| Symbol | Scientific name | Common name/Accepted name (for synonyms) | Family |
| ABAM4 | Abama americana (Ker-Gawl.) Morong | Narthecium americanum | Liliaceae
|
| ABMO3 | Abama montana Small | Narthecium americanum | Liliaceae
|
| ABGR4 | Abelia �grandiflora (Andr�) Rehd. | glossy abelia | Caprifoliaceae
|
| ABELI | Abelia R. Br. | abelia | Caprifoliaceae
|
| ABES | Abelmoschus esculentus (L.) Moench | okra | Malvaceae
|
| ABMO | Abelmoschus moschatus Medik. | musk okra | Malvaceae
|
| ABELM | Abelmoschus Medik. | okra | Malvaceae
|
| ABCA4 | Aberia caffra Hook. f. & Harvey | Dovyalis caffra | Flacourtiaceae
|
| ABGA | Aberia gardneri D. Clos | Dovyalis hebecarpa | Flacourtiaceae
|
| ABAL3 | Abies alba Miller | silver fir | Pinaceae
|
| ABAM | Abies amabilis (Dougl. ex Loud.) Dougl. ex Forbes | Pacific silver fir | Pinaceae
|
| ABAR2 | Abies arizonica Merriam | Abies lasiocarpa var. arizonica | Pinaceae
|
| ABBAL | Abies balsamea (L.) P. Mill. ssp. lasiocarpa (Hook.) Boivin | Abies lasiocarpa var. lasiocarpa | Pinaceae
|
| ABBAF | Abies balsamea (L.) P. Mill. var. fallax (Engelm.) Boivin | Abies lasiocarpa var. lasiocarpa | Pinaceae
|
| ABBAP | Abies balsamea (L.) P. Mill. var. phanerolepis Fern. | Abies phanerolepis | Pinaceae
|
| ABBA | Abies balsamea (L.) P. Mill. | balsam fir | Pinaceae
|
| ABBI3 | Abies bifolia A. Murr. | Abies lasiocarpa var. lasiocarpa | Pinaceae
|
| ABBR | Abies bracteata (D. Don) D. Don ex Poit. | bristlecone fir | Pinaceae
|
| ABCOC | Abies concolor (Gord. & Glend.) Lindl. ex Hildebr. var. concolor | white fir | Pinaceae
|
| ABCOL | Abies concolor (Gord. & Glend.) Lindl. ex Hildebr. var. lowiana (Gord. & Glend.) Lemmon | white fir | Pinaceae
|
| ABCO | Abies concolor (Gord. & Glend.) Lindl. ex Hildebr. | white fir | Pinaceae
|
| ABFR | Abies fraseri (Pursh) Poir. | Fraser fir | Pinaceae
|
| ABGRG | Abies grandis (Dougl. ex D. Don) Lindl. var. grandis | grand fir | Pinaceae
|
| ABGRI | Abies grandis (Dougl. ex D. Don) Lindl. var. idahoensis Silba | grand fir | Pinaceae
|
| ABGR | Abies grandis (Dougl. ex D. Don) Lindl. | grand fir | Pinaceae
|
| ABHO | Abies homolepis Sieb. and Zucc. | | Pinaceae
|
| ABLAA | Abies lasiocarpa (Hook.) Nutt. var. arizonica (Merriam) Lemmon | corkbark fir | Pinaceae
|
| ABLAL | Abies lasiocarpa (Hook.) Nutt. var. lasiocarpa | subalpine fir | Pinaceae
|
| ABLA | Abies lasiocarpa (Hook.) Nutt. | subalpine fir | Pinaceae
|
| ABLO | Abies lowiana (Gord. & Glend.) A. Murr. | Abies concolor var. lowiana | Pinaceae
|
| ABMAS | Abies magnifica A. Murr. var. shastensis Lemmon | Abies shastensis | Pinaceae
|
| ABMA | Abies magnifica A. Murr. | California red fir | Pinaceae
|
| ABNO | Abies nobilis (Dougl. ex D. Don) Lindl. | Abies procera | Pinaceae
|
| ABPH | Abies �phanerolepis (Fern.) Liu | | Pinaceae
|
| ABPR | Abies procera Rehd. | noble fir | Pinaceae
|
| ABSH | Abies �shastensis (Lemmon) Lemmon | Shasta red fir | Pinaceae
|
| ABSU | Abies subalpina Engelmann | Abies lasiocarpa var. lasiocarpa | Pinaceae
|
| ABVE | Abies venusta (Dougl.) K. Koch | Abies bracteata | Pinaceae
|
| ABIES | Abies P. Mill. | fir | Pinaceae
|
| ABAB70 | Abietinella abietina (Hedw.) Fleisch. | abietinella moss | Thuidiaceae
|
| ABIET | Abietinella C. M�ll. | abietenella moss | Thuidiaceae
|
| ABMO4 | Abildgaardia monostachya (L.) Vahl | Abildgaardia ovata | Cyperaceae
|
| ABOV | Abildgaardia ovata (Burm. f.) Kral | flatspike sedge | Cyperaceae
|
| ABILD | Abildgaardia Vahl | sedge | Cyperaceae
|
| ABAC | Abronia acutalata Standl. | Abronia umbellata ssp. breviflora | Nyctaginaceae
|
| ABAL2 | Abronia alba Eastw. | whiteflower sand verbena | Nyctaginaceae
|
| ABAL | Abronia alpina Brandeg. | Ramshaw Meadows sand verbena | Nyctaginaceae
|
| ABAM2 | Abronia ameliae Lundell | Amelia's sand verbena | Nyctaginaceae
|
| ABAM3 | Abronia ammophila Greene | Wyoming sand verbena | Nyctaginaceae
|
| ABANA | Abronia angustifolia Greene var. arizonica (Standl.) Kearney & Peebles | Abronia angustifolia | Nyctaginaceae
|
| ABAN | Abronia angustifolia Greene | purple sand verbena | Nyctaginaceae
|
| ABAR | Abronia argillosa Welsh & Goodrich | clay sand verbena | Nyctaginaceae
|
| ABBI | Abronia bigelovii Heimerl | Galisteo sand verbena | Nyctaginaceae
|
| ABBR2 | Abronia breviflora Standl. | Abronia umbellata ssp. breviflora | Nyctaginaceae
|
| ABCA | Abronia carletonii Coult. & Fisher | Carleton's sand verbena | Nyctaginaceae
|
| ABCA3 | Abronia carnea Greene | Tripterocalyx carnea var. carnea | Nyctaginaceae
|
| ABCR | Abronia crux-maltae Kellogg | Tripterocalyx crux-maltae | Nyctaginaceae
|
| ABCY2 | Abronia cycloptera Gray | Tripterocalyx micranthus | Nyctaginaceae
|
| ABEL | Abronia elliptica A. Nels. | fragrant white sand verbena | Nyctaginaceae
|
| ABEX | Abronia exalata Standl. | Abronia turbinata | Nyctaginaceae
|
| ABFE | Abronia fendleri Standl. | Abronia ammophila | Nyctaginaceae
|
| ABFRE2 | Abronia fragrans Nutt. ex Hook. var. elliptica (A. Nels.) M.E. Jones | Abronia elliptica | Nyctaginaceae
|
| ABFRG2 | Abronia fragrans Nutt. ex Hook. var. glaucescens A. Nels. | Abronia fragrans | Nyctaginaceae
|
| ABFR2 | Abronia fragrans Nutt. ex Hook. | snowball sand verbena | Nyctaginaceae
|
| ABGR2 | Abronia gracilis Benth. | slender sand verbena | Nyctaginaceae
|
| ABIN2 | Abronia insularis Standl. | island sand verbena | Nyctaginaceae
|
| ABLA2 | Abronia latifolia Eschsch. | coastal sand verbena | Nyctaginaceae
|
| ABMA5 | Abronia macrocarpa L.A. Gal. | largefruit sand verbena | Nyctaginaceae
|
| ABMA2 | Abronia maritima Nutt. ex S. Wats. | red sand verbena | Nyctaginaceae
|
| ABME | Abronia mellifera Dougl. ex Hook. | white sand verbena | Nyctaginaceae
|
| ABMIP | Abronia micrantha Torr. var. pedunculata M.E. Jones | Tripterocalyx micranthus | Nyctaginaceae
|
| ABMI3 | Abronia micrantha Torr. | Tripterocalyx micranthus | Nyctaginaceae
|
| ABMI2 | Abronia minor Standl. | little sand verbena | Nyctaginaceae
|
| ABNAC2 | Abronia nana S. Wats. ssp. covillei (Heimerl) Munz | Abronia nana var. covillei | Nyctaginaceae
|
| ABNAC | Abronia nana S. Wats. var. covillei (Heimerl) Munz | Coville's dwarf sand verbena | Nyctaginaceae
|
| ABNAH | Abronia nana S. Wats. var. harrisii Welsh | Harris' dwarf sand verbena | Nyctaginaceae
|
| ABNAL | Abronia nana S. Wats. var. lanciformis M.E. Jones | Abronia nana var. nana | Nyctaginaceae
|
| ABNAN | Abronia nana S. Wats. var. nana | dwarf sand verbena | Nyctaginaceae
|
| ABNA | Abronia nana S. Wats. | dwarf sand verbena | Nyctaginaceae
|
| ABNE | Abronia neurophylla Standl. | beach sand verbena | Nyctaginaceae
|
| ABOR2 | Abronia orbiculata Standl. | Abronia turbinata | Nyctaginaceae
|
| ABPI2 | Abronia pinetorum Abrams | Abronia villosa var. aurita | Nyctaginaceae
|
| ABPL | Abronia platyphylla Standl. | broadleaf sand verbena | Nyctaginaceae
|
| ABPO | Abronia pogonantha Heimerl | Mojave sand verbena | Nyctaginaceae
|
| ABPU2 | Abronia pumila Rydb. | Abronia elliptica | Nyctaginaceae
|
| ABRA | Abronia ramosa Standl. | Abronia elliptica | Nyctaginaceae
|
| ABSA3 | Abronia salsa Rydb. | Abronia elliptica | Nyctaginaceae
|
| ABTO | Abronia torreyi Standl. | Abronia angustifolia | Nyctaginaceae
|
| ABTU | Abronia turbinata Torr. ex S. Wats. | transmontane sand verbena | Nyctaginaceae
|
| ABUMA2 | Abronia umbellata Lam. ssp. acutalata (Standl.) Tillett | Abronia umbellata ssp. breviflora | Nyctaginaceae
|
| ABUMA4 | Abronia umbellata Lam. ssp. alba (Eastw.) Munz | Abronia alba | Nyctaginaceae
|
| ABUMB | Abronia umbellata Lam. ssp. breviflora (Standl.) Munz | pink sand verbena | Nyctaginaceae
|
| ABUMP | Abronia umbellata Lam. ssp. platyphylla (Standl.) Munz | Abronia platyphylla | Nyctaginaceae
|
| ABUMU | Abronia umbellata Lam. ssp. umbellata | pink sand verbena | Nyctaginaceae
|
| ABUMV | Abronia umbellata Lam. ssp. variabilis (Standl.) Munz | variable pink sand verbena | Nyctaginaceae
|
| ABUMA3 | Abronia umbellata Lam. var. acutalata (Standl.) C.L. Hitchc. | Abronia umbellata ssp. breviflora | Nyctaginaceae
|
| ABUM | Abronia umbellata Lam. | pink sand verbena | Nyctaginaceae
|
| ABVA | Abronia variabilis Standl. | Abronia umbellata ssp. variabilis | Nyctaginaceae
|
| ABVIA | Abronia villosa S. Wats. var. aurita (Abrams) Jepson | desert sand verbena | Nyctaginaceae
|
| ABVIV | Abronia villosa S. Wats. var. villosa | desert sand verbena | Nyctaginaceae
|
| ABVI | Abronia villosa S. Wats. | desert sand verbena | Nyctaginaceae
|