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State Search for All Scientific Names

93143 records returned

Click on an accepted name below to view its PLANTS Profile with all synonyms, distribution map, more information, and web links if available. Synonyms are indented beneath accepted counterparts.

Symbol Scientific Name Common Name
ABELI Abelia R. Br. abelia
ABGR4 Abelia ×grandiflora (Rovelli ex André) Rehder [chinensis × uniflora] glossy abelia
ABELM Abelmoschus Medik. okra
ABES Abelmoschus esculentus (L.) Moench okra
HIES Hibiscus esculentus L.  
ABMA9 Abelmoschus manihot (L.) Medik. [excluded]
HIMA9 Hibiscus manihot L.  
ABMO Abelmoschus moschatus Medik. musk okra
HIAB Hibiscus abelmoschus L.  
ABIES Abies Mill. fir
ABAL3 Abies alba Mill. silver fir
ABAM Abies amabilis (Douglas ex Loudon) Douglas ex Forbes Pacific silver fir
ABBA Abies balsamea (L.) Mill. balsam fir
ABBAB Abies balsamea (L.) Mill. var. balsamea balsam fir
PIBA3 Pinus balsamea L.  
ABBAP Abies balsamea (L.) Mill. var. phanerolepis Fernald balsam fir
ABPH Abies ×phanerolepis (Fernald) Liu  
ABBR Abies bracteata (D. Don) D. Don ex Poit. bristlecone fir
ABVE Abies venusta (Douglas) K. Koch  
ABCO Abies concolor (Gord. & Glend.) Lindl. ex Hildebr. white fir
ABCOC Abies concolor (Gord. & Glend.) Lindl. ex Hildebr. var. concolor  
ABFI Abies firma Siebold & Zucc. Momi fir
ABFR Abies fraseri (Pursh) Poir. Fraser fir
PIFR Pinus fraseri Pursh  
ABGR Abies grandis (Douglas ex D. Don) Lindl. grand fir
ABGRI2 Abies grandis (Douglas ex D. Don) Lindl. ssp. idahoensis (Silba) Silba  
ABGRG Abies grandis (Douglas ex D. Don) Lindl. var. grandis  
ABGRI Abies grandis (Douglas ex D. Don) Lindl. var. idahoensis Silba  
ABGRJ Abies grandis (Douglas ex D. Don) Lindl. f. johnsonii O.V. Matthews  
ABGU Abies guatemalensis Rehder Guatemalan fir
ABHO Abies homolepis Siebold & Zucc. Nikko fir
ABLA Abies lasiocarpa (Hook.) Nutt. subalpine fir
ABLAA Abies lasiocarpa (Hook.) Nutt. var. arizonica (Merriam) Lemmon corkbark fir
ABAR2 Abies arizonica Merriam  
ABLAL Abies lasiocarpa (Hook.) Nutt. var. lasiocarpa subalpine fir
ABBAL Abies balsamea (L.) Mill. ssp. lasiocarpa (Hook.) B. Boivin  
ABBAF Abies balsamea (L.) Mill. var. fallax (Engelm.) B. Boivin  
ABBI3 Abies bifolia A. Murray bis  
ABLAB Abies lasiocarpa (Hook.) Nutt. ssp. bifolia (A. Murray bis) Silba  
ABLAB2 Abies lasiocarpa (Hook.) Nutt. var. bifolia (A. Murray bis) Eckenw.  
ABSU Abies subalpina Engelmann  
ABLO Abies lowiana (Gordon & Glend.) A. Murray bis Sierra white fir
ABCOL Abies concolor (Gord. & Glend.) Lindl. ex Hildebr. var. lowiana (Gord. & Glend.) Lemmon  
ABMA Abies magnifica A. Murray bis California red fir
ABMAM Abies magnifica A. Murray bis var. magnifica California red fir
ABMAS Abies magnifica A. Murray bis var. shastensis Lemmon Shasta red fir
ABMAS2 Abies magnifica A. Murray bis ssp. shastensis (Lemmon) Silba  
ABMAC Abies magnifica A. Murray bis var. critchfieldii Lanner  
ABSH Abies ×shastensis (Lemmon) Lemmon  
ABPR Abies procera Rehder noble fir
ABNO Abies nobilis (Douglas ex D. Don) Lindl.  
ABVE2 Abies veitchii Lindl. Christmastree
ABIET Abietinella Müll. Hal. abietenella moss
ABAB70 Abietinella abietina (Hedw.) Fleisch. abietinella moss
HYAB Hypnum abietinum Hedw.  
THAB70 Thuidium abietinum (Hedw.) Schimp.  
ABILD Abildgaardia Vahl sedge
ABOV Abildgaardia ovata (Burm. f.) Kral flatspike sedge
ABMO4 Abildgaardia monostachya (L.) Vahl  
CYMO10 Cyperus monostachyos L.  
FIMO2 Fimbristylis monostachya (L.) Hassk.  
FIOV Fimbristylis ovata (Burm. f.) J. Kern  
ABROM Abroma Jacq.
AMBRO2 Ambroma L. f., orth. var.  
ABAU3 Abroma augustum (L.) L. f. devil's-cotton
ABAU2 Abroma augusta (L.) L. f., orth. var.  
AMAU4 Ambroma augusta (L.) L. f., orth. var.  
AMAU5 Ambroma augustum (L.) L. f., orth. var.  
ABRON Abronia Juss. sand verbena
ABAL Abronia alpina Brandegee Ramshaw Meadows sand verbena
ABAM2 Abronia ameliae Lundell Amelia's sand verbena
ABAM3 Abronia ammophila Greene Wyoming sand verbena
ABFE Abronia fendleri Standl.  
ABAN Abronia angustifolia Greene purple sand verbena
ABANA Abronia angustifolia Greene var. arizonica (Standl.) Kearney & Peebles  
ABTO Abronia torreyi Standl.  
ABAR Abronia argillosa S.L. Welsh & Goodrich clay sand verbena
ABBI Abronia bigelovii Heimerl Galisteo sand verbena
ABBO Abronia bolackii N.D. Atwood, S.L. Welsh & K.D. Heil Bolack's sand verbena
ABCA Abronia carletonii J.M. Coult. & Fisher Carleton's sand verbena
ABEL Abronia elliptica A. Nelson fragrant white sand verbena
ABFRE2 Abronia fragrans Nutt. ex Hook. var. elliptica (A. Nelson) M.E. Jones  
ABPU2 Abronia pumila Rydb.  
ABRA Abronia ramosa Standl.  
ABSA3 Abronia salsa Rydb.  
ABFR2 Abronia fragrans Nutt. ex Hook. snowball sand verbena
ABFRG2 Abronia fragrans Nutt. ex Hook. var. glaucescens A. Nelson  
ABGR2 Abronia gracilis Benth. slender sand verbena
ABIN2 Abronia insularis Standl. island sand verbena
ABLA2 Abronia latifolia Eschsch. coastal sand verbena
ABMA5 Abronia macrocarpa L.A. Galloway largefruit sand verbena
ABMA2 Abronia maritima Nutt. ex S. Watson red sand verbena
ABME Abronia mellifera Douglas ex Hook. white sand verbena
ABMI2 Abronia minor Standl. little sand verbena
ABNA Abronia nana S. Watson dwarf sand verbena
ABNAC Abronia nana S. Watson var. covillei (Heimerl) Munz Coville's dwarf sand verbena
ABNAC2 Abronia nana S. Watson ssp. covillei (Heimerl) Munz  
ABNAH Abronia nana S. Watson var. harrisii S.L. Welsh Harris' dwarf sand verbena
ABNAN Abronia nana S. Watson var. nana dwarf sand verbena
ABNAL Abronia nana S. Watson var. lanciformis M.E. Jones  
ABNE Abronia neurophylla Standl. beach sand verbena
ABPO Abronia pogonantha Heimerl Mojave sand verbena
ABTU Abronia turbinata Torr. ex S. Watson transmontane sand verbena
ABEX Abronia exalata Standl.  
ABOR2 Abronia orbiculata Standl.  
ABUM Abronia umbellata Lam. pink sand verbena
ABUMB Abronia umbellata Lam. ssp. breviflora (Standl.) Munz pink sand verbena
ABAC Abronia acutalata Standl.  
ABBR2 Abronia breviflora Standl.  
ABUMA2 Abronia umbellata Lam. ssp. acutalata (Standl.) Tillett  
ABUMA3 Abronia umbellata Lam. var. acutalata (Standl.) C.L. Hitchc.  
ABUMU Abronia umbellata Lam. ssp. umbellata pink sand verbena
ABAL2 Abronia alba Eastw.  
ABPL Abronia platyphylla Standl.  
ABUMA4 Abronia umbellata Lam. ssp. alba (Eastw.) Munz  
ABUMP Abronia umbellata Lam. ssp. platyphylla (Standl.) Munz  
ABUMV Abronia umbellata Lam. ssp. variabilis (Standl.) Munz  
ABVA Abronia variabilis Standl.  
ABVI Abronia villosa S. Watson desert sand verbena
ABVIA Abronia villosa S. Watson var. aurita (Abrams) Jeps. desert sand verbena
ABPI2 Abronia pinetorum Abrams  
ABVIV Abronia villosa S. Watson var. villosa desert sand verbena
ABROT Abrothallus De Not. abrothallus lichen
ABBE2 Abrothallus bertianus De Not.
ABBR3 Abrothallus bryoriarum Hafellner
ABCE Abrothallus cetrariae Kotte
ABCL Abrothallus cladoniae R. Sant. & D. Hawksw.
ABPA5 Abrothallus parmeliarum (Sommerf.) Arnold parmelia abrothallus lichen
BUPA8 Buelliella parmeliarum (Sommerf.) Fink  
ABPE2 Abrothallus peyritschii (Stein) Kotte
ABPR5 Abrothallus prodiens (Harm.) Diederich & Hafellner
ABWE Abrothallus welwitschii Tul.
ABRUS Abrus Adans. abrus
ABPR3 Abrus precatorius L. rosarypea
ABAB2 Abrus abrus (L.) W. Wight, nom. inval.  
ABSCO Absconditella Vezda absconditella lichen
ABSP Absconditella sphagnorum Vezda & Poelt sphagnum absonditella lichen
ABTR3 Absconditella trivialis (Willey ex Tuck.) Vezda trivial absconditella lichen
ABUTI Abutilon Mill. Indian mallow
ABAB Abutilon abutiloides (Jacq.) Garcke ex Hochr. shrubby Indian mallow
ABAM5 Abutilon americanum (L.) Sweet  
ABJA Abutilon jacquinii G. Don  
ABLI Abutilon lignosum (Cav.) G. Don  
ABAU Abutilon auritum (Wall. ex Link) Sweet Asian Indian mallow
ABBE Abutilon berlandieri A. Gray ex S. Watson Berlandier's Indian mallow
ABCA2 Abutilon californicum auct. non Benth.  
ABER Abutilon eremitopetalum Caum hiddenpetal Indian mallow
ABFR3 Abutilon fruticosum Guill. & Perr. Texas Indian mallow
ABTE Abutilon texense Torr. & A. Gray  
ABGL Abutilon glabriflorum Hochr. [excluded]
ABGR3 Abutilon grandifolium (Willd.) Sweet hairy Indian mallow
ABHI Abutilon hirtum (Lam.) Sweet Florida Keys Indian mallow
ABHU Abutilon hulseanum (Torr. & A. Gray) Torr. ex A. Gray mauve
ABCO2 Abutilon commutatum auct. non K. Schum.  
ABPA4 Abutilon pauciflorum Sweet  
ABHY Abutilon hypoleucum A. Gray whiteleaf Indian mallow
ABIN Abutilon incanum (Link) Sweet pelotazo
ABINI Abutilon incanum (Link) Sweet ssp. incanum  
ABINP Abutilon incanum (Link) Sweet ssp. pringlei (Hochr.) Felger & Lowe  
ABPR4 Abutilon pringlei Hochr.  
ABIN3 Abutilon indicum (L.) Sweet monkeybush
ABINA Abutilon indicum (L.) Sweet ssp. albescens (Miq.) Borss. Waalk.
ABASA Abutilon asiaticum (L.) Sweet var. albescens (Miq.) Fosberg  
ABMA3 Abutilon malacum S. Watson yellow Indian mallow
ABMA8 Abutilon mauritianum (Jacq.) Medik.
ABME3 Abutilon megapotamicum (A. Spreng.) A. St.-Hil. & Naudin trailing abutilon
ABME2 Abutilon menziesii Seem. ko'oloa 'ula
ABMO2 Abutilon mollicomum (Willd.) Sweet Sonoran Indian mallow
ABSO Abutilon sonorae A. Gray  
ABPA Abutilon palmeri A. Gray Palmer's Indian mallow
ABPA2 Abutilon parishii S. Watson Parish's Indian mallow
ABPA3 Abutilon parvulum A. Gray dwarf Indian mallow
ABPE Abutilon permolle (Willd.) Sweet coastal Indian mallow
ABRE Abutilon reventum S. Watson yellowflower Indian mallow
ABSA2 Abutilon sandwicense (O. Deg.) Christoph. greenflower Indian mallow
ABSA4 Abortopetalum sandwicense O. Deg.  
ABSAW Abutilon sandwicense (O. Deg.) Christoph. var. welchii Christoph.  
ABTH Abutilon theophrasti Medik. velvetleaf
ABAB3 Abutilon abutilon (L.) Rusby, nom. inval.  
ABAV Abutilon avicennae Gaertn.  
ABTH2 Abutilon thurberi A. Gray Thurber's Indian mallow
ABTR Abutilon trisulcatum (Jacq.) Urb. anglestem Indian mallow
ABTR2 Abutilon triquetrum (L.) Sweet  
ABWR Abutilon wrightii A. Gray Wright's Indian mallow
ACACI Acacia Mill. acacia
ACAC7 Acacia acinacea Lindl. gold-dust acacia
ACCY3 Acacia cyclophylla Schltdl.  
ACAC8 Acacia aciphylla Benth.
ACAC9 Acacia aculeatissima J.F. Macbr.
ACAC10 Acacia acuminata Benth.
ACAD Acacia adunca A. Cunn. ex G. Don Wallangarra wattle
ACAC6 Acacia accola Maiden & Betche  
ACAL16 Acacia alata R. Br. winged wattle
ACAM9 Acacia ampliceps Maslin acacia
ACAN10 Acacia aneura F. Muell. ex Benth. mulga
ACAU Acacia auriculiformis A. Cunn. ex Benth. earleaf acacia
ACBA Acacia baileyana F. Muell. cootamundra wattle
ACBE6 Acacia beckleri Tindale Barrier Range wattle
ACBI5 Acacia binervata DC. two-vein-hickory
ACBO4 Acacia boormanii Maiden Snowy River wattle
ACBR3 Acacia brachybotrya Benth. gray mulga
ACBU3 Acacia buxifolia A. Cunn.
ACCA23 Acacia caesiella Maiden & Blakely
ACCA24 Acacia calamifolia Sweet ex Lindl. broom wattle
ACCA25 Acacia cambagei R.T. Baker gidgee
ACCA27 Acacia cardiophylla A. Cunn. ex Benth. wyalong wattle
ACCH8 Acacia chinchillensis Tindale Chinchilla wattle
ACCH7 Acacia chinchellensis Tindale, orth. var.  
ACCI6 Acacia cibaria F. Muell. turpentine mulga
ACBR4 Acacia brachystachya auct.  
ACCO15 Acacia cognata Domin bower wattle
ACCO16 Acacia colletioides A. Cunn. ex Benth.
ACCO Acacia confusa Merr. small Philippine acacia
ACCO17 Acacia conspersa F. Muell.
ACCO18 Acacia continua Benth. thorn wattle
ACCR2 Acacia craspedocarpa F. Muell.
ACCU4 Acacia cultriformis A. Cunn. ex G. Don knife acacia
ACCU5 Acacia cupularis Domin
ACCY2 Acacia cyclops A. Cunn. ex G. Don coastal wattle
ACDE3 Acacia dealbata Link silver wattle
ACDED Acacia decurrens (Wendl. f.) Willd. var. dealbata (Link) F. Muell.  
ACDE11 Acacia deanei (R.T. Baker) R.T. Baker ex M.B. Welch, Coombs & McGlymn Deane's wattle
ACDEP2 Acacia deanei (R.T. Baker) R.T. Baker ex M.B. Welch, Coombs & McGlymn ssp. paucijuga (Wakef.) Tindale
ACPA10 Acacia paucijuga Wakef.  
ACDE12 Acacia decora Rchb. graceful wattle
ACDE Acacia decurrens (Wendl. f.) Willd. green wattle
MIDE17 Mimosa decurrens Wendl. f.  
ACDI7 Acacia dietrichiana F. Muell.
ACDI8 Acacia difformis R.T. Baker drooping wattle
ACDO2 Acacia doratoxylon A. Cunn. spearwood
ACDR2 Acacia drummondii Lindl. Drummond's wattle
ACDU3 Acacia dunnii Turrill
ACEL Acacia elata A. Cunn. ex Benth. cedar wattle
ACER4 Acacia erioloba E. Mey. camelthorn
ACES2 Acacia estrophiolata F. Muell.
ACEX3 Acacia extensa Lindl.
ACFI4 Acacia fimbriata A. Cunn. ex G. Don fringed wattle
ACFL6 Acacia floribunda (Vent.) Willd.
ACGE8 Acacia genistifolia Link early wattle
ACDI9 Acacia diffusa Lindl.  
ACGL5 Acacia gladiiformis A. Cunn. ex Benth.
ACGL6 Acacia glandulicarpa Reader
ACGR9 Acacia gracilifolia Maiden & Blakely graceful wattle
ACHA4 Acacia hakeoides A. Cunn. ex Benth.
ACHE12 Acacia hemiteles Benth.
ACGR10 Acacia graffiana F. Muell.  
ACHO2 Acacia holosericea A. Cunn. ex G. Don candelabra wattle
ACHO5 Acacia howittii F. Muell. sticky wattle
ACIM4 Acacia imbricata F. Muell. imbricate wattle
ACIM5 Acacia implexa Benth. screw-pod wattle
ACIR Acacia irrorata Sieber ex Spreng. green wattle
ACIT2 Acacia iteaphylla F. Muell. ex Benth.
ACIX2 Acacia ixiophylla Benth.
ACJI Acacia jibberdingensis Maiden & Blakely
ACJO2 Acacia jonesii F. Muell. & Maiden
ACKO Acacia koa A. Gray koa
ACKA Acacia kauaiensis Hillebr.  
ACKOH Acacia koa A. Gray var. hawaiiensis Rock  
ACKOL Acacia koa A. Gray var. lanaiensis Rock  
ACKOW Acacia koa A. Gray var. waimeae Hochr.  
ACKO2 Acacia koaia Hillebr. koaoha
ACLA10 Acacia lanuginophylla R.S. Cowan & Maslin
ACLA11 Acacia lanuginosa C.A. Gardner, nom. illeg.  
ACLA6 Acacia lasiocalyx C.R.P. Andrews
ACLE7 Acacia leiophylla Benth.
ACLI8 Acacia ligulata Benth. acacia
ACLI5 Acacia lineata A. Cunn. ex G. Don
ACLO Acacia longifolia (Andrews) Willd. Sydney golden wattle
ACLA Acacia latifolia hort.  
ACLOS3 Acacia longifolia (Andrews) Willd. ssp. sophorae (Labill.) Court
ACLOS2 Acacia longifolia (Andrews) Willd. var. sophorae (Labill.) F. Muell. ex Benth.  
ACLO8 Acacia longissima H.L. Wendl.
ACLI4 Acacia linearis Sims  
ACMA11 Acacia maidenii F. Muell.
ACMA12 Acacia mangium Willd.
ACME80 Acacia mearnsii De Wild. black wattle
ACDEM Acacia decurrens (Wendl. f.) Willd. var. mollis Lindl.  
ACME Acacia melanoxylon R. Br. blackwood
ACME6 Acacia merrallii F. Muell.
ACMI5 Acacia microbotrya Benth.
ACMI6 Acacia microcarpa F. Muell. manna wattle
ACMO9 Acacia montana Benth.
ACMU6 Acacia mucronata Willd. ex H.L. Wendl. narrow-leaf wattle
ACMU7 Acacia multispicata Benth.
ACMY2 Acacia myrtifolia (Sm.) Willd.
ACNE8 Acacia neriifolia A. Cunn. ex Benth.
ACNO5 Acacia notabilis F. Muell. notable wattle
ACOM Acacia omalophylla A. Cunn. ex Benth. yarran
ACHO3 Acacia homalophylla A. Cunn. ex Benth.  
ACOS2 Acacia oswaldii F. Muell. umbrella acacia
ACOX3 Acacia oxycedrus Sieber ex DC.
ACPA16 Acacia papyrocarpa Benth.
ACSO3 Acacia sowdenii Maiden  
ACPA8 Acacia paradoxa DC. paradox acacia
ACAR15 Acacia armata R. Br.  
ACPA81 Acacia parramattensis Tindale South Wales wattle
ACPA9 Acacia parvipinnula Tindale silver-stem wattle
ACPE8 Acacia pendula A. Cunn. ex G. Don myall acacia
ACPE10 Acacia penninervis Sieber ex DC. blackwood
ACPO2 Acacia podalyriifolia A. Cunn. ex G. Don pearl wattle
ACPR6 Acacia pravissima F. Muell. wedge-leaf wattle
ACPR3 Acacia prominens A. Cunn. ex G. Don goldenrain wattle
ACPR4 Acacia pruinosa A. Cunn. ex Benth. frosty wattle
ACPU3 Acacia pulchella R. Br.
ACPY3 Acacia pycnantha Benth. golden wattle
ACPY4 Acacia pyrifolia DC.
ACQU2 Acacia quornensis J.M. Black quorn wattle
ACRA5 Acacia ramulosa W. Fitzg.
ACRE9 Acacia redolens Maslin bank catclaw
ACRE2 Acacia retinodes Schltdl. water wattle
ACRI10 Acacia richii A. Gray [excluded]
ACRI6 Acacia rigens A. Cunn. ex G. Don nealie
ACRI7 Acacia rivalis J.M. Black creek wattle
ACRO6 Acacia rossei F. Muell.
ACRU11 Acacia rubida A. Cunn. red-leaf wattle
ACRU12 Acacia rupicola F. Muell. ex Benth.
ACSA9 Acacia saliciformis Tindale
ACSA10 Acacia salicina Lindl. cooba
ACSA Acacia saligna (Labill.) Wendl. f. orange wattle
ACCY Acacia cyanophylla Lindl.  
ACSC10 Acacia sclerosperma F. Muell. acacia
ACSI5 Acacia silvestris Tindale red wattle
ACSO4 Acacia sophorae (Labill.) R. Br. acacia
ACSP9 Acacia spectabilis A. Cunn. ex Benth. glory wattle
ACST5 Acacia stenophylla A. Cunn. ex Benth. Dalby myall
ACST8 Acacia stowardii Maiden bastard mulga
ACCL2 Acacia clivicola Pedley  
ACST6 Acacia stricta (Andrews) Willd.
ACSU9 Acacia suaveolens (Sm.) Willd. sweet acacia
ACSU11 Acacia sublanata Benth.
ACLU2 Acacia luehmannii F. Muell.  
ACSU10 Acacia subulata Bonpl. awl-leaf wattle
ACTE9 Acacia terminalis (Salisb.) J.F. Macbr. [excluded]
ACTE8 Acacia tetragonophylla F. Muell. dead finish
ACTR6 Acacia trineura F. Muell.
ACUL2 Acacia ulicifolia (Salisb.) Court juniper wattle
ACJU2 Acacia juniperina (Vent.) Willd.  
ACUN2 Acacia uncinata Lindl.
ACUN3 Acacia undulifolia G. Lodd.
ACUR2 Acacia urophylla Benth. ex Lindl.
ACVE5 Acacia verniciflua A. Cunn.
ACVE2 Acacia verticillata (L'Hér.) Willd. prickly Moses
ACVI7 Acacia victoriae Benth. bramble acacia
ACSE9 Acacia sentis F. Muell. ex Benth., nom. illeg.  
ACVI9 Acacia viscidula Benth.
ACWA3 Acacia wattsiana F. Muell. ex Benth.
ACACI2 Acaciella Britton & Rose
ACAN11 Acaciella angustissima (Mill.) Britton & Rose prairie acacia
ACAN Acacia angustissima (Mill.) Kuntze  
ACANC3 Acaciella angustissima (Mill.) Britton & Rose var. chisosiana (Isely) B.L. Turner Chisos prairie acacia
ACANC Acacia angustissima (Mill.) Kuntze var. chisosiana Isely  
ACANH2 Acaciella angustissima (Mill.) Britton & Rose var. hirta (Nutt.) B.L. Turner prairie acacia
ACANC2 Acacia angustissima (Mill.) Kuntze var. cuspidata (Schltdl.) L.D. Benson  
ACANH Acacia angustissima (Mill.) Kuntze var. hirta (Nutt.) B.L. Rob.  
ACANT4 Acacia angustissima (Mill.) Kuntze var. texensis (Torr. & A. Gray) Isely  
ACCU Acacia cuspidata Schltdl.  
ACHI3 Acacia hirta Nutt.  
ACTE2 Acacia texensis Torr. & A. Gray  
ACANT5 Acaciella angustissima (Mill.) Britton & Rose var. texensis (Torr. & A. Gray) L. Rico  
ACHI4 Acaciella hirta (Nutt.) Britton & Rose  
ACGL7 Acaciella glauca (L.) L. Rico acacia
ACGL4 Acacia glauca (L.) Moench  
ACVI8 Acacia villosa (Sw.) Willd.  
ACLE10 Acaciella leucothrix (Standl.) Britton & Rose whitehair acacia
ACANL Acacia angustissima (Mill.) Kuntze var. leucothrix (Standl.) B.L. Turner  
ACSH2 Acaciella shrevei Britton & Rose Shreve's prairie acacia
ACANS Acacia angustissima (Mill.) Kuntze var. shrevei (Britton & Rose) Isely  
ACHIL2 Acacia hirta Nutt. ssp. lemmonii (Rose) Wiggins  
ACLE3 Acacia lemmonii Rose  
ACSU12 Acaciella suffrutescens Britton & Rose prairie acacia
ACANS2 Acacia angustissima (Mill.) Kuntze var. suffrutescens (Rose) Isely  
ACAEN Acaena Mutis ex L. acaena
ACEX Acaena exigua A. Gray liliwai
ACEXG Acaena exigua A. Gray var. glaberrima Bitter  
ACEXG2 Acaena exigua A. Gray var. glabriuscula Bitter  
ACEXS Acaena exigua A. Gray var. subtusstrigulosa Bitter  
ACMY3 Acaena myriophylla Lindl. cadillo
ACNO7 Acaena novae-zelandiae Kirk biddy-biddy
ACAN3 Acaena anserinifolia auct. non (J.R. Forst. & G. Forst.) Druce  
ACNO4 Acaena novae-zelandica Kirk, orth. var.  
ACSA4 Acaena sanguisorbae auct. non (L. f.) Vahl  
ACPA14 Acaena pallida (Kirk) Allen pale biddy-biddy
ACPI3 Acaena pinnatifida Ruiz & Pav. Argentinian biddy-biddy
ACPIC2 Acaena pinnatifida Ruiz & Pav. var. californica (Bitter) Jeps. California biddy-biddy
ACCA2 Acaena californica Bitter  
ACALY Acalypha L. copperleaf
ACAL2 Acalypha alopecuroidea Jacq. foxtail copperleaf
ACAR17 Acalypha aristata Kunth  
ACAM2 Acalypha amentacea Roxb. catch me if you can
ACAMH Acalypha amentacea Roxb. var. heterotricha Fosberg
ACAMP2 Acalypha amentacea Roxb. var. palauensis Fosberg
ACAR16 Acalypha arvensis Poepp. field copperleaf
ACAR19 Acalypha aristata auct. non Kunth  
ACAU6 Acalypha australis L. Asian copperleaf
ACBE2 Acalypha berteriana Müll. Arg. Guayama Copperleaf
ACBI3 Acalypha bisetosa Bertol. ex Spreng. streambank copperleaf
ACCA3 Acalypha californica Benth. California copperleaf
ACPR Acalypha pringlei S. Watson  
ACCH2 Acalypha chamaedryfolia (Lam.) Müll. Arg. bastard copperleaf
ACDE4 Acalypha deamii (Weath.) H.E. Ahles Deam's threeseed mercury
ACRHD Acalypha rhomboidea Raf. var. deamii (Weath.) Weath.  
ACVID Acalypha virginica L. var. deamii Weath.  
ACGR2 Acalypha gracilens A. Gray slender threeseed mercury
ACGRD Acalypha gracilens A. Gray var. delzii L. Mill.  
ACGRF Acalypha gracilens A. Gray var. fraseri (Müll. Arg.) Weath.  
ACVIG Acalypha virginica L. var. gracilens (A. Gray) Müll. Arg.  
ACHI2 Acalypha hispida Burm. f. red-hot cat's tail
ACIN12 Acalypha indica L. Indian acalypha
ACLA9 Acalypha lanceolata Willd.
ACME7 Acalypha mexicana Müll. Arg. Mexican copperleaf
ACINM Acalypha indica L. var. mexicana (Müll. Arg.) Pax & K. Hoffm.  
ACMO4 Acalypha monococca (Engelm. ex A. Gray) Lill. W. Mill. & Gandhi slender threeseed mercury
ACGRM2 Acalypha gracilens A. Gray ssp. monococca (Engelm. ex A. Gray) G.L. Webster  
ACGRM Acalypha gracilens A. Gray var. monococca Engelm. ex A. Gray  
ACVIM Acalypha virginica L. var. monococca (Engelm. ex A. Gray) Müll. Arg.  
ACMO Acalypha monostachya Cav. round copperleaf
ACHE Acalypha hederacea Torr.  
ACNE Acalypha neomexicana Müll. Arg. New Mexico copperleaf
ACOS Acalypha ostryifolia Riddell pineland threeseed mercury
ACCA8 Acalypha caroliniana Elliott  
ACPH3 Acalypha phleoides Cav. shrubby copperleaf
ACLI Acalypha lindheimeri Müll. Arg.  
ACLIM Acalypha lindheimeri Müll. Arg. var. major Pax & K. Hoffm.  
ACPO Acalypha poiretii Spreng. Poiret's copperleaf
ACIN Acalypha indica Vell., non L.  
ACPO4 Acalypha portoricensis Müll. Arg. Puerto Rico copperleaf
ACRA Acalypha radians Torr. cardinal's feather
ACRH Acalypha rhomboidea Raf. common threeseed mercury
ACVIR Acalypha virginica L. var. rhomboidea (Raf.) Cooperr.  
ACSE Acalypha setosa A. Rich. Cuban copperleaf
ACVI Acalypha virginica L. Virginia threeseed mercury
ACWI Acalypha wilkesiana Müll. Arg. Wilkes' acalypha
ACAMW Acalypha amentacea Roxb. ssp. wilkesiana (Müll. Arg.) Fosberg  
ACAMP Acamptopappus (A. Gray) A. Gray goldenhead
ACSH Acamptopappus shockleyi A. Gray Shockley's goldenhead
ACSP Acamptopappus sphaerocephalus (Harv. & A. Gray ex A. Gray) A. Gray rayless goldenhead
ACSPH Acamptopappus sphaerocephalus (Harv. & A. Gray ex A. Gray) A. Gray var. hirtellus S.F. Blake rayless goldenhead
ACSPS2 Acamptopappus sphaerocephalus (Harv. & A. Gray ex A. Gray) A. Gray var. sphaerocephalus rayless goldenhead
APSP2 Aplopappus sphaerocephalus Harv. & A. Gray ex A. Gray  
ACANT6 Acanthocereus (Engelm. ex A. Berger) Britton & Rose triangle cactus
ACTE4 Acanthocereus tetragonus (L.) Humm. triangle cactus
ACFL3 Acanthocereus floridanus Small ex Britton & Rose  
ACPE5 Acanthocereus pentagonus (L.) Britton & Rose  
CATE30 Cactus tetragonus L.  
CEPE4 Cereus pentagonus (L.) Haw.  
ACANT2 Acanthomintha (A. Gray) A. Gray thorn-mint
ACDU2 Acanthomintha duttonii (Abrams) Jokerst San Mateo thorn-mint
ACOBD Acanthomintha obovata Jeps. ssp. duttonii Abrams  
ACIL Acanthomintha ilicifolia (A. Gray) A. Gray San Diego thorn-mint
ACLA2 Acanthomintha lanceolata Curran Santa Clara thorn-mint
ACOB Acanthomintha obovata Jeps. San Benito thorn-mint
ACOBC Acanthomintha obovata Jeps. ssp. cordata Jokerst heartleaf thorn-mint
ACOBO Acanthomintha obovata Jeps. ssp. obovata San Benito thorn-mint
ACANT3 Acanthospermum Schrank starbur
ACAU2 Acanthospermum australe (Loefl.) Kuntze Paraguayan starbur
ACXA Acanthospermum xanthioides DC.  
MEAU Melampodium australe Loefl.  
ACHI Acanthospermum hispidum DC. hispid starbur
ACHU Acanthospermum humile (Sw.) DC. low starbur
MEHU5 Melampodium humile Sw.  
ACANT7 Acanthus L. acanthus
ACEB3 Acanthus ebracteatus Vahl acanthus
ACILE Acanthus ilicifolius L. var. ebracteatus (Vahl) Benoist  
ACMO8 Acanthus mollis L. bear's breech
ACPO10 Acanthus polystachyus Delile
ACPOP Acanthus polystachyus Delile var. pseudopubescens Cufod.
ACPU4 Acanthus pubescens Engl.  
ACSP7 Acanthus spinosus L. spine acanthus
ACSY Acanthus syriacus Boiss. Syrian acanthus
ACARO2 Acarospora A. Massal. cracked lichen
ACAE Acarospora aeruginosa Hasse cracked lichen
ACAL13 Acarospora albomarginata (Herre) Salisb. cracked lichen
THAL6 Thelocarpon albomarginatum Herre  
ACAM5 Acarospora americana H. Magn. American cracked lichen
ACAM7 Acarospora amphibola Wedd.
ACAP Acarospora applanata H. Magn. cracked lichen
ACAR8 Acarospora arenacea H. Magn. cracked lichen
ACAR9 Acarospora arenosa Herre cracked lichen
ACAS3 Acarospora asahinae H. Magn. Asahina's cracked lichen
ACAS4 Acarospora asperata H. Magn. cracked lichen
ACBA4 Acarospora badiofusca (Nyl.) Th. Fr. cracked lichen
ACBO2 Acarospora boulderensis H. Magn.  
ACBU2 Acarospora bullata Anzi cracked lichen
ACCA14 Acarospora caesiofusca (Müll. Arg.) H. Magn. cracked lichen
ACCA15 Acarospora californica Zahlbr. California cracked lichen
ACCA16 Acarospora canadensis H. Magn. Canada cracked lichen
ACCA17 Acarospora carnegiei Zahlbr. Carnegie's cracked lichen
ACCE Acarospora cervina A. Massal. cracked lichen
ACCI2 Acarospora cinereoalba (Fink) H. Magn. cracked lichen
ACCI4 Acarospora citrina (Taylor) Zahlbr.
ACCL6 Acarospora clauzadeana (Llimona) Casares & Hafellner
BICL2 Biatorella clauzadeana Llimona  
ACCO10 Acarospora coloradiana H. Magn. Colorado cracked lichen
ACCO11 Acarospora complanata H. Magn. cracked lichen
ACOB6 Acarospora obscura H. Magn.  
ACDE9 Acarospora desolata H. Magn. cracked lichen
ACDI4 Acarospora dispersa H. Magn. cracked lichen
ACEL2 Acarospora elevata H. Magn. cracked lichen
ACFU2 Acarospora fuscata (Schrad.) Arnold cracked lichen
ACCA19 Acarospora cartilaginea H. Magn.  
ACSQ2 Acarospora squamulosa (Schrad.) Trevis.  
ACFU3 Acarospora fuscescens H. Magn. cracked lichen
ACGA2 Acarospora gallica H. Magn. Gallic cracked lichen
ACGE4 Acarospora geogena H. Magn. cracked lichen
ACGE6 Acarospora geophila H. Magn.  
ACGL2 Acarospora glaucocarpa (Ach.) Körb. cracked lichen
ACHA3 Acarospora hassei Herre Hasse's cracked lichen
ACHE6 Acarospora heppii (Nageli ex Hepp) Nageli ex Körb. Hepp's cracked lichen
ACHE7 Acarospora heufleriana Körb. Heufler's cracked lichen
ACHI6 Acarospora hilaris (Dufour) Hue cracked lichen
ACIM2 Acarospora immersa Fink water cracked lichen
ACIM3 Acarospora impressula Th. Fr. cracked lichen
ACIN5 Acarospora instrata H. Magn. cracked lichen
ACIN6 Acarospora interjecta H. Magn. cracked lichen
ACIN7 Acarospora interposita H. Magn. cracked lichen
ACIN8 Acarospora interspersa H. Magn. cracked lichen
ACMA10 Acarospora macrospora (Hepp) Bagl. big spore cracked lichen
ACSQ Acarospora squamulosa sensu Th. Fr.  
ACMO6 Acarospora molybdina (Wahlenb.) Trevis. molybdenum cracked lichen
ACNE7 Acarospora nevadensis H. Magn. Nevada cracked lichen
ACNI6 Acarospora nigromarginata de Lesd. darkmargin cracked lichen
ACNI7 Acarospora nitida H. Magn. cracked lichen
ACNO6 Acarospora nodulosa (Dufour) Hue nodule cracked lichen
ACNON Acarospora nodulosa (Dufour) Hue var. nodulosa nodule cracked lichen
ACOB4 Acarospora obnubila H. Magn. cracked lichen
ACOB5 Acarospora obpallens H. Magn. cracked lichen
ACOL Acarospora oligospora (Nyl.) Arnold cracked lichen
ACGL3 Acarospora glebosa (Flotow) Körb.  
ACPA7 Acarospora particularis H. Magn. particular cracked lichen
ACPE6 Acarospora peliscypha Th. Fr. cracked lichen
ACPE7 Acarospora peltastica Zahlbr. cracked lichen
ACPY2 Acarospora pyrenopsoides H. Magn. cracked lichen
ACRA4 Acarospora radicata H. Magn. cracked lichen
ACRE7 Acarospora reagens Zahlbr.
ACNOR Acarospora nodulosa (Dufour) Hue var. reagens (Zahlbr.) Clauzade & Cl. Roux  
ACRU5 Acarospora rugulosa Körb. cracked lichen
ACMO7 Acarospora montana H. Magn.  
ACSA6 Acarospora saepincola H. Magn. cracked lichen
ACSC4 Acarospora scabrida Hedl. ex H. Magn. cracked lichen
ACSC5 Acarospora schleicheri (Ach.) A. Massal. Schleicher's cracked lichen
ACAL14 Acarospora albida H. Magn.  
ACAM6 Acarospora amabilis H. Magn.  
ACBE5 Acarospora bella (Nyl.) Jatta  
ACCH4 Acarospora chrysops (Tuck.) H. Magn.  
ACCO13 Acarospora contigua H. Magn.  
ACDI5 Acarospora dissipata H. Magn.  
ACEP Acarospora epilutescens Zahlbr.  
ACEV Acarospora evoluta H. Magn.  
ACIN10 Acarospora intercedens H. Magn.  
ACOC2 Acarospora ocellata H. Magn.  
ACRH2 Acarospora rhabarbarina Hue  
ACRI5 Acarospora rimulosa H. Magn.  
ACRU6 Acarospora rubicunda H. Magn.  
ACSU7 Acarospora subalbida H. Magn.  
ACSU8 Acarospora subcontigua H. Magn.  
ACXA2 Acarospora xanthophana (Nyl.) Jatta  
ACSC6 Acarospora scotica Hue cracked lichen
ACSI4 Acarospora sinopica (Wahlenb.) Körb. cracked lichen
ACSM2 Acarospora smaragdula (Wahlenb.) A. Massal. cracked lichen
ACRU7 Acarospora rufescens (Ach.) Bausch  
ACSO2 Acarospora socialis H. Magn. cracked lichen
ACSP6 Acarospora sparsa H. Magn. cracked lichen
ACST2 Acarospora stapfiana (Müll. Arg.) Hue cracked lichen
ACST3 Acarospora strigata (Nyl.) Jatta cracked lichen
ACSU5 Acarospora succedens H. Magn. cracked lichen
ACSU6 Acarospora superfusa H. Magn. cracked lichen
ACTE5 Acarospora tenebrica H. Magn. cracked lichen
ACTE6 Acarospora terricola H. Magn. cracked lichen
ACTH4 Acarospora thamnina (Tuck.) Herre cracked lichen
ACTH5 Acarospora thelococcoides (Nyl.) Zahlbr. cracked lichen
ACTH6 Acarospora thermophila Herre heatloving cracked lichen
ACTO4 Acarospora tongleti Hue Tonglet's cracked lichen
ACVA3 Acarospora variegata H. Magn.  
ACTU2 Acarospora tucsonensis H. Magn. Tucson cracked lichen
ACUT Acarospora utahensis H. Magn. Utah cracked lichen
ACVE4 Acarospora veronensis A. Massal. cracked lichen
ACWA2 Acarospora washingtonensis H. Magn. Washington cracked lichen
ACAUL Acaulon Müll. Hal. acaulon moss
ACMU5 Acaulon muticum (Hedw.) Müll. Hal. acaulon moss
ACMUM Acaulon muticum (Hedw.) Müll. Hal. var. muticum acaulon moss
ACRU8 Acaulon rubrum Grout  
ACMUR Acaulon muticum (Hedw.) Müll. Hal. var. rufescens (A. Jaeger) H.A. Crum acaulon moss
ACRU9 Acaulon rufescens A. Jaeger  
ACSC8 Acaulon schimperianum (Sull.) Sull. Schimper's acaulon moss
ACTR4 Acaulon triquetrum (Spruce) Müll. Hal. acaulon moss
ACER Acer L. maple
ACBU4 Acer buergerianum Miq. trident maple
ACCA5 Acer campestre L. hedge maple
ACCI Acer circinatum Pursh vine maple
ACCI5 Acer cissifolium (Siebold & Zucc.) K. Koch ivyleaf maple
ACDI12 Acer diabolicum Blume ex K. Koch [excluded]
ACFL Acer floridanum (Chapm.) Pax southern sugar maple
ACBA3 Acer barbatum Michx. p.p.  
ACBAL Acer barbatum Michx. var. longii (Fernald) Fernald  
ACBAV Acer barbatum Michx. var. villipes (Rehder) Ashe  
ACFLL Acer floridanum (Chapm.) Pax var. longii Fernald  
ACFLV Acer floridanum (Chapm.) Pax var. villipes Rehder  
ACNIF Acer nigrum Michx. f. var. floridanum (Chapm.) Fosberg  
ACSAF2 Acer saccharinum L. var. floridanum Chapm.  
ACSAF Acer saccharum Marshall ssp. floridanum (Chapm.) Desmarais  
ACSAF3 Acer saccharum Marshall var. floridanum (Chapm.) Small & A. Heller  
SABA13 Saccharodendron barbatum (Michx.) Nieuwl.  
SAFL8 Saccharodendron floridanum (Chapm.) Nieuwl.  
ACFR Acer ×freemanii A.E. Murray [rubrum × saccharinum] Freeman maple
ACGI Acer ginnala Maxim. Amur maple
ACTAG Acer tataricum L. ssp. ginnala (Maxim.) Wesmael  
ACGL Acer glabrum Torr. Rocky Mountain maple
ACGLD3 Acer glabrum Torr. var. diffusum (Greene) Smiley Rocky Mountain maple
ACDI Acer diffusum Greene  
ACGLD Acer glabrum Torr. ssp. diffusum (Greene) A.E. Murray  
ACGLD4 Acer glabrum Torr. var. douglasii (Hook.) Dippel Douglas maple
ACDO Acer douglasii Hook.  
ACGLD2 Acer glabrum Torr. ssp. douglasii (Hook.) Wesmael  
ACGLG2 Acer glabrum Torr. var. glabrum Rocky Mountain maple
ACGLT3 Acer glabrum Torr. var. tripartitum (Nutt. ex Torr. & A. Gray) Pax  
ACGLT4 Acer glabrum Torr. var. typicum (Wesmael) Keller  
ACTR3 Acer tripartitum Nutt. ex Torr. & A. Gray  
ACGLG Acer glabrum Torr. var. greenei Keller Greene's maple
ACGLN2 Acer glabrum Torr. var. neomexicanum (Greene) Kearney & Peebles New Mexico maple
ACGLN Acer glabrum Torr. ssp. neomexicanum (Greene) A.E. Murray  
ACGLP Acer glabrum Torr. var. parviflorum A.E. Murray  
ACNE6 Acer neomexicanum Greene  
ACGLT2 Acer glabrum Torr. var. torreyi (Greene) Smiley Torrey maple
ACGLT Acer glabrum Torr. ssp. torreyi (Greene) A.E. Murray  
ACTO2 Acer torreyi Greene  
ACGR3 Acer grandidentatum Nutt. bigtooth maple
ACGRG Acer grandidentatum Nutt. var. grandidentatum bigtooth maple
ACSAG2 Acer saccharum Marshall ssp. grandidentatum (Nutt.) Desmarais  
ACSAG3 Acer saccharum Marshall var. grandidentatum (Nutt.) Sudw.  
SAGR17 Saccharodendron grandidentatum (Nutt.) Nieuwl.  
ACGRS Acer grandidentatum Nutt. var. sinuosum (Rehder) Little canyon maple
ACBR Acer brachypterum Wooton & Standl.  
ACGRB Acer grandidentatum Nutt. var. brachypterum (Wooton & Standl.) Palmer  
ACSAB Acer saccharum Marshall ssp. brachypterum (Wooton & Standl.) A.E. Murray  
ACSAS3 Acer saccharum Marshall var. sinuosum (Rehder) Sarg.  
ACSI3 Acer sinuosum Rehder  
ACGR14 Acer griseum (Franch.) Pax paperbark maple
ACJA2 Acer japonicum Thurb. Amur maple
ACLE Acer leucoderme Small chalk maple
ACNIL Acer nigrum Michx. f. var. leucoderme (Small) Fosberg  
ACSAL Acer saccharum Marshall ssp. leucoderme (Small) Desmarais  
ACSAL2 Acer saccharum Marshall var. leucoderme (Small) Rehder  
SALE8 Saccharodendron leucoderme (Small) Nieuwl.  
ACLE2 Acer leucoderme × saccharum [unnamed hybrid] hybrid sugar maple
ACSE12 Acer ×senecaense Slavin, nom. inval.  
ACMA3 Acer macrophyllum Pursh bigleaf maple
ACNE2 Acer negundo L. boxelder
ACNEA Acer negundo L. var. arizonicum Sarg. Arizona boxelder
ACNEC2 Acer negundo L. var. californicum (Torr. & A. Gray) Sarg. California boxelder
ACNEC Acer negundo L. ssp. californicum (Torr. & A. Gray) Wesmael  
NECA6 Negundo californicum Torr. & A. Gray  
ACNEI2 Acer negundo L. var. interius (Britton) Sarg. boxelder
ACIN3 Acer interius Britton  
ACNEI Acer negundo L. ssp. interius (Britton) Á. Löve & D. Löve  
NEACI Negundo aceroides (L.) Moench ssp. interius (Britton) Á. Löve & D. Löve  
NEIN3 Negundo interius (Britton) Rydb.  
ACNEN Acer negundo L. var. negundo boxelder
ACNEV2 Acer negundo L. var. variegatum Jacques  
NEAC Negundo aceroides (L.) Moench  
NENE Negundo negundo (L.) Karst., nom. inval.  
ACNET Acer negundo L. var. texanum Pax boxelder
ACNEL Acer negundo L. ssp. latifolium (Pax) Schwerin  
ACNEV Acer negundo L. var. violaceum (G. Kirchn.) H. Jaeger boxelder
NEACV Negundo aceroides (L.) Moench ssp. violaceum (G. Kirchn.) W.A. Weber  
ACNI5 Acer nigrum Michx. f. black maple
ACNIP Acer nigrum Michx. f. var. palmeri Sarg.  
ACSAN Acer saccharum Marshall ssp. nigrum (Michx. f.) Desmarais  
ACSAN2 Acer saccharum Marshall var. nigrum (Michx. f.) Britton  
ACSAV Acer saccharum Marshall var. viride (Schmidt) A.E. Murray  
SANI9 Saccharodendron nigrum (Michx. f.) Small  
ACOP3 Acer opalus Mill.
ACOPO Acer opalus Mill. ssp. obtusatum (Waldst. & Kit. ex Willd.) Gams
ACOB7 Acer obtusatum Waldst. & Kit. ex Willd.  
ACPA2 Acer palmatum Thunb. Japanese maple
ACPE Acer pensylvanicum L. striped maple
ACPL Acer platanoides L. Norway maple
ACPLS Acer platanoides L. var. schwedleri G. Nicholson  
ACPS Acer pseudoplatanus L. sycamore maple
ACRU Acer rubrum L. red maple
ACBA2 Acer barbatum Michx. p.p.  
ACRUD Acer rubrum L. var. drummondii (Hook. & Arn. ex Nutt.) Sarg. Drummond's maple
ACDR Acer drummondii Hook. & Arn. ex Nutt.  
ACRUD2 Acer rubrum L. ssp. drummondii (Hook. & Arn. ex Nutt.) A.E. Murray  
RUDR3 Rufacer drummondii (Hook. & Arn. ex Nutt.) Small  
ACRUR Acer rubrum L. var. rubrum red maple
ACRUT2 Acer rubrum L. var. tomentosum Tausch  
ACST Acer stenocarpum Britton  
RURU5 Rufacer rubrum (L.) Small  
ACRUT Acer rubrum L. var. trilobum Torr. & A. Gray ex K. Koch red maple
ACCA9 Acer carolinianum Walter  
ACRUT3 Acer rubrum L. var. tridens Alph. Wood  
RUCA7 Rufacer carolinianum (Walter) Small  
ACSA2 Acer saccharinum L. silver maple
ACDA2 Acer dasycarpum Ehrh.  
ACSAL3 Acer saccharinum L. var. laciniatum Pax  
ACSAW Acer saccharinum L. var. wieri Rehder  
ARSA9 Argentacer saccharinum (L.) Small  
ACSA3 Acer saccharum Marshall sugar maple
ACSAS Acer saccharum Marshall var. saccharum sugar maple
ACNIG Acer nigrum Michx. f. var. glaucum (F. Schmidt) Fosberg  
ACNIS2 Acer nigrum Michx. f. var. saccharophorum (K. Koch) R.T. Clausen  
ACSAG Acer saccharum Marshall var. glaucum (F. Schmidt) Sarg.  
ACSAR Acer saccharum Marshall var. rugellii (Pax) Rehder  
SASA18 Saccharodendron saccharum (Marshall) Moldenke  
ACSAS2 Acer saccharum Marshall var. schneckii Rehder sugar maple
ACSAO Acer saccharum Marshall ssp. ozarkense A.E. Murray  
ACSAS4 Acer saccharum Marshall ssp. schneckii (Rehder) Desmarais  
ACSP2 Acer spicatum Lam. mountain maple
ACTA80 Acer tataricum L. tatarian maple
ACTAT2 Acer tataricum L. var. torminaloides Pax
ACHIL Achillea L. yarrow
ACAE2 Achillea aegyptiaca L.
ACTA3 Achillea taygetea Boiss. & Heldr.  
ACAG Achillea ageratifolia (Sm.) Boiss. yarrow
ACAG3 Achillea ageratum L. sweet-Nancy
ACAL17 Achillea alpina L. Chinese yarrow
ACBI6 Achillea biserrata M. Bieb.
ACCA29 Achillea cartilaginea Ledeb. ex Rchb.
ACCH6 Achillea chrysocoma Friv.
ACCL3 Achillea clavennae L.
ACCL4 Achillea clusiana Tausch
ACCL5 Achillea clypeolata Sm.
ACCO19 Achillea collina Becker ex Rchb.
ACCO20 Achillea conferta DC.
ACCR3 Achillea crithmifolia Waldst. & Kit.
ACDI6 Achillea distans Waldst. & Kit. ex Willd. Alps yarrow
ACDE10 Achillea dentifera DC.  
ACDIT Achillea distans Waldst. & Kit. ex Willd. ssp. tanacetifolia (All.) Janch.
ACTA2 Achillea tanacetifolia All.  
ACER7 Achillea erba-rotta All.
ACERR Achillea erba-rotta All. ssp. rupestris (Porta) I. Richardson
ACRU13 Achillea rupestris Porta  
ACFI Achillea filipendulina Lam. fernleaf yarrow
ACGR12 Achillea grandifolia Friv.
ACIM6 Achillea impatiens L.
ACLI2 Achillea ligustica All. Ligurian yarrow
ACLI7 Achillea lingulata Waldst. & Kit.
ACMA15 Achillea macrocephala Rupr.
ACPTM Achillea ptarmica L. ssp. macrocephala (Rupr.) Heimerl  
ACMA13 Achillea macrophylla L.
ACMI2 Achillea millefolium L. common yarrow
ACMIA Achillea millefolium L. var. alpicola (Rydb.) Garrett common yarrow
ACAL11 Achillea alpicola (Rydb.) Rydb.  
ACFU Achillea fusca Rydb.  
ACLAA Achillea lanulosa Nutt. ssp. alpicola (Rydb.) D.D. Keck  
ACLAA2 Achillea lanulosa Nutt. var. alpicola Rydb.  
ACMIF Achillea millefolium L. var. fusca (Rydb.) G.N. Jones  
ACSU3 Achillea subalpina Greene  
ACMIA2 Achillea millefolium L. var. arenicola (A. Heller) Nobs common yarrow
ACAR6 Achillea arenicola A. Heller  
ACBOA Achillea borealis Bong. ssp. arenicola (A. Heller) D.D. Keck  
ACBOA2 Achillea borealis Bong. var. arenicola (A. Heller) J.T. Howell  
ACMIM4 Achillea millefolium L. var. maritima Jeps.  
ACMIB Achillea millefolium L. var. borealis (Bong.) Farw. boreal yarrow
ACBO Achillea borealis Bong.  
ACBOT Achillea borealis Bong. ssp. typica D.D. Keck  
ACMIA3 Achillea millefolium L. ssp. atrotegula B. Boivin  
ACMIB2 Achillea millefolium L. ssp. borealis (Bong.) Breitung  
ACMIF2 Achillea millefolium L. var. fulva B. Boivin  
ACMIP3 Achillea millefolium L. var. parviligula B. Boivin  
ACMIP4 Achillea millefolium L. var. parvula B. Boivin  
ACMIC Achillea millefolium L. var. californica (Pollard) Jeps. California yarrow
ACBOC Achillea borealis Bong. ssp. californica (Pollard) D.D. Keck  
ACBOC2 Achillea borealis Bong. var. californica (Pollard) J.T. Howell  
ACCA7 Achillea californica Pollard  
ACMIG Achillea millefolium L. var. gigantea (Pollard) Nobs giant yarrow
ACGI2 Achillea gigantea Pollard  
ACMIL2 Achillea millefolium L. var. litoralis Ehrend. ex Nobs coast yarrow
ACMIM5 Achillea millefolium L. var. megacephala (Raup) B. Boivin common yarrow
ACMIM2 Achillea millefolium L. var. millefolium common yarrow
ACMA14 Achillea magna auct.  
ACMIN Achillea millefolium L. var. nigrescens E. Mey. common yarrow
ACNI4 Achillea nigrescens (E. Mey.) Rydb.  
ACMIO Achillea millefolium L. var. occidentalis DC. western yarrow
ACAN7 Achillea angustissima Rydb.  
ACAS2 Achillea aspleniifolia auct. non Vent.  
ACER2 Achillea eradiata Piper  
ACGR5 Achillea gracilis Raf.  
ACLA5 Achillea lanulosa Nutt.  
ACLAT Achillea lanulosa Nutt. ssp. typica D.D. Keck  
ACLAA3 Achillea lanulosa Nutt. var. arachnoidea Lunell  
ACLAE Achillea lanulosa Nutt. var. eradiata (Piper) M. Peck  
ACLA3 Achillea laxiflora Pollard & Cockerell  
ACMIL Achillea millefolium L. ssp. lanulosa (Nutt.) Piper  
ACMIO2 Achillea millefolium L. ssp. occidentalis (DC.) Hyl.  
ACMIP5 Achillea millefolium L. ssp. pallidotegula B. Boivin  
ACMIA4 Achillea millefolium L. var. aspleniifolia (Vent.) Farw.  
ACMIG2 Achillea millefolium L. var. gracilis (Raf.) Raf. ex DC.  
ACMIL3 Achillea millefolium L. var. lanulosa (Nutt.) Piper  
ACMIR Achillea millefolium L. var. rosea (Desf.) Torr. & A. Gray  
ACMIR2 Achillea millefolium L. var. russeolata B. Boivin  
ACOC Achillea occidentalis (DC.) Raf. ex Rydb.  
ACRO4 Achillea rosea Desf.  
ACTO3 Achillea tomentosa Pursh, non L.  
ACMIP Achillea millefolium L. var. pacifica (Rydb.) G.N. Jones Pacific yarrow
ACPA5 Achillea pacifica Rydb.  
ACMIP2 Achillea millefolium L. var. puberula (Rydb.) Nobs common yarrow
ACPU2 Achillea puberula Rydb.  
ACNO Achillea nobilis L. noble yarrow
ACOD2 Achillea odorata L.
ACPA11 Achillea pannonica Scheele yarrow
ACPT Achillea ptarmica L. sneezeweed
ACPY5 Achillea pyrenaica Sibth. ex Godr.
ACSE10 Achillea setacea Waldst. & Kit.
ACSI Achillea sibirica Ledeb. Siberian yarrow
ACMU3 Achillea multiflora Hook.  
ACUM Achillea umbellata Sm.
ACHLY Achlys DC. achlys
ACCA6 Achlys californica I. Fukuda & H.G. Baker deer's foot
ACTR Achlys triphylla (Sm.) DC. sweet after death
ACTRT Achlys triphylla (Sm.) DC. ssp. triphylla  
ACHNA Achnatherum P. Beauv. needlegrass
ACAR14 Achnatherum aridum (M.E. Jones) Barkworth Mormon needlegrass
STAR2 Stipa arida M.E. Jones  
ACBL Achnatherum ×bloomeri (Bol.) Barkworth [hymenoides × occidentale]
ORBL Oryzopsis bloomeri (Bol.) Ricker  
STBL4 Stipa bloomeri Bol.  
STBL5 Stiporyzopsis bloomeri (Bol.) B.L. Johnson  
ACBR5 Achnatherum brachychaetum (Godr.) Barkworth shortbristled needlegrass
NABR2 Nassella brachychaeta (Godr.) Barkworth  
STBR3 Stipa brachychaeta Godr.  
ACBR6 Achnatherum bromoides (L.) P. Beauv.
STAR14 Stipa aristella L.  
STBR8 Stipa bromoides (L.) Dorfl.  
ACCA30 Achnatherum calamagrostis (L.) P. Beauv.
ACCA34 Achnatherum capense (Thunb.) P. Beauv. Cape ricegrass
STCA25 Stipa capensis Thunb.  
STTO8 Stipa tortilis Desf.  
ACCA36 Achnatherum caragana (Trin.) Nevski
LACA13 Lasiagrostis caragana (Trin.) Trin. & Rupr.  
STCA27 Stipa caragana Trin.  
ACCA31 Achnatherum caudatum (Trin.) S.L.W. Jacobs & J. Everett Chilean ricegrass
STLI4 Stipa littoralis Phil.  
ACCL7 Achnatherum clandestinum (Hack.) Barkworth Mexican ricegrass
STCL5 Stipa clandestina Hack.  
ACCO22 Achnatherum contractum (B.L. Johnson) Barkworth contracted ricegrass
ORCO3 Oryzopsis contracta (B.L. Johnson) Schltr.  
ORHYC Oryzopsis hymenoides (Roem. & Schult.) Ricker ex Piper var. contracta B.L. Johnson  
STCO11 Stipa contracta (B.L. Johnson) W.A. Weber  
ACCO21 Achnatherum coronatum (Thurb.) Barkworth giant ricegrass
STCO5 Stipa coronata Thurb.  
ACCU6 Achnatherum curvifolium (Swallen) Barkworth Guadalupe ricegrass
STCU2 Stipa curvifolia Swallen  
ACDI10 Achnatherum diegoense (Swallen) Barkworth San Diego needlegrass
STDI Stipa diegoensis Swallen  
ACEM4 Achnatherum eminens (Cav.) Barkworth southwestern needlegrass
STEM2 Stipa eminens Cav.  
ACHE10 Achnatherum hendersonii (Vasey) Barkworth Henderson's needlegrass
ORHE Oryzopsis hendersonii Vasey  
STHE5 Stipa hendersonii (Vasey) Muhl.  
ACHY Achnatherum hymenoides (Roem. & Schult.) Barkworth Indian ricegrass
ERCU9 Eriocoma cuspidata Nutt.  
ORHY Oryzopsis hymenoides (Roem. & Schult.) Ricker ex Piper  
STHY6 Stipa hymenoides Roem. & Schult.  
ACLA8 Achnatherum latiglume (Swallen) Barkworth Sierra needlegrass
STLA2 Stipa latiglumis Swallen  
ACLE8 Achnatherum lemmonii (Vasey) Barkworth Lemmon's needlegrass
ACLEL Achnatherum lemmonii (Vasey) Barkworth var. lemmonii Lemmon's needlegrass
ACLEL2 Achnatherum lemmonii (Vasey) Barkworth ssp. lemmonii  
STLE2 Stipa lemmonii (Vasey) Scribn.  
STLEJ Stipa lemmonii (Vasey) Scribn. var. jonesii Scribn.  
STLEL Stipa lemmonii (Vasey) Scribn. var. lemmonii  
ACLEP Achnatherum lemmonii (Vasey) Barkworth var. pubescens (Crampton) Barkworth pubescent Lemmon's needlegrass
ACLEP2 Achnatherum lemmonii (Vasey) Barkworth ssp. pubescens (Crampton) Barkworth  
STLEP Stipa lemmonii (Vasey) Scribn. var. pubescens Crampton  
ACLE9 Achnatherum lettermanii (Vasey) Barkworth Letterman's needlegrass
STLE4 Stipa lettermanii Vasey  
ACLO7 Achnatherum lobatum (Swallen) Barkworth littleawn needlegrass
STLO3 Stipa lobata Swallen  
ACNE9 Achnatherum nelsonii (Scribn.) Barkworth Columbia needlegrass
ACNED Achnatherum nelsonii (Scribn.) Barkworth ssp. dorei (Barkworth & Maze) Barkworth Dore's needlegrass
ACNED2 Achnatherum nelsonii (Scribn.) Barkworth var. dorei (Barkworth & Maze) Dorn  
STCO3 Stipa columbiana Macoun, nom. utique rej.  
STMI6 Stipa minor (Vasey) Scribn.  
STNED Stipa nelsonii Scribn. ssp. dorei Barkworth & Maze  
STNED2 Stipa nelsonii Scribn. var. dorei (Barkworth & Maze) Dorn  
STOCM Stipa occidentalis Thurb. var. minor sensu C.L. Hitchc., non (Vasey) C.L. Hitchc.  
ACNEN2 Achnatherum nelsonii (Scribn.) Barkworth ssp. nelsonii Columbia needlegrass
STCON2 Stipa columbiana Macoun var. nelsonii (Scribn.) H. St. John  
STNE3 Stipa nelsonii Scribn.  
STOCN Stipa occidentalis Thurb. var. nelsonii (Scribn.) C.L. Hitchc.  
STWI Stipa williamsii Scribn.  
ACNE10 Achnatherum nevadense (B.L. Johnson) Barkworth Nevada needlegrass
STNE4 Stipa nevadensis B.L. Johnson  
ACOC3 Achnatherum occidentale (Thurb.) Barkworth western needlegrass
ACOCC Achnatherum occidentale (Thurb.) Barkworth ssp. californicum (Merr. & Burtt Davy) Barkworth California needlegrass
ACNEL2 Achnatherum nelsonii (Scribn.) Barkworth ssp. longiaristatum (Barkworth & Maze) Barkworth  
STCA2 Stipa californica Merr. & Burtt Davy  
STNEL3 Stipa nelsonii Scribn. var. longiaristata Barkworth & Maze  
STOCC Stipa occidentalis Thurb. var. californica (Merr. & Burtt Davy) C.L. Hitchc.  
ACOCO Achnatherum occidentale (Thurb.) Barkworth ssp. occidentale western needlegrass
STOC2 Stipa occidentalis Thurb.  
ACOCP Achnatherum occidentale (Thurb.) Barkworth ssp. pubescens (Vasey) Barkworth pubescent western needlegrass
STEL2 Stipa elmeri Piper & Brodie ex Scribn.  
STOCP Stipa occidentalis Thurb. var. pubescens (Vasey) Maze, Roy L. Taylor & MacBryde  
ACPA13 Achnatherum parishii (Vasey) Barkworth Parish's needlegrass
ACPAD Achnatherum parishii (Vasey) Barkworth var. depauperatum (M.E. Jones) Barkworth little Parish's needlegrass
STCOD Stipa coronata Thurb. var. depauperata (M.E. Jones) Hitchc.  
ACPAP Achnatherum parishii (Vasey) Barkworth var. parishii Parish's needlegrass
STCOP2 Stipa coronata Thurb. var. parishii (Vasey) Hitchc.  
STPA17 Stipa parishii Vasey  
ACPE12 Achnatherum pekinense (Hance) Ohwi
ACPE13 Achnatherum perplexum Hoge & Barkworth New Mexico needlegrass
STPE10 Stipa perplexa (Hoge & Barkworth) Wipff & S.D. Jones  
ACPI2 Achnatherum pinetorum (M.E. Jones) Barkworth pine needlegrass
STPI2 Stipa pinetorum M.E. Jones  
ACRI8 Achnatherum richardsonii (Link) Barkworth Richardson's needlegrass
STRI2 Stipa richardsonii Link  
ACRO7 Achnatherum robustum (Vasey) Barkworth sleepygrass
STRO3 Stipa robusta (Vasey) Scribn.  
STVA4 Stipa vaseyi Scribn.  
ACSC11 Achnatherum scribneri (Vasey) Barkworth Scribner needlegrass
STSC2 Stipa scribneri Vasey  
ACSP12 Achnatherum speciosum (Trin. & Rupr.) Barkworth desert needlegrass
STSP3 Stipa speciosa Trin. & Rupr.  
ACSP8 Achnatherum splendens (Trin.) Nevski
STSP12 Stipa splendens Trin.  
ACST7 Achnatherum stillmanii (Bol.) Barkworth Stillman's needlegrass
STST2 Stipa stillmanii Bol.  
ACSW3 Achnatherum swallenii (C.L. Hitchc. & Spellenb.) Barkworth Swallen's needlegrass
ORSW Oryzopsis swallenii C.L. Hitchc. & Spellenb.  
ACTH7 Achnatherum thurberianum (Piper) Barkworth Thurber's needlegrass
STTH2 Stipa thurberiana Piper  
ACWA Achnatherum wallowaense Maze & K.A. Robson Wallowa needlegrass
ACWA4 Achnatherum wallowaensis Maze & K.A. Robson, orth. var.  
ACWE3 Achnatherum webberi (Thurb.) Barkworth Webber needlegrass
ORWE Oryzopsis webberi (Thurb.) Benth. ex Vasey  
STWE Stipa webberi (Thurb.) B.L. Johnson  
ACHNE ×Achnella Barkworth ricegrass
ACCA32 ×Achnella caduca (Beal) Barkworth [Achnatherum hymenoides × Nassella viridula] Mandan ricegrass
ORCA9 Oryzopsis caduca Beal  
STCA22 Stipa caduca (Beal) Scribn.  
STCA13 ×Stiporyzopsis caduca (Beal) B.L. Johnson & Rogler  
ACHYR Achyrachaena Schauer blow wives
ACMO2 Achyrachaena mollis Schauer blow wives
ACHYR2 Achyranthes L. chaff flower
ACAS Achyranthes aspera L. devil's horsewhip
ACCA37 Achyranthes canescens R. Br.  
ACASA Achyranthes aspera L. var. aspera devil's horsewhip
ACIN4 Achyranthes indica (L.) Mill.  
CEAS3 Centrostachys aspera (L.) Standl.  
CEIN6 Centrostachys indica (L.) Standl.  
ACASP Achyranthes aspera L. var. pubescens (Moq.) Townsend devil's horsewhip
ACBI9 Achyranthes bidentata Blume [excluded]
ACJA Achyranthes japonica (Miq.) Nakai Japanese chaff flower
ACJAH Achyranthes japonica (Miq.) Nakai var. hachijoensis Honda Japanese chaff flower
ACMU2 Achyranthes mutica A. Gray blunt chaff flower
ACNE3 Achyranthes nelsonii H. St. John  
ACSP3 Achyranthes splendens Mart. ex Moq. Maui chaff flower
ACSPA2 Achyranthes splendens Mart. ex Moq. var. atollensis (H. St. John) Govaerts
ACAT Achyranthes atollensis H. St. John  
ACSPR2 Achyranthes splendens Mart. ex Moq. var. rotundata Hillebr. Maui chaff flower
ACSPR Achyranthes splendens Mart. ex Moq. var. reflecta Hillebr.  
ACSPS Achyranthes splendens Mart. ex Moq. var. splendens Maui chaff flower
ACHYR3 Achyronychia Torr. & A. Gray achyronychia
ACCO3 Achyronychia cooperi Torr. & A. Gray onyxflower
ACICA Acicarpha Juss. acicarpha
ACTR2 Acicarpha tribuloides Juss. madam gorgon
ACIDA Acidanthera Hochst. acidanthera
ACINO Acinos Mill. acinos
ACAR2 Acinos arvensis (Lam.) Dandy basil thyme
ACTH3 Acinos thymoides (L.) Moench  
CAAC6 Calamintha acinos (L.) Clairville ex Gaudich.  
CLAC5 Clinopodium acinos (L.) Kuntze  
SAAC Satureja acinos (L.) Scheele  
ACIPH Aciphylla J.R. Forst. & G. Forst. fierce Spaniard
ACFE2 Aciphylla ferox W.R.B. Oliv. fierce Spaniard
ACISA Acisanthera P. Br. acisanthera
ACQU Acisanthera quadrata Pers. dustseed
ACAC4 Acisanthera acisanthera (L.) Britton, nom. inval.  
ACLEI Acleisanthes A. Gray trumpets
ACAC Acleisanthes acutifolia Standl. needletip trumpets
ACAN2 Acleisanthes anisophylla A. Gray obliqueleaf trumpets
ACCR Acleisanthes crassifolia A. Gray Texas trumpets
ACLO2 Acleisanthes longiflora A. Gray angel's trumpets
ACOB2 Acleisanthes obtusa (Choisy) Standl. Berlandier's trumpets
ACBE4 Acleisanthes berlandieri A. Gray  
ACGR8 Acleisanthes greggii Standl.  
ACWR3 Acleisanthes wrightii (A. Gray) Benth. & Hook. f. ex Hemsl. Wright's trumpets
ACMEL Acmella Rich. ex Pers. spotflower
ACDE5 Acmella decumbens (Sm.) R.K. Jansen creeping spotflower
SPAMS Spilanthes americana (Mutis ex L. f.) Hieron. var. stolonifera (DC.) A.H. Moore  
SPST4 Spilanthes stolonifera DC.  
ACGR17 Acmella grandiflora (Turcz.) R.K. Jansen
ACIO Acmella iodiscaea (A.H. Moore) R.K. Jansen maluco
SPIO Spilanthes iodiscaea A.H. Moore  
ACOP Acmella oppositifolia (Lam.) R.K. Jansen oppositeleaf spotflower
ACOPR Acmella oppositifolia (Lam.) R.K. Jansen var. repens (Walter) R.K. Jansen oppositeleaf spotflower
ACRE6 Acmella repens (Walter) Rich.  
SPAM3 Spilanthes americana auct. non Hieron. p.p.  
SPAMR3 Spilanthes americana (Mutis ex L. f.) Hieron. var. repens (Walter) A.H. Moore  
ACPI4 Acmella pilosa R.K. Jansen hairy spotflower
ACPU Acmella pusilla (Hook. & Arn.) R.K. Jansen dwarf spotflower
SPPU5 Spilanthes pusilla Hook. & Arn.  
ACUL Acmella uliginosa (Sw.) Cass. [excluded]
SPUL3 Spilanthes uliginosa Sw.  
ACNIS Acnistus Schott acnistus
ACAR Acnistus arborescens (L.) Schltdl. hollowheart
DUAR4 Dunalia arborescens (L.) Sleumer  
ACOEL Acoelorraphe H. Wendl. palm
ACOEL2 Acoelorrhaphe H. Wendl., orth. var.  
ACWR4 Acoelorraphe wrightii (Griseb. & H. Wendl.) H. Wendl. ex Becc. Everglades palm
ACAR5 Acoelorrhaphe arborescens (Sarg.) Becc.  
ACWR2 Acoelorrhaphe wrightii (Griseb. & H. Wendl.) H. Wendl. ex Becc., orth. var.  
PAWR5 Paurotis wrightii (Griseb. & H. Wendl.) Britton  
ACONI Aconitum L. monkshood
ACAN8 Aconitum anthora L. yellow monkshood
ACBI4 Aconitum ×bicolor Schult. (pro sp.) [napellus × variegatum] twocolor monkshood
ACCA20 Aconitum carmichaelii Debeaux Carmichael's monkshood
ACCO4 Aconitum columbianum Nutt. Columbian monkshood
ACCOC3 Aconitum columbianum Nutt. ssp. columbianum Columbian monkshood
ACCOP Aconitum columbianum Nutt. ssp. pallidum Piper  
ACCOB Aconitum columbianum Nutt. var. bakeri (Greene) Harrington  
ACCOO Aconitum columbianum Nutt. var. ochroleucum A. Nelson  
ACGE3 Aconitum geranioides Greene  
ACLE6 Aconitum leibergii Greene  
ACMO3 Aconitum mogollonicum Greene  
ACCOV2 Aconitum columbianum Nutt. ssp. viviparum (Greene) D.E. Brink Columbian monkshood
ACBU Aconitum bulbiferum Howell  
ACCOH Aconitum columbianum Nutt. var. howellii (A. Nelson & J.F. Macbr.) C.L. Hitchc.  
ACHA2 Aconitum hansenii Greene  
ACHO Aconitum howellii A. Nelson & J.F. Macbr.  
ACVI5 Aconitum viviparum Greene  
ACDE2 Aconitum delphiniifolium DC. larkspurleaf monkshood
ACDEC Aconitum delphiniifolium DC. ssp. chamissonianum (Rchb.) Hultén larkspurleaf monkshood
ACDED3 Aconitum delphiniifolium DC. ssp. delphiniifolium larkspurleaf monkshood
ACDEA Aconitum delphiniifolium DC. var. albiflorum A.E. Porsild  
ACDEP Aconitum delphiniifolium DC. ssp. paradoxum (Rchb.) Hultén larkspurleaf monkshood
ACNI3 Aconitum nivatum A. Nelson  
ACFE Aconitum ferox Wall. ex Ser. Indian aconite
ACFI3 Aconitum fischeri Rchb. Fischer monkshood
ACIN2 Aconitum infectum Greene Arizona monkshood
ACLY Aconitum lycoctonum L. monkshood
ACSE3 Aconitum septentrionale Koelle  
ACMA4 Aconitum maximum Pall. ex DC. Kamchatka aconite
ACNA Aconitum napellus L. Venus' chariot
ACNO2 Aconitum noveboracense A. Gray ex Coville northern blue monkshood
ACNOQ Aconitum noveboracense A. Gray ex Coville var. quasiciliatum Fassett  
ACUNN Aconitum uncinatum L. ssp. noveboracense (A. Gray ex Coville) Hardin  
ACRE Aconitum reclinatum A. Gray trailing white monkshood
ACUN Aconitum uncinatum L. southern blue monkshood
ACUNM Aconitum uncinatum L. ssp. muticum (DC.) Hardin southern blue monkshood
ACUNM2 Aconitum uncinatum L. var. muticum DC.  
ACUNU Aconitum uncinatum L. ssp. uncinatum southern blue monkshood
ACUNA Aconitum uncinatum L. var. acutidens Fernald  
ACVA Aconitum variegatum L. Manchurian monkshood
ACVU2 Aconitum vulparia Rchb. ex Spreng. wolfsbane
ACORU Acorus L. sweetflag
ACAM Acorus americanus (Raf.) Raf. sweetflag
ACCA10 Acorus calamus auct. non L.  
ACCAA2 Acorus calamus L. var. americanus (Raf.) H.D. Wulff.  
ACCA4 Acorus calamus L. calamus
ACGR15 Acorus gramineus Sol. ex Aiton grassleaf sweet flag
ACOUR Acourtia D. Don desertpeony
ACMI3 Acourtia microcephala DC. sacapellote
PEMI11 Perezia microcephala (DC.) A. Gray  
ACNA2 Acourtia nana (A. Gray) Reveal & R.M. King dwarf desertpeony
PENA5 Perezia nana A. Gray  
ACRU3 Acourtia runcinata (Lag. ex D. Don) B.L. Turner featherleaf desertpeony
PERU7 Perezia runcinata (Lag. ex D. Don) Lag. ex A. Gray  
ACTH Acourtia thurberi (A. Gray) Reveal & R.M. King Thurber's desertpeony
PETH6 Perezia thurberi A. Gray  
ACWR5 Acourtia wrightii (A. Gray) Reveal & R.M. King brownfoot
PEWR4 Perezia wrightii A. Gray  
ACRAC Acrachne Chiov. goosegrass
ACRA6 Acrachne racemosa (Roem. & Schult.) Ohwi goosegrass
ELRA5 Eleusine racemosa Roem. & Schult.  
ACRIO Acriopsis Blume
ACLI9 Acriopsis liliifolia (J. Koenig) Ormerod lilyleaf acriopsis
ACLIL Acriopsis liliifolia var. liliifolia lilyleaf acriopsis
ACROB Acrobolbus Nees
ACCI3 Acrobolbus ciliatus (Mitt.) Schiffn.
ACROC4 Acroceras Stapf acroceras
ACAM8 Acroceras amplectens Stapf acroceras
ACMA5 Acroceras macrum Stapf Nile grass
ACOR2 Acroceras oryzoides (Sw.) Stapf [excluded]
ACROC Acrocomia Mart. acrocomia
ACME2 Acrocomia media O.F. Cook grugru palm
ACTO5 Acrocomia totai Mart. grugru palm
ACVI6 Acrocomia vinifera Oersted coyol palm
ACROC3 Acrocordia A. Massal. acrocordia lichen
ACCA18 Acrocordia cavata (Ach.) R.C. Harris acrocordia lichen
ARCA40 Arthopyrenia cavata (Ach.) R.C. Harris  
ACCO12 Acrocordia conoidea (Fr.) Körb. acrocordia lichen
ARCO31 Arthopyrenia conoidea (Fr.) Zahlbr.  
ACGE5 Acrocordia gemmata (Ach.) A. Massal. acrocordia lichen
ARAL21 Arthopyrenia alba (Schrad.) Zahlbr.  
ARGE4 Arthopyrenia gemmata (Ach.) A. Massal.  
ARSP12 Arthopyrenia sphaeroides (Wallr.) Zahlbr.  
ACME4 Acrocordia megalospora (Fink) R.C. Harris acrocordia lichen
ARFI7 Arthopyrenia finkii Zahlbr.  
ARMA26 Arthopyrenia macrospora Fink  
PYME3 Pyrenula megalospora Fink  
ACROL Acrolejeunea (Spruce) Schiffn., nom. cons.
ACHE11 Acrolejeunea heterophylla (A. Evans) Grolle & Gradst.
ACRON Acronychia J.R. Forst. & G. Forst.
ACHE9 Acronychia heterophylla A. Gray
ACROP2 Acroporium Mitt. acroporium moss
ACSM3 Acroporium smallii (R.S. Williams) H.A. Crum & L.E. Anderson Small's acroporium moss
SESM4 Sematophyllum smallii R.S. Williams  
ACROP Acroptilon Cass. hardheads
ACRE3 Acroptilon repens (L.) DC. hardheads
CEPI3 Centaurea picris Pall. ex Willd.  
CERE6 Centaurea repens L.  
ACROS2 Acroscyphus Leveille
ACSP11 Acroscyphus sphaerophoroides Leveille
ACROS Acrostichum L. leatherfern
ACAU3 Acrostichum aureum L. golden leatherfern
ACDA Acrostichum danaeifolium Langsd. & Fisch. inland leatherfern
ACEX2 Acrostichum excelsum Maxon  
ACSP13 Acrostichum speciosum Willd.
ACTAE Actaea L. baneberry
ACAR18 Actaea arizonica (S. Watson) J. Compton Arizona bugbane
CIAR Cimicifuga arizonica S. Watson  
ACEL4 Actaea elata (Nutt.) Prantl tall bugbane
CIEL Cimicifuga elata Nutt.  
ACLA12 Actaea laciniata (S. Watson) J. Compton Mt. Hood bugbane
CILA Cimicifuga laciniata S. Watson  
ACLU Actaea ×ludovici B. Boivin [pachypoda × rubra] baneberry
ACPA Actaea pachypoda Elliott white baneberry
ACAL7 Actaea alba auct. non (L.) Mill.  
ACPO11 Actaea podocarpa DC. mountain bugbane
ACCO25 Actaea cordifolia DC.  
CIAM Cimicifuga americana Michx.  
CICO9 Cimicifuga cordifolia (DC.) Torr. & A. Gray  
CIRAC Cimicifuga racemosa (L.) Nutt. var. cordifolia (DC.) A. Gray  
ACRA7 Actaea racemosa L. black baneberry
ACRAD Actaea racemosa L. var. dissecta (A. Gray) J. Compton black baneberry
CIRAD Cimicifuga racemosa (L.) Nutt. var. dissecta A. Gray  
ACRAR Actaea racemosa L. var. racemosa black bugbane
CIRA Cimicifuga racemosa (L.) Nutt.  
ACRU14 Actaea rubifolia (Kearney) Kartesz Appalachian bugbane
ACCO26 Actaea cordifolia auct. non DC.  
CICO4 Cimicifuga cordifolia auct. non (DC.) Torr. & A. Gray  
CIRAC3 Cimicifuga racemosa (L.) Nutt. var. cordifolia auct. non (DC.) A. Gray  
CIRU Cimicifuga rubifolia Kearney  
ACRU2 Actaea rubra (Aiton) Willd. red baneberry
ACRUA8 Actaea rubra (Aiton) Willd. ssp. arguta (Nutt.) Hultén red baneberry
ACAR7 Actaea arguta Nutt.  
ACARV Actaea arguta Nutt. var. viridiflora (Greene) Tidestr.  
ACRUA Actaea rubra (Aiton) Willd. var. arguta (Nutt.) G. Lawson  
ACSPA Actaea spicata L. var. arguta (Nutt.) Torr.  
ACRUR2 Actaea rubra (Aiton) Willd. ssp. rubra red baneberry
ACRUR3 Actaea rubra (Aiton) Willd. var. rubra  
ACSPR3 Actaea spicata L. ssp. rubra (Aiton) Hultén  
ACSP10 Actaea spicata L. Eurasian baneberry
ACTIN3 Actinidia Lindl. actinidia
ACAR10 Actinidia arguta (Siebold & Zucc.) Planch. ex Miq. tara vine
ACCH5 Actinidia chinensis Planch. kiwi
ACCHD Actinidia chinensis Planch. var. deliciosa (A. Chev.) A. Chev. kiwi
ACPO9 Actinidia polygama (Siebold & Zucc.) Maxim. silver vine
ACTIN Actinostachys Wall. actinostachys
ACDI13 Actinostachys digitata (L.) Wall.
SCDI9 Schizaea digitata (L.) Sw.  
ACIN13 Actinostachys inopinata (Selling) C.F. Reed
ACSP14 Actinostachys spirophylla (W. Troll) C.F. Reed
ADANS2 Adansonia L. adansonia
ADDI3 Adansonia digitata L. baobab
ADELI Adelia L. wild lime
ADRI Adelia ricinella L. wild lime
RIRI Ricinella ricinella (L.) Britton & P. Wilson, nom. inval.  
ADVA Adelia vaseyi (J.M. Coult.) Pax & K. Hoffm. Vasey's wild lime
ADELO2 Adelococcus Theiss. & Sydow
ADAL2 Adelococcus alpestris (Zopf) Theiss. & Sydow
ADELO Adelolecia Hertel & Hafellner adelolecia lichen
ADKO Adelolecia kolaensis (Nyl.) Hertel & Rambold
LECO20 Lecidea conferenda Nyl.  
ADPI2 Adelolecia pilati (Hepp) Hertel & Hafellner adelolecia lichen
LELY5 Lecidea lyngeana Zahlbr.  
LEPI9 Lecidea pilati (Hepp) Körb.  
LESU31 Lecidea subauriculata Lynge  
ADENA Adenanthera L. beadtree
ADPA Adenanthera pavonina L. red beadtree
ADENI Adenium Roem. & Schult. desert rose
ADOB2 Adenium obesum (Forssk.) Roem. & Schult. desert-rose
ADENO6 Adenocarpus DC.
ADFO2 Adenocarpus foliolosus (Aiton) DC. Canary Island flatpod
ADENO Adenocaulon Hook. trailplant
ADBI Adenocaulon bicolor Hook. American trailplant
ADENO3 Adenophorus Gaudich. kihifern
ADAB2 Adenophorus ×abbottiae W.H. Wagner [hymenophylloides × tamariscinus] kihifern
ADAB Adenophorus abietinus (D.C. Eaton) K.A. Wilson elegant kihifern
ADCA5 Adenophorus ×carsonii T.A. Ranker [hymenophylloides × tripinnatifidus] kihifern
ADEP Adenophorus epigaeus (Bishop) W.H. Wagner Kauai kihifern
ADTAE Adenophorus tamariscinus (Kaulf.) Hook. & Grev. var. epigaeus Bishop  
ADHA Adenophorus haalilioanus (Brack.) K.A. Wilson island kihifern
POHA14 Polypodium haalilioanum Brack.  
ADHY Adenophorus hymenophylloides (Kaulf.) Hook. & Grev. filmy kihifern
AMHY3 Amphoradenium hymenophylloides (Kaulf.) Copeland  
POHY5 Polypodium hymenophylloides Kaulf.  
ADMO3 Adenophorus montanus (Hillebr.) W.H. Wagner Maui kihifern
ADTAM Adenophorus tamariscinus (Kaulf.) Hook. & Grev. var. montanus (Hillebr.) Bishop  
ADOA Adenophorus oahuensis (Copeland) Bishop Oahu kihifern
GROA Grammitis oahuensis Copeland  
ADPE2 Adenophorus periens Bishop pendant kihifern
ADPI Adenophorus pinnatifidus Gaudich. graceful kihifern
POSA24 Polypodium sarmentosum Brack.  
ADTA Adenophorus tamariscinus (Kaulf.) Hook. & Grev. wahini noho mauna
AMTA4 Amphoradenium tamariscinum (Kaulf.) Copeland  
POTA4 Polypodium tamariscinum Kaulf.  
ADTR2 Adenophorus tripinnatifidus Gaudich. royal kihifern
ADENO5 Adenophyllum Pers. dogweed
ADCO2 Adenophyllum cooperi (A. Gray) Strother Cooper's dogweed
DYCO2 Dyssodia cooperi A. Gray  
ADPO Adenophyllum porophylloides (A. Gray) Strother San Felipe dogweed
DYPO Dyssodia porophylloides A. Gray  
ADPO2 Adenophyllum porophyllum (Cav.) Hemsl. poreleaf dogweed
DYPO3 Dyssodia porophylla (Cav.) Cav.  
PTPO2 Pteronia porophylla Cav.  
ADWR Adenophyllum wrightii A. Gray Wright's dogweed
DYNE Dyssodia neomexicana (A. Gray) B.L. Rob.  
HYNE2 Hymenatherum neomexicanum A. Gray  
ADENO7 Adenosma R. Br.
ADJA Adenosma javanica (Blume) Koord. Java adenosma
ADJA2 Adenosma javanicum (Blume) Koord., orth. var.  
ADENO4 Adenostemma J.R. Forst. & G. Forst. medicineplant
ADBE3 Adenostemma berteroi DC. [excluded]
ADLA4 Adenostemma lanceolatum Miq.
ADLA2 Adenostemma lavenia (L.) Kuntze common medicineplant
ADVI2 Adenostemma viscosum J.R. Forst. & G. Forst.  
VELA4 Verbesina lavenia L.  
ADVE2 Adenostemma verbesina (L.) Sch. Bip. tropical medicineplant
COVE7 Cotula verbesina L.  
ADENO2 Adenostoma Hook. & Arn. chamise
ADFA Adenostoma fasciculatum Hook. & Arn. chamise
ADFAF Adenostoma fasciculatum Hook. & Arn. var. fasciculatum chamise
ADFAO Adenostoma fasciculatum Hook. & Arn. var. obtusifolium S. Watson chamise
ADSP Adenostoma sparsifolium Torr. redshank
ADESM Adesmia DC.
ADBI3 Adesmia bicolor (Poir.) DC. alverjilla
ADFI2 Adesmia filifolia Clos
ADIN2 Adesmia incana Vogel
ADMI2 Adesmia microphylla Hook. & Arn. pahuen
ADMU2 Adesmia muricata (Jacq.) DC.
ADTE3 Adesmia tenella Hook. & Arn.
ADAN3 Adesmia angustifolia Hook. & Arn.  
ADIAN Adiantum L. maidenhair fern
ADAL Adiantum aleuticum (Rupr.) Paris Aleutian maidenhair
ADPEA2 Adiantum pedatum L. ssp. aleuticum (Rupr.) Calder & Roy L. Taylor  
ADPEC Adiantum pedatum L. ssp. calderi Cody  
ADPES Adiantum pedatum L. ssp. subpumilum (W.H. Wagner) Lellinger  
ADPEA Adiantum pedatum L. var. aleuticum Rupr.  
ADPES2 Adiantum pedatum L. var. subpumilum W.H. Wagner  
ADAN2 Adiantum anceps Maxon & Morton double edge maidenhair
ADCA Adiantum capillus-veneris L. common maidenhair
ADCAM Adiantum capillus-veneris L. var. modestum (Underw.) Fernald  
ADCAP Adiantum capillus-veneris L. var. protrusum Fernald  
ADMO2 Adiantum modestum Underw.  
ADCA3 Adiantum caudatum L. tailed maidenhair
ADCO Adiantum concinnum Humb. & Bonpl. ex Willd. polished maidenhair
ADFR Adiantum fragile Sw. fragile maidenhair
ADFRF Adiantum fragile Sw. var. fragile fragile maidenhair
ADFRR Adiantum fragile Sw. var. rigidulum (Mett. ex Kuhn) Proctor fragile maidenhair
ADRI2 Adiantum rigidulum Mett. ex Kuhn  
ADHI3 Adiantum hirsutum Bory [excluded]
ADHI Adiantum hispidulum Sw. rough maidenhair
ADJO Adiantum jordanii C.H. Mull. California maidenhair
ADLA Adiantum latifolium Lam. broadleaf maidenhair
ADMA Adiantum macrophyllum Sw. largeleaf maidenhair
ADME Adiantum melanoleucum Willd. fragrant maidenhair
ADOB Adiantum obliquum Willd. oblique maidenhair
ADPA3 Adiantum palaoense C. Chr. Palau maidenhair
ADPE Adiantum pedatum L. northern maidenhair
ADPE3 Adiantum petiolatum Desv. stalked maidenhair
ADPH Adiantum philippense L.
ADPU Adiantum pulverulentum L. glossy maidenhair
ADPY Adiantum pyramidale (L.) Willd. pyramid maidenhair
ADCR Adiantum cristatum L.  
ADRA Adiantum raddianum C. Presl delta maidenhair
ADCU Adiantum cuneatum Langsd. & Fisch.  
ADSH Adiantum shastense Huiet & A.R. Sm. Shasta maidenhair
ADTE Adiantum tenerum Sw. fan maidenhair
ADTE2 Adiantum tetraphyllum Humb. & Bonpl. ex Willd. fourleaf maidenhair
ADTR3 Adiantum ×tracyi C.C. Hall ex W.H. Wagner [aleuticum × jordanii] maidenhair fern
ADTR4 Adiantum trapeziforme L. diamond maidenhair
ADTR Adiantum tricholepis Fée fuzzy maidenhair
ADVI Adiantum villosum L. woolly maidenhair
ADVI3 Adiantum viridimontanum Paris Green Mountain maidenhair
ADVI4 Adiantum vivesii Proctor Puerto Rico maidenhair
ADWI Adiantum wilsonii Hook. Wilson's maidenhair
ADLUM Adlumia Raf. ex DC. adlumia
ADFU Adlumia fungosa (Aiton) Greene ex Britton, Sterns & Poggenb. allegheny vine
ADOLP Adolphia Meisn. prickbush
ADCA2 Adolphia californica S. Watson California prickbush
ADIN Adolphia infesta (Kunth) Meisn. junco
ADONI Adonis L. pheasant's eye
ADAE Adonis aestivalis L. summer pheasant's eye
ADAEC Adonis aestivalis L. var. citrina Hoffm.  
ADAN Adonis annua L. blooddrops
ADAU Adonis autumnalis L.  
ADVE Adonis vernalis L. spring pheasant's eye
CHVE13 Chrysocyathus vernalis (L.) Holub  
ADOXA Adoxa L. adoxa
ADMO Adoxa moschatellina L. muskroot
AECHM Aechmea Ruiz & Pav. livingvase
AEFA3 Aechmea fasciata (Lindl.) Baker urnplant
AELI Aechmea lingulata (L.) Baker West Indian livingvase
WILI Wittmackia lingulata (L.) Mez  
AENU Aechmea nudicaulis (L.) Griseb. nakedstem livingvase
AEGIL Aegilops L. goatgrass
AEBI Aegilops bicornis (Forssk.) Jaub. & Spach goatgrass
AECO Aegilops comosa Sm. goatgrass
AECR Aegilops crassa Boiss. Persian goatgrass
AECY Aegilops cylindrica Host jointed goatgrass
AECYR Aegilops cylindrica Host var. rubiginosa Popova  
AETA3 Aegilops tauschii auct. non Coss.  
CYCY5 Cylindropyrum cylindricum (Host) Á. Löve  
TRCY3 Triticum cylindricum (Host) Ces., Pass. & Gibelli  
AEGE Aegilops geniculata Roth ovate goatgrass
AEOV2 Aegilops ovata L. p.p.  
TROV4 Triticum ovatum (L.) Gren. & Godr. p.p.  
AELO Aegilops longissima Schweinf. & Muschl. goatgrass
AELO2 Aegilops lorentii Hochst. Lorent's goatgrass
AEBI2 Aegilops biuncialis Vis.  
AENE2 Aegilops neglecta Req. ex Bertol. three-awned goatgrass
AESE3 Aegilops searsii M. Feldman & M. Kislev Sears' goatgrass
AESP2 Aegilops speltoides Tausch goatgrass
AETA2 Aegilops tauschii Coss. Tausch's goatgrass
AESQ2 Aegilops squarrosa auct.  
AETR Aegilops triuncialis L. barbed goatgrass
AESQ Aegilops squarrosa L.  
TRPE19 Triticum persicum (Boiss.) Aitch. & Hemsl.  
TRTR5 Triticum triunciale (L.) Raspail  
AEUM Aegilops umbellulata Zhuk. goatgrass
AEVE Aegilops ventricosa Tausch goatgrass
AEGIN Aeginetia L. aeginetia
AEIN6 Aeginetia indica L. ye gu
AEGIP Aegiphila Jacq. spiritweed
AEEL Aegiphila elata Sw. tall spiritweed
AEIN5 Aegiphila integrifolia (Jacq.) Jacq. entireleaf spiritweed
AEMA Aegiphila martinicensis Jacq. Caribbean spiritweed
AEMAO Aegiphila martinicensis Jacq. var. oligoneura (Urb.) Moldenke  
AEGLE Aegle Corr. Serr. aegle
AEMA3 Aegle marmelos (L.) Corr. Serr. Indian bael
AEGOP Aegopodium L. goutweed
AEPO Aegopodium podagraria L. bishop's goutweed
AEPOV Aegopodium podagraria L. var. variegatum L.H. Bailey  
AEGOP2 Aegopogon Humb. & Bonpl. ex Willd. relaxgrass
AECE Aegopogon cenchroides Humb. & Bonpl. relaxgrass
AETE Aegopogon tenellus (DC.) Trin. fragilegrass
AETEA Aegopogon tenellus (DC.) Trin. var. abortivus (Fourn.) Beetle  
LATE4 Lamarckia tenella DC.  
AELUR Aeluropus Trin. Indian walnut
AELA2 Aeluropus lagopoides (L.) Thwaites mamoncillo
AERE2 Aeluropus repens (Desf.) Parl.  
AELI2 Aeluropus littoralis (Gouan) Parl. Indian walnut
AEONI Aeonium Webb & Bethel. aeonium
AEAR4 Aeonium arboreum (L.) Webb & Berthel. tree aenium
AEARA Aeonium arboreum (L.) Webb & Berthel. var. arboreum  
AEHA2 Aeonium haworthii Webb & Bethel. Haworth's aeonium
AEUN Aeonium undulatum Webb & Bethel. saucer-plant
AERVA Aerva Forssk. aerva
AEJA Aerva javanica (Burm. f.) Juss. ex Schult. Java aerva
AETO2 Aerva tomentosa Forssk.  
AELA Aerva lanata (L.) Juss. ex Schult. aerva
AESE Aerva sericea Moq. island puzzle
AESAN Aesandra Pierre aesandra
AEBU2 Aesandra butyracea (Roxb.) Baehni aesandra
BABU3 Bassia butyracea Roxb.  
MABU Madhuca butyracea (Roxb.) J.F. Macbr.  
AESCH Aeschynomene L. jointvetch
AEAM Aeschynomene americana L. shyleaf
AEAMG Aeschynomene americana L. var. glandulosa (Poir.) Rudd  
AEAS Aeschynomene aspera L. sola pith plant
AEBR2 Aeschynomene brasiliana (Poir.) DC.
AEEL2 Aeschynomene elaphroxylon (Guill. & Perr.) Taubert ambatch
AEEL3 Aeschynomene elegans Schltdl. & Cham.
AEEV Aeschynomene evenia C. Wright shrubby jointvetch
AEFA2 Aeschynomene falcata (Poir.) DC. Australian joint-vetch
AEGR Aeschynomene gracilis Vogel Puerto Rico jointvetch
AEPO2 Aeschynomene portoricensis Urb.  
AEHI2 Aeschynomene histrix Poir. porcupine jointvetch
AEHII Aeschynomene histrix Poir. var. incana (Vogel) Benth. porcupine jointvetch
SEHI4 Secula histrix (Poir.) Small p.p.  
AEIN Aeschynomene indica L. Indian jointvetch
AEPA3 Aeschynomene paniculata Willd. ex Vogel pannicle jointvetch
AEPA4 Aeschynomene paniculatus Willd. ex Vog., orth. var.  
AEPR Aeschynomene pratensis Small meadow jointvetch
AERU Aeschynomene rudis Benth. zigzag jointvetch
AESE2 Aeschynomene sensitiva Sw. sensitive jointvetch
AESEH Aeschynomene sensitiva Sw. var. hispidula (Kunth) Rudd [excluded] sensitive jointvetch
AESES Aeschynomene sensitiva Sw. var. sensitiva sensitive jointvetch
AEVI2 Aeschynomene villosa Poir. hairy jointvetch
AEVI3 Aeschynomene virginica (L.) Britton, Sterns & Poggenb. Virginia jointvetch
AEVI Aeschynomene viscidula Michx. sticky jointvetch
SEVI9 Secula viscidula (Michx.) Small  
AESCU Aesculus L. buckeye
AEAR5 Aesculus ×arnoldiana Sarg. [glabra × hybrida] Arnold buckeye
AEBU Aesculus ×bushii C.K. Schneid. (pro sp.) [glabra × pavia] buckeye
AEMI Aesculus ×mississippiensis Sarg.  
AECA Aesculus californica (Spach) Nutt. California buckeye
AECA2 Aesculus ×carnea Hayne [hippocastanum × pavia] red horse-chestnut
AEFL Aesculus flava Aiton yellow buckeye
AEOC2 Aesculus octandra Marshall  
AEOCV Aesculus octandra Marshall var. vestita Sarg.  
AEOCV2 Aesculus octandra Marshall var. virginica Sarg.  
AEGL Aesculus glabra Willd. Ohio buckeye
AEGLA Aesculus glabra Willd. var. arguta (Buckley) B.L. Rob. Ohio buckeye
AEAR2 Aesculus arguta Buckley  
AEGLB Aesculus glabra Willd. var. buckleyi Sarg.  
AEGLG Aesculus glabra Willd. var. glabra Ohio buckeye
AEGLL Aesculus glabra Willd. var. leucodermis Sarg.  
AEGLM Aesculus glabra Willd. var. micrantha Sarg.  
AEGLM2 Aesculus glabra Willd. var. monticola Sarg.  
AEGLP Aesculus glabra Willd. var. pallida (Willd.) G. Kirchn.  
AEGLS Aesculus glabra Willd. var. sargentii Rehder  
AEHI Aesculus hippocastanum L. horse chestnut
AEHY Aesculus ×hybrida DC. (pro sp.) [flava × pavia] buckeye
AEMA2 Aesculus ×marylandica J.R. Booth ex G. Kirchn. [flava × glabra] buckeye
AEMU Aesculus ×mutabilis (Spach) Scheele [pavia × sylvatica] buckeye
AEHA Aesculus ×harbisonii Sarg.  
AENE Aesculus ×neglecta Lindl. (pro sp.) [flava × sylvatica] buckeye
AEGL2 Aesculus ×glaucescens Sarg.  
AEPA2 Aesculus parviflora Walter bottlebrush buckeye
AEPA Aesculus pavia L. red buckeye
AEPAF Aesculus pavia L. var. flavescens (Sarg.) Correll red buckeye
AEPAP Aesculus pavia L. var. pavia red buckeye
AEAU Aesculus austrina Small  
AEDI Aesculus discolor Pursh  
AEDIM Aesculus discolor Pursh var. mollis (Raf.) Sarg.  
AEPAD Aesculus pavia L. var. discolor (Pursh) A. Gray  
AESP Aesculus splendens Sarg.  
AESY Aesculus sylvatica W. Bartram painted buckeye
AEGE2 Aesculus georgiana Sarg.  
AESYL Aesculus sylvatica W. Bartram var. lanceolata (Sarg.) W. Bartram  
AETU Aesculus turbinata Blume Japanese horse chestnut
AEWO Aesculus ×worlitzensis Koehne (pro sp.) [flava × (pavia × sylvatica)] buckeye
AEDU Aesculus dupontii Sarg.  
AETHU Aethusa L. aethusa
AECY2 Aethusa cynapium L. fool's parsley
AFRAM Aframomum Schum. aframomum
AFME Aframomum melegueta Schum. melegueta pepper
AFROC Afrocarpus (J. Buchholz & E.G. Gray) C.N. Page yellowwood
AFFA Afrocarpus falcatus (Thunb.) C.N. Page yellowwood
AFZEL Afzelia Sm. mahogany
AFAF Afzelia africana Sm. ex Pers. African mahogany
AFBE Afzelia bella Harms pretty afzelia
AFQU Afzelia quanzensis Welw. pod mahogany
AGALI Agalinis Raf. false foxglove
AGAC Agalinis acuta Pennell sandplain false foxglove
GEAC3 Gerardia acuta (Pennell) Pennell  
AGAP3 Agalinis aphylla (Nutt.) Raf. scaleleaf false foxglove
GEAP2 Gerardia aphylla Nutt.  
AGAS2 Agalinis aspera (Douglas ex Benth.) Britton tall false foxglove
GEAS2 Gerardia aspera Douglas ex Benth.  
AGAU3 Agalinis auriculata (Michx.) S.F. Blake earleaf false foxglove
AUAU Aureolaria auriculata (Michx.) Farw.  
GEAU7 Gerardia auriculata Michx.  
OTAU Otophylla auriculata (Michx.) Small  
TOAU Tomanthera auriculata (Michx.) Raf.  
AGCA8 Agalinis caddoensis Pennell Caddo false foxglove
GECA13 Gerardia caddoensis (Pennell) Pennell  
AGCA7 Agalinis calycina Pennell leoncita false foxglove
GECA15 Gerardia calycina (Pennell) Pennell  
AGDE6 Agalinis densiflora (Benth.) S.F. Blake Osage false foxglove
GEDE6 Gerardia densiflora Benth.  
OTDE Otophylla densiflora (Benth.) Small  
TODE Tomanthera densiflora (Benth.) Pennell  
AGDI2 Agalinis divaricata (Chapm.) Pennell pineland false foxglove
GEDI4 Gerardia divaricata Chapm.  
AGED Agalinis edwardsiana Pennell plateau false foxglove
AGEDG Agalinis edwardsiana Pennell var. glabra Pennell  
GEED2 Gerardia edwardsiana (Pennell) Pennell  
GEEDG Gerardia edwardsiana (Pennell) Pennell ssp. glabra (Pennell) Pennell  
GEEDT Gerardia edwardsiana (Pennell) Pennell ssp. typica Pennell  
AGFA2 Agalinis fasciculata (Elliott) Raf. beach false foxglove
AGFAP Agalinis fasciculata (Elliott) Raf. var. peninsularis Pennell  
AGGE Agalinis georgiana (C.L. Boynt.) Pennell  
AGPUR Agalinis purpurea (L.) Pennell var. racemulosa (Pennell) B. Boivin  
AGVI4 Agalinis virgata Raf.  
GEFA2 Gerardia fasciculata Elliott  
GEFAP Gerardia fasciculata Elliott ssp. peninsularis (Pennell) Pennell  
GEGE2 Gerardia georgiana C.L. Boynt.  
GEPUR Gerardia purpurea L. var. racemulosa (Pennell) Gleason  
GERA6 Gerardia racemulosa Pennell  
AGFI Agalinis filicaulis (Benth.) Pennell Jackson false foxglove
GEFI Gerardia filicaulis (Benth.) Chapm.  
AGFI2 Agalinis filifolia (Nutt.) Raf. Seminole false foxglove
GEFI2 Gerardia filifolia Nutt.  
AGFL2 Agalinis flexicaulis Hays Hampton false foxglove
AGGA Agalinis gattingeri (Small) Small roundstem false foxglove
GEGA2 Gerardia gattingeri Small  
AGHA3 Agalinis harperi Pennell coastal plain false foxglove
AGDE8 Agalinis delicatula Pennell  
AGPI3 Agalinis pinetorum Pennell  
AGPID Agalinis pinetorum Pennell var. delicatula (Pennell) Pennell  
GEPU10 Gerardia pulchella Pennell  
GEPUD Gerardia pulchella Pennell var. delicatula (Pennell) Pennell  
AGHE4 Agalinis heterophylla (Nutt.) Small ex Britton prairie false foxglove
GEHE5 Gerardia heterophylla Nutt.  
AGHO4 Agalinis homalantha Pennell San Antonio false foxglove
GEHO4 Gerardia homalantha (Pennell) Pennell  
AGLA10 Agalinis laxa Pennell twoline false foxglove
GELA2 Gerardia laxa (Pennell) Pennell  
AGLI2 Agalinis linifolia (Nutt.) Britton flaxleaf false foxglove
GELI4 Gerardia linifolia Nutt.  
AGMA3 Agalinis maritima (Raf.) Raf. saltmarsh false foxglove
AGMAG Agalinis maritima (Raf.) Raf. var. grandiflora (Benth.) Shinners saltmarsh false foxglove
AGSP3 Agalinis spiciflora (Engelm.) Pennell  
GEMAG Gerardia maritima Raf. ssp. grandiflora (Benth.) Pennell  
GEMAG2 Gerardia maritima Raf. var. grandiflora Benth.  
GESP2 Gerardia spiciflora Engelm.  
AGMAM Agalinis maritima (Raf.) Raf. var. maritima saltmarsh false foxglove
GEMA8 Gerardia maritima Raf.  
AGNA Agalinis navasotensis M. Dubrule & J. Canne-Hilliker Navasota false foxglove
AGNE5 Agalinis neoscotica (Greene) Fernald Middleton false foxglove
AGPAN3 Agalinis paupercula (A. Gray) Britton var. neoscotica (Greene) Pennell & H. St. John  
AGPUN Agalinis purpurea (L.) Pennell var. neoscotica (Greene) B. Boivin  
GENE6 Gerardia neoscotica Greene  
GEPUN Gerardia purpurea L. var. neoscotica (Greene) Gleason  
AGNU Agalinis nuttallii Shinners Nuttall's false foxglove
GELO Gerardia longifolia Nutt.  
AGOB Agalinis obtusifolia Raf. tenlobe false foxglove
AGDE5 Agalinis decemloba (Greene) Pennell  
AGPA16 Agalinis parvifolia (Benth.) Small ex Britton  
AGTE2 Agalinis tenella Pennell  
GEDE7 Gerardia decemloba Greene  
GEOB Gerardia obtusifolia (Raf.) Pennell  
GEPA7 Gerardia parvifolia (Benth.) Chapm.  
GESEP Gerardia setacea J.F. Gmel. var. parvifolia Benth.  
GETE5 Gerardia tenella (Pennell) Pennell  
AGOL Agalinis oligophylla Pennell ridgestem false foxglove
AGKE3 Agalinis keyensis Pennell  
AGOLP Agalinis oligophylla Pennell var. pseudaphylla Pennell  
AGPS3 Agalinis pseudaphylla (Pennell) Shinners  
GEAPG Gerardia aphylla Nutt. var. grandiflora Benth.  
GEKE Gerardia keyensis (Pennell) Pennell  
GEMI5 Gerardia microphylla (A. Gray) Small  
GEPLM Gerardia plukenetii Elliott var. microphylla A. Gray  
GEPS Gerardia pseudaphylla (Pennell) Pennell  
AGPA12 Agalinis paupercula (A. Gray) Britton smallflower false foxglove
AGPAB Agalinis paupercula (A. Gray) Britton var. borealis Pennell smallflower false foxglove
AGPUP Agalinis purpurea (L.) Pennell var. parviflora (Benth.) B. Boivin  
GEPAB Gerardia paupercula (A. Gray) Britton ssp. borealis (Pennell) Pennell  
GEPAB2 Gerardia paupercula (A. Gray) Britton var. borealis (Pennell) Deam  
GEPUP4 Gerardia purpurea L. var. parviflora Benth.  
AGPAP3 Agalinis paupercula (A. Gray) Britton var. paupercula smallflower false foxglove
GEPA8 Gerardia paupercula (A. Gray) Britton  
GEPAT Gerardia paupercula (A. Gray) Britton var. typica Pennell  
GEPUP3 Gerardia purpurea L. var. paupercula A. Gray  
AGPL Agalinis plukenetii (Elliott) Raf. Chattahoochee false foxglove
GEFIG Gerardia filifolia Nutt. var. gatesii Benth.  
GEGA3 Gerardia gatesii (Benth.) Pennell  
GEPL5 Gerardia plukenetii Elliott  
AGPU4 Agalinis pulchella Pennell St. Mark's false foxglove
GEPU6 Gerardia pulcherrima Pennell  
AGPU5 Agalinis purpurea (L.) Pennell purple false foxglove
AGPUC Agalinis purpurea (L.) Pennell var. carteri Pennell  
GEPU7 Gerardia purpurea L.  
GEPUP2 Gerardia purpurea L. ssp. parvula Pennell  
GEPUC Gerardia purpurea L. var. carteri (Pennell) Pennell  
GEPUG Gerardia purpurea L. var. grandiflora Benth.  
AGSE3 Agalinis setacea (J.F. Gmel.) Raf. threadleaf false foxglove
AGHO6 Agalinis holmiana Pennell  
AGST3 Agalinis stenophylla Pennell  
GESE5 Gerardia setacea J.F. Gmel.  
GEST3 Gerardia stenophylla (Pennell) Pennell  
AGSK Agalinis skinneriana (Alph. Wood) Britton Skinner's false foxglove
GESK2 Gerardia skinneriana Alph. Wood  
AGST4 Agalinis strictifolia (Benth.) Pennell stiffleaf false foxglove
GEST4 Gerardia strictifolia Benth.  
AGTE3 Agalinis tenuifolia (Vahl) Raf. slenderleaf false foxglove
AGTEL Agalinis tenuifolia (Vahl) Raf. var. leucanthera (Raf.) Pennell slenderleaf false foxglove
AGTEL2 Agalinis tenuifolia (Vahl) Raf. ssp. leucanthera (Raf.) Pennell  
GELE2 Gerardia leucanthera Raf.  
GETEL Gerardia tenuifolia Vahl ssp. leucanthera (Raf.) Pennell  
GETEL2 Gerardia tenuifolia Vahl var. leucanthera (Raf.) Shinners  
AGTEM Agalinis tenuifolia (Vahl) Raf. var. macrophylla (Benth.) S.F. Blake slenderleaf false foxglove
AGBE Agalinis besseyana (Britton) Britton  
GEBE Gerardia besseyana Britton  
GETEM3 Gerardia tenuifolia Vahl ssp. macrophylla (Benth.) Pennell  
GETEM2 Gerardia tenuifolia Vahl var. macrophylla Benth.  
AGTEP2 Agalinis tenuifolia (Vahl) Raf. var. parviflora (Nutt.) Pennell slenderleaf false foxglove
GETEP6 Gerardia tenuifolia Vahl ssp. parviflora (Nutt.) Pennell  
GETEP4 Gerardia tenuifolia Vahl var. parviflora Nutt.  
AGTEP3 Agalinis tenuifolia (Vahl) Raf. var. polyphylla (Small) Pennell slenderleaf false foxglove
GEPO2 Gerardia polyphylla Small  
GETEP3 Gerardia tenuifolia Vahl ssp. polyphylla (Small) Pennell  
GETEP5 Gerardia tenuifolia Vahl var. polyphylla (Small) Shinners  
AGTET Agalinis tenuifolia (Vahl) Raf. var. tenuifolia slenderleaf false foxglove
GETE6 Gerardia tenuifolia Vahl  
GETEH Gerardia tenuifolia Vahl var. humilis Benth.  
GETET2 Gerardia tenuifolia Vahl var. typica Pennell  
AGVI5 Agalinis viridis (Small) Pennell green false foxglove
GEVI9 Gerardia viridis Small  
AGANO Aganope Miq.
AGHE7 Aganope heptaphylla (L.) Polhill sevenleaf aganope
AGAPA2 Agapanthus L'Hér. agapanthus
AGAF Agapanthus africanus (L.) Hoffsgg. lily of the Nile
AGUM Agapanthus umbellatus L'Her.  
AGPR5 Agapanthus praecox Willd. African-lily
AGPRO Agapanthus praecox Willd. ssp. orientalis (F.M. Leight.) F.M. Leight.
AGOR4 Agapanthus orientalis F.M. Leighton  
AGARI Agarista D. Don ex G. Don Florida hobblebush
AGPO2 Agarista populifolia (Lam.) W.S. Judd Florida hobblebush
ANPO5 Andromeda populifolia Lam.  
LEAC4 Leucothoe acuminata (Aiton) G. Don  
LEPO4 Leucothoe populifolia (Lam.) Dippel  
LEWA3 Leucothoe walteri Melvin  
AGAST Agastache Clayton ex Gronov. giant hyssop
AGBR Agastache breviflora (A. Gray) Epling Trans-Pecos giant hyssop
AGCA Agastache cana (Hook.) Wooton & Standl. mosquito plant
AGCU Agastache cusickii (Greenm.) A. Heller Cusick's giant hyssop
AGCUP Agastache cusickii (Greenm.) A. Heller var. parva Cronquist  
AGFO Agastache foeniculum (Pursh) Kuntze blue giant hyssop
AGAN3 Agastache anethiodora (Nutt.) Britton  
AGME2 Agastache mearnsii Wooton & Standl. San Luis Mountain giant hyssop
AGPAM2 Agastache pallidiflora (A. Heller) Rydb. ssp. mearnsii (Wooton & Standl.) Lint & Epling  
AGMI Agastache micrantha (A. Gray) Wooton & Standl. white giant hyssop
CEMI7 Cedronella micrantha A. Gray  
AGNE2 Agastache nepetoides (L.) Kuntze yellow giant hyssop
AGOC Agastache occidentalis (Piper) A. Heller western giant hyssop
AGPA11 Agastache pallida (Lindl.) Cory pale giant hyssop
AGBA3 Agastache barberi (B.L. Rob.) Epling  
AGPA Agastache pallidiflora (A. Heller) Rydb. Bill Williams Mountain giant hyssop
AGPAN Agastache pallidiflora (A. Heller) Rydb. ssp. neomexicana (Briq.) Lint & Epling Bill Williams Mountain giant hyssop
AGPAH3 Agastache pallidiflora (A. Heller) Rydb. ssp. neomexicana (Briq.) Lint & Epling var. havardii (A. Gray) R.W. Sanders Bill Williams Mountain giant hyssop
AGBRH Agastache breviflora (A. Gray) Epling var. havardii (A. Gray) Shinners  
AGNEH Agastache neomexicana (Briq.) Standl. ssp. havardii (A. Gray) Lint, nom. nud.  
AGPAH2 Agastache pallidiflora (A. Heller) Rydb. ssp. havardii (A. Gray) Lint & Epling  
AGPAN2 Agastache pallidiflora (A. Heller) Rydb. ssp. neomexicana (Briq.) Lint & Epling var. neomexicana (Briq.) R.W. Sanders Bill Williams Mountain giant hyssop
AGNE6 Agastache neomexicana (Briq.) Standl.  
AGPAP2 Agastache pallidiflora (A. Heller) Rydb. ssp. pallidiflora Bill Williams Mountain giant hyssop
AGPAG3 Agastache pallidiflora (A. Heller) Rydb. ssp. pallidiflora var. gilensis R.W. Sanders Bill Williams Mountain giant hyssop
AGPAG4 Agastache pallidiflora (A. Heller) Rydb. ssp. pallidiflora var. greenei (Briq.) R.W. Sanders Bill Williams Mountain giant hyssop
AGGR10 Agastache greenei (Briq.) Wooton & Standl.  
AGPAP4 Agastache pallidiflora (A. Heller) Rydb. ssp. pallidiflora var. pallidiflora Bill Williams Mountain giant hyssop
AGPAT2 Agastache pallidiflora (A. Heller) Rydb. ssp. typica Lint & Epling  
AGPA2 Agastache parvifolia Eastw. smallleaf giant hyssop
AGPR3 Agastache pringlei (Briq.) Lint & Epling Pringle's giant hyssop
AGPRV Agastache pringlei (Briq.) Lint & Epling var. verticillata (Wooton & Standl.) R.W. Sanders Pringle's giant hyssop
AGVE3 Agastache verticillata Wooton & Standl.  
AGRU Agastache rupestris (Greene) Standl. threadleaf giant hyssop
AGSC Agastache scrophulariifolia (Willd.) Kuntze purple giant hyssop
AGSCM Agastache scrophulariifolia (Willd.) Kuntze var. mollis (Fernald) A. Heller  
AGUR Agastache urticifolia (Benth.) Kuntze nettleleaf giant hyssop
AGURG Agastache urticifolia (Benth.) Kuntze var. glaucifolia (A. Heller) Cronquist nettleleaf giant hyssop
AGURU Agastache urticifolia (Benth.) Kuntze var. urticifolia nettleleaf giant hyssop
AGWR Agastache wrightii (Greenm.) Wooton & Standl. Sonoran giant hyssop
AGATH2 Agathis Salisb. agathis
AGAU4 Agathis australis (D. Don) Steud. kauri
AGDA2 Agathis dammara (Lamb.) Rich. dammar pine
AGAL11 Agathis alba Rumph. ex Jeffrey  
AGRO6 Agathis robusta (C. Moore ex F. Muell.) F.M. Bailey Queensland kauri
AGATH3 Agathosma Willd. agathosma
AGBE2 Agathosma betulina (Bergius) Pill. buchu
BABE3 Barosma betulina (Bergius) Bartling & Wendl. f.  
AGCR4 Agathosma crenulata (L.) Pill. buchu
BACR2 Barosma crenulata (L.) Hook.  
AGSE5 Agathosma serratifolia (Curtis) Spreeth longleaf buchu
BASE5 Barosma serratifolia (Curtis) Willd.  
AGAVE Agave L. agave
AGAJ Agave ×ajoensis W.C. Hodgson [deserti × schottii] agave
AGAM Agave americana L. American century plant
AGAMA Agave americana L. ssp. americana American century plant
AGAMM Agave americana L. var. marginata Trel.  
AGAMM2 Agave americana L. var. mediopicta Trel.  
AGAMS Agave americana L. var. striata Trel.  
AGAMA2 Agave americana L. ssp. americana var. americana American century plant
AGAME Agave americana L. ssp. americana var. expansa (Jacobi) Gentry American century plant
AGAMP Agave americana L. ssp. protamericana Gentry American century plant
AGAN4 Agave angustifolia Haw. century plant
AGAR8 Agave ×arizonica Gentry & J.Z. Weber (pro sp.) [chrysantha × toumeyana] Arizona century plant
AGAR3 Agave arizonica Gentry & J.Z. Weber, database artifact  
AGAS3 Agave asperrima Jacobi rough century plant
AGAT Agave atrovirens Karw. ex Salm-Dyck maguey
AGAT2 Agave attenuata Salm-Dyck
AGCA9 Agave cantala Roxb. cantala
AGCH2 Agave chrysantha Peebles goldenflower century plant
AGPAC2 Agave palmeri Engelm. var. chrysantha (Peebles) Little ex L.D. Benson  
AGCU3 Agave cupreata Trel. & A. Berger
AGDE3 Agave decipiens Baker false sisal
AGDE10 Agave delamateri W.C. Hodgson & L. Slauson Tonto Basin century plant
AGDE Agave deserti Engelm. desert agave
AGDED Agave deserti Engelm. ssp. deserti desert agave
AGCO7 Agave consociata Trel.  
AGDES Agave deserti Engelm. ssp. simplex Gentry desert agave
AGDES3 Agave deserti Engelm. var. simplex (Gentry) W.C. Hodgson & Reveal  
AGDE4 Agave desmettiana Jacobi dwarf century plant
AGEG Agave eggersiana Trel. Eggers' century plant
AGFO2 Agave fourcroydes Lemaire henequen
AGGL2 Agave glomeruliflora (Engelm.) A. Berger Chisos Mountain century plant
AGCH3 Agave chisosensis C.H. Mull.  
AGGR4 Agave gracilipes Trel. slimfoot century plant
AGHA Agave havardiana Trel. Havard's century plant
AGLE Agave lechuguilla Torr. lechuguilla
AGLOP Agave lophantha Schiede var. poselgeri (Salm-Dyck) A. Berger  
AGMI8 Agave minor Proctor Proctor's agave
AGMI4 Agave missionum Trel. corita
AGPO Agave portoricensis Trel.  
AGMU Agave murpheyi F. Gibson Murphey's century plant
AGNE3 Agave neglecta Small wild century plant
AGPA3 Agave palmeri Engelm. Palmer's century plant
AGPA4 Agave parryi Engelm. Parry's agave
AGPAN6 Agave parryi Engelm. ssp. neomexicana (Wooton & Standl.) Ullrich Parry's agave
AGNE4 Agave neomexicana Wooton & Standl.  
AGPAP5 Agave parryi Engelm. ssp. parryi Parry's agave
AGHU3 Agave huachucensis Baker  
AGPAC Agave parryi Engelm. var. couesii (Engelm. ex Trel.) Kearney & Peebles  
AGPAH Agave parryi Engelm. var. huachucensis (Baker) Little ex L.D. Benson  
AGSC2 Agave scabra Salm-Dyck  
AGPA5 Agave parviflora Torr. smallflower century plant
AGPH Agave phillipsiana W.C. Hodgson Grand Canyon century plant
AGRI6 Agave rigida Mill.
AGRIR Agave rigida Mill. var. rigida
AGSC3 Agave schottii Engelm. Schott's century plant
AGSCS2 Agave schottii Engelm. var. schottii Schott's century plant
AGSCT Agave schottii Engelm. var. treleasei (Toumey) Kearney & Peebles Trelease's century plant
AGSH Agave shawii Engelm. coastal agave
AGSI2 Agave sisalana Perrine sisal hemp
AGRIS Agave rigida Mill. var. sisalana (Perrine) Engelm.  
AGTE7 Agave tequilana F.A.C Weber tequila agave
AGTO Agave toumeyana Trel. ex Standl. Toumey's century plant
AGTOB Agave toumeyana Trel. ex Standl. var. bella Breitung Toumey's century plant
AGTOB2 Agave toumeyana Trel. ex Standl. ssp. bella (Breitung) Gentry  
AGTOT Agave toumeyana Trel. ex Standl. var. toumeyana Toumey's century plant
AGUN2 Agave univittata Haw. McKelvey's century plant
AGHE6 Agave heteracantha Zucc.  
AGLO Agave lophantha Schiede  
AGMC Agave mckelveyana Gentry, nom. nud.  
AGUT Agave utahensis Engelm. Utah agave
AGUTE Agave utahensis Engelm. var. eborispina (Hester) Breitung Utah agave
AGUTK Agave utahensis Engelm. var. kaibabensis (McKelvey) Breitung Kaibab agave
AGKA2 Agave kaibabensis McKelvey  
AGUTK2 Agave utahensis Engelm. ssp. kaibabensis (McKelvey) Gentry  
AGUTN Agave utahensis Engelm. var. nevadensis Engelm. ex Greenm. & Roush Nevada agave
AGUTU Agave utahensis Engelm. var. utahensis Utah agave
AGWE Agave weberi Cels ex Poisson Weber's century plant
AGXY Agave xylonacantha Salm-Dyck century plant
AGDES2 Agdestis Moc. & Sessé ex DC. agdestis
AGCL3 Agdestis clematidea Moc. & Sessé ex DC. rockroot
AGERA2 Ageratina Spach snakeroot
AGAD2 Ageratina adenophora (Spreng.) R.M. King & H. Rob. sticky snakeroot
EUAD2 Eupatorium adenophorum Spreng.  
EUGL8 Eupatorium glandulosum Kunth, non Michx.  
AGAL5 Ageratina altissima (L.) R.M. King & H. Rob. white snakeroot
AGALA Ageratina altissima (L.) R.M. King & H. Rob. var. altissima white snakeroot
AGAL9 Ageratum altissimum L., non Eupatorium altissimum L.  
EURU6 Eupatorium rugosum Houtt.  
EURUC Eupatorium rugosum Houtt. var. chlorolepis Fernald  
EURUT Eupatorium rugosum Houtt. var. tomentellum (B.L. Rob.) S.F. Blake  
EURUV Eupatorium rugosum Houtt. var. villicaule (Fernald) S.F. Blake  
EUURT Eupatorium urticifolium Reichard var. tomentellum B.L. Rob.  
AGALA2 Ageratina altissima (L.) R.M. King & H. Rob. var. angustata (A. Gray) Clewell & Wooten white snakeroot
EURUA Eupatorium rugosum Houtt. var. angustata (A. Gray) S.F. Blake  
AGALR Ageratina altissima (L.) R.M. King & H. Rob. var. roanensis (Small) Clewell & Wooten white snakeroot
EURO8 Eupatorium roanense Small  
EURUR Eupatorium rugosum Houtt. var. roanense (Small) Fernald  
EUUR4 Eupatorium urticifolium Reichard  
AGAR4 Ageratina aromatica (L.) Spach lesser snakeroot
AGARA Ageratina aromatica (L.) Spach var. aromatica lesser snakeroot
EUAR7 Eupatorium aromaticum L.  
EUARA Eupatorium aromaticum L. var. aromaticum  
EULA11 Eupatorium latidens Small  
AGARI2 Ageratina aromatica (L.) Spach var. incisa (A. Gray) C.F. Reed lesser snakeroot
EUARI3 Eupatorium aromaticum L. var. incisum A. Gray  
AGHA4 Ageratina havanensis (Kunth) R.M. King & H. Rob. Havana snakeroot
EUHA5 Eupatorium havanense Kunth  
EUTE9 Eupatorium texense (Torr. & A. Gray) Rydb.  
AGHE5 Ageratina herbacea (A. Gray) R.M. King & H. Rob. fragrant snakeroot
EUHE7 Eupatorium herbaceum (A. Gray) Greene  
AGJU2 Ageratina jucunda (Greene) Clewell & Wooten hammock snakeroot
EUJU Eupatorium juncundum Greene  
AGLE3 Ageratina lemmonii (B.L. Rob.) R.M. King & H. Rob. Lemmon's snakeroot
EULE7 Eupatorium lemmonii B.L. Rob.  
AGLU Ageratina luciae-brauniae (Fernald) R.M. King & H. Rob. Lucy Braun's snakeroot
EULU3 Eupatorium luciae-brauniae Fernald  
AGOC2 Ageratina occidentalis (Hook.) R.M. King & H. Rob. western snakeroot
EUOC5 Eupatorium occidentale Hook.  
AGPA13 Ageratina paupercula (A. Gray) R.M. King & H. Rob. Santa Rita snakeroot
EUPA10 Eupatorium pauperculum A. Gray  
AGRE3 Ageratina resiniflua (Urb.) R.M. King & H. Rob. resinous snakeroot
EURE11 Eupatorium resinifluum Urb.  
AGRI2 Ageratina riparia (Regel) R.M. King & H. Rob. spreading snakeroot
EURI4 Eupatorium riparium Regel  
AGRO5 Ageratina rothrockii (A. Gray) R.M. King & H. Rob. Rothrock's snakeroot
EURO9 Eupatorium rothrockii A. Gray  
AGSH2 Ageratina shastensis (D.W. Taylor & Stebbins) R.M. King & H. Rob. Shasta snakeroot
EUSH Eupatorium shastense D.W. Taylor & Stebbins  
AGWR2 Ageratina wrightii (A. Gray) R.M. King & H. Rob. Wright's snakeroot
EUWR3 Eupatorium wrightii A. Gray  
AGERA Ageratum L. whiteweed
AGCO Ageratum conyzoides L. tropical whiteweed
AGCO2 Ageratum corymbosum Zuccagni ex Pers. flat-top whiteweed
AGGU Ageratum guatemalense M.F. Johnson  
AGDO3 Ageratum domingense Spreng. [excluded]
AGHO3 Ageratum houstonianum Mill. bluemink
AGLI3 Ageratum littorale A. Gray Cape Sable whiteweed
AGLAI Aglaia Lour.
AGMA14 Aglaia mariannensis sensu Kaneh., non Merr.
AGPO4 Aglaia ponapensis Kaneh.
AGLAO Aglaonema Schott aglaonema
AGCO4 Aglaonema commutatum Schott Philippine evergreen
AGCOM Aglaonema commutatum Schott var. maculatum (Hook. f.) Nicolson Philippine evergreen
AGPI2 Aglaonema pictum (Roxb.) Kunth cara de caballo
CAPI12 Calla picta Roxb.  
AGLOS Aglossorrhyncha Schltr.
AGMI7 Aglossorrhyncha micronesiaca Schltr. Micronesian aglossorrhyncha
AGNOR Agnorhiza (Jeps.) W.A. Weber mule-ears
AGBO4 Agnorhiza bolanderi (A. Gray) W.A. Weber Bolander's mule-ears
BABO3 Balsamorhiza bolanderi A. Gray  
WYBO Wyethia bolanderi (A. Gray) W.A. Weber  
AGEL8 Agnorhiza elata (H.M. Hall) W.A. Weber Hall's mule-ears
WYEL Wyethia elata H.M. Hall  
AGIN8 Agnorhiza invenusta (Greene) W.A. Weber Coville's mule-ears
WYIN Wyethia invenusta (Greene) W.A. Weber  
AGOV Agnorhiza ovata (Torr. & A. Gray ex Torr.) W.A. Weber southern mule-ears
WYOV Wyethia ovata Torr. & A. Gray ex Torr.  
AGRE8 Agnorhiza reticulata (Greene) W.A. Weber El Dorado mule-ears
WYRE Wyethia reticulata Greene  
AGONI Agonimia Zahlbr. agonimia lichen
AGTR8 Agonimia tristicula (Nyl.) Zahlbr. agonimia lichen
POTR20 Polyblastia tristicula (Nyl.) Arnold  
AGOSE Agoseris Raf. agoseris
AGAP2 Agoseris apargioides (Less.) Greene woolly goat chicory
AGAPA Agoseris apargioides (Less.) Greene var. apargioides woolly goat chicory
AGHI4 Agoseris hirsuta (Hook.) Greene  
TRAP2 Troximon apargioides Less.  
AGAPE Agoseris apargioides (Less.) Greene var. eastwoodiae (Fedde) Munz woolly goat chicory
AGEA Agoseris eastwoodiae Fedde  
AGAPM Agoseris apargioides (Less.) Greene var. maritima (Sheldon) Q. Jones ex Cronquist woolly goat chicory
AGAPM2 Agoseris apargioides (Less.) Greene ssp. maritima (Sheldon) Q. Jones  
AGMA4 Agoseris maritima Sheldon  
AGAU2 Agoseris aurantiaca (Hook.) Greene orange agoseris
AGAUA Agoseris aurantiaca (Hook.) Greene var. aurantiaca orange agoseris
AGGR7 Agoseris graminifolia Greene  
AGRO2 Agoseris rostrata Rydb.  
TRAU8 Troximon aurantiacum Hook.  
AGAUP Agoseris aurantiaca (Hook.) Greene var. purpurea (A. Gray) Cronquist orange agoseris
AGAUP2 Agoseris aurantiaca (Hook.) Greene ssp. purpurea (A. Gray) G.W. Douglas  
AGDA3 Agoseris ×dasycarpa Greene (pro sp.) [glauca var. glauca × monticola] agoseris
AGEL Agoseris elata (Nutt.) Greene tall agoseris
STEL4 Stylopappus elatus Nutt.  
AGGL Agoseris glauca (Pursh) Raf. pale agoseris
AGGLA Agoseris glauca (Pursh) Raf. var. agrestis (Osterh.) Q. Jones ex Cronquist pale agoseris
AGAG Agoseris agrestis Osterh.  
AGGLC Agoseris glauca (Pursh) Raf. var. cronquistii S.L. Welsh pale agoseris
AGGLD Agoseris glauca (Pursh) Raf. var. dasycephala (Torr. & A. Gray) Jeps. pale agoseris
AGGLS Agoseris glauca (Pursh) Raf. ssp. scorzonerifolia (Schrad.) Piper  
AGGLA2 Agoseris glauca (Pursh) Raf. var. asper (Rydb.) Cronquist  
AGGLP2 Agoseris glauca (Pursh) Raf. var. pumila (Nutt.) Garrett  
AGSC7 Agoseris scorzonerifolia (Schrad.) Greene  
TRGLD Troximon glaucum Pursh var. dasycephalum Torr. & A. Gray  
AGGLG Agoseris glauca (Pursh) Raf. var. glauca pale agoseris
AGTU3 Agoseris turbinata Rydb.  
TRGL7 Troximon glaucum Pursh  
AGGLL Agoseris glauca (Pursh) Raf. var. laciniata (D.C. Eaton) Smiley false agoseris
AGAR5 Agoseris arizonica Greene  
AGGLP Agoseris glauca (Pursh) Raf. var. parviflora (Nutt.) Rydb.  
AGPA14 Agoseris parviflora (Nutt.) Greene  
MAGLL Macrorhynchus glaucus (Pursh) D.C. Eaton var. laciniatus D.C. Eaton  
TRPA12 Troximon parviflorum Nutt.  
AGGLM Agoseris glauca (Pursh) Raf. var. monticola (Greene) Q. Jones ex Cronquist pale agoseris
AGMO5 Agoseris monticola Greene  
AGGR Agoseris grandiflora (Nutt.) Greene bigflower agoseris
AGGRL Agoseris grandiflora (Nutt.) Greene var. leptophylla G.I. Baird  
AGLA6 Agoseris laciniata (Nutt.) Greene  
AGPL3 Agoseris plebeja (Greene) Greene  
TRGR13 Troximon grandiflorum Nutt.  
AGHE2 Agoseris heterophylla (Nutt.) Greene annual agoseris
AGHEC Agoseris heterophylla (Nutt.) Greene var. crenulata Jeps. annual agoseris
AGHEH Agoseris heterophylla (Nutt.) Greene var. heterophylla annual agoseris
AGHEC2 Agoseris heterophylla (Nutt.) Greene ssp. californica (Nutt.) Piper  
AGHEN Agoseris heterophylla (Nutt.) Greene ssp. normalis Piper  
AGHEC3 Agoseris heterophylla (Nutt.) Greene var. cryptopleura Jeps.  
AGHEK Agoseris heterophylla (Nutt.) Greene var. kymapleura Greene  
MAHE4 Macrorhynchus heterophyllus Nutt.  
AGHET Agoseris heterophylla (Nutt.) Greene var. turgida (H.M. Hall) Jeps. annual agoseris
AGLA9 Agoseris lackschewitzii Douglass M. Hend. & R. Moseley Mill Creek agoseris
AGAUC Agoseris aurantiaca (Hook.) Greene var. carnea (Rydb.) Lesica  
AGCA16 Agoseris carnea Rydb.  
AGMO2 Agoseris ×montana Osterh. (pro sp.) [aurantiaca var. purpurea × glauca var. dasycephala] agoseris
AGRE Agoseris retrorsa (Benth.) Greene spearleaf agoseris
MARE7 Macrorhynchus retrorsus Benth.  
AGRES2 Agrestia J.W. Thomson agrestia lichen
AGHI60 Agrestia hispida (Mereschk.) Hale & W.L. Culb. hispid agrestia lichen
AGCY Agrestia cyphellata J.W. Thomson  
AGRIM Agrimonia L. agrimony
AGEU Agrimonia eupatoria L. churchsteeples
AGGR2 Agrimonia gryposepala Wallr. tall hairy agrimony
AGIN3 Agrimonia incisa Torr. & A. Gray incised agrimony
AGMI2 Agrimonia microcarpa Wallr. smallfruit agrimony
AGPL2 Agrimonia platycarpa Wallr.  
AGPUM Agrimonia pubescens Wallr. var. microcarpa (Wallr.) H.E. Ahles  
AGPU6 Agrimonia pumila Muhl. ex E.P. Bicknell  
AGOD2 Agrimonia odorata Mill. creeping grovebur
AGRE9 Agrimonia repens L.  
AGPA6 Agrimonia parviflora Aiton harvestlice
AGPU Agrimonia pubescens Wallr. soft agrimony
AGBI Agrimonia bicknellii (Kearney) Rydb.  
AGMO3 Agrimonia mollis (Torr. & A. Gray) Britton  
AGRO3 Agrimonia rostellata Wallr. beaked agrimony
AGST Agrimonia striata Michx. roadside agrimony
AGROE ×Agroelymus E.G. Camus ex A. Camus agroelymus
AGAD4 ×Agroelymus adamsii Rouss. [Agropyron repens × Elymus mollis] agroelymus
AGBO5 ×Agroelymus bowdenii B. Boivin [Agropyron smithii × Elymus innovatus] agroelymus
AGROP3 ×Agropogon Fourn. agropogon
AGLI ×Agropogon littoralis (Sm.) C.E. Hubbard [Agrostis stolonifera × Polypogon monospeliensis] coast agropogon
POLI5 Polypogon littoralis Sm.  
AGROP2 Agropyron Gaertn. wheatgrass
AGCR Agropyron cristatum (L.) Gaertn. crested wheatgrass
AGCRC Agropyron cristatum (L.) Gaertn. ssp. cristatum crested wheatgrass
AGCRP8 Agropyron cristatum (L.) Gaertn. ssp. pectinatum (M. Bieb.) Tzvelev crested wheatgrass
AGCR3 Agropyron cristatiforme Sarkar  
AGPE6 Agropyron pectinatum (M. Bieb.) P. Beauv.  
AGPE5 Agropyron pectiniforme Roem. & Schult.  
AGCRI Agropyron cristatum (L.) Gaertn. ssp. pectinatum (M. Bieb.) Tzvelev var. imbricatum (Roem. & Schult.) Beck
AGIM2 Agropyron imbricatum Roem. & Schult.  
AGDE2 Agropyron desertorum (Fisch. ex Link) Schult. desert wheatgrass
AGCRD Agropyron cristatum (L.) Gaertn. ssp. desertorum (Fisch. ex Link) Á. Löve  
AGCRD2 Agropyron cristatum (L.) Gaertn. var. desertorum (Fisch. ex Link) Dorn  
AGFR Agropyron fragile (Roth) P. Candargy Siberian wheatgrass
AGCRF Agropyron cristatum (L.) Gaertn. ssp. fragile (Roth) Á. Löve  
AGCRF2 Agropyron cristatum (L.) Gaertn. var. fragile (Roth) Dorn  
AGFRM Agropyron fragile (Roth) P. Candargy ssp. mongolicum (Keng) D.R. Dewey  
AGFRS Agropyron fragile (Roth) P. Candargy ssp. sibiricum (Willd.) Melderis  
AGFRS2 Agropyron fragile (Roth) P. Candargy var. sibiricum (Willd.) Tzvelev  
AGMO6 Agropyron mongolicum Keng  
AGSI Agropyron sibiricum (Willd.) P. Beauv.  
AGHY2 Agropyron ×hybrid auct. 'Hycrest'
AGROS Agrostemma L. corncockle
AGBR4 Agrostemma brachyloba (Fenzl) Hammer narrow corncockle
AGGR5 Agrostemma gracilis Boiss.  
AGGI Agrostemma githago L. common corncockle
AGROS2 Agrostis L. bentgrass
AGAE Agrostis aequivalvis (Trin.) Trin. arctic bentgrass
POAE Podagrostis aequivalvis (Trin.) Scribn. & Merr.  
AGAN6 Agrostis anadyrensis Socz. [excluded]
AGAV Agrostis avenacea J.F. Gmel. Pacific bentgrass
AGRE5 Agrostis retrofracta Willd.  
LAFI3 Lachnagrostis filiformis (G. Forst.) Trin.  
AGBL Agrostis blasdalei Hitchc. Blasdale bentgrass
AGBLM Agrostis blasdalei Hitchc. var. marinensis Crampton  
AGBR3 Agrostis breviculmis auct. non Hitchc.  
AGCA4 Agrostis canina L. velvet bentgrass
AGCAV Agrostis canina L. var. varians (Thuill.) Ducomm.  
AGCA5 Agrostis capillaris L. colonial bentgrass
AGSY2 Agrostis sylvatica Huds.  
AGTE Agrostis tenuis Sibth.  
AGTEA Agrostis tenuis Sibth. var. aristata (Parnell) Druce  
AGTEH Agrostis tenuis Sibth. var. hispida (Willd.) Philipson  
AGTEP Agrostis tenuis Sibth. var. pumila (L.) Druce  
AGVU2 Agrostis vulgaris With.  
AGCA11 Agrostis castellana Boiss. & Reuter bentgrass
AGCL Agrostis clavata Trin. clavate bentgrass
AGCL2 Agrostis clivicola Crampton coastal bluff bentgrass
AGCLC Agrostis clivicola Crampton var. clivicola coastal bluff bentgrass
AGCLP Agrostis clivicola Crampton var. punta-reyesensis Crampton Point Reyes bentgrass
AGCU4 Agrostis curtisii Kerguelen bristle bent
AGSE6 Agrostis setacea Curtis  
AGDE7 Agrostis densiflora Vasey California bentgrass
AGCA3 Agrostis californica Trin.  
AGGL3 Agrostis glomerata auct. non (J. Presl) Kunth  
AGEL4 Agrostis elliottiana Schult. Elliott's bentgrass
AGEX2 Agrostis exigua Thurb.  
AGEX Agrostis exarata Trin. spike bentgrass
AGAE2 Agrostis aenea Trin.  
AGAL2 Agrostis alaskana Hultén  
AGAM2 Agrostis ampla Hitchc.  
AGAS4 Agrostis asperifolia Trin.  
AGEXM3 Agrostis exarata Trin. ssp. minor (Hook.) C.L. Hitchc.  
AGEXM Agrostis exarata Trin. var. minor Hook.  
AGEXM2 Agrostis exarata Trin. var. monolepis (Torr.) Hitchc.  
AGEXP2 Agrostis exarata Trin. var. pacifica Vasey  
AGEXP Agrostis exarata Trin. var. purpurascens Hultén  
AGLO2 Agrostis longiligula Hitchc.  
AGLOA Agrostis longiligula Hitchc. var. australis J.T. Howell  
AGME Agrostis melaleuca (Trin.) Hitchc.  
AGMIM Agrostis microphylla Steud. var. major Vasey  
AGGI2 Agrostis gigantea Roth redtop
AGAL3 Agrostis alba auct. non L.  
AGGID Agrostis gigantea Roth var. dispar (Michx.) Philipson  
AGNI Agrostis nigra With.  
AGSTG Agrostis stolonifera L. ssp. gigantea (Roth) Schübl. & G. Martens  
AGSTM Agrostis stolonifera L. var. major (Gaudin) Farw.  
AGHA2 Agrostis hallii Vasey Hall's bentgrass
AGHAP Agrostis hallii Vasey var. pringlei (Scribn.) Hitchc.  
AGHE3 Agrostis hendersonii Hitchc. Henderson's bentgrass
AGAR2 Agrostis aristiglumis Swallen  
AGMIH Agrostis microphylla Steud. var. hendersonii (Hitchc.) Beetle  
AGHO Agrostis hooveri Swallen Hoover's bentgrass
AGHO2 Agrostis howellii Scribn. Howell's bentgrass
AGHU Agrostis humilis Vasey alpine bentgrass
AGTH2 Agrostis thurberiana Hitchc.  
POHU Podagrostis humilis (Vasey) Björkman  
POTH3 Podagrostis thurberiana (Hitchc.) Hultén  
AGHY Agrostis hyemalis (Walter) Britton, Sterns & Poggenb. winter bentgrass
AGAN2 Agrostis antecedens E.P. Bicknell  
COHY2 Cornucopiae hyemalis Walter  
AGID Agrostis idahoensis Nash Idaho bentgrass
AGBOR Agrostis borealis Hartm. var. recta (Hartm.) B. Boivin  
AGCL4 Agrostis clavata auct. non Trin.  
AGFI3 Agrostis filicumis M.E. Jones  
AGLA Agrostis lacuna-vernalis P.M. Peterson & R. J. Soreng vernal pool bentgrass
AGME3 Agrostis mertensii Trin. northern bentgrass
AGBA5 Agrostis bakeri Rydb.  
AGBO2 Agrostis borealis Hartm.  
AGBOA3 Agrostis borealis Hartm. var. americana (Scribn.) Fernald  
AGBOP Agrostis borealis Hartm. var. paludosa (Scribn.) Fernald  
AGIDB Agrostis idahoensis Nash var. bakeri (Rydb.) W.A. Weber  
AGMEB Agrostis mertensii Trin. ssp. borealis (Hartm.) Tzvelev  
AGRU2 Agrostis rupestris auct. non All.  
AGMI3 Agrostis microphylla Steud. small-leaf bentgrass
AGIN7 Agrostis inflata Scribn.  
AGMII Agrostis microphylla Steud. var. intermedia Beetle  
AGNE9 Agrostis nebulosa Boiss. & Reut. [excluded]
NENE5 Neoschischkinia nebulosa (Boiss. & Reut.) Tzvelev  
AGOR Agrostis oregonensis Vasey Oregon bentgrass
AGPA8 Agrostis pallens Trin. seashore bentgrass
AGDI Agrostis diegoensis Vasey  
AGLE2 Agrostis lepida Hitchc.  
AGPAV Agrostis pallens Trin. var. vaseyi H. St. John  
AGPA9 Agrostis pauzhetica Prob. Thermal Bent
AGPE Agrostis perennans (Walter) Tuck. upland bentgrass
AGAL8 Agrostis altissima (Walter) Tuck.  
AGEL5 Agrostis elata (Pursh) Trin.  
AGOR3 Agrostis oreophila Trin.  
AGPEA Agrostis perennans (Walter) Tuck. var. aestivalis Vasey  
AGPEE Agrostis perennans (Walter) Tuck. var. elata (Pursh) Hitchc.  
AGSC6 Agrostis schweinitzii Trin.  
COPE7 Cornucopiae perennans Walter  
AGRO4 Agrostis rossiae Vasey Ross' bentgrass
AGVA4 Agrostis variabilis auct. non Rydb.  
AGSA3 Agrostis sandwicensis Hillebr. Hawai'i bentgrass
AGFA Agrostis fallax Hillebr.  
AGSC5 Agrostis scabra Willd. rough bentgrass
AGGE2 Agrostis geminata Trin.  
AGHYG Agrostis hyemalis (Walter) Britton, Sterns & Poggenb. var. geminata (Trin.) Hitchc.  
AGHYS Agrostis hyemalis (Walter) Britton, Sterns & Poggenb. var. scabra (Willd.) Blomquist  
AGHYT Agrostis hyemalis (Walter) Britton, Sterns & Poggenb. var. tenuis (Tuck.) Gleason  
AGSCS4 Agrostis scabra Willd. ssp. septentrionalis (Fernald) Á. Löve & D. Löve  
AGSCG Agrostis scabra Willd. var. geminata (Trin.) Swallen  
AGSCS Agrostis scabra Willd. var. septentrionalis Fernald  
AGST2 Agrostis stolonifera L. creeping bentgrass
AGALP Agrostis alba L. var. palustris (Huds.) Pers.  
AGALS Agrostis alba L. var. stolonifera (L.) Sm.  
AGMA10 Agrostis maritima Lam.  
AGPA17 Agrostis palustris Huds.  
AGSTC Agrostis stolonifera L. var. compacta Hartm.  
AGSTP Agrostis stolonifera L. var. palustris (Huds.) Farw.  
AGTR10 Agrostis transcaspica Litv.
AGVA Agrostis variabilis Rydb. mountain bentgrass
AGRO7 Agrostis rossiae auct. non Vasey  
AGVI9 Agrostis vinealis Schreb. brown bentgrass
AGVIV3 Agrostis vinealis Schreb. ssp. vinealis brown bentgrass
AGCAM3 Agrostis canina L. ssp. montana (Hartm.) Hartm.  
AGCAA2 Agrostis canina L. var. arida Schltdl.  
AGCAM4 Agrostis canina L. var. montana Hartm.  
AGST5 Agrostis stricta J.F. Gmel.  
AGTR4 Agrostis trinii Turcz.  
AGVIT Agrostis vinealis Schreb. ssp. trinii (Turcz.) Tzvelev  
AGROS3 Agrostophyllum Blume agrostophyllum
AGEL9 Agrostophyllum elongatum (Ridl.) Schuit. elongate agrostophyllum
AGYRI Agyrium Fr. agyrium lichen
AGRU3 Agyrium rufum (Pers.) Fr. agyrium lichen
AHTIA Ahtiana Goward ahtiana lichen
AHAU Ahtiana aurescens (Tuck.) A. Thell & Randlane
CEAU6 Cetraria aurecscens Tuck., database artifact  
CEAU9 Cetraria aurescens Tuck.  
TUAU Tuckermannopsis aurescens (Tuck.) Hale  
AHPA Ahtiana pallidula (Tuck. ex Riddle) Goward & A. Thell
CEPA16 Cetraria pallidula Tuck. ex Riddle  
TUPA3 Tuckermannopsis pallidula (Tuck. ex Riddle) Hale  
AHSP Ahtiana sphaerosporella (Müll. Arg.) Goward ahtiana lichen
PASP12 Parmelia sphaerosporella Müll. Arg.  
AIDIA Aidia Lour.
AICO2 Aidia cochinchinensis Lour.
AIRA2 Aidia racemosa (Cav.) Tirveng. racemose aidia
AILAN Ailanthus Desf. ailanthus
AIAL Ailanthus altissima (Mill.) Swingle tree of heaven
AIGL Ailanthus glandulosa Desf.  
TOAL4 Toxicodendron altissimum Mill.  
AIPHA Aiphanes Willd. aiphanes
AICA5 Aiphanes caryotifolia (Kunth) H.A. Wendl. coyure palm
AICO Aiphanes corallina (Mart.) H.A. Wendl. ex Griseb. coyor
AIMI Aiphanes minima (Gaertn.) Burret Guinea bactris
AIAC Aiphanes acanthophylla (Mart.) Burret  
BAAC2 Bactris acanthophylla Mart.  
CUCA7 Curima calophylla O.F. Cook  
AIRA Aira L. hairgrass
AICA Aira caryophyllea L. silver hairgrass
AICAC2 Aira caryophyllea L. var. caryophyllea silver hairgrass
ASCA22 Aspris caryophyllea (L.) Nash  
AICAC3 Aira caryophyllea L. var. cupaniana (Guss.) Fiori silver hairgrass
AICU Aira cupaniana Guss.  
AICAM2 Aira caryophyllea L. var. multiculmis (Dumort.) Mathieu
AICAM Aira caryophyllea L. ssp. multiculmis (Dumort.) Bonnier & Layens  
AIMU Aira multiculmis Dumort.  
AIEL4 Aira elegans Willd. ex Kunth annual silver hairgrass
AICA3 Aira capillaris Host, non Savi  
AICAC Aira caryophyllea L. var. capillaris (Host) Mutel  
AIELA Aira elegans Willd. ex Kunth ssp. ambigua (Arcang.) Holub  
AIEL2 Aira elegantissima Schur  
ASCA23 Aspris capillaris (Host) Hitchc.  
AIPR Aira praecox L. yellow hairgrass
ASPR14 Aspris praecox (L.) Nash  
AJUGA Ajuga L. bugle
AJCH Ajuga chamaepitys (L.) Schreb. yellow bugle
AJGE Ajuga genevensis L. blue bugle
AJPY Ajuga pyramidalis L. pyramid bugle
AJRE Ajuga reptans L. common bugle
AKEBI Akebia Decne. chocolate vine
AKPE2 Akebia ×pentaphylla (Makino) Makino [quinata × trifoliata] chocolate vine
AKQU Akebia quinata (Houtt.) Decne. chocolate vine
ALBIZ Albizia Durazz. albizia
ALAC Albizia acle (Blanco) Merr. akle
ALAD2 Albizia adianthifolia (Schumach.) W. Wight West African albizzia
ALAD Albizia adinocephala (Donn. Sm.) Britton & Rose ex Record cream albizia
ALAM12 Albizia amara (Roxb.) B. Boivin
ALAN6 Albizia antunesiana Harms
ALCA8 Albizia carbonaria Britton naked albizia
PICA11 Pithecellobium carbonarium (Britton) Niez. & Nevl.  
ALCH2 Albizia chinensis (Osbeck) Merr. Chinese albizia
ALST9 Albizia stipulata (Roxb.) B. Boivin  
ALFE Albizia ferruginea (Guill. & Perr.) Benth. albizia
ALGU Albizia gummifera (J.F. Gmel.) C.A. Sm.
ALJU Albizia julibrissin Durazz. silktree
ALKA2 Albizia kalkora (Roxb.) Prain
ALLE Albizia lebbeck (L.) Benth. woman's tongue
MILE6 Mimosa lebbeck L.  
ALLE2 Albizia lebbekoides (DC.) Benth. Indian albizia
ALOD Albizia odoratissima (L. f.) Benth. albizia
ALPR Albizia procera (Roxb.) Benth. tall albizia
MIPR4 Mimosa procera Roxb.  
ALRE Albizia retusa Benth. albizia
ALSA10 Albizia saponaria (Lour.) Blume ex Miq. whiteflower albizia
ALSC11 Albizia schimperiana Oliv.
ALZY Albizia zygia (DC.) Macbr. albizia
ALCEA Alcea L. hollyhock
ALPA24 Alcea pallida (Waldst. & Kit. ex Willd.) Waldst. & Kit. hollyhock
ALRO3 Alcea rosea L. hollyhock
ALFI9 Alcea ficifolia L.  
ALRO4 Althaea rosea (L.) Cav.  
ALCHE Alchemilla L. lady's mantle
ALAL Alchemilla alpina L. alpine lady's mantle
ALFI5 Alchemilla filicaulis Buser thinstem lady's mantle
ALFIF2 Alchemilla filicaulis Buser ssp. filicaulis thin-stem lady's mantle
ALFIV Alchemilla filicaulis Buser ssp. vestita (Buser) M.E. Bradshaw thinstem lady's mantle
ALMI7 Alchemilla minor Huds.  
ALVE4 Alchemilla vestita (Buser) Raunk.  
ALVUV Alchemilla vulgaris L. var. vestita (Buser) Buser ex H.J. Coste  
ALGL4 Alchemilla glabra Neyngenfind smooth lady's mantle
ALAL6 Alchemilla alpestris auct. non F.W. Schmidt  
ALVUG Alchemilla vulgaris L. var. grandis Blytt  
ALGL6 Alchemilla glomerulans Buser clustered lady's mantle
ALLA12 Alchemilla lapeyrousii Buser [excluded]
ALMO12 Alchemilla mollis (Buser) Rothm. lady's-mantle
ALMO4 Alchemilla monticola Opiz hairy lady's mantle
ALPR5 Alchemilla pratensis auct. non F.W. Schmidt  
ALVU2 Alchemilla vulgaris auct. non L.  
ALVUP Alchemilla vulgaris L. var. pastoralis (Buser) B. Boivin  
ALXA Alchemilla xanthochlora auct. non Rothm.  
ALSE7 Alchemilla sericata Rchb.
ALSU2 Alchemilla subcrenata Buser broadtooth lady's mantle
ALVE8 Alchemilla venosa Juz. clustered lady's-mantle
ALWI Alchemilla wichurae (Buser) Stefansson grassland lady's mantle
ALAC9 Alchemilla acutidens Buser p.p.  
ALCOW Alchemilla connivens Buser var. wichurae Buser  
ALVUW Alchemilla vulgaris L. var. wichurae (Buser) B. Boivin  
APIN2 Aphanes indivisa (Buser) Rothm.  
ALCHO Alchornea Sw. alchornea
ALLA Alchornea latifolia Sw. achiotillo
ALCHO2 Alchorneopsis Müll. Arg. alchorneopsis
ALFL3 Alchorneopsis floribunda (Benth.) Müll. Arg. palo de gallina
ALPO Alchorneopsis portoricensis Urb. Puerto Rico palo de gallina
ALDRO Aldrovanda L.
ALVE3 Aldrovanda vesiculosa L. waterwheel plant
ALECT3 Alectoria Ach. witch's hair lichen
ALFA60 Alectoria fallacina Mot. witch's hair lichen
ALIM Alectoria imshaugii Brodo & D. Hawksw. Imshaug's witch's hair lichen
ALLA9 Alectoria lata (Taylor) Lindsay witch's hair lichen
ALNI60 Alectoria nigricans (Ach.) Nyl. witch's hair lichen
ALBO5 Alectoria boryana Delise  
ALOC60 Alectoria ochroleuca (Hoffm.) A. Massal. witch's hair lichen
ALSA9 Alectoria sarmentosa (Ach.) Ach. witch's hair lichen
ALSAS2 Alectoria sarmentosa (Ach.) Ach. ssp. sarmentosa witch's hair lichen
ALLU2 Alectoria luteola Mont.  
ALST8 Alectoria stigmata Bystrek  
ALSU5 Alectoria subsarmentosa Stirt.  
ALSAV Alectoria sarmentosa (Ach.) Ach. ssp. vexillifera (Nyl.) D. Hawksw. witch's hair lichen
ALVE5 Alectoria vexillifera (Nyl.) Stizenb.  
ALVA5 Alectoria vancouverensis (Gyel.) Gyel. ex Brodo & D. Hawksw. Vancouver witch's hair lichen
ALECT2 Alectra Thunb. alectra
ALFL2 Alectra fluminensis (Vell.) Stearn yerba de hierro
ALAS Alectra aspera (Cham. & Schltdl.) L.O. Williams  
GLAS Glossostylis aspera Cham. & Schltdl.  
MEME4 Melasma melampyroides (Rich.) Pennell  
PEME11 Pedicularis melampyroides Rich.  
ALECT Alectryon Gaertn. alectryon
ALMA Alectryon macrococcus Radlk. Hawai'i alectryon
ALMAA Alectryon macrococcus Radlk. var. auwahiensis G. Linney Hawai'i alectryon
ALMAM2 Alectryon macrococcus Radlk. var. macrococcus Hawai'i alectryon
ALMA2 Alectryon mahoe H. St. John & Frederick  
ALETE Aletes J.M. Coult. & Rose Indian parsley
ALAC2 Aletes acaulis (Torr.) J.M. Coult. & Rose stemless Indian parsley
CYHA14 Cymopterus hallii (A. Gray) B.L. Turner  
ALAN3 Aletes anisatus (A. Gray) W.L. Theobald & C.C. Tseng Rocky Mountain Indian parsley
CYAN8 Cymopterus anisatus A. Gray  
PTAN4 Pteryxia anisata (A. Gray) Mathias & Constance  
ALFI3 Aletes filifolius Mathias, Constance & W.L. Theobald Trans-Pecos Indian parsley
CYFI7 Cymopterus filifolius (Mathias, Constance & W.L. Theob.) B.L. Turner  
ALHU Aletes humilis J.M. Coult. & Rose Colorado aletes
ALMA3 Aletes macdougalii J.M. Coult. & Rose MacDougal's Indian parsley
ALMAB Aletes macdougalii J.M. Coult. & Rose ssp. breviradiatus W.L. Theobald & C.C. Tseng MacDougal's Indian parsley
ALMAM Aletes macdougalii J.M. Coult. & Rose ssp. macdougalii MacDougal's Indian parsley
CYMA25 Cymopterus macdougalii (J.M. Coult. & Rose) Tidestr.  
ORMA4 Oreoxis macdougalii (J.M. Coult. & Rose) Rydb.  
ALSE5 Aletes sessiliflorus W.L. Theobald & C.C. Tseng sessileflower Indian parsley
ALETR Aletris L. colicroot
ALAU Aletris aurea Walter golden colicroot
ALBR6 Aletris bracteata Northrop bracted colicroot
ALFA2 Aletris farinosa L. white colicroot
ALLU Aletris lutea Small yellow colicroot
ALOB3 Aletris obovata Nash southern colicroot
ALTO2 Aletris ×tottenii E.T. Br. [lutea × obovata] colicroot
ALEUR Aleurites J.R. Forst. & G. Forst. aleurites
ALMO Aleurites moluccanus (L.) Willd. Indian walnut
ALJA7 Aleurites javanica Gand., orth. var.  
ALJA10 Aleurites javanicus Gand.  
ALMO2 Aleurites moluccana (L.) Willd., orth. var.  
ALTR10 Aleurites triloba J.R. Forst. & G. Forst., orth. var.  
ALTR Aleurites trilobus J.R. Forst. & G. Forst.  
ALMOK3 Aleurites moluccanus (L.) Willd. var. katoi O. Deg., I. Deg. & B.C. Stone Indian walnut
ALMOK2 Aleurites moluccana (L.) Willd. var. katoi O. Deg., I. Deg. & B.C. Stone, orth. var.  
ALHAG Alhagi Gagnebin alhagi
ALMA12 Alhagi maurorum Medik. camelthorn
ALCA Alhagi camelorum Fisch.  
ALPS3 Alhagi pseudalhagi (M. Bieb.) Desv. ex B. Keller & Schaparenko  
ALICI Aliciella Brand aliciella
ALCA23 Aliciella caespitosa (A. Gray) J.M. Porter Rabbit Valley gilia
GICA8 Gilia caespitosa A. Gray  
ALFO3 Aliciella formosa (Greene ex Brand) J.M. Porter Aztec gilia
GIFO Gilia formosa Greene ex Brand  
ALHA6 Aliciella haydenii (A. Gray) J.M. Porter San Juan gilia
ALHAC Aliciella haydenii (A. Gray) J.M. Porter ssp. crandallii (Rydb.) J.M. Porter  
GIHA2 Gilia haydenii A. Gray  
GIMO2 Gilia montezumae Tidestr. & Dayton  
GISUH Gilia subnuda Torr. ex A. Gray ssp. haydenii (A. Gray) Brand  
ALHE3 Aliciella heterostyla (S. Cochrane & A.G. Day) J.M. Porter cactus flat gilia
GIHE Gilia heterostyla S. Cochrane & A.G. Day  
ALHU6 Aliciella hutchinsifolia (Rydb.) J.M. Porter desert pale gilia
GIHU Gilia hutchinsifolia Rydb.  
GILER Gilia leptomeria A. Gray ssp. rubella (Brand) H. Mason & A.D. Grant  
ALLA13 Aliciella latifolia (S. Watson) J.M. Porter broad-leaf gilia
ALLAI Aliciella latifolia (S. Watson) J.M. Porter ssp. imperialis (S.L. Welsh) J.M. Porter broadleaf gilia
GILAI Gilia latifolia S. Watson var. imperialis S.L. Welsh  
ALLAL3 Aliciella latifolia (S. Watson) J.M. Porter ssp. latifolia broadleaf gilia
GILA2 Gilia latifolia S. Watson  
GILAL3 Gilia latifolia S. Watson var. latifolia  
ALLE7 Aliciella leptomeria (A. Gray) J.M. Porter sand gilia
GILE3 Gilia leptomeria A. Gray  
ALLO6 Aliciella lottiae (Day) J.M. Porter Lott's gilia
GILO3 Gilia lottiae Day  
ALMC Aliciella mcvickerae (M.E. Jones) J.M. Porter Mcvicker's gilia
GICA12 Gilia calcarea M.E. Jones  
GIMC Gilia mcvickerae M.E. Jones  
GIPIC Gilia pinnatifida Nutt. ex A. Gray var. calcarea (M.E. Jones) Brand  
ALMI10 Aliciella micromeria (A. Gray) J.M. Porter dainty gilia
GILEM3 Gilia leptomeria A. Gray ssp. micromeria (A. Gray) H. Mason & A.D. Grant  
GILEM2 Gilia leptomeria A. Gray var. micromeria (A. Gray) Cronquist  
GIMI4 Gilia micromeria A. Gray  
ALNY2 Aliciella nyensis (Reveal) J.M. Porter Nye gilia
GINY Gilia nyensis Reveal  
ALPE11 Aliciella penstemonoides (M.E. Jones) J.M. Porter Black Canyon gilia
GIPE Gilia penstemonoides M.E. Jones  
ALPI2 Aliciella pinnatifida (Nutt. ex A. Gray) J.M. Porter sticky gilia
GIPI Gilia pinnatifida Nutt. ex A. Gray  
ALRI3 Aliciella ripleyi (Barneby) J.M. Porter Ripley's gilia
GIRI2 Gilia ripleyi Barneby  
ALSE11 Aliciella sedifolia (Brandegee) J.M. Porter stonecrop gilia
GISE Gilia sedifolia Brandegee  
ALST12 Aliciella stenothyrsa (A. Gray) J.M. Porter Uinta Basin gilia
GIST2 Gilia stenothyrsa A. Gray  
IPST3 Ipomopsis stenothyrsa (A. Gray) W.A. Weber  
ALSU10 Aliciella subacaulis (Rydb.) J.M. Porter & L.A. Johnson pinyon gilia
GISU2 Gilia subacaulis Rydb.  
ALSU9 Aliciella subnuda (Torr. ex A. Gray) J.M. Porter coral gilia
GISU Gilia subnuda Torr. ex A. Gray  
GISUS Gilia subnuda Torr. ex A. Gray ssp. superba (Eastw.) Brand  
ALTE12 Aliciella tenuis (F.G. Sm. & Neese) J.M. Porter Mussentuchit Creek gilia
GITE5 Gilia tenuis F.G. Sm. & Neese  
ALTR14 Aliciella triodon (Eastw.) Brand coyote gilia
GITR4 Gilia triodon Eastw.  
ALISM Alisma L. water plantain
ALGR Alisma gramineum Lej. narrowleaf water plantain
ALGE3 Alisma geyeri Torr.  
ALGRA Alisma gramineum Lej. var. angustissimum (DC.) A.J. Hendricks  
ALGRG2 Alisma gramineum Lej. var. geyeri (Torr.) Lam.  
ALGRG3 Alisma gramineum Lej. var. graminifolium (Wahlenb.) A.J. Hendricks  
ALGRW Alisma gramineum Lej. var. wahlenbergii auct. non (Holmb.) Raymond & Kucyniak  
ALLA5 Alisma lanceolatum A. Gray  
ALLA2 Alisma lanceolatum With. lanceleaf water plantain
ALPL Alisma plantago-aquatica L. European water plantain
ALSU Alisma subcordatum Raf. American water plantain
ALPLS Alisma plantago-aquatica L. ssp. subcordatum (Raf.) Hultén  
ALPLP Alisma plantago-aquatica L. var. parviflorum (Pursh) Torr.  
ALTR7 Alisma triviale Pursh northern water plantain
ALBR10 Alisma brevipes Greene  
ALPLB Alisma plantago-aquatica L. ssp. brevipes (Greene) Sam.  
ALPLA Alisma plantago-aquatica L. var. americanum Schult.  
ALPLB2 Alisma plantago-aquatica L. var. brevipes (Greene) Vict.  
ALKAN Alkanna Tausch alkanna
ALTI Alkanna tinctoria (L.) Tausch alkanna
ALLAM Allamanda L. allamanda
ALBL Allamanda blanchetii A. DC. purple allamanda
ALCA7 Allamanda cathartica L. golden trumpet
ALCAG Allamanda cathartica L. var. grandiflora (Aubl.) L.H. Bailey & C.P. Raffill  
ALHE4 Allamanda hendersonii W. Bull ex Tombrain
ALSC4 Allamanda schottii Pohl bush allamanda
ALNE7 Allamanda neriifolia Hook. f.  
ALLAN2 Allantoparmelia (Vain.) Essl. allantoparmelia lichen
ALAL60 Allantoparmelia almquistii (Vain.) Essl. Almquist's allantoparmelia lichen
PAAL24 Parmelia almquistii Vain.  
ALAL61 Allantoparmelia alpicola (Th. Fr.) Essl. allantoparmelia lichen
PAAL25 Parmelia alpicola Th. Fr.  
ALSI7 Allantoparmelia siberica (Zahlbr.) Essl.
PASI7 Parmelia siberica Zahlbr.  
ALLEN Allenrolfea Kuntze allenrolfea
ALOC2 Allenrolfea occidentalis (S. Watson) Kuntze iodinebush
HAOC Halostachys occidentalis S. Watson  
ALLIA Alliaria Heist. ex Fabr. alliaria
ALPE4 Alliaria petiolata (M. Bieb.) Cavara & Grande garlic mustard
ALAL8 Alliaria alliaria (L.) Britton, nom. inval.  
ALOF3 Alliaria officinalis Andrz. ex M. Bieb.  
ERAL14 Erysimum alliaria L.  
SIAL11 Sisymbrium alliaria (L.) Scop.  
ALLIO Allionia L. windmills
ALCH Allionia choisyi Standl. annual windmills
ALIN Allionia incarnata L. trailing windmills
ALINI Allionia incarnata L. var. incarnata trailing windmills
ALCR2 Allionia cristata (Standl.) Standl.  
WECR Wedelia cristata Standl.  
ALINN Allionia incarnata L. var. nudata (Standl.) Munz trailing windmills
ALINV2 Allionia incarnata L. var. villosa (Standl.) B.L. Turner trailing windmills
ALLIU Allium L. onion
ALAA Allium aaseae Ownbey South Idaho onion
ALAB2 Allium abramsii (Ownbey & Aase) McNeal Abrams' allium
ALFIA Allium fimbriatum S. Watson var. abramsii Ownbey & Aase  
ALAC4 Allium acuminatum Hook. tapertip onion
ALACC Allium acuminatum Hook. var. cuspidatum Fernald  
ALAF Allium aflatunense B. Fedtsch.
ALAL4 Allium allegheniense Small Allegheny onion
ALAM Allium ampeloprasum L. broadleaf wild leek
ALAMA2 Allium ampeloprasum L. var. ampeloprasum  
ALAM2 Allium amplectens Hook. narrowleaf onion
ALAT2 Allium attenuifolium Kellogg  
ALMO7 Allium monospermum Jeps.  
ALOC6 Allium occidentale A. Gray  
ALAN Allium anceps Kellogg twinleaf onion
ALAS2 Allium ascalonicum L. wild onion
ALAT Allium atrorubens S. Watson darkred onion
ALATA Allium atrorubens S. Watson var. atrorubens darkred onion
ALATC Allium atrorubens S. Watson var. cristatum (S. Watson) McNeal darkred onion
ALATI2 Allium atrorubens S. Watson ssp. inyoensis (M.E. Jones) Traub  
ALATI3 Allium atrorubens S. Watson var. inyoensis (M.E. Jones) Ownbey & Aase  
ALCR13 Allium cristatum S. Watson  
ALIN4 Allium inyonis M.E. Jones  
ALNEC Allium nevadense S. Watson var. cristatum (S. Watson) Ownbey  
ALAT3 Allium atroviolaceum Boiss. broadleaf wild leek
ALAMA Allium ampeloprasum L. var. atroviolaceum (Boiss.) Regel  
ALBI Allium bigelovii S. Watson Bigelow's onion
ALBI2 Allium bisceptrum S. Watson twincrest onion
ALBIB Allium bisceptrum S. Watson var. bisceptrum twincrest onion
ALBIP Allium bisceptrum S. Watson var. palmeri (S. Watson) Cronquist aspen onion
ALPA8 Allium palmeri S. Watson  
ALBO Allium bolanderi S. Watson Bolander's onion
ALBOB Allium bolanderi S. Watson var. bolanderi Bolander's onion
ALBOM Allium bolanderi S. Watson var. mirabile (L.F. Hend.) McNeal Bolander's onion
ALMI3 Allium mirabile L.F. Hend.  
ALBOS Allium bolanderi S. Watson var. stenanthum (E. Drew) Jeps. Bolander's onion
ALST5 Allium stenanthum E. Drew  
ALBR Allium brandegeei S. Watson Brandegee's onion
ALDI8 Allium diehlii (M.E. Jones) M.E. Jones  
ALMI4 Allium minimum M.E. Jones  
ALTRD Allium tribracteatum Torr. var. diehlii M.E. Jones  
ALBR2 Allium brevistylum S. Watson shortstyle onion
ALBU2 Allium burdickii (Hanes) A.G. Jones narrowleaf wild leek
ALTRB Allium tricoccum Aiton var. burdickii Hanes  
ALBU Allium burlewii Davidson Burlew's onion
ALJO Allium johnstonii M.E. Jones ex Jeps.  
ALCA2 Allium campanulatum S. Watson dusky onion
ALAU2 Allium austinae M.E. Jones  
ALBI4 Allium bidwelliae S. Watson  
ALCAB Allium campanulatum S. Watson var. bidwelliae (S. Watson) Jeps.  
ALCA3 Allium canadense L. meadow garlic
ALCAC Allium canadense L. var. canadense meadow garlic
ALAC3 Allium acetabulum (Raf.) Shinners  
ALCAO Allium canadense L. var. ovoideum Farw.  
ALCAR Allium canadense L. var. robustum Farw.  
ALCO4 Allium continuum Small  
ALCAE Allium canadense L. var. ecristatum (M.E. Jones) Ownbey meadow garlic
ALCAE2 Allium canadense L. ssp. ecristatum (M.E. Jones) Traub & Ownbey  
ALREE Allium reticulatum G. Don var. ecristatum M.E. Jones  
ALCAF Allium canadense L. var. fraseri Ownbey Fraser meadow garlic
ALFR Allium fraseri (Ownbey) Shinners  
ALLAF2 Allium lavandulare Bates ssp. fraseri (Ownbey) Traub & Owenbey  
ALLAF Allium lavandulare Bates var. fraseri (Ownbey) Shinners  
ALCAH Allium canadense L. var. hyacinthoides (Bush) Ownbey & Aase hyacinth meadow garlic
ALCAH2 Allium canadense L. ssp. hyacinthoides (Bush) Traub & Ownbey  
ALHY3 Allium hyacinthoides Bush  
ALCAL Allium canadense L. var. lavandulare (Bates) Ownbey & Aase meadow garlic
ALCAL2 Allium canadense L. ssp. lavandulare (Bates) Traub & Ownbey  
ALLA8 Allium lavandulare Bates  
ALCAM Allium canadense L. var. mobilense (Regel) Ownbey meadow garlic
ALAR4 Allium arenicola Small  
ALCAM2 Allium canadense L. ssp. mobilense (Regel) Traub & Ownbey  
ALMI6 Allium microscordion Small  
ALMO10 Allium mobilense Regel  
ALMU4 Allium mutabile Michx.  
ALZE2 Allium zenobine Cory  
ALCA24 Allium carinatum L. [excluded]
ALCE Allium cepa L. garden onion
ALCEA2 Allium cepa L. var. aggregatum G. Don  
ALCEC Allium cepa L. var. cepa  
ALCEM Allium cepa L. var. multiplicans L.H. Bailey  
ALCEP Allium cepa L. var. proliferum (Moench) Regel  
ALCES Allium cepa L. var. solaninum Alef.  
ALCE2 Allium cernuum Roth nodding onion
ALCEC2 Allium cernuum Roth var. cernuum nodding onion
ALCEN Allium cernuum Roth var. neomexicanum (Rydb.) J.F. Macbr. New Mexican nodding onion
ALNE5 Allium neomexicanum Rydb.  
ALCEO Allium cernuum Roth var. obtusum Cockerell ex J.F. Macbr. nodding onion
ALNA Allium natans Rydb.  
ALRE4 Allium recurvatum Rydb.  
ALCH5 Allium chinense G. Don rakkyo
ALBA4 Allium bakeri Regel  
ALCO2 Allium columbianum (Ownbey & Mingrone) P. Peterson, Annable & Rieseberg Columbian onion
ALDOC Allium douglasii Hook. var. columbianum Ownbey & Mingrone  
ALCO3 Allium constrictum (Ownbey & Mingrone) P. Peterson, Annable & Rieseberg Grand Coulee onion
ALDOC2 Allium douglasii Hook. var. constrictum Ownbey & Mingrone  
ALCO Allium coryi M.E. Jones yellowflower onion
ALCR3 Allium cratericola Eastw. Cascade onion
ALPAB Allium parvum Kellogg var. brucae M.E. Jones  
ALPAJ Allium parvum Kellogg var. jacintense Munz  
ALCR4 Allium crenulatum Wiegand Olympic onion
ALCA12 Allium cascadense M. Peck  
ALVA4 Allium vancouverense Macoun  
ALWA Allium watsonii Howell  
ALCR5 Allium crispum Greene crinkled onion
ALPEC Allium peninsulare Lemmon ex Greene var. crispum (Greene) Jeps.  
ALCU Allium cuthbertii Small striped garlic
ALDE6 Allium denticulatum (Ownbey & Aase) McNeal toothed onion
ALFID Allium fimbriatum S. Watson var. denticulatum Ownbey & Aase  
ALDI10 Allium diabolense (Ownbey & Aase) McNeal serpentine onion
ALFID2 Allium fimbriatum S. Watson var. diabolense Ownbey & Aase  
ALDI2 Allium dichlamydeum Greene coastal onion
ALDI3 Allium dictuon H. St. John Blue Mountain onion
ALDO Allium douglasii Hook. Douglas' onion
ALDR Allium drummondii Regel Drummond's onion
ALHE2 Allium helleri Small  
ALNU2 Allium nuttallii S. Watson  
ALEL Allium elmendorfii M.E. Jones ex Ownbey Elmendorf's onion
ALFA3 Allium falcifolium Hook. & Arn. scytheleaf onion
ALBR8 Allium breweri S. Watson  
ALFI Allium fibrillum M.E. Jones Cuddy Mountain onion
ALCO6 Allium collinum Douglas ex S. Watson  
ALFI2 Allium fimbriatum S. Watson fringed onion
ALFIF Allium fimbriatum S. Watson var. fimbriatum fringed onion
ALFIM Allium fimbriatum S. Watson var. mohavense (Tidestr.) Jeps. Mojave fringed onion
ALFIM3 Allium fimbriatum S. Watson ssp. mohavense (Tidestr.) Traub & Ownbey  
ALMO8 Allium mohavense Tidestr.  
ALFIP2 Allium fimbriatum S. Watson var. purdyi (Eastw.) Ownbey & Aase Purdy's fringed onion
ALFIP4 Allium fimbriatum S. Watson ssp. purdyi (Eastw.) Traub & Ownbey  
ALPU6 Allium purdyi Eastw.  
ALFI4 Allium fistulosum L. welsh onion
ALGE Allium geyeri S. Watson Geyer's onion
ALGEC Allium geyeri S. Watson var. chatterleyi S.L. Welsh Geyer's onion
ALGEG Allium geyeri S. Watson var. geyeri Geyer's onion
ALDI5 Allium dictyotum Greene  
ALGET Allium geyeri S. Watson var. tenerum M.E. Jones bulbil onion
ALAR7 Allium arenicola Osterh., non Small  
ALFI6 Allium fibrosum Rydb., non Regel  
ALGET2 Allium geyeri S. Watson ssp. tenerum (M.E. Jones) Traub & Ownbey  
ALGEG3 Allium geyeri S. Watson var. graniferum L.F. Hend.  
ALRU5 Allium rubrum Osterh.  
ALRY Allium rydbergii J.F. Macbr.  
ALSA5 Allium sabulicola Osterh.  
ALGL Allium glandulosum Link & Otto gland onion
ALRH Allium rhizomatum Wooton & Standl.  
ALGO Allium gooddingii Ownbey Goodding's onion
ALHA Allium haematochiton S. Watson redskin onion
ALMA19 Allium marvinii Davidson  
ALHI Allium hickmanii Eastw. Hickman's onion
ALHO Allium hoffmanii Ownbey beegum onion
ALHO2 Allium howellii Eastw. Howell's onion
ALHOC Allium howellii Eastw. var. clokeyi Ownbey & Aase Clokey's onion
ALHOH Allium howellii Eastw. var. howellii Howell's onion
ALHOS Allium howellii Eastw. var. sanbenitense (Traub) Ownbey & Aase San Benito onion
ALHOS2 Allium howellii Eastw. ssp. sanbenitense (Traub) Traub & Ownbey  
ALSA6 Allium sanbenitense Traub  
ALHY Allium hyalinum Curran glassy onion
ALJE Allium jepsonii (Ownbey & Aase) S. Denison & McNeal Jepson's onion
ALSAJ Allium sanbornii Alph. Wood var. jepsonii Ownbey & Aase  
ALKU Allium kunthii G. Don Kunth's onion
ALSC5 Allium scaposum Benth.  
SCLI10 Schoenoprasum lineare Kunth  
ALLA3 Allium lacunosum S. Watson pitted onion
ALLAD Allium lacunosum S. Watson var. davisiae (M.E. Jones) McNeal & Ownbey pitted onion
ALDA Allium davisiae M.E. Jones  
ALLAK Allium lacunosum S. Watson var. kernense McNeal & Ownbey Kern's pitted onion
ALLAL Allium lacunosum S. Watson var. lacunosum pitted onion
ALLAM2 Allium lacunosum S. Watson var. micranthum Eastw. pitted onion
ALLE3 Allium lemmonii S. Watson Lemmon's onion
ALIN5 Allium incisum A. Nelson & J.F. Macbr.  
ALSC6 Allium scissum A. Nelson & J.F. Macbr.  
ALMA4 Allium macropetalum Rydb. largeflower onion
ALMA5 Allium macrum S. Watson rock onion
ALEQ Allium equicaeleste H. St. John  
ALMA6 Allium madidum S. Watson swamp onion
ALME Allium membranaceum Ownbey papery onion
ALMO15 Allium moly L. [excluded]
ALMO3 Allium monticola Davidson San Bernardino Mountain onion
ALMOK Allium monticola Davidson var. keckii (Munz) Ownbey & Aase  
ALPAK Allium parishii S. Watson var. keckii Munz  
ALMU6 Allium munzii (Ownbey ex Traub) McNeal Munz's onion
ALFIM2 Allium fimbriatum S. Watson var. munzii Ownbey ex Traub  
ALNE3 Allium neapolitanum Cirillo white garlic
ALIN7 Allium inodorum Aiton  
ALNE8 Allium neopolitanum Cirillo, orth. var.  
NOIN3 Nothoscordum inodorum (Aiton) G. Nicholson  
ALNE Allium nevadense S. Watson Nevada onion
ALNE4 Allium nevii S. Watson Nevius' garlic
ALDON Allium douglasii Hook. var. nevii (S. Watson) Ownbey & Mingrone  
ALNI Allium nigrum L. black garlic
ALMU5 Allium multibulbosum Jacq.  
ALOB Allium obtusum Lemmon red Sierra onion
ALOBC Allium obtusum Lemmon var. conspicuum Mortola & McNeal red Sierra onion
ALOBO Allium obtusum Lemmon var. obtusum red Sierra onion
ALAM6 Allium ambiguum M.E. Jones  
ALOD2 Allium odorum L. Chinese chives
ALOL Allium oleraceum L. field garlic
ALOX Allium oxyphilum Wherry lillydale onion
ALPA20 Allium paniculatum L. Mediterranean onion
ALPAP2 Allium paniculatum L. var. paniculatum  
ALPA2 Allium parishii S. Watson Parish's onion
ALPA11 Allium parryi S. Watson Parry's fringed onion
ALFIP3 Allium fimbriatum S. Watson ssp. parryi (S. Watson) Traub & Ownbey  
ALFIP Allium fimbriatum S. Watson var. parryi (S. Watson) Ownbey & Aase  
ALPA3 Allium parvum Kellogg small onion
ALMO9 Allium modocense Jeps.  
ALTRA Allium tribracteatum Torr. var. andersonii S. Watson  
ALPA5 Allium passeyi N.H. Holmgren & A.H. Holmgren Passey's onion
ALPE Allium peninsulare Lemmon ex Greene Mexicali onion
ALPEF Allium peninsulare Lemmon ex Greene var. franciscanum McNeal & Ownbey San Francisco onion
ALPEP2 Allium peninsulare Lemmon ex Greene var. peninsulare penisula onion
ALPE2 Allium perdulce S.V. Fraser plains onion
ALPEP Allium perdulce S.V. Fraser var. perdulce plains onion
ALPES Allium perdulce S.V. Fraser var. sperryi Ownbey Sperry's onion
ALPL2 Allium platycaule S. Watson broadstemmed onion
ALPL3 Allium pleianthum S. Watson manyflower onion
ALPL4 Allium plummerae S. Watson Tanners Canyon onion
ALPO2 Allium porrum L. garden leek
ALAMP Allium ampeloprasum L. var. porrum (L.) J. Gay  
ALPR2 Allium praecox Brandegee early onion
ALPR6 Allium ×proliferum (Moench) Schrad. ex Willd. [cepa × fistulosum] garden onion
ALCEB Allium cepa L. var. bulbiferum Regel  
ALCEV Allium cepa L. var. viviparum (Metz.) Mansf.  
ALPU Allium punctum L.F. Hend. dotted onion
ALMI5 Allium miser Piper  
ALRO Allium robinsonii L.F. Hend. Robinson's onion
ALRU Allium runyonii Ownbey Runyon's onion
ALSA Allium sanbornii Alph. Wood Sanborn's onion
ALSAC Allium sanbornii Alph. Wood var. congdonii Jeps. Congdon's onion
ALIN6 Allium intactum Jeps.  
ALSAI Allium sanbornii Alph. Wood ssp. intactum (Jeps.) Traub  
ALSAS Allium sanbornii Alph. Wood var. sanbornii Sanborn's onion
ALSA2 Allium sativum L. cultivated garlic
ALSC Allium schoenoprasum L. wild chives
ALSCS2 Allium schoenoprasum L. var. schoenoprasum wild chives
ALSCS Allium schoenoprasum L. var. sibiricum (L.) Hartm. wild chives
ALSCS3 Allium schoenoprasum L. ssp. sibiricum (L.) Celak.  
ALSCL Allium schoenoprasum L. var. laurentianum Fernald  
ALSI4 Allium sibiricum L.  
ALSC2 Allium scilloides Douglas ex S. Watson fragile onion
ALFR2 Allium fragile A. Nelson  
ALSC3 Allium scorodoprasum L. sand leek
ALSCR Allium scorodoprasum L. ssp. rotundum (L.) Stearn sand leek
ALRO9 Allium rotundum L.  
ALSE3 Allium serra McNeal & Ownbey jeweled onion
ALSE Allium serratum S. Watson [excluded]
ALSH2 Allium sharsmithiae (Ownbey & Aase) McNeal Sharsmith's onion
ALFIS Allium fimbriatum S. Watson var. sharsmithiae Ownbey & Aase  
ALSH Allium shevockii McNeal Spanish Needle onion
ALSI Allium simillimum L.F. Hend. simil onion
ALSI2 Allium siskiyouense Ownbey Siskiyou onion
ALFAD Allium falcifolium Hook. & Arn. var. demissum Jeps.  
ALSP2 Allium speculae Ownbey & Aase Little River Canyon onion
ALSP4 Allium sphaerocephalon L. roundheaded leek
ALST Allium stellatum Fraser ex Ker Gawl. autumn onion
ALTE Allium textile A. Nelson & J.F. Macbr. textile onion
ALAR6 Allium aridum Rydb.  
ALGET3 Allium geyeri S. Watson var. textile (A. Nelson & J.F. Macbr.) B. Boivin  
ALRE5 Allium reticulatum G. Don  
ALREP Allium reticulatum G. Don var. playanum M.E. Jones  
ALTO Allium tolmiei (Hook.) Baker ex S. Watson Tolmie's onion
ALTOP Allium tolmiei (Hook.) Baker ex S. Watson var. persimile Ownbey sevendevils onion
ALTOP2 Allium tolmiei (Hook.) Baker ex S. Watson var. platyphyllum (Tidestr.) Ownbey Wallowa onion
ALPL6 Allium platyphyllum Tidestr.  
ALTOT Allium tolmiei (Hook.) Baker ex S. Watson var. tolmiei Tolmie's onion
ALCU3 Allium cusickii S. Watson  
ALTR2 Allium tribracteatum Torr. threebract onion
ALTR3 Allium tricoccum Aiton ramp
VATR Validallium tricoccum (Aiton) Small  
ALTR4 Allium triquetrum L. threecorner leek
ALTU3 Allium tuberosum Rottler ex Spreng. Chinese chives
ALTU Allium tuolumnense (Ownbey & Aase) S. Denison & McNeal Rawhide Hill onion
ALSAT Allium sanbornii Alph. Wood var. tuolumnense Ownbey & Aase  
ALUN Allium unifolium Kellogg oneleaf onion
ALUR Allium ursinum L. bear garlic
ALVA Allium validum S. Watson Pacific onion
ALVI3 Allium victorialis L. victory onion
ALVIP2 Allium victorialis L. ssp. platyphyllum Hultén  
ALVI Allium vineale L. wild garlic
ALVIC3 Allium vineale L. ssp. compactum (Thuill.) Coss. & Germ. compact onion
ALVIC4 Allium vineale L. var. compactum (Thuill.) Asch.  
ALVIK2 Allium vineale L. ssp. kochii (Lange) K. Richt. [excluded]
ALVIV Allium vineale L. ssp. vineale wild garlic
ALYO Allium yosemitense Eastw. Yosemite onion
ALLOC2 Allocasuarina L.A.S. Johnson
ALAC8 Allocasuarina acutivalvis (F. Muell.) L.A.S. Johnson
CAAC16 Casuarina acutivalvis F. Muell.  
ALCA22 Allocasuarina campestris (Diels) L.A.S. Johnson
CACA93 Casuarina campestris Diels  
ALCO15 Allocasuarina corniculata (F. Muell.) L.A.S. Johnson
CACO76 Casuarina corniculata F. Muell.  
ALDI12 Allocasuarina distyla (Vent.) L.A.S. Johnson
CADI39 Casuarina distyla Vent.  
ALHU5 Allocasuarina humilis (Otto & A. Dietr.) L.A.S. Johnson
CAHU6 Casuarina humilis Otto & A. Dietr.  
ALLE5 Allocasuarina lehmanniana (Miq.) L.A.S. Johnson
CALE50 Casuarina lehmanniana Miq.  
ALLI5 Allocasuarina littoralis (Salisb.) L.A.S. Johnson black she-oak
CALI25 Casuarina littoralis Salisb.  
ALLU3 Allocasuarina luehmannii (R.T. Baker) L.A.S. Johnson bull-oak
CALU24 Casuarina luehmannii R.T. Baker  
ALNA4 Allocasuarina nana (Sieber ex Spreng.) L.A.S. Johnson stunted she-oak
CANA10 Casuarina nana Sieber ex Spreng.  
ALPA23 Allocasuarina paludosa (Sieber ex Spreng.) L.A.S. Johnson scrub she-oak
CAPA75 Casuarina paludosa Sieber ex Spreng.  
ALPU10 Allocasuarina pusilla (Macklin) L.A.S. Johnson dwarf she-oak
CAPU44 Casuarina pusilla Macklin  
ALTO5 Allocasuarina torulosa (Aiton) L.A.S. Johnson forest-oak
CATO21 Casuarina torulosa Aiton  
ALVE7 Allocasuarina verticillata (Lam.) L.A.S. Johnson drooping she-oak
CAST53 Casuarina stricta Aiton  
ALLOC Allocetraria Kurok. & Lai
ALOA Allocetraria oaksiana (Tuck.) Randlane & A. Thell
CEOA Cetraria oakesiana Tuck.  
TUOA Tuckermannopsis oakesiana (Tuck.) Hale  
ALLOL Allolepis Söderst. & Decker Texas salt
ALTE3 Allolepis texana (Vasey) Söderst. & Decker Texas salt
DITE8 Distichlis texana (Vasey) Scribn.  
ALLOP2 Allophyllum (Nutt.) A.D. Grant & V.E. Grant false gilyflower
ALDI4 Allophyllum divaricatum (Nutt.) A.D. Grant & V.E. Grant purple false gilyflower
GIGIV Gilia gilioides (Benth.) Greene ssp. volcanica (Brand) H. Mason & A.D. Grant  
ALGI Allophyllum gilioides (Benth.) A.D. Grant & V.E. Grant dense false gilyflower
ALGIG Allophyllum gilioides (Benth.) A.D. Grant & V.E. Grant ssp. gilioides dense false gilyflower
GIGI2 Gilia gilioides (Benth.) Greene  
ALGIV Allophyllum gilioides (Benth.) A.D. Grant & V.E. Grant ssp. violaceum (A. Heller) Day dense false gilyflower
ALVI4 Allophyllum violaceum (A. Heller) A.D. Grant & V.E. Grant  
GIGIV2 Gilia gilioides (Benth.) Greene var. violacea (A. Heller) Cronquist  
GIVI Gilia violacea A. Heller  
ALGL3 Allophyllum glutinosum (Benth.) A.D. Grant & V.E. Grant sticky false gilyflower
GIGIG Gilia gilioides (Benth.) Greene ssp. glutinosa (Benth.) H. Mason & A.D. Grant  
ALIN3 Allophyllum integrifolium (Brand) A.D. Grant & V.E. Grant white false gilyflower
ALLOP Allophylus L. allophylus
ALCR9 Allophylus crassinervis Radlk. palo blanco
ALHO6 Allophylus holophyllus Radlk.
ALRA Allophylus racemosus Sw. palo de caja
ALOC3 Allophylus occidentalis (Sw.) Radlk.  
SCOC6 Schmidelia occidentalis Sw.  
ALTE13 Allophylus ternatus (J.R. Forst. & G. Forst.) Radlk.
ALTI3 Allophylus timoriensis (DC.) Blume Timor allophylus
ALTI2 Allophylus timorensis (DC.) Blume, orth. var.  
ALLOS Allosidastrum (Hochr.) Krapov., Fryxell & D.M. Bates mock fanpetals
ALPY Allosidastrum pyramidatum (Cav.) Krapov., Fryxell & D.M. Bates mock fanpetals
SIPY Sida pyramidata Cav.  
ALLOT2 Alloteropsis J. Presl summergrass
ALCI3 Alloteropsis cimicina (L.) Stapf summergrass
COCI Coridochloa cimicina (L.) Nees ex Chase  
ALLOT Allotropa Torr. & A. Gray sugarstick
ALVI2 Allotropa virgata Torr. & A. Gray ex A. Gray sugarstick
ALLOW Allowissadula D.M. Bates false Indianmallow
ALHO4 Allowissadula holosericea (Scheele) D.M. Bates Chisos Mountain false Indianmallow
ABMA7 Abutilon marshii Standl.  
WIHO2 Wissadula holosericea (Scheele) Garcke  
ALLO2 Allowissadula lozanii (Rose) D.M. Bates Lozano's false Indianmallow
PSLO5 Pseudabutilon lozanii (Rose) R.E. Fries  
ALMUT2 Almutaster Á. Löve & D. Löve alkali marsh aster
ALPA14 Almutaster pauciflorus (Nutt.) Á. Löve & D. Löve alkali marsh aster
ASHY6 Aster hydrophilus Greene ex Wooton & Standl.  
ASPA8 Aster pauciflorus Nutt.  
ALNUS Alnus Mill. alder
ALCO13 Alnus cordata (Loisel.) Duby Italian alder
ALFA4 Alnus ×fallacina Callier [incana × serrulata] alder
ALGL2 Alnus glutinosa (L.) Gaertn. European alder
ALAL7 Alnus alnus (L.) Britton, nom. inval.  
ALIN2 Alnus incana (L.) Moench gray alder
ALINI2 Alnus incana (L.) Moench ssp. incana (L.) Moench [excluded] gray alder
ALINR Alnus incana (L.) Moench ssp. rugosa (Du Roi) R.T. Clausen speckled alder
ALINA Alnus incana (L.) Moench var. americana Regel  
ALRU3 Alnus rugosa (Du Roi) Spreng.  
ALRUA Alnus rugosa (Du Roi) Spreng. var. americana (Regel) Fernald  
ALINT Alnus incana (L.) Moench ssp. tenuifolia (Nutt.) Breitung thinleaf alder
ALINO Alnus incana (L.) Moench var. occidentalis (Dippel) C.L. Hitchc.  
ALINV Alnus incana (L.) Moench var. virescens S. Watson  
ALPU5 Alnus ×purpusii Callier  
ALTE2 Alnus tenuifolia Nutt.  
ALJA8 Alnus japonica (Thunb.) Steud. Japanese alder
ALMA7 Alnus maritima (Marshall) Muhl. ex Nutt. seaside alder
ALMAM3 Alnus maritima (Marshall) Muhl. ex Nutt. ssp. metoporina (Furlow) A.E. Murray  
ALMAM4 Alnus maritima (Marshall) Muhl. ex Nutt. var. metoporina (Furlow) A.E. Murray  
ALME2 Alnus metoporina Furlow  
BEMA Betula-Alnus maritima Marshall  
ALNE2 Alnus nepalensis D. Don Nepal alder
ALOB2 Alnus oblongifolia Torr. Arizona alder
ALPE10 Alnus pendula Matsum.
ALRH2 Alnus rhombifolia Nutt. white alder
ALRHB Alnus rhombifolia Nutt. var. bernardina Munz & I.M. Johnst.  
ALRU2 Alnus rubra Bong. red alder
ALOR Alnus oregona Nutt.  
ALORP Alnus oregona Nutt. var. pinnatisecta Starker  
ALSE2 Alnus serrulata (Aiton) Willd. hazel alder
ALINS Alnus incana (L.) Moench var. serrulata (Aiton) B. Boivin  
ALNO Alnus noveboracensis Britton  
ALSES Alnus serrulata (Aiton) Willd. var. subelliptica Fernald  
ALTR12 Alnus trabeculosa Hand.-Mazz.
ALVI5 Alnus viridis (Chaix) DC. green alder
ALVIC Alnus viridis (Chaix) DC. ssp. crispa (Aiton) Turrill mountain alder
ALCR6 Alnus crispa (Aiton) Pursh  
ALCRE Alnus crispa (Aiton) Pursh var. elongata Raup  
ALCRM Alnus crispa (Aiton) Pursh var. mollis (Fernald) Fernald  
ALHU3 Alnus ×hultenii Murai p.p.  
ALVIC2 Alnus viridis (Chaix) DC. var. crispa (Aiton) House  
DUVI3 Duschekia viridis (Chaix) Opiz p.p.  
ALVIF Alnus viridis (Chaix) DC. ssp. fruticosa (Rupr.) Nyman Siberian alder
ALVIS Alnus viridis (Chaix) DC. ssp. sinuata (Regel) Á. Löve & D. Löve Sitka alder
ALAL9 Alnus alnobetula (Ehrh.) K. Koch p.p.  
ALCRL Alnus crispa (Aiton) Pursh ssp. laciniata Hultén  
ALCRS Alnus crispa (Aiton) Pursh ssp. sinuata (Regel) Hultén  
ALSI3 Alnus sinuata (Regel) Rydb.  
ALVIS2 Alnus viridis (Chaix) DC. var. sinuata Regel  
DUSI Duschekia sinuata (Regel) Pouzar  
ALOCA Alocasia (Schott) G. Don taro
ALBR14 Alocasia brisbanensis (F.M. Bailey) Domin cunjevoi
ALCU5 Alocasia cucullata (Lour.) G. Don chinese taro
ALMA11 Alocasia macrorrhizos (L.) G. Don giant taro
ALAL11 Alocasia alba Schott  
ALCR14 Alocasia crassifolia Engl.  
ALIN10 Alocasia indica (Lour.) Spach  
ALMA17 Alocasia macrorrhiza (L.) Schott, orth. var.  
ARIN21 Arum indicum Lour.  
COIN13 Colocasia indica (Lour.) Kunth  
ALMAR Alocasia macrorrhizos (L.) G. Don var. rubra (Hassk.) Furtado
ALOD3 Alocasia odora (Lodd.) G. Don Asian taro
ALPL5 Alocasia plumbea K. Koch ex Van Houtte metallic taro
ALOE Aloe L. aloe
ALAR8 Aloe arborescens Mill. candelabra aloe
ALFE2 Aloe ferox Mill. Cape aloe
ALGR8 Aloe graminicola Reynolds
ALPE9 Aloe perryi Baker Perry's aloe
ALSC12 Aloe ×schoenlandi Baker [saporaria × striata] aloe
ALSE10 Aloe secundiflora Engl.
ALSU8 Aloe succotrina All. Fynbos aloe
ALVE2 Aloe vera (L.) Burm. f. Barbados aloe
ALBA Aloe barbadensis Mill.  
ALPEV Aloe perfoliata L. var. vera L.  
ALVU3 Aloe vulgaris Lam.  
ALOIN2 Aloina Kindb. aloina moss
ALAL12 Aloina aloides (Koch ex Schultz) Kindb. aloina moss
ALALA Aloina aloides (Koch ex Schultz) Kindb. var. ambigua (Bruch & Schimp.) Craig ambiguous aloina moss
ALBI7 Aloina bifrons (De Not.) Delg. aloina moss
ALPI Aloina pilifera (De Not.) H.A. Crum & Steere  
ALRIP Aloina rigida (Hedw.) Limpr. var. pilifera (De Not.) Limpr.  
ALBR70 Aloina brevirostris (Hook. & Grev.) Kindb. aloina moss
ALHA5 Aloina hamulus (Müll. Hal.) Broth. aloina moss
ALRI2 Aloina rigida (Hedw.) Limpr. rigid aloina moss
ALOPE Alopecurus L. foxtail
ALAE Alopecurus aequalis Sobol. shortawn foxtail
ALAEA Alopecurus aequalis Sobol. var. aequalis shortawn foxtail
ALAEN Alopecurus aequalis Sobol. var. natans (Wahlenb.) Fernald  
ALAR5 Alopecurus aristulatus Michx.  
ALGEA Alopecurus geniculatus L. var. aristulatus (Michx.) Torr.  
ALAES Alopecurus aequalis Sobol. var. sonomensis P. Rubtzov Sonoma shortawn foxtail
ALAR Alopecurus arundinaceus Poir. creeping meadow foxtail
ALVE Alopecurus ventricosus Pers., non (Gouan) Huds.  
ALBR12 Alopecurus brachystachus M. Bieb. foxtail
ALBU3 Alopecurus bulbosus Gouan
ALCA4 Alopecurus carolinianus Walter Carolina foxtail
ALMA15 Alopecurus macounii Vasey  
ALRA4 Alopecurus ramosus Poir.  
ALCR7 Alopecurus creticus Trin. Cretan meadow foxtail
ALDA3 Alopecurus dasyanthus Trautv.
ALGE2 Alopecurus geniculatus L. water foxtail
ALGEG4 Alopecurus geniculatus L. var. geniculatus water foxtail
ALPA9 Alopecurus pallescens Piper  
ALHA7 Alopecurus ×haussknechtianus Asch. & Graebn. [aequalis × geniculatus] foxtail
ALMA8 Alopecurus magellanicus Lam. Alpine Meadow-Foxtail
ALAL2 Alopecurus alpinus Sm.  
ALALG Alopecurus alpinus Sm. ssp. glaucus (Less.) Hultén  
ALALS Alopecurus alpinus Sm. ssp. stejnegeri (Vasey) Hultén  
ALALB Alopecurus alpinus Sm. var. borealis (Trin.) Griseb.  
ALALG2 Alopecurus alpinus Sm. var. glaucus (Less.) Krylov  
ALALO Alopecurus alpinus Sm. var. occidentalis (Scribn. & Tweedy) B. Boivin  
ALALS2 Alopecurus alpinus Sm. var. stejnegeri (Vasey) Hultén  
ALBO6 Alopecurus borealis Trin.  
ALGL8 Alopecurus glaucus Less.  
ALOC7 Alopecurus occidentalis Scribn. & Tweedy  
ALMY Alopecurus myosuroides Huds. slender meadow foxtail
ALAG Alopecurus agrestis L.  
ALPR3 Alopecurus pratensis L. meadow foxtail
ALRE3 Alopecurus rendlei Eig Rendle's meadow foxtail
ALSA3 Alopecurus saccatus Vasey Pacific foxtail
ALHO3 Alopecurus howellii Vasey  
ALUT2 Alopecurus utriculatus Banks & Sol.
ALVA6 Alopecurus vaginatus (Willd.) Pall. ex Kunth
ALOPH Alophia Herb. alophia
ALDR2 Alophia drummondii (Graham) R.C. Foster propeller flower
CYDR Cypella drummondii Graham  
EUPU6 Eustylis purpurea (Herb.) Engelm. & A. Gray  
HEDR5 Herbertia drummondii (Graham) Small  
NEPU5 Nemastylis purpurea Herb.  
TIPU3 Tigridia purpurea (Herb.) Shinners  
ALOYS Aloysia Juss. beebrush
ALGR2 Aloysia gratissima (Gillies & Hook.) Troncoso whitebrush
ALGRG Aloysia gratissima (Gillies & Hook.) Troncoso var. gratissima whitebrush
ALLI4 Aloysia ligustrina auct.  
ALLY2 Aloysia lycioides Cham.  
LILI9 Lippia ligustrina auct.  
LILY Lippia lycioides (Cham.) Steud.  
ALGRS Aloysia gratissima (Gillies & Hook.) Troncoso var. schulziae (Standl.) L.D. Benson whitebrush
ALLYS Aloysia lycioides Cham. var. schulziae (Standl.) Moldenke  
ALMA9 Aloysia macrostachya (Torr.) Moldenke Rio Grande beebrush
ALTR6 Aloysia triphylla (L'Hér.) Britton lemon beebrush
ALCI Aloysia citriodora Paláu, orth. var.  
ALCI4 Aloysia citrodora Paláu  
LICI2 Lippia citriodora Kunth, orth. var.  
LICI3 Lippia citrodora Kunth  
LITR7 Lippia triphylla (L'Hér.) Kuntze  
ALWR Aloysia wrightii (A. Gray) A. Heller Wright's beebrush
LIWR2 Lippia wrightii A. Gray  
ALPHI Alphitonia Reissek ex Endl. alphitonia
ALCA21 Alphitonia carolinensis Hosok. Caroline alphitonia
ALPO3 Alphitonia ponderosa Hillebr. Hawai'i kauilatree
ALPOA Alphitonia ponderosa Hillebr. var. auwahiensis H. St. John  
ALPOC Alphitonia ponderosa Hillebr. var. costata H. St. John  
ALPOG Alphitonia ponderosa Hillebr. var. grandifolia H. St. John  
ALPOK Alphitonia ponderosa Hillebr. var. kauila H. St. John  
ALPOL Alphitonia ponderosa Hillebr. var. lanaiensis H. St. John  
ALPIN Alpinia Roxb. alpinia
ALCA6 Alpinia carolinensis Koidz. Caroline alpinia
ALGA2 Alpinia galanga (L.) Sw. greater galangal
LAGA5 Languas galanga (L.) Stuntz  
ALMU2 Alpinia mutica Roxb. small shell ginger
ALOF4 Alpinia officinarum Hance lesser galangal
LAOF Languas officinarum (Hance) Farw.  
ALPU11 Alpinia pubiflora (Benth.) K. Schum. hairyflower alpinia
ALPU4 Alpinia purpurata (Vieill.) K. Schum. red ginger
ALZE Alpinia zerumbet (Pers.) B.L. Burtt & R.M. Sm. shellplant
ALNU3 Alpinia nutans (L.) Roscoe  
ALSP Alpinia speciosa (Wendl.) K. Schum.  
CASP15 Catimbium speciosum (Wendl.) Holttum  
LASP7 Languas speciosa (Wendl.) Merr.  
ALSIA Alsia Sull. alsia moss
ALCA19 Alsia californica (Hook. & Arn.) Sull. California alsia moss
ALCAF3 Alsia californica (Hook. & Arn.) Sull. var. flagellifera (Renauld & Cardot) Sull.  
ALSIN Alsinidendron H. Mann alsinidendron
ALLY3 Alsinidendron lychnoides (Hillebr.) Sherff kuawawaenohu
SCLY Schiedea lychnoides Hillebr.  
ALOB4 Alsinidendron obovatum Sherff Waianae Range alsinidendron
ALOBP Alsinidendron obovatum Sherff var. parvifolium O. Deg. & Sherff  
SCOB6 Schiedea obovata (Sherff) W.L. Wagner & Weller  
ALTR5 Alsinidendron trinerve H. Mann mountain alsinidendron
SCTR9 Schiedea trinervis (H. Mann) Pax & K. Hoffm.  
ALVI6 Alsinidendron viscosum (H. Mann) Sherff climbing alsinidendron
SCVI2 Schiedea viscosa H. Mann  
SCVIL Schiedea viscosa H. Mann var. laevis (Sherff) H. St. John  
ALSOP Alsophila R. Br. alsophila
ALAM5 Alsophila amintae Conant forest alsophila
ALDR3 Alsophila dryopteroides (Maxon) R. Tryon  
CYDR2 Cyathea dryopteroides Maxon  
ALBR3 Alsophila brooksii (Maxon) R. Tryon Brooks' alsophila
CYBR7 Cyathea brooksii Maxon  
ALBR4 Alsophila bryophila R. Tryon helecho gigante de la sierra
CYBR10 Cyathea bryophila (R. Tryon) Proctor  
CYPU14 Cyathea pubescens sensu Maxon, non Mett. ex Kuhn  
ALPO7 Alsophila portoricensis (Spreng. ex Kuhn) Conant Puerto Rico alsophila
CYPO6 Cyathea portoricensis Spreng. ex Kuhn  
NEPO2 Nephelea portoricensis (Spreng. ex Kuhn) R. Tryon  
ALSTO Alstonia R. Br. alstonia
ALMA16 Alstonia macrophylla Wall. ex G. Don deviltree
ALSTR Alstroemeria L. lily of the Incas
ALAU6 Alstroemeria aurea Graham Peruvian-lily
ALAU5 Alstroemeria aurantiaca D. Don  
ALHA2 Alstroemeria haemantha Ruiz & Pav. purple-spot parrot-lily
ALPS Alstroemeria psittacina Lehm., nom. inq. lily of the Incas
ALPU2 Alstroemeria pulchella L. f. parrot-lily
ALTER2 Alternanthera Forssk. joyweed
ALBE Alternanthera bettzichiana (Regel) Voss calicoplant
ACBE3 Achyranthes bettzichiana (Regel) Standl.  
ACFIB Achyranthes ficoidea (L.) Lam. ssp. bettzichiana (Regel) Baker  
ALAM11 Alternanthera amoena (Lemaire) Voss  
ALTEV Alternanthera tenella Colla var. versicolor (Lem.) Veldkamp  
ALBR5 Alternanthera brasiliana (L.) Kuntze Brazilian joyweed
ACBR2 Achyranthes brasiliana (L.) Standl.  
ALDE2 Alternanthera dentata (Moench) Stuchlik ex R.E. Fries  
ALJA Alternanthera jacquinii (Schrad.) Griseb. ex Kuntze  
GOBR3 Gomphrena brasiliana L.  
ALCA5 Alternanthera caracasana Kunth washerwoman
ACPE3 Achyranthes peploides (Humb. & Bonpl. ex Schult.) Britton & P. Wilson  
ALPE6 Alternanthera peploides (Humb. & Bonpl. ex Schult.) Urb.  
ALCR8 Alternanthera crucis (Moq.) Boldingh West Indian joyweed
ACPO5 Achyranthes portoricensis (Kuntze) Standl.  
ALDO2 Alternanthera dolichocephala (Urb.) Urb.  
ALPO5 Alternanthera portoricensis Kuntze  
ALEC2 Alternanthera echinocephala (Hook. f.) Christoph. [excluded]
ALME7 Alternanthera menziesii H. St. John  
ALFI8 Alternanthera ficoidea (L.) P. Beauv. sanguinaria
ACFI2 Achyranthes ficoidea auct. non (L.) Lam.  
ALTE4 Alternanthera tenella Colla  
ALFL Alternanthera flavescens Kunth yellow joyweed
ACRA2 Achyranthes ramosissima auct. non (Mart.) Standl.  
ALFL4 Alternanthera floridana (Chapm.) Small  
ALRA3 Alternanthera ramosissima auct. non (Mart.) Chod.  
ALFL5 Alternanthera flavogrisea Urb. hairy joyweed
ALTEF Alternanthera tenella Colla ssp. flavogrisea (Urb.) Mears & Veldkamp  
ALHA3 Alternanthera hassleriana Chodat ex Chodat & Hassler Hassler's alternanthera
ALHA4 Alternanthera hasslerana Chodat ex Chodat & Hassler, orth. var.  
ALMA10 Alternanthera maritima (Mart.) A. St.-Hil. seaside joyweed
ACMA6 Achyranthes maritima (Mart.) Standl.  
ALPA17 Alternanthera paronychioides A. St.-Hil. smooth joyweed
ALPAA2 Alternanthera paronychioides A. St.-Hil. var. amazonica Huber smooth joyweed
ALPAP Alternanthera paronychioides A. St.-Hil. var. paronychioides smooth joyweed
ACPA4 Achyranthes paronychioides auct. non (L.) Lam.  
ALPO6 Alternanthera polygonoides auct. non (L.) R. Br. ex Sweet  
ALPH Alternanthera philoxeroides (Mart.) Griseb. alligatorweed
ACPH Achyranthes philoxeroides (Mart.) Standl.  
ALPU3 Alternanthera pungens Kunth khakiweed
ACLE5 Achyranthes leiantha (Seub.) Standl.  
ACRE5 Achyranthes repens L.  
ALAC6 Alternanthera achyrantha (L.) R. Br. ex Sweet  
ALRE2 Alternanthera repens (L.) Link, non J.F. Gmel.  
ALSE4 Alternanthera sessilis (L.) R. Br. ex DC. sessile joyweed
ACSE4 Achyranthes sessilis (L.) Desf. ex Steud.  
ALGL11 Alternanthera glabra Moq.  
GOSE2 Gomphrena sessilis L.  
ALTR15 Alternanthera trigyna L. [excluded]
ALTHA Althaea L. marshmallow
ALCA25 Althaea cannabina L. palm-leaf marshmallow
ALHI2 Althaea hirsuta L. hairy marshmallow
ALOF2 Althaea officinalis L. common marshmallow
ALVAR Alvaradoa Liebm. alvaradoa
ALAM3 Alvaradoa amorphoides Liebm. Mexican alvaradoa
ALAMP2 Alvaradoa amorphoides Liebm. ssp. psilophyllis (Urb.) Cronquist Mexican alvaradoa
ALYSI Alysicarpus Neck. ex Desv. moneywort
ALBU4 Alysicarpus bupleurifolius (L.) DC. bupleurum-leaved alysicarpus
ALGL15 Alysicarpus glumaceus (Vahl) DC.
ALOV Alysicarpus ovalifolius (Schumach.) J. Léonard alyce clover
ALRU4 Alysicarpus rugosus (Willd.) DC. red moneywort
ALVA2 Alysicarpus vaginalis (L.) DC. white moneywort
ALYSS2 Alyssoides Mill.
ALUT3 Alyssoides utriculata (L.) Medik.
ALGR7 Alyssum graecum (Reut. ex Boiss.) Kuntze  
ALYSS Alyssum L. madwort
ALAL13 Alyssum alpestre L.
ALAL3 Alyssum alyssoides (L.) L. pale madwort
ALCA11 Alyssum calycinum L.  
CLAL10 Clypeola alyssoides L.  
ALAR9 Alyssum argenteum All.
ALBO7 Alyssum bornmuelleri Hausskn. ex Degen
ALBO8 Alyssum borzaeanum Nyar.
ALCO14 Alyssum condensatum Boiss. & Hausskn.
ALCO16 Alyssum corsicum Duby yellowtuft
ALDE Alyssum desertorum Stapf desert madwort
ALDED Alyssum desertorum Stapf var. desertorum desert madwort
ALTU2 Alyssum turkestanicum auct. non Regel & Schmalh.  
ALDEH Alyssum desertorum Stapf var. himalayensis Dudley desert madwort
ALDI11 Alyssum diffusum Ten.
ALER Alyssum erosulum Gennari & Pestal. ex Clementi
ALSU7 Alyssum suffrutescens Boiss.  
ALID2 Alyssum idaeum Boiss. & Heldr.
ALLE6 Alyssum lenense Adams
ALAL14 Alyssum altaicum C.A. Mey.  
ALMA18 Alyssum markgrafii O.E. Schulz
ALMU Alyssum murale Waldst. & Kit. yellowtuft
ALOB5 Alyssum obovatum (C.A. Mey.) Turcz. American madwort
ALAM4 Alyssum americanum Greene  
ALSE8 Alyssum serpyllifolium Desf.
ALSI8 Alyssum simplex Rudolphi alyssum
ALMI2 Alyssum minus (L.) Rothm., nom. illeg.  
ALMIM Alyssum minus (L.) Rothm. var. micranthum (C.A. Mey.) Dudley  
ALPA7 Alyssum parviflorum Fisch. ex M. Bieb.  
ALPAM Alyssum parviflorum Fisch. ex M. Bieb. var. micranthum (C.A. Mey.) Dorn  
CLMI5 Clypeola minus L. p.p.  
ALST2 Alyssum strigosum Banks & Sol. alyssum
ALMIS Alyssum minus (L.) Rothm. var. strigosum (Banks & Sol.) Zohary  
ALSZ2 Alyssum szovitsianum Fisch. & C.A. Mey. Szowits' madwort
ALTO4 Alyssum tortuosum Waldst. & Kit. ex Willd.
ALYXI Alyxia Banks ex R. Br. alyxia
ALBR13 Alyxia bracteolosa W. Rich ex A. Gray bracteolate alyxia
ALST11 Alyxia stellata (J.R. Forst. & G. Forst.) Roem. & Schult. Maile
ALOL2 Alyxia oliviformis Gaudich.  
ALOLL Alyxia oliviformis Gaudich. var. lanceolata Hillebr.  
ALOLM Alyxia oliviformis Gaudich. var. myrtillifolia A. Gray ex Hillebr.  
ALOLO Alyxia oliviformis Gaudich. var. ovata Hillebr.  
ALTO6 Alyxia torresiana Gaudich.
AMAND Amandinea Scheid. & H. Mayrh.
AMCO17 Amandinea coniops (Wahlenb.) Scheid. & H. Mayrh.
BUCO3 Buellia coniops (Wahlenb.) Th. Fr.  
AMDA Amandinea dakotensis (H. Magn.) P. May & Sheard
RIDA Rinodina dakotensis H. Magn.  
RIFI Rinodina finkii H. Magn.  
RIIN5 Rinodina inaequalis H. Magn.  
RIPE4 Rinodina pennsylvanica H. Magn.  
RIPY2 Rinodina pyriniformis H. Magn.  
RISU5 Rinodina subplumbea H. Magn.  
AMLE3 Amandinea leucomela (Imshaug) P. May & Sheard
BULE4 Buellia leucomela Imshaug  
AMMI7 Amandinea milliaria (Tuck.) P. May & Sheard
RIMI2 Rinodina milliaria Tuck.  
AMPO8 Amandinea polyspora (Willey) E. Lay & P. May
BUPO2 Buellia polyspora (Willey) Vain.  
BUPUP Buellia punctata (Hoffm.) A. Massal. var. polyspora (Willey) Fink  
AMPU9 Amandinea punctata (Hoffm.) Coppins & Scheid.
BUMY Buellia myriocarpa (DC.) De Not.  
BUPU6 Buellia pullata Tuck.  
BUPU3 Buellia punctata (Hoffm.) A. Massal.  
AMARA Amaranthus L. pigweed
AMAC Amaranthus acanthochiton Sauer greenstripe
ACWR6 Acanthochiton wrightii Torr.  
AMAC6 Amaranthus acutilobus Uline & Bray [excluded]
EUEM2 Euxolus emarginatus A. Braun & Bouché  
AMAL Amaranthus albus L. prostrate pigweed
AMALP3 Amaranthus albus L. var. pubescens (Uline & Bray) Fernald  
AMGRP Amaranthus graecizans L. var. pubescens Uline & Bray  
AMPU Amaranthus pubescens (Uline & Bray) Rydb.  
AMAR Amaranthus arenicola I.M. Johnst. sandhill amaranth
AMAU Amaranthus australis (A. Gray) Sauer southern amaranth
ACAL3 Acnida alabamensis Standl.  
ACAU4 Acnida australis A. Gray  
ACCU3 Acnida cuspidata Bertero ex Spreng.  
AMBI Amaranthus bigelovii Uline & Bray Bigelow's amaranth
AMBL Amaranthus blitoides S. Watson mat amaranth
AMGR Amaranthus graecizans auct. non L.  
AMBL2 Amaranthus blitum L. purple amaranth
AMBLB Amaranthus blitum L. var. blitum purple amaranth
AMAS Amaranthus ascendens Loisel.  
AMVI6 Amaranthus viridis auct. non L.  
AMBLE2 Amaranthus blitum L. var. emarginatus (Salzm. ex Uline & W.L. Bray) Lambinon purple amaranth
AMBLE Amaranthus blitum L. ssp. emarginatus (Moq. ex Uline & Bray) Carretero, Garmendia & Pedrol  
AMLI Amaranthus lividus auct. non L.  
AMBLP Amaranthus blitum L. var. pseudogracilis (Thell.) Costea purple amaranth
AMLIP2 Amaranthus lividus L. ssp. polygonoides (Moq.) Probst  
AMLIP Amaranthus lividus L. var. polygonoides (Moq.) Thell.  
AMBR5 Amaranthus brownii Christoph. & Caum Brown's amaranth
AMCA Amaranthus californicus (Moq.) S. Watson California amaranth
AMAL4 Amaranthus albomarginatus Uline & Bray  
AMMI5 Amaranthus microphyllus Shinners  
AMCA2 Amaranthus cannabinus (L.) Sauer tidalmarsh amaranth
ACCA11 Acnida cannabina L.  
AMCA3 Amaranthus caudatus L. foxtail amaranth
AMED Amaranthus edulis Speg.  
AMCH8 Amaranthus chihuahuensis S. Watson [excluded]
AMCR Amaranthus crassipes Schltdl. spreading amaranth
AMCRC Amaranthus crassipes Schltdl. var. crassipes spreading amaranth
AMCRW Amaranthus crassipes Schltdl. var. warnockii Henrickson spreading amaranth
AMCR2 Amaranthus crispus (Lesp. & Thev.) N. Terracc. crispleaf amaranth
AMCR4 Amaranthus cruentus L. red amaranth
AMHYC Amaranthus hybridus L. ssp. cruentus (L.) Thell.  
AMHYC2 Amaranthus hybridus L. var. cruentus (L.) Moq.  
AMPA10 Amaranthus paniculatus L.  
AMDE Amaranthus deflexus L. largefruit amaranth
AMDU Amaranthus dubius Mart. ex Thell. spleen amaranth
AMFI Amaranthus fimbriatus (Torr.) Benth. ex S. Watson fringed amaranth
AMFIF Amaranthus fimbriatus (Torr.) Benth. ex S. Watson var. fimbriatus  
AMFL3 Amaranthus floridanus (S. Watson) Sauer Florida amaranth
ACFL2 Acnida floridana S. Watson  
AMGR13 Amaranthus graecizans L. Mediterranean amaranth
AMGRS Amaranthus graecizans L. ssp. sylvestris (Vill.) Brenan Mediterranean amaranth
AMGR2 Amaranthus greggii S. Watson Gregg's amaranth
AMAN Amaranthus annectens S.F. Blake  
AMMY Amaranthus myrianthus Standl.  
AMHY Amaranthus hybridus L. slim amaranth
AMCH7 Amaranthus chlorostachys Willd.  
AMIN6 Amaranthus incurvatus Tim. ex Gren. & Godr.  
AMPA11 Amaranthus patulus Bertol.  
AMHY4 Amaranthus hybridus × hypochondriacus [unnamed hybrid] Plainsman amaranth
AMHY2 Amaranthus hypochondriacus L. Prince-of-Wales feather
AMHYH Amaranthus hybridus L. ssp. hypochondriacus (L.) Thell.  
AMLE2 Amaranthus leucocarpus S. Watson  
AMIN8 Amaranthus interruptus R. Br.
AMLI2 Amaranthus lineatus R. Br. Australian amaranth
AMMA6 Amaranthus macrocarpus Benth. dwarf amaranth
AMMU3 Amaranthus muricatus (Gillies ex Moq.) Gillies ex Hieron. African amaranth
AMOB Amaranthus obcordatus (A. Gray) Standl. Trans-Pecos amaranth
AMPA Amaranthus palmeri S. Watson carelessweed
AMPO Amaranthus polygonoides L. tropical amaranth
AMBE Amaranthus berlandieri (Moq.) Uline & Bray  
AMPOB Amaranthus polygonoides L. ssp. berlandieri (Moq.) Thell.  
AMPO2 Amaranthus powellii S. Watson Powell's amaranth
AMPOB2 Amaranthus powellii S. Watson ssp. bouchonii (Thell.) Costea & Carretero Powell's amaranth
AMBO Amaranthus bouchonii Thell.  
AMPOP Amaranthus powellii S. Watson ssp. powellii Powell's amaranth
AMBR4 Amaranthus bracteosus Uline & Bray  
AMREP Amaranthus retroflexus L. var. powellii (S. Watson) B. Boivin  
AMVI4 Amaranthus viscidulus Greene  
AMPR Amaranthus pringlei S. Watson Pringle's amaranth
AMPU2 Amaranthus pumilus Raf. seaside amaranth
AMRE Amaranthus retroflexus L. redroot amaranth
AMRES Amaranthus retroflexus L. var. salicifolius I.M. Johnst.  
AMSC Amaranthus scleropoides Uline & Bray bonebract amaranth
AMSP Amaranthus spinosus L. spiny amaranth
AMTA Amaranthus tamaulipensis Henrickson Tamaulipas amaranth
AMTE9 Amaranthus ×texensis Henrickson [scleropoides × crassipes] pigweed
AMTH2 Amaranthus thunbergii Moq. Thunberg's amaranthus
AMTO6 Amaranthus torreyi (A. Gray) Benth. ex S. Watson Torrey's amaranthus
AMTR2 Amaranthus tricolor L. Joseph's-coat
AMGA Amaranthus gangeticus L.  
AMTU Amaranthus tuberculatus (Moq.) Sauer roughfruit amaranth
ACAL5 Acnida altissima (Riddell) Moq. ex Standl.  
ACALP Acnida altissima (Riddell) Moq. ex Standl. var. prostrata (Uline & Bray) Fernald  
ACALS Acnida altissima (Riddell) Moq. ex Standl. var. subnuda (S. Watson) Fernald  
ACCO8 Acnida concatenata (Moq.) Small  
ACSU Acnida subnuda (S. Watson) Standl.  
ACTA Acnida tamariscina auct. non (Nutt.) Alph. Wood  
ACTAP Acnida tamariscina (Nutt.) Alph. Wood var. prostrata Uline & Bray  
ACTU Acnida tuberculata Moq.  
AMAL5 Amaranthus altissimus Riddell  
AMAM7 Amaranthus ambigens Standl.  
AMRU Amaranthus rudis Sauer  
AMTA3 Amaranthus tamariscinus auct. non Nutt.  
AMTUP Amaranthus tuberculatus (Moq.) Sauer var. prostratus (Uline & Bray) B.L. Rob.  
AMTUS Amaranthus tuberculatus (Moq.) Sauer var. subnudus S. Watson  
AMTU2 Amaranthus ×tucsonensis Henrickson [hybridus × ?] pigweed
AMVE2 Amaranthus venulosus S. Watson fringed amaranth
AMFID Amaranthus fimbriatus (Torr.) Benth. ex S. Watson var. denticulatus (Torr.) Uline & Bray  
AMVI Amaranthus viridis L. slender amaranth
AMGR10 Amaranthus gracilis Desf.  
AMVI5 Amaranthus viridus L., orth. var.  
AMWA Amaranthus watsonii Standl. Watson's amaranth
AMTO Amaranthus torreyi auct. non (A. Gray) Benth. ex S. Watson  
AMWR Amaranthus wrightii S. Watson Wright's amaranth
AMARY Amaryllis L. amaryllis
AMBE3 Amaryllis belladonna L. belladonna lily
AMBER Amberboa (Pers.) Less. amberboa
AMMO Amberboa moschata (L.) DC. sweetsultan
CEMO3 Centaurea moschata L.  
AMBLY3 Amblyodon P. Beauv. amblyodon moss
AMDE70 Amblyodon dealbatus (Hedw.) Bruch & Schimp. amblyodon moss
AMDEA Amblyodon dealbatus (Hedw.) Bruch & Schimp. var. americanus Renauld & Cardot  
AMBLY Amblyolepis DC. amblyolepis
AMSE Amblyolepis setigera DC. huisache daisy
HESE2 Helenium setigerum (DC.) Britton & Rusby  
AMBLY2 Amblyopappus Hook. & Arn. amblyopappus
AMPU3 Amblyopappus pusillus Hook. & Arn. dwarf coastweed
AMBLY5 Amblyopyrum Eig amblyopyrum
AMMU5 Amblyopyrum muticum (Boiss.) Eig amblyopyrum
AETR2 Aegilops tripsacoides Jaub. & Spach  
AMBLY4 Amblystegium Schimp. amblystegium moss
AMSE3 Amblystegium serpens (Hedw.) Schimp. amblystegium moss
AMSEJ Amblystegium serpens (Hedw.) Schimp. var. juratzkanum (Schimp.) Rau & Herv. Juratzk's amblystegium moss
AMJUG Amblystegium juratzkanum Schimp. var. giganteum (Grout) Grout  
AMJUJ Amblystegium juratzkanum Schimp. var. juratzkanum  
AMSEG Amblystegium serpens (Hedw.) Schimp. var. giganteum Grout  
AMSES Amblystegium serpens (Hedw.) Schimp. var. serpens amblystegium moss
AMSEB Amblystegium serpens (Hedw.) Schimp. var. beringianum Cardot & Thér.  
AMSET Amblystegium serpens (Hedw.) Schimp. var. tenue (Brid.) Schimp.  
AMVA Amblystegium varium (Hedw.) Lindb. amblystegium moss
AMVAA Amblystegium varium (Hedw.) Lindb. var. alaskanum Cardot & Thér.  
AMVAL Amblystegium varium (Hedw.) Lindb. var. lancifolium Grout  
AMVAO Amblystegium varium (Hedw.) Lindb. var. ovatum (Grout) Grout  
AMVAP Amblystegium varium (Hedw.) Lindb. var. parvulum (Austin) Grout  
HYVA3 Hygroamblystegium varium (Hedw.) Mönk.  
AMBRO Ambrosia L. ragweed
AMAC2 Ambrosia acanthicarpa Hook. flatspine bur ragweed
FRAC2 Franseria acanthicarpa (Hook.) Coville  
GAAC2 Gaertneria acanthicarpa (Hook.) Britton  
AMAM2 Ambrosia ambrosioides (Cav.) Payne ambrosia leaf bur ragweed
FRAM3 Franseria ambrosioides Cav.  
AMAR2 Ambrosia artemisiifolia L. annual ragweed
AMARA2 Ambrosia artemisiifolia L. var. artemisiifolia annual ragweed
AMARE Ambrosia artemisiifolia L. var. elatior (L.) Descourtils annual ragweed
AMEL2 Ambrosia elatior L.  
AMARP Ambrosia artemisiifolia L. var. paniculata (Michx.) Blank. annual ragweed
AMGL5 Ambrosia glandulosa Scheele  
AMMO2 Ambrosia monophylla (Walter) Rydb.  
AMPA8 Ambrosia paniculata Michx.  
AMBI2 Ambrosia bidentata Michx. lanceleaf ragweed
AMCA7 Ambrosia canescens A. Gray hairy ragweed
AMCH4 Ambrosia chamissonis (Less.) Greene silver bur ragweed
AMCHB Ambrosia chamissonis (Less.) Greene var. bipinnatisecta (Less.) J.T. Howell  
FRCH4 Franseria chamissonis Less.  
FRCHB Franseria chamissonis Less. ssp. bipinnatisecta (Less.) Wiggins & Stockw.  
FRCHB2 Franseria chamissonis Less. var. bipinnatisecta Less.  
AMCH2 Ambrosia cheiranthifolia A. Gray Rio Grande ragweed
AMCH5 Ambrosia chenopodiifolia (Benth.) Payne San Diego bur ragweed
FRCH5 Franseria chenopodiifolia Benth.  
AMCO3 Ambrosia confertiflora DC. weakleaf bur ragweed
FRCO3 Franseria confertiflora (DC.) Rydb.  
FRST3 Franseria strigulosa Rydb.  
GATE6 Gaertneria tenuifolia Harv. & A. Gray  
AMCO4 Ambrosia cordifolia (A. Gray) Payne Tucson bur ragweed
FRCO4 Franseria cordifolia A. Gray  
AMDE4 Ambrosia deltoidea (Torr.) Payne triangle bur ragweed
FRDE3 Franseria deltoidea Torr.  
AMDU2 Ambrosia dumosa (A. Gray) Payne burrobush
FRDU2 Franseria dumosa A. Gray  
AMER Ambrosia eriocentra (A. Gray) Payne woolly fruit bur ragweed
FRER2 Franseria eriocentra A. Gray  
AMGR5 Ambrosia grayi (A. Nelson) Shinners woollyleaf bur ragweed
FRTO2 Franseria tomentosa A. Gray  
GATO2 Gaertnera tomentosa (A. Gray) Kuntze  
GAGR7 Gaertneria grayi A. Nelson  
AMHE3 Ambrosia ×helenae Rouleau [artemisiifolia × trifida] ragweed
AMHI3 Ambrosia hispida Pursh coastal ragweed
AMIL2 Ambrosia ilicifolia (A. Gray) Payne hollyleaf bur ragweed
FRIL2 Franseria ilicifolia A. Gray  
AMIN Ambrosia ×intergradiens W.H. Wagner [artemisiifolia × psilostachya] ragweed
AMLI3 Ambrosia linearis (Rydb.) Payne streaked bur ragweed
FRLI4 Franseria linearis Rydb.  
AMPE2 Ambrosia peruviana Willd. Peruvian ragweed
AMPS Ambrosia psilostachya DC. Cuman ragweed
AMCA10 Ambrosia californica Rydb.  
AMCO5 Ambrosia coronopifolia Torr. & A. Gray  
AMCU2 Ambrosia cumanensis auct. non Kunth  
AMPSC Ambrosia psilostachya DC. var. californica (Rydb.) S.F. Blake  
AMPSC2 Ambrosia psilostachya DC. var. coronopifolia (Torr. & A. Gray) Farw.  
AMPSL Ambrosia psilostachya DC. var. lindheimeriana (Scheele) Blank.  
AMRU2 Ambrosia rugelii Rydb.  
AMPU4 Ambrosia pumila (Nutt.) A. Gray dwarf bur ragweed
FRPU5 Franseria pumila Nutt.  
AMTE5 Ambrosia tenuifolia Spreng. slimleaf bur ragweed
AMTO3 Ambrosia tomentosa Nutt. skeletonleaf bur ragweed
FRDI3 Franseria discolor Nutt.  
FRTO3 Franseria tomentosa (Nutt.) A. Nelson, non A. Gray  
GADI3 Gaertneria discolor (Nutt.) Kuntze  
GATO3 Gaertneria tomentosa (Nutt.) A. Heller  
AMTR Ambrosia trifida L. great ragweed
AMTRT Ambrosia trifida L. var. texana Scheele Texan great ragweed
AMAP Ambrosia aptera DC.  
AMTRA Ambrosia trifida L. var. aptera (DC.) Kuntze  
AMTRT2 Ambrosia trifida L. var. trifida great ragweed
AMTRI Ambrosia trifida L. var. integrifolia (Muhl. ex Willd.) Torr. & A. Gray  
AMELA Amelanchier Medik. serviceberry
AMAL2 Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. Saskatoon serviceberry
AMALA Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. var. alnifolia Saskatoon serviceberry
AMALC Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. var. cusickii (Fernald) C.L. Hitchc. Cusick's serviceberry
AMCU Amelanchier cusickii Fernald  
AMFLC Amelanchier florida Lindl. var. cusickii (Fernald) M. Peck  
AMALH Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. var. humptulipensis (G.N. Jones) C.L. Hitchc. Saskatoon serviceberry
AMFLH Amelanchier florida Lindl. var. humptulipensis G.N. Jones  
AMALS Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. var. semiintegrifolia (Hook.) C.L. Hitchc. Saskatoon serviceberry
AMALF Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. ssp. florida (Lindl.) Hultén  
AMFL Amelanchier florida Lindl.  
AMAR3 Amelanchier arborea (Michx. f.) Fernald common serviceberry
AMARA3 Amelanchier arborea (Michx. f.) Fernald var. alabamensis (Britton) G.N. Jones Alabama serviceberry
AMAL7 Amelanchier alabamensis Britton  
AMARA4 Amelanchier arborea (Michx. f.) Fernald var. arborea common serviceberry
AMOB3 Amelanchier oblongifolia (Torr. & A. Gray) M. Roem.  
AMARA5 Amelanchier arborea (Michx. f.) Fernald var. austromontana (Ashe) H.E. Ahles downy serviceberry
AMAS2 Amelanchier asiatica (Siebold & Zucc.) Endl. ex Walp.
AMBA Amelanchier bartramiana (Tausch) M. Roem. oblongfruit serviceberry
AMOL2 Amelanchier oligocarpa (Michx.) M. Roem.  
AMCA4 Amelanchier canadensis (L.) Medik. Canadian serviceberry
AMCAS Amelanchier canadensis (L.) Medik. var. subintegra Fernald  
AMLU3 Amelanchier lucida Fernald  
AMHU2 Amelanchier humilis Wiegand low serviceberry
AMHUC Amelanchier humilis Wiegand var. campestris E.L. Nielsen  
AMHUC2 Amelanchier humilis Wiegand var. compacta E.L. Nielsen  
AMHUE Amelanchier humilis Wiegand var. exserrata E.L. Nielsen  
AMMU4 Amelanchier mucronata E.L. Nielsen  
AMST4 Amelanchier stolonifera auct. non Wiegand. p.p.  
AMIN2 Amelanchier interior E.L. Nielsen inland serviceberry
AMWI Amelanchier wiegandii E.L. Nielsen  
AMIN4 Amelanchier ×intermedia Spach (pro sp.) [arborea × canadensis] serviceberry
AMLA Amelanchier laevis Wiegand Allegheny serviceberry
AMARL Amelanchier arborea (Michx. f.) Fernald ssp. laevis (Wiegand) S. McKay ex Landry  
AMARC Amelanchier arborea (Michx. f.) Fernald var. cordifolia (Ashe) B. Boivin  
AMARL2 Amelanchier arborea (Michx. f.) Fernald var. laevis (Wiegand) H.E. Ahles  
AMGR6 Amelanchier ×grandiflora Rehder  
AMLAN Amelanchier laevis Wiegand var. nitida (Wiegand) Fernald  
AMLA9 Amelanchier lamarckii F.G. Schroed.
AMNA2 Amelanchier nantucketensis E.P. Bicknell Nantucket serviceberry
AMNE Amelanchier ×neglecta Eggl. ex G.N. Jones (pro sp.) [bartramiana × laevis] serviceberry
AMOB2 Amelanchier obovalis (Michx.) Ashe coastal serviceberry
AMOV2 Amelanchier ovalis Medik.
AMVU2 Amelanchier vulgaris Moench  
AMPA2 Amelanchier pallida Greene pale serviceberry
AMALP Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. var. pallida (Greene) Jeps.  
AMFLG Amelanchier florida Lindl. var. gracilis (A. Heller) M. Peck  
AMGR7 Amelanchier gracilis A. Heller  
AMPU5 Amelanchier pumila (Torr. & A. Gray) Nutt. ex M. Roem. dwarf serviceberry
AMALP2 Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. var. pumila (Torr. & A. Gray) C.K. Schneid.  
AMBA4 Amelanchier basalticola Piper  
AMCU3 Amelanchier cuneata Piper  
AMGL4 Amelanchier glabra Greene  
AMPO5 Amelanchier polycarpa Greene  
AMQU Amelanchier ×quinti-martii Louis-Marie (pro sp.) [arborea × bartramiana] serviceberry
AMSA Amelanchier sanguinea (Pursh) DC. roundleaf serviceberry
AMSAG Amelanchier sanguinea (Pursh) DC. var. gaspensis Wiegand Gaspé serviceberry
AMGA2 Amelanchier gaspensis (Wiegand) Fernald & Weath.  
AMSAS Amelanchier sanguinea (Pursh) DC. var. sanguinea roundleaf serviceberry
AMAM4 Amelanchier amabilis Wiegand  
AMGR11 Amelanchier grandiflora (Wiegand) Wiegand, non Rehder, nom. illeg.  
AMHU3 Amelanchier huronensis Wiegand  
AMSAG2 Amelanchier sanguinea (Pursh) DC. var. grandiflora (Wiegand) Rehder  
AMST80 Amelanchier stolonifera Wiegand running serviceberry
AMSP2 Amelanchier spicata auct. non (Lam.) K. Koch. p.p.  
AMUT Amelanchier utahensis Koehne Utah serviceberry
AMUTC2 Amelanchier utahensis Koehne var. covillei (Standl.) N.H. Holmgren Coville's serviceberry
AMCO9 Amelanchier covillei Standl.  
AMUTC Amelanchier utahensis Koehne ssp. covillei (Standl.) Clokey  
AMUTU Amelanchier utahensis Koehne var. utahensis Utah serviceberry
AMALO Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. var. oreophila (A. Nelson) R.J. Davis  
AMALU Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. var. utahensis (Koehne) M.E. Jones  
AMAU3 Amelanchier australis Standl.  
AMBA5 Amelanchier bakeri Greene  
AMGO2 Amelanchier goldmanii Wooton & Standl.  
AMMO3 Amelanchier mormonica C.K. Schneid.  
AMOR2 Amelanchier oreophila A. Nelson  
AMELA2 ×Amelasorbus Rehder amelasorbus
AMJA ×Amelasorbus jackii Rehder [Amelanchier alnifolia × Sorbus scopulina] Jack's amelasorbus
AMERO Amerorchis Hultén amerorchis
AMRO Amerorchis rotundifolia (Banks ex Pursh) Hultén roundleaf orchid
ORRO3 Orchis rotundifolia Banks ex Pursh  
ORROL Orchis rotundifolia Banks ex Pursh var. lineata Mousley  
PLRO9 Platanthera rotundifolia (Banks ex Pursh) Lindl.  
AMIAN Amianthium A. Gray amianthium
AMMU Amianthium muscitoxicum (Walter) A. Gray flypoison
CHMU5 Chrosperma muscitoxicum (Walter) Kuntze  
ZIMU2 Zigadenus muscitoxicus (Walter) Regel  
AMMAN Ammannia L. redstem
AMAU2 Ammannia auriculata Willd. eared redstem
AMAUA Ammannia auriculata Willd. var. arenaria (Kunth) Koehne  
AMBA3 Ammannia baccifera L. monarch redstem
AMCO Ammannia coccinea Rottb. valley redstem
AMCOP Ammannia coccinea Rottb. ssp. purpurea (Lam.) Koehne  
AMTE6 Ammannia teres Raf.  
AMLA3 Ammannia latifolia L. pink redstem
AMKO Ammannia koehnei Britton  
AMTEE Ammannia teres Raf. var. exauriculata (Fernald) Fernald  
AMMU6 Ammannia multiflora Roxb. manyflower redstem
AMRO3 Ammannia robusta Heer & Regel grand redstem
AMCOR Ammannia coccinea Rottb. ssp. robusta (Heer & Regel) Koehne  
LUSC3 Ludwigia scabriuscula Kellogg  
AMSE4 Ammannia senegalensis Lam.
AMMI4 Ammi L. ammi
AMMA Ammi majus L. large bullwort
AMVI2 Ammi visnaga (L.) Lam. toothpickweed
VIDA4 Visnaga daucoides Gaertn.  
AMMOC3 ×Ammocalamagrostis P. Fourn.
AMBA8 ×Ammocalamagrostis baltica (Flugge ex Schrad.) P. Fourn. hybrid marram
AMBA7 Ammophila baltica (Flugge ex Schrad.) Link  
AMMOC2 Ammocharis Herb. ammocharis
AMTI Ammocharis tinneana (Kotschy & Peyr.) Milne-Redhead & Schweickerdt
AMMOC Ammocodon Standl. ammocodon
AMCH3 Ammocodon chenopodioides (A. Gray) Standl. goosefoot moonpod
SECH3 Selinocarpus chenopodioides A. Gray  
AMMOP Ammophila Host beachgrass
AMAR4 Ammophila arenaria (L.) Link European beachgrass
AMARA6 Ammophila arenaria (L.) Link ssp. arundinacea H. Lindb.
AMBR Ammophila breviligulata Fernald American beachgrass
AMCH6 Ammophila champlainensis Seymour Champlain beachgrass
AMMOS Ammoselinum Torr. & A. Gray sandparsley
AMBU Ammoselinum butleri (Engelm. ex S. Watson) J.M. Coult. & Rose Butler's sandparsley
AMGI Ammoselinum giganteum J.M. Coult. & Rose western sandparsley
AMPO4 Ammoselinum popei Torr. & A. Gray plains sandparsley
AMOMU Amomum Roxb. cardamom
AMCO12 Amomum compactum Sol. ex Maton round cardamom
AMKE2 Amomum kepulaga Sprague & Burkill  
AMGR9 Amomum gracile Blume serkkom
AMORE Amoreuxia Moc. & Sessé ex DC. yellowshow
AMGO Amoreuxia gonzalezii Sprague & Riley Santa Rita mountain yellowshow
AMPA3 Amoreuxia palmatifida Moc. & Sessé ex DC. Mexican yellowshow
AMWR2 Amoreuxia wrightii A. Gray Wright's yellowshow
AMORP Amorpha L. false indigo
AMCA5 Amorpha californica Nutt. California false indigo
AMCAC Amorpha californica Nutt. var. californica California false indigo
AMCAH Amorpha californica Nutt. var. hispidula (Greene) Palmer  
AMCAN Amorpha californica Nutt. var. napensis Jeps. Napa false indigo
AMCA6 Amorpha canescens Pursh leadplant
AMBR6 Amorpha brachycarpa Palmer  
AMFR Amorpha fruticosa L. false indigo bush
AMAN2 Amorpha angustifolia (Pursh) Boynt.  
AMBU2 Amorpha bushii Rydb.  
AMCR3 Amorpha croceolanata P.W. Watson  
AMCU4 Amorpha curtissii Rydb.  
AMDE3 Amorpha dewinkeleri Small  
AMFRA Amorpha fruticosa L. var. angustifolia Pursh  
AMFRC Amorpha fruticosa L. var. croceolanata (P.W. Watson) P.W. Watson ex Mouillef.  
AMFRE Amorpha fruticosa L. var. emarginata Pursh  
AMFRO2 Amorpha fruticosa L. var. oblongifolia Palmer  
AMFRO Amorpha fruticosa L. var. occidentalis (Abrams) Kearney & Peebles  
AMFRT Amorpha fruticosa L. var. tennesseensis (Shuttlw. ex Kunze) Palmer  
AMOC Amorpha occidentalis Abrams  
AMOCA Amorpha occidentalis Abrams var. arizonica (Rydb.) Palmer  
AMOCE Amorpha occidentalis Abrams var. emarginata (Pursh) Palmer  
AMTE7 Amorpha tennesseensis Shuttlw. ex Kunze  
AMVI3 Amorpha virgata Small  
AMGE Amorpha georgiana Wilbur Georgia false indigo
AMGEC Amorpha georgiana Wilbur var. confusa Wilbur Georgia false indigo
AMCO18 Amorpha confusa (Wilbur) S.C.K. Straub, Sorrie & Weakley  
AMCY Amorpha cyanostachya auct. non M.A. Curtis. p.p.  
AMGEG Amorpha georgiana Wilbur var. georgiana Georgia false indigo
AMGL2 Amorpha glabra Desf. ex Poir. mountain false indigo
AMHE Amorpha herbacea Walter clusterspike false indigo
AMHEC Amorpha herbacea Walter var. crenulata (Rydb.) Isely clusterspike false indigo
AMCR5 Amorpha crenulata Rydb.  
AMHEH Amorpha herbacea Walter var. herbacea clusterspike false indigo
AMCY2 Amorpha cyanostachya M.A. Curtis  
AMFL4 Amorpha floridana Rydb.  
AMHEF Amorpha herbacea Walter var. floridana (Rydb.) Wilbur  
AMLA2 Amorpha laevigata Nutt. smooth false indigo
AMNA Amorpha nana Nutt. dwarf false indigo
AMNI Amorpha nitens Boynt. shining false indigo
AMNO Amorpha ×notha Palmer [canescens × fruticosa] false indigo
AMOU Amorpha ouachitensis Wilbur Ouachita false indigo
AMPA4 Amorpha paniculata Torr. & A. Gray panicled false indigo
AMRO2 Amorpha roemeriana Scheele Roemer's false indigo
AMTE2 Amorpha texana Buckley  
AMSC2 Amorpha schwerinii C.K. Schneid. Schwerin's false indigo
AMORP2 Amorphophallus Blume ex Decne. amorphophallus
AMKO2 Amorphophallus konjac K. Koch devil's tongue
AMRI3 Amorphophallus rivieri Durieu  
AMPA13 Amorphophallus paeoniifolius (Dennst.) Nicolson whitespot giant arum
AMCA12 Amorphophallus campanulatus Blume ex Decne.  
AMPEL4 Ampelaster G.L. Nesom climbing aster
AMCA14 Ampelaster carolinianus (Walter) G.L. Nesom climbing aster
ASCA20 Aster carolinianus Walter  
LACA11 Lasallea caroliniana (Walter) Semple & L. Brouillet  
VICA10 Virgulus carolinianus (Walter) Reveal & Keener  
AMPEL2 Ampelodesmos Link Mauritanian grass
AMMA5 Ampelodesmos mauritanicus (Poir.) T. Dur. & Schinz Mauritanian grass
AMMA2 Ampelodesmos mauritanica (Poir.) T. Dur. & Schinz, orth. var.  
STMA7 Stipa mauritanica (Poir.) Columbus & J.P. Smith  
AMPEL3 Ampelopsis Michx. peppervine
AMAC4 Ampelopsis aconitifolia Bunge monkshoodvine
AMCO19 Ampelopsis cordata auct. non Michx.  
AMBR7 Ampelopsis brevipedunculata (Maxim.) Trautv. Amur peppervine
AMBRM Ampelopsis brevipedunculata (Maxim.) Trautv. var. maximowiczii (Regel) Rehder  
AMGLB Ampelopsis glandulosa (Wall.) Momiy. var. brevipedunculata (Maxim.) Momiy.  
AMHE4 Ampelopsis heterophylla (Thunb.) Siebold & Zucc.  
AMHEB Ampelopsis heterophylla (Thunb.) Siebold & Zucc. var. brevipedunculata (Regel) C.L. Li  
AMCO2 Ampelopsis cordata Michx. heartleaf peppervine
CIAM6 Cissus ampelopsis Pers.  
AMME4 Ampelopsis mexicana Rose [excluded]
AMPHI8 Amphiachyris (A. DC.) Nutt. broomweed
AMAM3 Amphiachyris amoena (Shinners) Solbrig Texas broomweed
XAAM4 Xanthocephalum amoenum Shinners  
XAAMI Xanthocephalum amoenum Shinners var. intermedium Shinners  
AMDR Amphiachyris dracunculoides (DC.) Nutt. prairie broomweed
BRDR Brachyris dracunculoides DC.  
GUDR2 Gutierrezia dracunculoides (DC.) S.F. Blake  
XADR Xanthocephalum dracunculoides (DC.) Shinners  
AMPHI5 Amphianthus Torr. amphianthus
AMPU7 Amphianthus pusillus Torr. little amphianthus
GRAM3 Gratiola amphiantha D. Estes & R.L. Small  
AMPHI9 Amphibromus Nees wallaby grass
AMNE4 Amphibromus neesii Steud. Australian wallaby grass
AMSC4 Amphibromus scabrivalvis (Trin.) Swallen swamp wallaby grass
HESC17 Helictotrichon scabrivalve (Trin.) G. Tucker  
AMPHI4 Amphicarpaea Elliott ex Nutt. hogpeanut
AMBR2 Amphicarpaea bracteata (L.) Fernald American hogpeanut
AMBRB Amphicarpaea bracteata (L.) Fernald var. bracteata American hogpeanut
AMMO5 Amphicarpaea monoica (L.) Elliott  
AMBRC Amphicarpaea bracteata (L.) Fernald var. comosa (L.) Fernald American hogpeanut
AMCO6 Amphicarpaea comosa (L.) G. Don  
AMPI Amphicarpaea pitcheri Torr. & A. Gray  
FACO2 Falcata comosa (L.) Kuntze  
FAPI Falcata pitcheri (Torr. & A. Gray) Kuntze  
GLCO4 Glycine comosa L.  
AMPHI2 Amphicarpum Kunth maidencane
AMMU2 Amphicarpum muehlenbergianum (Schult.) Hitchc. Muhlenberg maidencane
AMFL2 Amphicarpum floridanum Chapm.  
AMPU6 Amphicarpum purshii Kunth blue maidencane
AMAM Amphicarpum amphicarpon (Pursh) Nash  
AMPHI10 Amphidium Schimp. amphidium moss
AMCA13 Amphidium californicum (Hampe ex Müll. Hal.) Broth. California amphidium moss
AMLA70 Amphidium lapponicum (Hedw.) Schimp. Lapland amphidium moss
AMLAC Amphidium lapponicum (Hedw.) Schimp. var. crispatum (Kindb.) Grout  
AMMO70 Amphidium mougeotii (Bruch & Schimp.) Schimp. Mougeot's amphidium moss
AMPHI6 Amphilophium Kunth amphilophium
AMPA6 Amphilophium paniculatum (L.) Kunth liana de cuello
AMPHI3 Amphipappus Torr. & A. Gray chaffbush
AMFR2 Amphipappus fremontii Torr. & A. Gray ex A. Gray Fremont's chaffbush
AMFRF Amphipappus fremontii Torr. & A. Gray ex A. Gray ssp. fremontii Fremont's chaffbush
AMFRF2 Amphipappus fremontii Torr. & A. Gray ex A. Gray var. fremontii  
AMFRS2 Amphipappus fremontii Torr. & A. Gray ex A. Gray ssp. spinosus (A. Nelson) D.D. Keck Fremont's chaffbush
AMSP4 Amphiachyris spinosa A. Nelson  
AMFRS Amphipappus fremontii Torr. & A. Gray ex A. Gray var. spinosus (A. Nelson) Ced. Porter  
AMPHI7 Amphitecna Miers amphitecna
AMLA4 Amphitecna latifolia (Mill.) A.H. Gentry black calabash
ENLA2 Enallagma latifolia (Mill.) Small  
AMSIN Amsinckia Lehm. fiddleneck
AMCA8 Amsinckia carinata A. Nelson & J.F. Macbr. Malheur Valley fiddleneck
AMDO Amsinckia douglasiana A. DC. Douglas' fiddleneck
AMEA2 Amsinckia eastwoodiae J.F. Macbr. Eastwood's fiddleneck
AMINE Amsinckia intermedia Fisch. & C.A. Mey. var. eastwoodiae (J.F. Macbr.) Jeps. & Hoover  
AMGR3 Amsinckia grandiflora (Kleeb. ex A. Gray) Kleeb. ex Greene largeflowered fiddleneck
AMLU Amsinckia lunaris J.F. Macbr. bentflower fiddleneck
AMLY Amsinckia lycopsoides Lehm. tarweed fiddleneck
AMBA6 Amsinckia barbata Greene  
BELY2 Benthamia lycopsoides (Lehm.) Lindl. ex Druce  
AMME Amsinckia menziesii (Lehm.) A. Nelson & J.F. Macbr. Menzies' fiddleneck
AMMEI2 Amsinckia menziesii (Lehm.) A. Nelson & J.F. Macbr. var. intermedia (Fisch. & C.A. Mey.) Ganders common fiddleneck
AMAR7 Amsinckia arizonica Suksd.  
AMDE5 Amsinckia demissa Suksd.  
AMEC Amsinckia echinata A. Gray  
AMIN5 Amsinckia intactilis J.F. Macbr.  
AMIN3 Amsinckia intermedia Fisch. & C.A. Mey.  
AMINE2 Amsinckia intermedia Fisch. & C.A. Mey. var. echinata (A. Gray) Wiggins  
AMMI2 Amsinckia microphylla Suksd.  
AMNA3 Amsinckia nana Suksd.  
AMRI2 Amsinckia rigida Suksd.  
AMMEM2 Amsinckia menziesii (Lehm.) A. Nelson & J.F. Macbr. var. menziesii Menzies' fiddleneck
AMHI Amsinckia hispida auct. non (Ruiz & Pav.) I.M. Johnst.  
AMID Amsinckia idahoensis M.E. Jones  
AMMI3 Amsinckia micrantha Suksd.  
AMPA9 Amsinckia parviflora A. Heller  
AMRE2 Amsinckia retrorsa Suksd.  
AMRU3 Amsinckia rugosa Rydb.  
ECME4 Echium menziesii Lehm.  
AMSP3 Amsinckia spectabilis Fisch. & C.A. Mey. woolly breeches
AMSC3 Amsinckia scouleri I.M. Johnst.  
AMSPB Amsinckia spectabilis Fisch. & C.A. Mey. var. bracteosa (A. Gray) B. Boivin  
AMSPM Amsinckia spectabilis Fisch. & C.A. Mey. var. microcarpa (Greene) Jeps. & Hoover  
AMSPN Amsinckia spectabilis Fisch. & C.A. Mey. var. nicolai (Jeps.) I.M. Johnst. ex Munz  
AMSPS3 Amsinckia spectabilis Fisch. & C.A. Mey. var. spectabilis  
AMTE3 Amsinckia tessellata A. Gray bristly fiddleneck
AMTEG Amsinckia tessellata A. Gray var. gloriosa (Eastw. ex Suksd.) Hoover bristly fiddleneck
AMGL Amsinckia gloriosa Eastw. ex Suksd.  
AMTET Amsinckia tessellata A. Gray var. tessellata bristly fiddleneck
AMDE6 Amsinckia densirugosa Suksd.  
AMHE6 Amsinckia hendersonii Suksd.  
AMWA2 Amsinckia washingtonensis Suksd.  
AMVE Amsinckia vernicosa Hook. & Arn. green fiddleneck
AMVEF Amsinckia vernicosa Hook. & Arn. var. furcata (Suksd.) Hoover forked green fiddleneck
AMFU2 Amsinckia furcata Suksd.  
AMVEV Amsinckia vernicosa Hook. & Arn. var. vernicosa green fiddleneck
AMSON Amsonia Walter bluestar
AMCI Amsonia ciliata Walter fringed bluestar
AMCIC Amsonia ciliata Walter var. ciliata fringed bluestar
AMCIT Amsonia ciliata Walter var. tenuifolia (Raf.) Woodson fringed bluestar
AMCIF Amsonia ciliata Walter var. filifolia Woodson  
AMCIT2 Amsonia ciliata Walter var. texana (A. Gray) J.M. Coult. Texas bluestar
AMFU Amsonia fugatei S.P. McLaughlin San Antonio bluestar
AMGR4 Amsonia grandiflora Alexander Arizona bluestar
AMHU Amsonia hubrichtii Woodson Hubricht's bluestar
AMIL Amsonia illustris Woodson Ozark bluestar
AMJO Amsonia jonesii Woodson Jones' bluestar
AMKE Amsonia kearneyana Woodson Kearney's bluestar
AMLO Amsonia longiflora Torr. tubular bluestar
AMLOL Amsonia longiflora Torr. var. longiflora tubular bluestar
AMLOS Amsonia longiflora Torr. var. salpignantha (Woodson) S.P. McLaughlin tubular bluestar
AMSA2 Amsonia salpignantha Woodson  
AMLU2 Amsonia ludoviciana Vail Louisiana bluestar
AMPA5 Amsonia palmeri A. Gray Palmer's bluestar
AMHI2 Amsonia hirtella Standl.  
AMHIP Amsonia hirtella Standl. var. pogonosepala (Woodson) Wiggins  
AMPO6 Amsonia pogonosepala Woodson  
AMST2 Amsonia standleyi Woodson  
AMPE Amsonia peeblesii Woodson Peebles' bluestar
AMRE3 Amsonia repens Shinners creeping bluestar
AMRI Amsonia rigida Shuttlw. ex Small stiff bluestar
AMTA2 Amsonia tabernaemontana Walter eastern bluestar
AMTAG Amsonia tabernaemontana Walter var. gattingeri Woodson eastern bluestar
AMTAS Amsonia tabernaemontana Walter var. salicifolia (Pursh) Woodson eastern bluestar
AMSA4 Amsonia salicifolia Pursh  
AMTAT Amsonia tabernaemontana Walter var. tabernaemontana eastern bluestar
AMAM8 Amsonia amsonia (L.) Britton, nom. inval.  
AMGL3 Amsonia glaberrima Woodson  
AMTH Amsonia tharpii Woodson feltleaf bluestar
AMTO2 Amsonia tomentosa Torr. & Frém. woolly bluestar
AMTOS Amsonia tomentosa Torr. & Frém. var. stenophylla Kearney & Peebles woolly bluestar
AMAR6 Amsonia arenaria Standl.  
AMEA Amsonia eastwoodiana Rydb.  
AMTOT Amsonia tomentosa Torr. & Frém. var. tomentosa woolly bluestar
AMBR3 Amsonia brevifolia A. Gray  
AMYGD2 Amygdalaria Norman amygdalaria lichen
AMCO10 Amygdalaria consentiens (Nyl.) Hertel, Brodo & Mas. Inoue amygdalaria lichen
AMCO11 Amygdalaria continua Brodo & Hertel amygdalaria lichen
AMEL60 Amygdalaria elegantior (H. Magn.) Hertel & Brodo elegant amygdalaria lichen
HUEL Huilia elegantior (H. Magn.) Hertel  
LEEL12 Lecidea elegantior H. Magn.  
AMHA Amygdalaria haidensis Brodo & Hertel Haid's amygdalaria lichen