| Symbol | Scientific name | Common name/Accepted name (for synonyms) | Family |
| ATMI2 | Atriplex micrantha Ledeb. | twoscale saltbush | Chenopodiaceae
|
| ATMI3 | Atriplex minuscula Standl. | lesser saltscale | Chenopodiaceae
|
| ATMI4 | Atriplex minuticarpa Stutz & Chu | Tununk saltbush | Chenopodiaceae
|
| ATMU | Atriplex muelleri Benth. | Mueller's saltbush | Chenopodiaceae
|
| ATNA | Atriplex navajoensis C.A. Hanson | Navajo saltbush | Chenopodiaceae
|
| ATNE | Atriplex �neomexicana Standl. (pro sp.) | | Chenopodiaceae
|
| ATNI80 | Atriplex nitens Schkuhr | hoary orache | Chenopodiaceae
|
| ATNU | Atriplex nummularia Lindl. | bluegreen saltbush | Chenopodiaceae
|
| ATNUB | Atriplex nuttallii S. Wats. ssp. buxifolia (Rydb.) Hall & Clements | Atriplex gardneri | Chenopodiaceae
|
| ATNUC2 | Atriplex nuttallii S. Wats. ssp. cuneata (A. Nels.) Hall & Clements | Atriplex cuneata ssp. cuneata | Chenopodiaceae
|
| ATNUF | Atriplex nuttallii S. Wats. ssp. falcata (M.E. Jones) Hall & Clements | Atriplex falcata | Chenopodiaceae
|
| ATNUG | Atriplex nuttallii S. Wats. ssp. gardneri (Moq.) Hall & Clements | Atriplex gardneri | Chenopodiaceae
|
| ATNUT2 | Atriplex nuttallii S. Wats. ssp. tridentata (Kuntze) Hall & Clements | Atriplex tridentata | Chenopodiaceae
|
| ATNUF2 | Atriplex nuttallii S. Wats. var. falcata M.E. Jones | Atriplex falcata | Chenopodiaceae
|
| ATNU2 | Atriplex nuttallii S. Wats. | Nuttall's saltbush | Chenopodiaceae
|
| ATNU4 | Atriplex nuttallii auct. non S. Wats. p.p. | Atriplex falcata | Chenopodiaceae
|
| ATNU4 | Atriplex nuttallii auct. non S. Wats. p.p. | Atriplex gardneri | Chenopodiaceae
|
| ATNU4 | Atriplex nuttallii auct. non S. Wats. p.p. | Atriplex tridentata | Chenopodiaceae
|
| ATOB2 | Atriplex oblongifolia Waldst. & Kit. | oblongleaf orache | Chenopodiaceae
|
| ATOB | Atriplex obovata Moq. | mound saltbush | Chenopodiaceae
|
| ATOD | Atriplex �odontoptera Rydb. (pro sp.) | | Chenopodiaceae
|
| ATPA8 | Atriplex pachypoda Stutz & Chu | thickfoot saltbush | Chenopodiaceae
|
| ATPA | Atriplex pacifica A. Nels. | Davidson's saltbush | Chenopodiaceae
|
| ATPA2 | Atriplex parishii S. Wats. | Parish's saltbush | Chenopodiaceae
|
| ATPA3 | Atriplex parryi S. Wats. | Parry's saltbush | Chenopodiaceae
|
| ATPAH3 | Atriplex patula L. ssp. hastata sensu Hall & Clements 1923, non (L.) Hall & Clements | Atriplex prostrata | Chenopodiaceae
|
| ATPAH | Atriplex patula L. ssp. hastata sensu Hall & Clements p.p. | Atriplex subspicata | Chenopodiaceae
|
| ATPAO3 | Atriplex patula L. ssp. obtusa (Cham.) Hall & Clements | Atriplex gmelinii | Chenopodiaceae
|
| ATPAS | Atriplex patula L. ssp. spicata (S. Wats.) Hall & Clements | Atriplex joaquiniana | Chenopodiaceae
|
| ATPAS2 | Atriplex patula L. ssp. subspicata (Nutt.) Fosberg | Atriplex subspicata | Chenopodiaceae
|
| ATPAA | Atriplex patula L. var. alaskensis (S. Wats.) Welsh | Atriplex alaskensis | Chenopodiaceae
|
| ATPAB | Atriplex patula L. var. bracteata auct. non Westerlund | Atriplex patula | Chenopodiaceae
|
| ATPAH2 | Atriplex patula L. var. hastata auct. non (L.) Gray | Atriplex prostrata | Chenopodiaceae
|
| ATPAJ | Atriplex patula L. var. japonica Level. | Atriplex patula | Chenopodiaceae
|
| ATPAL | Atriplex patula L. var. littoralis (L.) Gray | Atriplex littoralis | Chenopodiaceae
|
| ATPAO2 | Atriplex patula L. var. oblanceolata (Victorin & Rouss.) Boivin | Atriplex glabriuscula | Chenopodiaceae
|
| ATPAO | Atriplex patula L. var. obtusa (Cham.) M.E. Peck | Atriplex gmelinii | Chenopodiaceae
|
| ATPAS3 | Atriplex patula L. var. subspicata (Nutt.) S. Wats. | Atriplex subspicata | Chenopodiaceae
|
| ATPAT | Atriplex patula L. var. triangularis (Willd.) Thorne & Welsh | Atriplex prostrata | Chenopodiaceae
|
| ATPAZ | Atriplex patula L. var. zosterifolia (Hook.) C.L. Hitchc. | Atriplex gmelinii | Chenopodiaceae
|
| ATPA4 | Atriplex patula L. | spear saltbush | Chenopodiaceae
|
| ATPE | Atriplex pentandra (Jacq.) Standl. | Atriplex cristata | Chenopodiaceae
|
| ATPE3 | Atriplex persistens Stutz & Chu | Sacramento saltbush | Chenopodiaceae
|
| ATPHD | Atriplex phyllostegia (Torr. ex S. Wats.) S. Wats. var. draconis (M.E. Jones) Fosberg | Atriplex phyllostegia | Chenopodiaceae
|
| ATPH | Atriplex phyllostegia (Torr. ex S. Wats.) S. Wats. | leafcover saltweed | Chenopodiaceae
|
| ATPL2 | Atriplex pleiantha W.A. Weber | Proatriplex pleiantha | Chenopodiaceae
|
| ATPO | Atriplex polycarpa (Torr.) S. Wats. | cattle saltbush | Chenopodiaceae
|
| ATPO2 | Atriplex powellii S. Wats. | Powell's saltweed | Chenopodiaceae
|
| ATPRT | Atriplex prostrata Bouch�r ex DC. var. triangularis (Willd.) Rauschert | Atriplex prostrata | Chenopodiaceae
|
| ATPR | Atriplex prostrata Bouch�r ex DC. | triangle orache | Chenopodiaceae
|
| ATPU2 | Atriplex pusilla (Torr. ex S. Wats.) S. Wats. | smooth saltbush | Chenopodiaceae
|
| ATRH3 | Atriplex rhagodioides F. Muell. | saltbush | Chenopodiaceae
|
| ATRO | Atriplex rosea L. | tumbling saltweed | Chenopodiaceae
|
| ATSA2 | Atriplex sabulosa Rouy | Atriplex laciniata | Chenopodiaceae
|
| ATSAC | Atriplex saccaria S. Wats. var. caput-medusae (Eastw.) Welsh | Atriplex argentea ssp. argentea var. caput-medusae | Chenopodiaceae
|
| ATSA | Atriplex saccaria S. Wats. | sack saltbush | Chenopodiaceae
|
| ATSE | Atriplex semibaccata R. Br. | Australian saltbush | Chenopodiaceae
|
| ATSED | Atriplex serenana A. Nels. var. davidsonii (Standl.) Munz | Davidson's bractscale | Chenopodiaceae
|
| ATSES | Atriplex serenana A. Nels. var. serenana | bractscale | Chenopodiaceae
|
| ATSE2 | Atriplex serenana A. Nels. | bractscale | Chenopodiaceae
|
| ATSI2 | Atriplex sibirica L. | Siberian saltbush | Chenopodiaceae
|
| ATSP | Atriplex spinifera J.F. Macbr. | spinescale saltbush | Chenopodiaceae
|
| ATSP2 | Atriplex spinosa (Hook.) Collotzi | Grayia spinosa | Chenopodiaceae
|
| ATSU3 | Atriplex subconferta Rydb. | Atriplex confertifolia | Chenopodiaceae
|
| ATSU80 | Atriplex suberecta I. Verd. | peregrine saltbush | Chenopodiaceae
|
| ATSU2 | Atriplex subspicata (Nutt.) Rydb. | saline saltbush | Chenopodiaceae
|
| ATSU5 | Atriplex subtilis Stutz & Chu | | Chenopodiaceae
|
| ATSU | Atriplex suckleyi (Torr.) Rydb. | Endolepis dioica | Chenopodiaceae
|
| ATTA | Atriplex tatarica L. | Tatarian orache | Chenopodiaceae
|
| ATTE | Atriplex tenuissima A. Nels. | slender saltbush | Chenopodiaceae
|
| ATTE3 | Atriplex tetraptera (Benth.) Rydb. | Atriplex canescens var. canescens | Chenopodiaceae
|
| ATTE2 | Atriplex texana S. Wats. | Texas saltbush | Chenopodiaceae
|
| ATTOG | Atriplex torreyi (S. Wats.) S. Wats. var. griffithsii (Standl.) G.D. Br. | Atriplex griffithsii | Chenopodiaceae
|
| ATTO | Atriplex torreyi (S. Wats.) S. Wats. | Torrey's saltbush | Chenopodiaceae
|
| ATTR2 | Atriplex triangularis Willd. | Atriplex prostrata | Chenopodiaceae
|
| ATTR3 | Atriplex tridentata Kuntze | basin saltbush | Chenopodiaceae
|
| ATTR | Atriplex truncata (Torr. ex S. Wats.) Gray | wedgescale saltbush | Chenopodiaceae
|
| ATTU | Atriplex tularensis Coville | Tulare saltbush | Chenopodiaceae
|
| ATVA | Atriplex vallicola Hoover | Lost Hills saltbush | Chenopodiaceae
|
| ATVE | Atriplex vesicaria Heward ex Benth. | aboriginal saltbush | Chenopodiaceae
|
| ATWA2 | Atriplex wardii Standl. | Ward's saltbush | Chenopodiaceae
|
| ATWA | Atriplex watsonii A. Nels. | Watson's saltbush | Chenopodiaceae
|
| ATWE | Atriplex welshii C.A. Hanson | Welsh's saltbush | Chenopodiaceae
|
| ATWO | Atriplex wolfii S. Wats. | Wolf's saltweed | Chenopodiaceae
|
| ATWR | Atriplex wrightii S. Wats. | Wright's saltbush | Chenopodiaceae
|
| ATRIP | Atriplex L. | saltbush | Chenopodiaceae
|
| ATBE | Atropa bella-donna L. | belladonna | Solanaceae
|
| ATPH2 | Atropa physalodes L. | Nicandra physalodes | Solanaceae
|
| ATROP | Atropa L. | belladonna | Solanaceae
|
| ATCO8 | Attalea cohune C. Martius | Orbignya cohune | Arecaceae
|
| ATFU | Attalea funifera C. Martius ex Sprengel | Bahia piassaba palm | Arecaceae
|
| ATSP3 | Attalea speciosa C. Martius | Orbignya barbosiana | Arecaceae
|
| ATTAL | Attalea Kunth | attalea palm | Arecaceae
|
| AUDE | Aubrieta deltoidea (L.) DC. | lilacbush | Brassicaceae
|
| AUBRI2 | Aubrieta Adans. | lilacbush | Brassicaceae
|
| AUJA | Aucuba japonica Thunb. | | Cornaceae
|
| AUCUB | Aucuba Thunb. | acuba | Cornaceae
|
| AUME | Audibertia mearnsii Britt. | Salvia dorrii ssp. mearnsii | Lamiaceae
|
| AUVA | Audibertia vaseyi Porter | Salvia vaseyi | Lamiaceae
|
| AUPA2 | Auerodendron pauciflorum Alain | turtlefat | Rhamnaceae
|
| AUERO | Auerodendron Urban | auerodendron | Rhamnaceae
|