis L.","Oxalis"
"OXAL","Oxalis albicans Kunth","radish root woodsorrel"
"OXCO","Oxalis corniculata L.","creeping woodsorrel"
"OXDE4","Oxalis decaphylla Kunth","tenleaf woodsorrel"
"OXYRI","Oxyria Hill","Oxyria"
"OXYTR","Oxytropis DC.","Oxytropis"
"OXOR2","Oxytropis oreophila A. Gray","mountain locoweed"
"PACHY4","Pachycereus (A. Berger) Britton & Rose","Pachycereus"
"PASC14","Pachycereus schottii (Engelm.) D.R. Hunt","senita cactus"
"PALAF","Palafoxia Lag.","Palafoxia"
"PAAR8","Palafoxia arida B.L. Turner & Morris","desert needles"
"PANIC","Panicum L.","Panicum"
"PAAN4","Panicum antidotale Retz.","blue panicgrass"
"PABU","Panicum bulbosum Kunth","bulb panicgrass"
"PAHA","Panicum hallii Vasey","Hall panicgrass"
"PAHI5","Panicum hirticaule J. Presl","Mexican panicgrass"
"PAOB","Panicum obtusum Kunth","vine mesquite"
"PAPPO","Pappophorum Schreb.","Pappophorum"
"PABI2","Pappophorum bicolor Fourn.","pink pappusgrass"
"PAVA2","Pappophorum vaginatum Buckley","Pima pappusgrass"
"PARKI2","Parkinsonia L.","Parkinsonia"
"PAAC3","Parkinsonia aculeata L.","Mexican palo verde"
"PARRY2","Parryella Torr. & A. Gray ex A. Gray","Parryella"
"PAFI4","Parryella filifolia Torr. & A. Gray ex A. Gray","dune broom"
"PARTH2","Parthenium L.","Parthenium"
"PACO11","Parthenium confertum A. Gray","Gray mariola"
"PARTH3","Parthenocissus Planch.","Parthenocissus"
"PAVI5","Parthenocissus vitacea (Knerr) Hitchc.","Virginia creeper"
"PASCO","Pascopyrum Á. Löve","Pascopyrum"
"PASPA2","Paspalum L.","Paspalum"
"PADI3","Paspalum dilatatum Poir.","dallis grass"
"PADI6","Paspalum distichum L.","knotroot paspalum"
"PASSI","Passiflora L.","Passiflora"
"PAME2","Passiflora mexicana Juss.","Mexican passionflower"
"PECTI","Pectis L.","Pectis"
"PEAN","Pectis angustifolia Torr.","lemon cinchweed"
"PECY","Pectis cylindrica (Fernald) Rydb.","Sonoran cinchweed"
"PELO","Pectis longipes A. Gray","mat cinchweed"
"PEPA2","Pectis papposa Harv. & A. Gray","manybristle cinchweed"
"PEPR","Pectis prostrata Cav.","spreading cinchweed"
"PECTO","Pectocarya DC. ex Meisn.","Pectocarya"
"PEHE","Pectocarya heterocarpa (I.M. Johnst.) I.M. Johnst.","chuckwalla combbur"
"PEPL","Pectocarya platycarpa (Munz & I.M. Johnst.) Munz & I.M. Johnst.","broadnut combbur"
"PERE","Pectocarya recurvata I.M. Johnst.","desert combbur"
"PEDIO","Pediocactus Britton & Rose","Pediocactus"
"PEPA5","Pediocactus paradinei B.W. Benson","Kaibab pediocactus"
"PEPE8","Pediocactus peeblesianus (Croizat) L.D. Benson","Peebles pediocactus"
"PESI","Pediocactus simpsonii (Engelm.) Britton & Rose","snowball pediocactus"
"PEGAN","Peganum L.","Peganum"
"PEHA","Peganum harmala L.","African rue"
"PENIO","Peniocereus (A. Berger) Britton & Rose","Peniocereus"
"PEGR3","Peniocereus greggii (Engelm.) Britton & Rose","Gregg nightblooming cereus"
"PENNI","Pennisetum Rich. ex Pers.","Pennisetum"
"PECI","Pennisetum ciliare (L.) Link","buffelgrass"
"PESE3","Pennisetum setaceum (Forssk.) Chiov.","fountain grass"
"PENST","Penstemon Schmidel","Penstemon"
"PEAM","Penstemon ambiguus Torr.","gilia penstemon"
"PEBA2","Penstemon barbatus (Cav.) Roth","beardlip penstemon"
"PEDI6","Penstemon discolor D.D. Keck","Cataiina penstemon"
"PEDI10","Penstemon distans N.H. Holmgren","Mt. Tumbull penstemon"
"PEEA","Penstemon eatonii A. Gray","Eaton penstemon"
"PELI2","Penstemon linarioides A. Gray","narrowleaf penstemon"
"PEPA8","Penstemon palmeri A. Gray","Palmer penstemon"
"PEPA24","Penstemon parryi (A. Gray) A. Gray","Parry penstemon"
"PEPS","Penstemon pseudospectabilis M.E. Jones","desert penstemon"
"PEST2","Penstemon strictus Benth.","Rocky Mountain penstemon"
"PESU8","Penstemon superbus A. Nelson","superb penstemon"
"PEVI4","Penstemon virgatus A. Gray","upright blue penstemon"
"PEWH","Penstemon whippleanus A. Gray","dark purple penstemon"
"PENTZ","Pentzia Thunb.","Pentzia"
"PEIN4","Pentzia incana (Thunb.) Kuntze","karoobush"
"PERID","Perideridia Rchb.","Perideridia"
"PEGA3","Perideridia gairdneri (Hook. & Arn.) Mathias","common yampah"
"PEPA21","Perideridia parishii (J.M. Coult. & Rose) A. Nelson & J.F. Macbr.","Parish yampah"
"PERIT","Perityle Benth.","Perityle"
"PEEM","Perityle emoryi Torr.","Emory rockdaisy"
"PELE11","Perityle lemmonii (A. Gray) J.F. Macbr.","Lemmon rockdaisy"
"PETAL","Petalonyx A. Gray","Petalonyx"
"PEPA13","Petalonyx parryi A. Gray","Parry sandpaper plant"
"PETH4","Petalonyx thurberi A. Gray","Thurber sandpaper plant"
"PETRO2","Petrophyton Rydb., orth. var.","Petrophyton"
"PECA12","Petrophytum caespitosum (Nutt.) Rydb.","mat rockspirea"
"PEUCE2","Peucephyllum A. Gray","Peucephyllum"
"PESC4","Peucephyllum schottii A. Gray","pygmy-cedar"
"PHACE","Phacelia Juss.","Phacelia"
"PHCA43","Phacelia caerulea Greene, orth. var.","sky blue scorpionweed"
"PHCR","Phacelia crenulata Torr. ex S. Watson","notchleaf scorpionweed"
"PHDI","Phacelia distans Benth.","blue scorpionweed"
"PHHE2","Phacelia heterophylla Pursh","varileaf scorpionweed"
"PHNE","Phacelia neglecta M.E. Jones","alkali scorpionweed"
"PHPA3","Phacelia parryi Torr.","Parry scorpionweed"
"PHPU","Phacelia pulchella A. Gray","beautiful scorpionweed"
"PHRA2","Phacelia ramosissima Douglas ex Lehm.","branched scorpionweed"
"PHALA2","Phalaris L.","Phalaris"
"PHAR3","Phalaris arundinacea L.","reed canarygrass"
"PHCA6","Phalaris caroliniana Walter","Carolina canarygrass"
"PHASE","Phaseolus L.","Phaseolus"
"PHAN3","Phaseolus angustissimus A. Gray","narrowleaf bean"
"PHLEU","Phleum L.","Phleum"
"PHLOX","Phlox L.","Phlox"
"PHAU3","Phlox austromontana Coville","desert mountain phlox"
"PHGR16","Phlox gracilis (Hook.) Greene","slender phlox"
"PHSP","Phlox speciosa Pursh","showy phlox"
"PHTE6","Phlox tenuifolia E.E. Nelson","vine phlox"
"PHVI10","Phlox viridis E.E. Nelson","green phlox"
"PHORA","Phoradendron Nutt.","Phoradendron"
"PHCA8","Phoradendron californicum Nutt.","mesquite mistletoe"
"PHCA12","Phoradendron capitellatum Torr. ex Trel.","woolly mistletoe"
"PHCO14","Phoradendron coryae Trel.","Cory mistletoe"
"PHJU","Phoradendron juniperinum Engelm. ex A. Gray","juniper mistletoe"
"PHRAG","Phragmites Adans.","Phragmites"
"PHYSA","Physalis L.","Physalis"
"PHAC6","Physalis acutifolia (Miers) Sandw.","Wright groundcherry"
"PHCA17","Physalis caudella Standl.","southwestern groundcherry"
"PHCR4","Physalis crassifolia Benth.","thickleaf groundcherry"
"PHLO4","Physalis longifolia Nutt.","longleaf groundcherry"
"PHPH2","Physalis philadelphica Lam.","Mexican groundcherry"
"PHPU7","Physalis pubescens L.","hairy groundcherry"
"PHYTO","Phytolacca L.","Phytolacca"
"PHAM4","Phytolacca americana L.","American pokeweed"
"PICEA","Picea A. Dietr.","Picea"
"PIPU","Picea pungens Engelm.","blue spruce"
"PINUS","Pinus L.","Pinus"
"PIDI3","Pinus discolor D.K. Bailey & Hawksw.","border pinyon"
"PIED","Pinus edulis Engelm.","Colorado pinyon"
"PIEN2","Pinus engelmannii Carričre","Apache pine"
"PILEC","Pinus leiophylla Schiede & Deppe var. chihuahuana (Engelm.) Shaw","Chihuahuan pine"
"PIMO","Pinus monophylla Torr. & Frém.","singleleaf pinyon"
"PIST3","Pinus strobiformis Engelm.","southwestern white pine"
"PIPTA2","Piptatherum P. Beauv.","Piptatherum"
"PIPTO","Piptochaetium J. Presl","Piptochaetium"
"PIFI","Piptochaetium fimbriatum (Kunth) Hitchc.","pinyon ricegrass"
"PISON","Pisonia L.","Pisonia"
"PICA14","Pisonia capitata (S. Watson) Standl.","Mexican devilsclaws"
"PLAGI","Plagiobothrys Fisch. & C.A. Mey.","Plagiobothrys"
"PLAR","Plagiobothrys arizonicus (A. Gray) Greene ex A. Gray","lipstick plant"
"PLCO13","Plagiobothrys collinus (Phil.) I.M. Johnst.","Cooper popcornflower"
"PLJO","Plagiobothrys jonesii A. Gray","Mojave popcornflower"
"PLPR3","Plagiobothrys pringlei Greene","Pringle popcornflower"
"PLANT","Plantago L.","Plantago"
"PLMA2","Plantago major L.","great Indianwheat"
"PLOV","Plantago ovata Forssk.","desert Indianwheat"
"PLPA2","Plantago patagonica Jacq.","woolly Indianwheat"
"PLATA","Platanus L.","Platanus"
"PLWR2","Platanus wrightii S. Watson","Arizona sycamore"
"PLEUR12","Pleuraphis Torr.","Pleuraphis"
"PLRI3","Pleuraphis rigida Thurb.","big galleta"
"PLUCH","Pluchea Cass.","Pluchea"
"PLOD","Pluchea odorata (L.) Cass.","sweetscent"
"POA","Poa L.","Poa"
"POBU","Poa bulbosa L.","bulbous bluegrass"
"POFEF","Poa fendleriana (Steud.) Vasey ssp. fendleriana","longtongue muttongrass"
"POSE","Poa secunda J. Presl","Sandberg bluegrass"
"POLAN","Polanisia Raf.","Polanisia"
"PODO3","Polanisia dodecandra (L.) DC.","roughseed clammyweed"
"POLEM","Polemonium L.","Polemonium"
"POFO","Polemonium foliosissimum A. Gray","towering Jacob's-ladder"
"POPA20","Polemonium pauciflorum S. Watson","fewflower Jacob's-ladder"
"POLIO","Poliomintha A. Gray","Poliomintha"
"POIN3","Poliomintha incana (Torr.) A. Gray","rosemary mint"
"POLYG4","Polygonum L.","Polygonum"
"POAM8","Polygonum amphibium L.","water knotweed"
"POAR5","Polygonum argyrocoleon Steud. ex Kunze","silversheath knotweed"
"POBI6","Polygonum bistortoides Pursh","American knotweed"
"POPE3","Polygonum persicaria L.","ladysthumb knotweed"
"POPO4","Polygonum polygaloides Wall. ex Meisn.","whitemargin knotweed"
"POPU5","Polygonum punctatum Elliott","dotted knotweed"
"PORA3","Polygonum ramosissimum Michx.","yellowflower knotweed"
"POLYP2","Polypogon Desf.","Polypogon"
"POIN7","Polypogon interruptus Kunth","ditch rabbitsfoot grass"
"POMO5","Polypogon monspeliensis (L.) Desf.","annual rabbitsfoot grass"
"POPUL","Populus L.","Populus"
"POAN3","Populus angustifolia James","narrowleaf cottonwood"
"POFR2","Populus fremontii S. Watson","Fremont cottonwood"
"POROP","Porophyllum Adans.","Porophyllum"
"POGR5","Porophyllum gracile Benth.","yerba de venado"
"PORTU","Portulaca L.","Portulaca"
"POOL","Portulaca oleracea L.","common purslane"
"POTEN","Potentilla L.","Potentilla"
"PODI2","Potentilla diversifolia Lehm.","varileaf cinquefoil"
"POGL9","Potentilla glandulosa Lindl.","sticky cinquefoil"
"POPU9","Potentilla pulcherrima Lehm.","soft cinquefoil"
"POSU6","Potentilla subviscosa Greene","clubleaf cinquefoil"
"POTH2","Potentilla thurberi A. Gray","scarlet cinquefoil"
"PRIMU","Primula L.","Primula"
"PRPA","Primula parryi A. Gray","brook primrose"
"PROBO","Proboscidea Schmidel","Proboscidea"
"PRAL4","Proboscidea althaeifolia (Benth.) Decne.","straighttube devilsclaw"
"PRPA2","Proboscidea parviflora (Woot.) Woot. & Standl.","annual devilsclaw"
"PROSO","Prosopis L.","Prosopis"
"PRUNU","Prunus L.","Prunus"
"PRFA","Prunus fasciculata (Torr.) A. Gray","desert almond"
"PRSE2","Prunus serotina Ehrh.","southwestern chokecherry"
"PRVI","Prunus virginiana L.","common chokecherry"
"PSATH2","Psathyrostachys Nevski","Psathyrostachys"
"PSEUD43","Pseudognaphalium Kirp.","Pseudognaphalium"
"PSAR12","Pseudognaphalium arizonicum (A. Gray) Anderb.","Arizona cudweed"
"PSEUD22","Pseudoroegneria (Nevski) Á. Löve","Pseudoroegneria"
"PSEUD7","Pseudotsuga Carričre","Pseudotsuga"
"PSILA2","Psilactis A. Gray","Psilactis"
"PSAS2","Psilactis asteroides A. Gray","New Mexico tansyaster"
"PSGE","Psilactis gentryi (Standl.) D. Morgan","Mexican tansyaster"
"PSILO3","Psilostrophe DC.","Psilostrophe"
"PSCO2","Psilostrophe cooperi (A. Gray) Greene","whitestem paperflower"
"PSORO","Psorothamnus Rydb.","Psorothamnus"
"PSAR4","Psorothamnus arborescens (Torr. ex A. Gray) Barneby","Mojave indigobush"
"PSFR","Psorothamnus fremontii (Torr. ex A. Gray) Barneby","Fremont indigobush"
"PSSP3","Psorothamnus spinosus (A. Gray) Barneby","smoketree"
"PTELE","Ptelea L.","Ptelea"
"PTTR","Ptelea trifoliata L.","common hoptree"
"PTERI","Pteridium Gleditsch ex Scop.","Pteridium"
"PTAQ","Pteridium aquilinum (L.) Kuhn","western brackenfern"
"PTERO3","Pterospora Nutt.","Pterospora"
"PTAN2","Pterospora andromedea Nutt.","woodland pinedrops"
"PUCCI","Puccinellia Parl.","Puccinellia"
"PUDI","Puccinellia distans (Jacq.) Parl.","weeping alkaligrass"
"PURSH","Purshia DC. ex Poir.","Purshia"
"PYRRO","Pyrrocoma Hook.","Pyrrocoma"
"PYCR2","Pyrrocoma crocea (A. Gray) Greene","curlyhead goldenweed"
"QUERC","Quercus L.","Quercus"
"QUAR","Quercus arizonica Sarg.","Arizona white oak"
"QUCH2","Quercus chrysolepis Liebm.","canyon live oak"
"QUEM","Quercus emoryi Torr.","Emory oak"
"QUGA","Quercus gambelii Nutt.","Gambel oak"
"QUHY","Quercus hypoleucoides A. Camus","silverleaf oak"
"QUOB","Quercus oblongifolia Torr.","Mexican blue oak"
"QURU4","Quercus rugosa Née","netleaf oak"
"QUTU2","Quercus turbinella Greene","turbinella oak"
"RAFIN","Rafinesquia Nutt.","Rafinesquia"
"RANE","Rafinesquia neomexicana A. Gray","desert-chicory"
"RANUN","Ranunculus L.","Ranunculus"
"RAAN","Ranunculus andersonii A. Gray","pink buttercup"
"RAAR2","Ranunculus arizonicus Lemmon ex A. Gray","Arizona buttercup"
"RACA4","Ranunculus cardiophyllus Hook.","heartleaf buttercup"
"RAHY","Ranunculus hydrocharoides A. Gray","aquatic buttercup"
"RAMA2","Ranunculus macounii Britton","Macoun buttercup"
"RATIB","Ratibida Raf.","Ratibida"
"RACO3","Ratibida columnifera (Nutt.) Woot. & Standl.","redspike Mexican-hat"
"RATA","Ratibida tagetes (James) Barnhart","green Mexican-hat"
"REDFI","Redfieldia Vasey","Redfieldia"
"REFL","Redfieldia flexuosa (Thurb.) Vasey","blowout grass"
"RHAMN","Rhamnus L.","Rhamnus"
"RHCR","Rhamnus crocea Nutt.","redberry buckthorn"
"RHIL","Rhamnus ilicifolia Kellogg","hollyleaf buckthorn"
"RHUS","Rhus L.","Rhus"
"RHGL","Rhus glabra L.","smooth sumac"
"RHMI3","Rhus microphylla Engelm. ex A. Gray","littleleaf desert sumac"
"RHOV","Rhus ovata S. Watson","sugar sumac"
"RIBES","Ribes L.","Ribes"
"RIAU","Ribes aureum Pursh","golden currant"
"RICE","Ribes cereum Douglas","wax currant"
"RIIN2","Ribes inerme Rydb.","whitestem gooseberry"
"RILE","Ribes leptanthum A. Gray","trumpet gooseberry"
"RIPI","Ribes pinetorum Greene","orange gooseberry"
"RIWO","Ribes wolfii Rothr.","black currant"
"RICIN","Ricinus L.","Ricinus"
"RICO3","Ricinus communis L.","castor bean"
"ROBIN","Robinia L.","Robinia"
"RONE","Robinia neomexicana A. Gray","New Mexico locust"
"ROSA5","Rosa L.","Rosa"
"ROST","Rosa stellata Woot.","desert rose"
"ROWO","Rosa woodsii Lindl.","Woods rose"
"RUBUS","Rubus L.","Rubus"
"RUID","Rubus idaeus L.","wild red raspberry"
"RULE","Rubus leucodermis Douglas ex Torr. & A. Gray","western raspberry"
"RUNE","Rubus neomexicanus A. Gray","New Mexico raspberry"
"RUPA","Rubus parviflorus Nutt.","thimbleberry"
"RUDBE","Rudbeckia L.","Rudbeckia"
"RULA3","Rudbeckia laciniata L.","cutleaf coneflower"
"RUMEX","Rumex L.","Rumex"
"RUAC3","Rumex acetosella L.","common sheep sorrel"
"RUHY","Rumex hymenosepalus Torr.","canaigre"
"SAGER","Sageretia Brongn.","Sageretia"
"SAWR","Sageretia wrightii S. Watson","mock buckthorn"
"SALAZ","Salazaria Torr.","Salazaria"
"SAME","Salazaria mexicana Torr.","Mexican bladdersage"
"SALIX","Salix L.","Salix"
"SABE2","Salix bebbiana Sarg.","Bebb willow"
"SAEX","Salix exigua Nutt.","coyote willow"
"SAGO","Salix gooddingii C.R. Ball","Goodding willow"
"SALA6","Salix lasiolepis Benth.","arroyo willow"
"SASC","Salix scouleriana Barratt ex Hook.","Scouler willow"
"SATA","Salix taxifolia Kunth","yewleaf willow"
"SALSO","Salsola L.","Salsola"
"SATR12","Salsola tragus L.","prickly Russian thistle"
"SALVI","Salvia L.","Salvia"
"SAAE","Salvia aethiopis L.","Mediterranean sage"
"SACO6","Salvia columbariae Benth.","chia"
"SADO4","Salvia dorrii (Kellogg) Abrams","purple sage"
"SAMO3","Salvia mohavensis Greene","Mojave sage"
"SARE3","Salvia reflexa Hornem.","lanceleaf sage"
"SAMBU","Sambucus L.","Sambucus"
"SANI4","Sambucus nigra L.","Mexican elderberry"
"SANIC5","Sambucus nigra L. ssp. cerulea (Raf.) R. Bolli","blue elderberry"
"SANGU2","Sanguisorba L.","Sanguisorba"
"SAAN2","Sanguisorba annua (Nutt. ex Hook.) Nutt. ex Torr. & A. Gray","prairie burnet"
"SAMI3","Sanguisorba minor Scop.","salad burnet"
"SAPIN","Sapindus L.","Sapindus"
"SARCO","Sarcobatus Nees","Sarcobatus"
"SCHED","Schedonnardus Steud.","Schedonnardus"
"SCPA","Schedonnardus paniculatus (Nutt.) Trel.","tumblegrass"
"SCHIS","Schismus P. Beauv.","Schismus"
"SCAR","Schismus arabicus Nees","Arabian schismus"
"SCBA","Schismus barbatus (Loefl. ex L.) Thell.","Mediterranean grass"
"SCHIZ4","Schizachyrium Nees","Schizachyrium"
"SCSA","Schizachyrium sanguineum (Retz.) Alston","crimson bluestem"
"SCHOE6","Schoenoplectus (Rchb.) Palla","Schoenoplectus"
"SCAC3","Schoenoplectus acutus (Muhl. ex Bigelow) Á. Löve & D. Löve","hardstem bulrush"
"SCAM6","Schoenoplectus americanus (Pers.) Volkart ex Schinz & R. Keller","chairmaker bulrush"
"SCPU10","Schoenoplectus pungens (Vahl) Palla","common threesquare bulrush"
"SCTA2","Schoenoplectus tabernaemontani (C.C. Gmel.) Palla","softstem bulrush"
"SCIRP","Scirpus L.","Scirpus"
"SCMI2","Scirpus microcarpus J. Presl & C. Presl","smallfruit bulrush"
"SCLER10","Sclerocactus Britton & Rose","Sclerocactus"
"SCPA9","Sclerocactus parviflorus Clover & Jotter","smallflower pineapple cactus"
"SCSP2","Sclerocactus spinosior (Engelm.) Woodruff & L.D. Benson","desert pineapple cactus"
"SCWH","Sclerocactus whipplei (Engelm. & J.M. Bigelow) Britton & Rose","Whipple pineapple cactus"
"SCLER7","Scleropogon Phil.","Scleropogon"
"SCUTE","Scutellaria L.","Scutellaria"
"SCDR2","Scutellaria drummondii Benth.","Drummond skullcap"
"SCGA","Scutellaria galericulata L.","marsh skullcap"
"SECAL","Secale L.","Secale"
"SECE","Secale cereale L.","cereal rye"
"SEDUM","Sedum L.","Sedum"
"SECO","Sedum cockerellii Britton","Cockerell stonecrop"
"SELA","Sedum lanceolatum Torr.","lanceleaf stonecrop"
"SENEC","Senecio L.","Senecio"
"SEBI2","Senecio bigelovii A. Gray","nodding groundsel"
"SEER2","Senecio eremophilus Richardson","desert groundsel"
"SEMO3","Senecio mohavensis A. Gray","Mojave groundsel"
"SESP3","Senecio spartioides Torr. & A. Gray","broom groundsel"
"SEWO","Senecio wootonii Greene","Wooton groundsel"
"SENNA","Senna Mill.","Senna"
"SEAR8","Senna armata (S. Watson) Irwin & Barneby","spiny senna"
"SELI4","Senna lindheimeriana (Scheele) Irwin & Barneby","showy senna"
"SEWI3","Senna wislizeni (A. Gray) Irwin & Barneby","shrubby senna"
"SETAR","Setaria P. Beauv.","Setaria"
"SEIT","Setaria italica (L.) P. Beauv.","foxtail bristlegrass"
"SELE6","Setaria leucopila (Scribn. & Merr.) K. Schum.","yellow bristlegrass"
"SHEPH","Shepherdia Nutt.","Shepherdia"
"SHCA","Shepherdia canadensis (L.) Nutt.","russet buffaloberry"
"SHRO","Shepherdia rotundifolia Parry","roundleaf buffaloberry"
"SIDA","Sida L.","Sida"
"SIAB","Sida abutifolia Mill.","prostrate sida"
"SINE","Sida neomexicana A. Gray","New Mexico sida"
"SISP","Sida spinosa L.","prickly sida"
"SIDAL","Sidalcea A. Gray","Sidalcea"
"SINE3","Sidalcea neomexicana A. Gray","New Mexico checkermallow"
"SIDER2","Sideroxylon L.","Sideoxylon"
"SILA20","Sideroxylon lanuginosum Michx.","chittamwood"
"SILEN","Silene L.","Silene"
"SIAN2","Silene antirrhina L.","sleepy catchfly"
"SILA2","Silene laciniata Cav.","Mexican catchfly"
"SISC7","Silene scouleri Hook.","Scouler catchfly"
"SIMMO","Simmondsia Nutt.","Simmondsia"
"SICH","Simmondsia chinensis (Link) C.K. Schneid.","jojoba"
"SIMSI","Simsia Pers.","Simsia"
"SILA11","Simsia lagasceiformis DC.","annual bush-sunflower"
"SISYM","Sisymbrium L.","Sisymbrium"
"SIIR","Sisymbrium irio L.","London rocket hedgemustard"
"SIUM","Sium L.","Sium"
"SISU2","Sium suave Walter","hemlock waterparsnip"
"SOLAN","Solanum L.","Solanum"
"SOJA","Solanum jamesii Torr.","wild potato"
"SORO","Solanum rostratum Dunal","buffalobur nightshade"
"SOXA","Solanum xanti A. Gray","purple nightshade"
"SOLID","Solidago L.","Solidago"
"SOCA6","Solidago canadensis L.","creek goldenrod"
"SOSP3","Solidago spectabilis (D.C. Eaton) A. Gray","Nevada goldenrod"
"SONCH","Sonchus L.","Sonchus"
"SOAS","Sonchus asper (L.) Hill","spinyleaf sowthistle"
"SOOL","Sonchus oleraceus L.","common sowthistle"
"SOPHO","Sophora L.","Sophora"
"SOAR3","Sophora arizonica S. Watson","Arizona sophora"
"SORBU","Sorbus L.","Sorbus"
"SODU2","Sorbus dumosa Greene","Arizona mountainash"
"SORGH","Sorghastrum Nash","Sorghastrum"
"SONU2","Sorghastrum nutans (L.) Nash","Indiangrass"
"SORGH2","Sorghum Moench","Sorghum"
"SOHA","Sorghum halepense (L.) Pers.","Johnson grass"
"SPART","Spartina Schreb.","Spartina"
"SPHAE","Sphaeralcea A. St.-Hil.","Sphaeralcea"
"SPAM2","Sphaeralcea ambigua A. Gray","desert globemallow"
"SPAN3","Sphaeralcea angustifolia (Cav.) G. Don","narrowleaf globemallow"
"SPCO2","Sphaeralcea coulteri (S. Watson) A. Gray","Coulter globemallow"
"SPEM","Sphaeralcea emoryi Torr. ex A. Gray","Emory globemallow"
"SPGR2","Sphaeralcea grossulariifolia (Hook. & Arn.) Rydb.","gooseberryleaf globemallow"
"SPIN2","Sphaeralcea incana Torr. ex A. Gray","soft globemallow"
"SPLA","Sphaeralcea laxa Woot. & Standl.","caliche globemallow"
"SPPA2","Sphaeralcea parvifolia A. Nelson","littleleaf globemallow"
"SPORO","Sporobolus R. Br.","Sporobolus"
"SPIN5","Sporobolus interruptus Vasey","black dropseed"
"SPWR2","Sporobolus wrightii Munro ex Scribn.","big sacaton"
"STACH","Stachys L.","Stachys"
"STCO","Stachys coccinea Ortega","scarlet hedgenettle"
"STPI6","Stachys pilosa Nutt.","hairy hedgenettle"
"STANL","Stanleya Nutt.","Stanleya"
"STPI","Stanleya pinnata (Pursh) Britton","desert princesplume"
"STELL","Stellaria L.","Stellaria"
"STLO2","Stellaria longipes Goldie","longstalk starwort"
"STENO8","Stenocereus (A. Berger) Riccob.","Stenocereus"
"STTH3","Stenocereus thurberi (Engelm.) Buxbaum","organpipe cactus"
"STEPH","Stephanomeria Nutt.","Stephanomeria"
"STEX","Stephanomeria exigua Nutt.","small wirelettuce"
"STMI13","Stephanomeria minor (Hook.) Nutt.","narrowleaf wirelettuce"
"STPA4","Stephanomeria pauciflora (Torr.) A. Nelson","brownplume wirelettuce"
"STTH","Stephanomeria thurberi A. Gray","Thurber wirelettuce"
"STEVI","Stevia Cav.","Stevia"
"STLE","Stevia lemmonii (A. Gray) A. Gray","Lemmon candyleaf"
"STREP2","Streptanthus Nutt.","Streptanthus"
"STCA5","Streptanthus carinatus C. Wright ex A. Gray","Arizona twistflower"
"SUAED","Suaeda Forssk. ex J.F. Gmel.","Suaeda"
"SUMO","Suaeda moquinii (Torr.) Greene","Torrey seepweed"
"SUSU","Suaeda suffrutescens S. Watson","desert seepweed"
"SYMPH","Symphoricarpos Duham.","Symphoricarpos"
"SYLO","Symphoricarpos longiflorus A. Gray","longflower snowberry"
"SYOR2","Symphoricarpos oreophilus A. Gray","mountain snowberry"
"SYRO","Symphoricarpos rotundifolius A. Gray","roundleaf snowberry"
"SYMPH4","Symphyotrichum Nees","Symphyotrichum"
"SYAS3","Symphyotrichum ascendens (Lindl.) G.L. Nesom","western aster"
"SYEA2","Symphyotrichum eatonii (A. Gray) G.L. Nesom","Eaton aster"
"SYFR2","Symphyotrichum frondosum (Nutt.) G.L. Nesom","shortray alkali aster"
"SYLA6","Symphyotrichum lanceolatum (Willd.) G.L. Nesom","white panicle aster"
"TAGET","Tagetes L.","Tagetes"
"TALE","Tagetes lemmonii A. Gray","Lemmon marigold"
"TAMI","Tagetes micrantha Cav.","bitterball"
"TALIN2","Talinum Adans.","Talinum"
"TAAU","Talinum aurantiacum Engelm.","orange talinum"
"TABR","Talinum brevifolium Torr.","pygmy talinum"
"TAPA2","Talinum paniculatum (Jacq.) Gaertn.","big talinum"
"TAMAR2","Tamarix L.","Tamarix"
"TAAP","Tamarix aphylla (L.) Karst.","Athel tamarisk"
"TAPA4","Tamarix parviflora DC.","smallflower tamarisk"
"TARA","Tamarix ramosissima Ledeb.","saltcedar tamarisk"
"TARAX","Taraxacum F.H. Wigg.","Taraxacum"
"TAOF","Taraxacum officinale F.H. Wigg.","common dandelion"
"TECOM","Tecoma Juss.","Tecoma"
"TEST","Tecoma stans (L.) Juss. ex Kunth","yellow trumpetbush"
"TETRA3","Tetradymia DC.","Tetradymia"
"TEAX","Tetradymia axillaris A. Nelson","longspine horsebrush"
"TECA2","Tetradymia canescens DC.","gray horsebrush"
"THALI2","Thalictrum L.","Thalictrum"
"THFE","Thalictrum fendleri Engelm. ex A. Gray","Fendler meadowrue"
"THAMN","Thamnosma Torr. & Frém.","Thamnosma"
"THMO","Thamnosma montana Torr. & Frém.","turpentine broom"
"THELE","Thelesperma Less.","Thelesperma"
"THME","Thelesperma megapotamicum (Spreng.) Kuntze","Hopi tea greenthread"
"THSU","Thelesperma subnudum A. Gray","Navajo tea greenthread"
"THERM","Thermopsis R. Br.","Thermopsis"
"THMO6","Thermopsis montana Nutt.","mountain goldenpea"
"THINO","Thinopyrum Á. Löve","Thinopyrum"
"THLAS","Thlaspi L.","Thlaspi"
"THAR5","Thlaspi arvense L.","field candytuft"
"THMO5","Thlaspi montanum L.","wild candytuft"
"TIDES","Tidestromia Standl.","Tidestromia"
"TILA2","Tidestromia lanuginosa (Nutt.) Standl.","woolly tidestromia"
"TIOB","Tidestromia oblongifolia (S. Watson) Standl.","honeysweet tidestromia"
"TIQUI","Tiquilia Pers.","Tiquilia"
"TICA3","Tiquilia canescens (DC.) A.T. Richardson","ratear crinklemat"
"TIPL2","Tiquilia plicata (Torr.) A.T. Richardson","fanleaf crinklemat"
"TORRE2","Torreyochloa Church","Torreyochloa"
"TOPA6","Torreyochloa pallida (Torr.) Church","false mannagrass"
"TOWNS","Townsendia Hook.","Townsendia"
"TOEX2","Townsendia exscapa (Richardson) Porter","stemless Townsend daisy"
"TOFO","Townsendia formosa Greene","smooth Townsend daisy"
"TOXIC","Toxicodendron Mill.","Toxicodendron"
"TORA2","Toxicodendron radicans (L.) Kuntze","eastern poison ivy"
"TORY","Toxicodendron rydbergii (Small ex Rydb.) Greene","western poison ivy"
"TRACH2","Trachypogon Nees","Trachypogon"
"TRADE","Tradescantia L.","Tradescantia"
"TRAGI","Tragia L.","Tragia"
"TRAM9","Tragia amblyodonta (Müll. Arg.) Pax & K. Hoffm.","dogtooth noseburn"
"TRRA5","Tragia ramosa Torr.","branched noseburn"
"TRAGO","Tragopogon L.","Tragopogon"
"TRDU","Tragopogon dubius Scop.","yellow salsify"
"TRIBU","Tribulus L.","Tribulus"
"TRTE","Tribulus terrestris L.","puncture vine"
"TRIDE","Tridens Roem. & Schult.","Tridens"
"TRMUE","Tridens muticus (Torr.) Nash var. elongatus (Buckley) Shinners","rough tridens"
"TRIFO","Trifolium L.","Trifolium"
"TRAL5","Trifolium albopurpureum Torr. & A. Gray","rancheria clover"
"TRGR2","Trifolium gracilentum Torr. & A. Gray","pinpoint clover"
"TRLO","Trifolium longipes Nutt.","longstalk clover"
"TRPI3","Trifolium pinetorum Greene","pinewoods clover"
"TRRE3","Trifolium repens L.","white clover"
"TRIPS","Tripsacum L.","Tripsacum"
"TRLA11","Tripsacum lanceolatum Rupr. ex Fourn.","Mexican gamagrass"
"TRISE","Trisetum Pers.","Trisetum"
"TRSP2","Trisetum spicatum (L.) K. Richt.","spike trisetum"
"TRIXI","Trixis P. Br.","Trixis"
"TRCA8","Trixis californica Kellogg","California trixis"
"TUMAM","Tumamoca Rose","Tumamoca"
"TUMA","Tumamoca macdougalii Rose","Tumamoc globeberry"
"TYPHA","Typha L.","Typha"
"TYDO","Typha domingensis Pers.","narrowleaf cattail"
"TYLA","Typha latifolia L.","broadleaf cattail"
"ULMUS","Ulmus L.","Ulmus"
"ULPU","Ulmus pumila L.","Siberian elm"
"URTIC","Urtica L.","Urtica"
"URDI","Urtica dioica L.","stinging nettle"
"VACCI","Vaccinium L.","Vaccinium"
"VAGE","Vaccinium geminiflorum Kunth","Mexican blueberry"
"VAMY2","Vaccinium myrtillus L.","Rocky Mountain blueberry"
"VALER","Valeriana L.","Valeriana"
"VAAR3","Valeriana arizonica A. Gray","Arizona valerian"
"VAED","Valeriana edulis Nutt. ex Torr. & A. Gray","common tobacco root"
"VAUQU","Vauquelinia Corręa ex Bonpl.","Vauquelinia"
"VACA5","Vauquelinia californica (Torr.) Sarg.","Arizona rosewood"
"VERAT","Veratrum L.","Veratrum"
"VECA2","Veratrum californicum Durand","western false hellebore"
"VERBA","Verbascum L.","Verbascum"
"VETH","Verbascum thapsus L.","common mullein"
"VEBR","Verbena bracteata Cav. ex Lag. & Rodr.","carpet verbena"
"VEMA","Verbena macdougalii A. Heller","New Mexico verbena"
"VENE","Verbena neomexicana (A. Gray) Small","hillside verbena"
"VEEN","Verbesina encelioides (Cav.) Benth. & Hook. f. ex A. Gray","golden crownbeard"
"VERON","Veronica L.","Veronica"
"VESE","Veronica serpyllifolia L.","thymeleaf speedwell"
"VICIA","Vicia L.","Vicia"
"VIAM","Vicia americana Muhl. ex Willd.","American vetch"
"VIGUI","Viguiera Kunth","Viguiera"
"VIDE3","Viguiera dentata (Cav.) Spreng.","toothleaf goldeneye"
"VINCA","Vinca L.","Vinca"
"VIMA","Vinca major L.","greater periwinkle"
"VIOLA","Viola L.","Viola"
"VIAD","Viola adunca Sm.","hookedspur violet"
"VICA4","Viola canadensis L.","Canadian white violet"
"VITEX","Vitex L.","Vitex"
"VIAG","Vitex agnus-castus L.","lilac chastetree"
"VITIS","Vitis L.","Vitis"
"VIAR2","Vitis arizonica Engelm.","canyon grape"
"VULPI","Vulpia C.C. Gmel.","Vulpia"
"VUMY","Vulpia myuros (L.) C.C. Gmel.","foxtail fescue"
"WASHI","Washingtonia H. Wendl.","Washingtonia"
"WAFI","Washingtonia filifera (Linden ex André) H. Wendl.","California desert fan palm"
"WISLI","Wislizenia Engelm.","Wislizenia"
"WIRE","Wislizenia refracta Engelm.","jackass-clover"
"WOODS","Woodsia R. Br.","Woodsia"
"WOPL","Woodsia plummerae Lemmon","Plummer cliff fern"
"WYETH","Wyethia Nutt.","Wyethia"
"WYAR","Wyethia arizonica A. Gray","Arizona mulesears"
"WYSC","Wyethia scabra Hook.","sandpaper mulesears"
"XANTH2","Xanthium L.","Xanthium"
"XASP2","Xanthium spinosum L.","spiny cocklebur"
"XAST","Xanthium strumarium L.","common cocklebur"
"YUCCA","Yucca L.","Yucca"
"YUAN2","Yucca angustissima Engelm. ex Trel.","narrowleaf yucca"
"YUBA2","Yucca baileyi Woot. & Standl.","Navajo yucca"
"YUHA","Yucca harrimaniae Trel.","Spanish bayonet"
"YUSC","Yucca ×schottii Engelm. (pro sp.) [baccata × elata]","Schott yucca"
"ZIGAD","Zigadenus Michx.","Zigadenus"
"ZIEL2","Zigadenus elegans Pursh","white deathcamas"
"ZIVI","Zigadenus virescens (Kunth) J.F. Macbr.","green deathcamas"
"ZINNI","Zinnia L.","Zinnia"
"ZIGR","Zinnia grandiflora Nutt.","Texas zinnia"
"ZIPE","Zinnia peruviana (L.) L.","Peruvian zinnia"
"ZIZIP","Ziziphus Mill.","Ziziphus"
"ZIOB","Ziziphus obtusifolia (Hook. ex Torr. & A. Gray) A. Gray","graythorn"
"ZORNI","Zornia J.F. Gmel.","Zornia"
"ZOGE","Zornia gemella Vogel","dos-hojas-zazabacoa-de-dos-hojas"
"ZOLE","Zornia leptophylla (Benth.) Pittier","horsekiller"
"ZUCKI","Zuckia Standl.","Zuckia"
"2BARE","","bare ground"
"2FA","","other annual forbs"
"2FB","","other B forbs"
"2FD","","other dicot forbs"
"2FDA","","other annual dicot forbs"
"2FDB","","other B dicot forb"
"2FDP","","other perennial dicot forbs"
"2FERN","","other ferns or fern allies"
"2FF","","mushroom"
"2FM","","other monocot forbs"
"2FMA","","other annual monocot forbs"
"2FMB","","other B monocot forbs"
"2FMP","","other perennial monocot forbs"
"2FORB","","other forbs"
"2FP","","other perennial forbs"
"2FSP","","other perennial succulent forbs"
"2FUNGI","","fungus"
"2GA","","other annual grasses"
"2GB","","other B grasses"
"2GL","","other grasslikes"
"2GLA","","other annual grasslikes"
"2GLB","","other B grasslikes"
"2GLP","","other perennial grasslikes"
"2GP","","other perennial grasses"
"2GRAM","","other graminoids (grass or grasslike)"
"2LICHN","","lichen"
"2MOSS","","other mosses"
"2PLANT","","other plants"
"2SB","","other broadleaf shrubs"
"2SD","","other deciduous shrubs"
"2SE","","other evergreen shrubs"
"2SHRUB","","other shrubs"
"2SN","","other coniferous shrubs"
"2SSB","","other broadleaf subshrubs"
"2SSD","","other deciduous subshrubs"
"2SSE","","other evergreen subshrubs"
"2SSEB","","other broadleaf evergreen subshrubs"
"2SSN","","other coniferous subshrubs"
"2SUBS","","other subshrubs"
"2TB","","other broadleaf trees"
"2TD","","other deciduous trees"
"2TE","","other evergreen trees"
"2TEB","","other broadleaf evergreen trees"
"2TN","","other coniferous trees"
"2TREE","","other trees"
"2VH","","other herbaceous vines"
"2VHA","","other annual herbaceous vines"
"2VHD","","other dicot herbaceous vines"
"MOSC","Mortonia scabrella A. Gray","sandpaper bush"