List of Florida Plants
| Plant Name | Scientific Name | Plant CD | Family | Type |
|---|---|---|---|---|
| ?ilima | Sida cordifolia | SICO | Malvaceae | Dicot |
| abrupttip maiden fern | Thelypteris augescens | THAU | Thelypteridaceae | Fern |
| abrus | Abrus | ABRUS | Fabaceae | Dicot |
| acacia | Acacia | ACACI | Fabaceae | Dicot |
| Acapulco grass | Bouteloua dimorpha | BODI6 | Poaceae | Monocot |
| achicoria azul | Launaea intybacea | LAIN7 | Asteraceae | Dicot |
| acicarpha | Acicarpha | ACICA | Calyceraceae | Dicot |
| acidswamp yelloweyed grass | Xyris serotina | XYSE | Xyridaceae | Monocot |
| acrocomia | Acrocomia | ACROC | Arecaceae | Monocot |
| actinostachys | Actinostachys | ACTIN | Schizaeaceae | Fern |
| Acuna"s star orchid | Epidendrum acunae | EPAC | Orchidaceae | Monocot |
| acute spikerush | Eleocharis acutangula | ELAC5 | Cyperaceae | Monocot |
| Adam"s needle | Yucca filamentosa | YUFI | Agavaceae | Monocot |
| adder"s-mouth orchid | Malaxis | MALAX | Orchidaceae | Monocot |
| adderstongue | Ophioglossum | OPHIO | Ophioglossaceae | Fern |
| Addison"s rosette grass | Dichanthelium ovale var. addisonii | DIOVA | Poaceae | Monocot |
| African bristlegrass | Setaria sphacelata | SESP5 | Poaceae | Monocot |
| African dayflower | Commelina nigritana | CONI4 | Commelinaceae | Monocot |
| African horned cucumber | Cucumis metuliferus | CUME3 | Cucurbitaceae | Dicot |
| African mahogany | Khaya | KHAYA2 | Meliaceae | Dicot |
| African oil palm | Elaeis guineensis | ELGU | Arecaceae | Monocot |
| African rosemallow | Hibiscus acetosella | HIAC3 | Malvaceae | Dicot |
| African senna | Senna didymobotrya | SEDI8 | Fabaceae | Dicot |
| African signalgrass | Urochloa arrecta | URAR2 | Poaceae | Monocot |
| African tuliptree | Spathodea campanulata | SPCA2 | Bignoniaceae | Dicot |
| agave | Agave | AGAVE | Agavaceae | Monocot |
| agdestis | Agdestis | AGDES2 | Phytolaccaceae | Dicot |
| aglaonema | Aglaonema | AGLAO | Araceae | Monocot |
| agrimony | Agrimonia | AGRIM | Rosaceae | Dicot |
| ailanthus | Ailanthus | AILAN | Simaroubaceae | Dicot |
| air yam | Dioscorea bulbifera | DIBU | Dioscoreaceae | Monocot |
| airplant | Tillandsia | TILLA2 | Bromeliaceae | Monocot |
| airplant | Tillandsia ×floridana | TIFL4 | Bromeliaceae | Monocot |
| airplant | Tillandsia ×smalliana | TISM | Bromeliaceae | Monocot |
| Alabama azalea | Rhododendron alabamense | RHAL5 | Ericaceae | Dicot |
| Alabama cherry | Prunus alabamensis | PRAL7 | Rosaceae | Dicot |
| Alabama lipfern | Cheilanthes alabamensis | CHAL5 | Pteridaceae | Fern |
| Alabama milkvine | Matelea alabamensis | MAAL6 | Asclepiadaceae | Dicot |
| Alabama supplejack | Berchemia scandens | BESC | Rhamnaceae | Dicot |
| Alabama swamp flatsedge | Cyperus ligularis | CYLI | Cyperaceae | Monocot |
| Alachua bully | Sideroxylon alachuense | SIAL13 | Sapotaceae | Dicot |
| albizia | Albizia | ALBIZ | Fabaceae | Dicot |
| alder | Alnus | ALNUS | Betulaceae | Dicot |
| aleurites | Aleurites | ALEUR | Euphorbiaceae | Dicot |
| Alexander palm | Ptychosperma elegans | PTEL | Arecaceae | Monocot |
| alfalfa | Medicago | MEDIC | Fabaceae | Dicot |
| alfalfa | Medicago sativa | MESA | Fabaceae | Dicot |
| alfalfa | Medicago sativa ssp. sativa | MESAS | Fabaceae | Dicot |
| algal bulrush | Websteria | WEBST | Cyperaceae | Monocot |
| algal bulrush | Websteria confervoides | WECO | Cyperaceae | Monocot |
| allamanda | Allamanda | ALLAM | Apocynaceae | Dicot |
| Allegheny-spurge | Pachysandra procumbens | PAPR7 | Buxaceae | Dicot |
| alligator-flag | Thalia | THALI | Marantaceae | Monocot |
| alligatorlily | Hymenocallis palmeri | HYPA4 | Liliaceae | Monocot |
| alligatorweed | Alternanthera philoxeroides | ALPH | Amaranthaceae | Dicot |
| allspice | Pimenta dioica | PIDI2 | Myrtaceae | Dicot |
| aloe | Aloe | ALOE | Aloaceae | Monocot |
| aloe yucca | Yucca aloifolia | YUAL | Agavaceae | Monocot |
| alpine clubrush | Trichostigma | TRICH11 | Phytolaccaceae | Dicot |
| alpine violet | Viola labradorica | VILA10 | Violaceae | Dicot |
| alpinia | Alpinia | ALPIN | Zingiberaceae | Monocot |
| alsike clover | Trifolium hybridum | TRHY | Fabaceae | Dicot |
| alstonia | Alstonia | ALSTO | Apocynaceae | Dicot |
| alternateleaf dogwood | Cornus alternifolia | COAL2 | Cornaceae | Dicot |
| alvaradoa | Alvaradoa | ALVAR | Simaroubaceae | Dicot |
| alyce clover | Alysicarpus ovalifolius | ALOV | Fabaceae | Dicot |
| amamastla | Rumex chrysocarpus | RUCH3 | Polygonaceae | Dicot |
| amatungulu | Carissa macrocarpa | CAMA37 | Apocynaceae | Dicot |
| Amazon sprangletop | Leptochloa panicoides | LEPA3 | Poaceae | Monocot |
| Ambay pumpwood | Cecropia adenopus | CEAD2 | Cecropiaceae | Dicot |
| amberique-bean | Strophostyles helvola | STHE9 | Fabaceae | Dicot |
| American basswood | Tilia americana | TIAM | Tiliaceae | Dicot |
| American basswood | Tilia americana var. heterophylla | TIAMH | Tiliaceae | Dicot |
| American beautyberry | Callicarpa americana | CAAM2 | Verbenaceae | Dicot |
| American beech | Fagus grandifolia | FAGR | Fagaceae | Dicot |
| American bellflower | Campanulastrum americanum | CAAM18 | Campanulaceae | Dicot |
| American black elderberry | Sambucus nigra ssp. canadensis | SANIC4 | Caprifoliaceae | Dicot |
| American black nightshade | Solanum americanum | SOAM | Solanaceae | Dicot |
| American bladdernut | Staphylea trifolia | STTR | Staphyleaceae | Dicot |
| American bluehearts | Buchnera americana | BUAM | Scrophulariaceae | Dicot |
| American buckwheat vine | Brunnichia ovata | BROV4 | Polygonaceae | Dicot |
| American bur-reed | Sparganium americanum | SPAM | Sparganiaceae | Monocot |
| American burnweed | Erechtites hieraciifolia | ERHI2 | Asteraceae | Dicot |
| American burnweed | Erechtites hieraciifolia var. hieraciifolia | ERHIH | Asteraceae | Dicot |
| American cancer-root | Conopholis americana | COAM | Orobanchaceae | Dicot |
| American century plant | Agave americana | AGAM | Agavaceae | Monocot |
| American century plant | Agave americana ssp. americana | AGAMA | Agavaceae | Monocot |
| American century plant | Agave americana ssp. americana var. americana | AGAMA2 | Agavaceae | Monocot |
| American chestnut | Castanea dentata | CADE12 | Fagaceae | Dicot |
| American climbing fern | Lygodium palmatum | LYPA3 | Lygodiaceae | Fern |
| American cupscale | Sacciolepis striata | SAST | Poaceae | Monocot |
| American dodder | Cuscuta americana | CUAM3 | Cuscutaceae | Dicot |
| American eelgrass | Vallisneria americana | VAAM3 | Hydrocharitaceae | Monocot |
| American elm | Ulmus americana | ULAM | Ulmaceae | Dicot |
| American evergreen | Syngonium podophyllum | SYPO | Araceae | Monocot |
| American featherfoil | Hottonia inflata | HOIN | Primulaceae | Dicot |
| American halfchaff sedge | Lipocarpha maculata | LIMA4 | Cyperaceae | Monocot |
| American hogpeanut | Amphicarpaea bracteata | AMBR2 | Fabaceae | Dicot |
| American hogpeanut | Amphicarpaea bracteata var. bracteata | AMBRB | Fabaceae | Dicot |
| American holly | Ilex opaca | ILOP | Aquifoliaceae | Dicot |
| American holly | Ilex opaca var. arenicola | ILOPA | Aquifoliaceae | Dicot |
| American holly | Ilex opaca var. opaca | ILOPO | Aquifoliaceae | Dicot |
| American hornbeam | Carpinus caroliniana | CACA18 | Betulaceae | Dicot |
| American hornbeam | Carpinus caroliniana ssp. caroliniana | CACAC2 | Betulaceae | Dicot |
| American lopseed | Phryma leptostachya | PHLE5 | Verbenaceae | Dicot |
| American lotus | Nelumbo lutea | NELU | Nelumbonaceae | Dicot |
| American melonleaf | Cayaponia americana | CAAM15 | Cucurbitaceae | Dicot |
| American nailwort | Paronychia americana | PAAM3 | Caryophyllaceae | Dicot |
| American nailwort | Paronychia americana ssp. americana | PAAMA | Caryophyllaceae | Dicot |
| American nailwort | Paronychia americana ssp. pauciflora | PAAMP | Caryophyllaceae | Dicot |
| American plum | Prunus americana | PRAM | Rosaceae | Dicot |
| American pokeweed | Phytolacca americana | PHAM4 | Phytolaccaceae | Dicot |
| American pokeweed | Phytolacca americana var. americana | PHAMA3 | Phytolaccaceae | Dicot |
| American pokeweed | Phytolacca americana var. rigida | PHAMR | Phytolaccaceae | Dicot |
| American scurfpea | Cullen americanum | CUAM5 | Fabaceae | Dicot |
| American searocket | Cakile edentula | CAED | Brassicaceae | Dicot |
| American snowbell | Styrax americanus | STAM4 | Styracaceae | Dicot |
| American spongeplant | Limnobium spongia | LISP2 | Hydrocharitaceae | Monocot |
| American sycamore | Platanus occidentalis | PLOC | Platanaceae | Dicot |
| American water horehound | Lycopus americanus | LYAM | Lamiaceae | Dicot |
| American water-willow | Justicia americana | JUAM | Acanthaceae | Dicot |
| American white waterlily | Nymphaea odorata | NYOD | Nymphaeaceae | Dicot |
| American white waterlily | Nymphaea odorata ssp. odorata | NYODO | Nymphaeaceae | Dicot |
| American wild carrot | Daucus pusillus | DAPU3 | Apiaceae | Dicot |
| American wisteria | Wisteria frutescens | WIFR | Fabaceae | Dicot |
| American witchhazel | Hamamelis virginiana | HAVI4 | Hamamelidaceae | Dicot |
| Ames" lady"s tresses | Spiranthes amesiana | SPAM7 | Orchidaceae | Monocot |
| amianthium | Amianthium | AMIAN | Liliaceae | Monocot |
| ammi | Ammi | AMMI4 | Apiaceae | Dicot |
| amphitecna | Amphitecna | AMPHI7 | Bignoniaceae | Dicot |
| anchored water hyacinth | Eichhornia azurea | EIAZ2 | Pontederiaceae | Monocot |
| andira | Andira | ANDIR | Fabaceae | Dicot |
| anemia fern | Anemia | ANEMI | Anemiaceae | Fern |
| anemone | Anemone | ANEMO | Ranunculaceae | Dicot |
| angel"s-tears | Brugmansia suaveolens | BRSU3 | Solanaceae | Dicot |
| angelica | Angelica | ANGEL | Apiaceae | Dicot |
| angelon | Angelonia | ANGEL2 | Scrophulariaceae | Dicot |
| angelwing jasmine | Jasminum nitidum | JANI | Oleaceae | Dicot |
| anglestem beaksedge | Rhynchospora caduca | RHCA9 | Cyperaceae | Monocot |
| anglestem primrose-willow | Ludwigia leptocarpa | LULE4 | Onagraceae | Dicot |
| Angleton bluestem | Dichanthium aristatum | DIAR5 | Poaceae | Monocot |
| anglevein fern | Polypodium triseriale | POTR8 | Polypodiaceae | Fern |
| angularfruit milkvine | Matelea gonocarpos | MAGO | Asclepiadaceae | Dicot |
| anil de pasto | Indigofera suffruticosa | INSU | Fabaceae | Dicot |
| aniseia | Aniseia | ANISE | Convolvulaceae | Dicot |
| anisescented goldenrod | Solidago odora | SOOD | Asteraceae | Dicot |
| anisescented goldenrod | Solidago odora var. odora | SOODO | Asteraceae | Dicot |
| anisetree | Illicium | ILLIC | Illiciaceae | Dicot |
| annona | Annona | ANNON | Annonaceae | Dicot |
| annual blue-eyed grass | Sisyrinchium rosulatum | SIRO5 | Iridaceae | Monocot |
| annual bluegrass | Poa annua | POAN | Poaceae | Monocot |
| annual canarygrass | Phalaris canariensis | PHCA5 | Poaceae | Monocot |
| annual fescue | Vulpia myuros | VUMY | Poaceae | Monocot |
| annual fimbry | Fimbristylis annua | FIAN | Cyperaceae | Monocot |
| annual marsh elder | Iva annua | IVAN2 | Asteraceae | Dicot |
| annual marsh elder | Iva annua var. annua | IVANA | Asteraceae | Dicot |
| annual marsh elder | Iva annua var. caudata | IVANC | Asteraceae | Dicot |
| annual phlox | Phlox drummondii | PHDR | Polemoniaceae | Dicot |
| annual phlox | Phlox drummondii ssp. drummondii | PHDRD | Polemoniaceae | Dicot |
| annual rabbitsfoot grass | Polypogon monspeliensis | POMO5 | Poaceae | Monocot |
| annual ragweed | Ambrosia artemisiifolia | AMAR2 | Asteraceae | Dicot |
| annual ragweed | Ambrosia artemisiifolia var. elatior | AMARE | Asteraceae | Dicot |
| annual ragweed | Ambrosia artemisiifolia var. paniculata | AMARP | Asteraceae | Dicot |
| annual rush | Juncus abortivus | JUAB | Juncaceae | Monocot |
| annual seepweed | Suaeda linearis | SULI | Chenopodiaceae | Dicot |
| annual silver hairgrass | Aira elegans | AIEL4 | Poaceae | Monocot |
| annual trampweed | Facelis retusa | FARE | Asteraceae | Dicot |
| annual vernalgrass | Anthoxanthum aristatum | ANAR7 | Poaceae | Monocot |
| annual wallrocket | Diplotaxis muralis | DIMU2 | Brassicaceae | Dicot |
| annual wildrice | Zizania aquatica | ZIAQ | Poaceae | Monocot |
| annual wildrice | Zizania aquatica var. aquatica | ZIAQA2 | Poaceae | Monocot |
| annual yellow sweetclover | Melilotus indicus | MEIN2 | Fabaceae | Dicot |
| anoda | Anoda | ANODA | Malvaceae | Dicot |
| ant tree | Triplaris | TRIPL5 | Polygonaceae | Dicot |
| antigonon | Antigonon | ANTIG | Polygonaceae | Dicot |
| Antilles calophyllum | Calophyllum antillanum | CAAN22 | Clusiaceae | Dicot |
| Antilles fanpetals | Sida antillensis | SIAN5 | Malvaceae | Dicot |
| antlerfern | Ceratopteris | CERAT2 | Parkeriaceae | Fern |
| Apalachicola aster | Eurybia spinulosa | EUSP4 | Asteraceae | Dicot |
| Apalachicola doll"s daisy | Boltonia apalachicolensis | BOAP | Asteraceae | Dicot |
| Apalachicola false rosemary | Conradina glabra | COGL9 | Lamiaceae | Dicot |
| Apalachicola St. Johnswort | Hypericum chapmanii | HYCH2 | Clusiaceae | Dicot |
| Apalachicola toadflax | Nuttallanthus floridanus | NUFL | Scrophulariaceae | Dicot |
| Apalachicola wild indigo | Baptisia megacarpa | BAME | Fabaceae | Dicot |
| Appalachian blazing star | Liatris squarrulosa | LISQ2 | Asteraceae | Dicot |
| Appalachian mountainmint | Pycnanthemum flexuosum | PYFL | Lamiaceae | Dicot |
| Appalachian quillwort | Isoetes appalachiana | ISAP | Isoetaceae | Quillwort |
| appendage orchid | Prosthechea | PROST | Orchidaceae | Monocot |
| apple | Malus | MALUS | Rosaceae | Dicot |
| apple blossom | Cassia javanica | CAJA3 | Fabaceae | Dicot |
| apple blossom | Cassia javanica var. indochinensis | CAJAI | Fabaceae | Dicot |
| apple mint | Mentha suaveolens | MESU5 | Lamiaceae | Dicot |
| apple of Peru | Nicandra physalodes | NIPH | Solanaceae | Dicot |
| applecactus | Harrisia | HARRI2 | Cactaceae | Dicot |
| aptenia | Aptenia | APTEN | Aizoaceae | Dicot |
| apteria | Apteria | APTER | Burmanniaceae | Monocot |
| aquatic milkweed | Asclepias perennis | ASPE | Asclepiadaceae | Dicot |
| Arabian jasmine | Jasminum sambac | JASA | Oleaceae | Dicot |
| Arabian pea | Bituminaria bituminosa | BIBI4 | Fabaceae | Dicot |
| aralia | Polyscias | POLYS4 | Araliaceae | Dicot |
| araucaria | Araucaria | ARAUC2 | Araucariaceae | Gymnosperm |
| arborescent pricklypear | Opuntia leucotricha | OPLE2 | Cactaceae | Dicot |
| Arcadian St. Johnswort | Hypericum edisonianum | HYED | Clusiaceae | Dicot |
| Argentine fingergrass | Eustachys retusa | EURE5 | Poaceae | Monocot |
| Argentine senna | Senna corymbosa | SECO9 | Fabaceae | Dicot |
| argyreia | Argyreia | ARGYR2 | Convolvulaceae | Dicot |
| Arizona signalgrass | Urochloa arizonica | URAR | Poaceae | Monocot |
| Arkansas dozedaisy | Aphanostephus skirrhobasis | APSK | Asteraceae | Dicot |
| Arkansas dozedaisy | Aphanostephus skirrhobasis var. thalassius | APSKT | Asteraceae | Dicot |
| Arkansas oak | Quercus arkansana | QUAR2 | Fagaceae | Dicot |
| armoracia | Armoracia | ARMOR | Brassicaceae | Dicot |
| arnica | Arnica | ARNIC | Asteraceae | Dicot |
| aroma | Dichrostachys cinerea | DICI2 | Fabaceae | Dicot |
| arrasa con todo | Gomphrena serrata | GOSE | Amaranthaceae | Dicot |
| arrow arum | Peltandra | PELTA | Araceae | Monocot |
| arrow bamboo | Pseudosasa | PSEUD9 | Poaceae | Monocot |
| arrow bamboo | Pseudosasa japonica | PSJA | Poaceae | Monocot |
| arrowfeather threeawn | Aristida purpurascens | ARPU8 | Poaceae | Monocot |
| arrowfeather threeawn | Aristida purpurascens var. purpurascens | ARPUP4 | Poaceae | Monocot |
| arrowfeather threeawn | Aristida purpurascens var. tenuispica | ARPUT | Poaceae | Monocot |
| arrowfeather threeawn | Aristida purpurascens var. virgata | ARPUV | Poaceae | Monocot |
| arrowgrass | Triglochin | TRIGL | Juncaginaceae | Monocot |
| arrowhead | Sagittaria | SAGIT | Alismataceae | Monocot |
| arrowhead rattlebox | Crotalaria sagittalis | CRSA4 | Fabaceae | Dicot |
| arrowleaf butterfly pea | Centrosema sagittatum | CESA6 | Fabaceae | Dicot |
| arrowleaf clover | Trifolium vesiculosum | TRVE | Fabaceae | Dicot |
| arrowleaf elephant"s ear | Xanthosoma sagittifolium | XASA2 | Araceae | Monocot |
| arrowleaf tearthumb | Polygonum sagittatum | POSA5 | Polygonaceae | Dicot |
| arrowroot | Maranta arundinacea | MAAR3 | Marantaceae | Monocot |
| artillery plant | Pilea trianthemoides | PITR4 | Urticaceae | Dicot |
| ash | Fraxinus | FRAXI | Oleaceae | Dicot |
| Ashe"s calamint | Clinopodium ashei | CLAS2 | Lamiaceae | Dicot |
| Ashe"s magnolia | Magnolia ashei | MAAS | Magnoliaceae | Dicot |
| Asian crabgrass | Digitaria bicornis | DIBI | Poaceae | Monocot |
| Asian indigo | Indigofera oxycarpa | INOX | Fabaceae | Dicot |
| Asian marshweed | Limnophila sessiliflora | LISE3 | Scrophulariaceae | Dicot |
| Asian nakedwood | Colubrina asiatica | COAS3 | Rhamnaceae | Dicot |
| Asian pigeonwings | Clitoria ternatea | CLTE3 | Fabaceae | Dicot |
| Asian ponysfoot | Dichondra micrantha | DIMI | Convolvulaceae | Dicot |
| Asian spiderflower | Cleome viscosa | CLVI9 | Capparaceae | Dicot |
| Asian spikesedge | Kyllinga squamulata | KYSQ | Cyperaceae | Monocot |
| Asian swordfern | Nephrolepis multiflora | NEMU | Dryopteridaceae | Fern |
| Asian taro | Alocasia odora | ALOD3 | Araceae | Monocot |
| Asian watermeal | Wolffia globosa | WOGL3 | Lemnaceae | Monocot |
| Asiatic dayflower | Commelina communis | COCO3 | Commelinaceae | Monocot |
| Asiatic dewflower | Murdannia spirata | MUSP | Commelinaceae | Monocot |
| asparagus | Asparagus | ASPAR | Liliaceae | Monocot |
| asplenium ladyfern | Athyrium filix-femina ssp. asplenioides | ATFIA2 | Dryopteridaceae | Fern |
| Assyrian plum | Cordia myxa | COMY | Boraginaceae | Dicot |
| aster | Oclemena | OCLEM | Asteraceae | Dicot |
| aster | Ionactis | IONAC | Asteraceae | Dicot |
| aster | Eurybia | EURYB | Asteraceae | Dicot |
| aster | Symphyotrichum | SYMPH4 | Asteraceae | Dicot |
| asthmaweed | Conyza bonariensis | COBO | Asteraceae | Dicot |
| asystasia | Asystasia | ASYST | Acanthaceae | Dicot |
| Atamasco lily | Zephyranthes atamasca | ZEAT | Liliaceae | Monocot |
| Atlantic goldenrod | Solidago arguta | SOAR | Asteraceae | Dicot |
| Atlantic goldenrod | Solidago arguta var. caroliniana | SOARC | Asteraceae | Dicot |
| Atlantic pigeonwings | Clitoria mariana | CLMA4 | Fabaceae | Dicot |
| Atlantic poison oak | Toxicodendron pubescens | TOPU2 | Anacardiaceae | Dicot |
| Atlantic St. John"s-Wort | Hypericum tenuifolium | HYTE11 | Clusiaceae | Dicot |
| Atlantic white cedar | Chamaecyparis thyoides | CHTH2 | Cupressaceae | Gymnosperm |
| attorney | Clusia | CLUSI | Clusiaceae | Dicot |
| Australian almond | Terminalia muelleri | TEMU2 | Combretaceae | Dicot |
| Australian Water-Clover | Marsilea mutica | MAMU2 | Marsileaceae | Fern |
| Australian waterbuttons | Cotula australis | COAU3 | Asteraceae | Dicot |
| autumn bluegrass | Poa autumnalis | POAU | Poaceae | Monocot |
| autumn coralroot | Corallorhiza odontorhiza | COOD7 | Orchidaceae | Monocot |
| autumn coralroot | Corallorhiza odontorhiza var. odontorhiza | COODO2 | Orchidaceae | Monocot |
| autumn olive | Elaeagnus umbellata | ELUM | Elaeagnaceae | Dicot |
| autumn olive | Elaeagnus umbellata var. parvifolia | ELUMP | Elaeagnaceae | Dicot |
| autumn zephyrlily | Zephyranthes candida | ZECA | Liliaceae | Monocot |
| avocado | Persea americana | PEAM3 | Lauraceae | Dicot |
| Avon Park rattlebox | Crotalaria avonensis | CRAV | Fabaceae | Dicot |
| awl-leaf arrowhead | Sagittaria subulata | SASU | Alismataceae | Monocot |
| awlfruit sedge | Carex stipata | CAST5 | Cyperaceae | Monocot |
| awned halfchaff sedge | Lipocarpha aristulata | LIAR6 | Cyperaceae | Monocot |
| awned mountainmint | Pycnanthemum setosum | PYSE2 | Lamiaceae | Dicot |
| axilflower | Mecardonia acuminata | MEAC | Scrophulariaceae | Dicot |
| axilflower | Mecardonia acuminata var. acuminata | MEACA | Scrophulariaceae | Dicot |
| axilflower | Mecardonia acuminata var. microphylla | MEACM | Scrophulariaceae | Dicot |
| axilflower | Mecardonia acuminata var. peninsularis | MEACP | Scrophulariaceae | Dicot |
| ayenia | Ayenia | AYENI | Sterculiaceae | Dicot |
| Aztec marigold | Tagetes erecta | TAER | Asteraceae | Dicot |
| azure blue sage | Salvia azurea | SAAZ | Lamiaceae | Dicot |
| azure blue sage | Salvia azurea var. azurea | SAAZA | Lamiaceae | Dicot |
| baby blue eyes | Nemophila | NEMOP | Hydrophyllaceae | Dicot |
| baby jump-up | Mecardonia procumbens | MEPR2 | Scrophulariaceae | Dicot |
| baby rubberplant | Peperomia obtusifolia | PEOB2 | Piperaceae | Dicot |
| baby"s breath | Gypsophila paniculata | GYPA | Caryophyllaceae | Dicot |
| baby"s-breath | Gypsophila | GYPSO | Caryophyllaceae | Dicot |
| baccharis | Baccharis | BACCH | Asteraceae | Dicot |
| bagpod | Sesbania vesicaria | SEVE | Fabaceae | Dicot |
| Bahama brake | Pteris bahamensis | PTBA | Pteridaceae | Fern |
| Bahama maidenbush | Savia bahamensis | SABA6 | Euphorbiaceae | Dicot |
| Bahama manjack | Cordia bahamensis | COBA4 | Boraginaceae | Dicot |
| Bahama nightshade | Solanum bahamense | SOBA | Solanaceae | Dicot |
| Bahama nightshade | Solanum bahamense var. bahamense | SOBAB | Solanaceae | Dicot |
| Bahama nightshade | Solanum bahamense var. luxurians | SOBAL | Solanaceae | Dicot |
| Bahama sachsia | Sachsia polycephala | SAPO3 | Asteraceae | Dicot |
| Bahama wild coffee | Psychotria ligustrifolia | PSLI2 | Rubiaceae | Dicot |
| Bahaman aster | Symphyotrichum bahamense | SYBA5 | Asteraceae | Dicot |
| Bahia lovegrass | Eragrostis bahiensis | ERBA | Poaceae | Monocot |
| bahiagrass | Paspalum notatum | PANO2 | Poaceae | Monocot |
| bahiagrass | Paspalum notatum var. notatum | PANON | Poaceae | Monocot |
| bahiagrass | Paspalum notatum var. saurae | PANOS | Poaceae | Monocot |
| bald bedstraw | Galium orizabense | GAOR2 | Rubiaceae | Dicot |
| bald bedstraw | Galium orizabense ssp. laevicaule | GAORL | Rubiaceae | Dicot |
| bald brome | Bromus racemosus | BRRA2 | Poaceae | Monocot |
| bald cypress | Taxodium | TAXOD | Cupressaceae | Gymnosperm |
| bald cypress | Taxodium distichum | TADI2 | Cupressaceae | Gymnosperm |
| Baldwin"s beaksedge | Rhynchospora baldwinii | RHBA | Cyperaceae | Monocot |
| Baldwin"s eryngo | Eryngium baldwinii | ERBA6 | Apiaceae | Dicot |
| Baldwin"s flatsedge | Cyperus croceus | CYCR6 | Cyperaceae | Monocot |
| Baldwin"s milkvine | Matelea baldwyniana | MABA3 | Asclepiadaceae | Dicot |
| Baldwin"s milkwort | Polygala balduinii | POBA4 | Polygalaceae | Dicot |
| Baldwin"s nailwort | Paronychia baldwinii | PABA3 | Caryophyllaceae | Dicot |
| Baldwin"s nailwort | Paronychia baldwinii ssp. baldwinii | PABAB | Caryophyllaceae | Dicot |
| Baldwin"s nailwort | Paronychia baldwinii ssp. riparia | PABAR | Caryophyllaceae | Dicot |
| Baldwin"s nutrush | Scleria baldwinii | SCBA2 | Cyperaceae | Monocot |
| Baldwin"s spikerush | Eleocharis baldwinii | ELBA2 | Cyperaceae | Monocot |
| Baldwin"s yelloweyed grass | Xyris baldwiniana | XYBA | Xyridaceae | Monocot |
| ballast eryngo | Eryngium divaricatum | ERDI8 | Apiaceae | Dicot |
| balloon vine | Cardiospermum halicacabum | CAHA13 | Sapindaceae | Dicot |
| balloonvine | Cardiospermum | CARDI2 | Sapindaceae | Dicot |
| balm | Dicerandra | DICER | Lamiaceae | Dicot |
| balm | Dicerandra ×thinicola | DITH3 | Lamiaceae | Dicot |
| balsam groundsel | Packera paupercula | PAPA20 | Asteraceae | Dicot |
| balsam torchwood | Amyris balsamifera | AMBA2 | Rutaceae | Dicot |
| balsampear | Momordica charantia | MOCH2 | Cucurbitaceae | Dicot |
| balsamscale grass | Elionurus | ELION | Poaceae | Monocot |
| Baltzell"s sedge | Carex baltzellii | CABA8 | Cyperaceae | Monocot |
| bamboo | Bambusa | BAMBU | Poaceae | Monocot |
| bamboo | Phyllostachys | PHYLL6 | Poaceae | Monocot |
| banana | Musa | MUSA2 | Musaceae | Monocot |
| bandanna of the Everglades | Canna flaccida | CAFL11 | Cannaceae | Monocot |
| baneberry | Actaea | ACTAE | Ranunculaceae | Dicot |
| Barbados aloe | Aloe vera | ALVE2 | Aloaceae | Monocot |
| Barbados cherry | Malpighia emarginata | MAEM | Malpighiaceae | Dicot |
| Barbados nut | Jatropha curcas | JACU2 | Euphorbiaceae | Dicot |
| Barbados shrub | Pereskia aculeata | PEAC2 | Cactaceae | Dicot |
| Barbara"s buttons | Marshallia | MARSH | Asteraceae | Dicot |
| Barbary fig | Opuntia ficus-indica | OPFI | Cactaceae | Dicot |
| barbas de indio | Andropogon bicornis | ANBI | Poaceae | Monocot |
| barberry | Mahonia | MAHON | Berberidaceae | Dicot |
| Barberton daisy | Gerbera jamesonii | GEJA | Asteraceae | Dicot |
| barley | Hordeum | HORDE | Poaceae | Monocot |
| barnyardgrass | Echinochloa crus-galli | ECCR | Poaceae | Monocot |
| barrens silky aster | Symphyotrichum pratense | SYPR7 | Asteraceae | Dicot |
| Bartram"s airplant | Tillandsia bartramii | TIBA3 | Bromeliaceae | Monocot |
| Bartram"s ixia | Calydorea coelestina | CACO72 | Iridaceae | Monocot |
| Bartram"s rose gentian | Sabatia bartramii | SABA8 | Gentianaceae | Dicot |
| basil | Ocimum | OCIMU | Lamiaceae | Dicot |
| basiphyllaea | Basiphyllaea | BASIP | Orchidaceae | Monocot |
| basket fern | Drynaria | DRYNA | Polypodiaceae | Fern |
| basket fern | Drynaria quercifolia | DRQU2 | Polypodiaceae | Fern |
| basketgrass | Oplismenus | OPLIS | Poaceae | Monocot |
| basketgrass | Oplismenus hirtellus | OPHI | Poaceae | Monocot |
| basketgrass | Oplismenus hirtellus ssp. setarius | OPHIS | Poaceae | Monocot |
| basketplant | Callisia fragrans | CAFR6 | Commelinaceae | Monocot |
| basswood | Tilia | TILIA | Tiliaceae | Dicot |
| bastard copperleaf | Acalypha chamaedryfolia | ACCH2 | Euphorbiaceae | Dicot |
| bastard oak | Quercus sinuata | QUSI | Fagaceae | Dicot |
| bastard oak | Quercus sinuata var. sinuata | QUSIS | Fagaceae | Dicot |
| bastard stopper | Petitia domingensis | PEDO | Verbenaceae | Dicot |
| bastard white oak | Quercus austrina | QUAU | Fagaceae | Dicot |
| bastard white oak | Quercus ×beadlei | QUBE | Fagaceae | Dicot |
| bauhinia | Bauhinia | BAUHI | Fabaceae | Dicot |
| bauhinia | Bauhinia ×blakeana | BABL | Fabaceae | Dicot |
| bay | Persea | PERSE | Lauraceae | Dicot |
| Bay Biscayne creeping-oxeye | Sphagneticola trilobata | SPTR6 | Asteraceae | Dicot |
| bay cedar | Suriana maritima | SUMA2 | Surianaceae | Dicot |
| Bay County Indian plantain | Arnoglossum album | ARAL30 | Asteraceae | Dicot |
| bay lobelia | Lobelia feayana | LOFE2 | Campanulaceae | Dicot |
| bay starvine | Schisandra glabra | SCGL7 | Schisandraceae | Dicot |
| baybean | Canavalia rosea | CARO26 | Fabaceae | Dicot |
| bayberry | Morella | MOREL2 | Myricaceae | Dicot |
| bayhops | Ipomoea pes-caprae | IPPE | Convolvulaceae | Dicot |
| be still tree | Rauvolfia tetraphylla | RATE8 | Apocynaceae | Dicot |
| beach clustervine | Jacquemontia reclinata | JARE | Convolvulaceae | Dicot |
| beach creeping oxeye | Pascalia glauca | PAGL9 | Asteraceae | Dicot |
| beach evening primrose | Oenothera drummondii | OEDR | Onagraceae | Dicot |
| beach false foxglove | Agalinis fasciculata | AGFA2 | Scrophulariaceae | Dicot |
| beach moonflower | Ipomoea violacea | IPVI | Convolvulaceae | Dicot |
| beach morning-glory | Ipomoea imperati | IPIM | Convolvulaceae | Dicot |
| beach naupaka | Scaevola sericea | SCSE6 | Goodeniaceae | Dicot |
| beach naupaka | Scaevola sericea var. sericea | SCSES | Goodeniaceae | Dicot |
| beach naupaka | Scaevola sericea var. taccada | SCSET | Goodeniaceae | Dicot |
| beach sheoak | Casuarina equisetifolia | CAEQ | Casuarinaceae | Dicot |
| beach spiderlily | Hymenocallis littoralis | HYLI8 | Liliaceae | Monocot |
| beachstar | Remirea | REMIR | Cyperaceae | Monocot |
| beachstar | Remirea maritima | REMA3 | Cyperaceae | Monocot |
| beadfern | Hypolepis | HYPOL | Dennstaedtiaceae | Fern |
| beadtree | Adenanthera | ADENA | Fabaceae | Dicot |
| beaked agrimony | Agrimonia rostellata | AGRO3 | Rosaceae | Dicot |
| beaked cornsalad | Valerianella radiata | VARA | Valerianaceae | Dicot |
| beaked panicgrass | Panicum anceps | PAAN | Poaceae | Monocot |
| beaked spikerush | Eleocharis rostellata | ELRO2 | Cyperaceae | Monocot |
| beaksedge | Rhynchospora | RHYNC3 | Cyperaceae | Monocot |
| Beale"s barberry | Mahonia bealei | MABE2 | Berberidaceae | Dicot |
| bean | Phaseolus | PHASE | Fabaceae | Dicot |
| bear tupelo | Nyssa ursina | NYUR2 | Cornaceae | Dicot |
| beard lichen | Usnea | USNEA2 | Parmeliaceae | Lichen |
| bearded flatsedge | Cyperus squarrosus | CYSQ | Cyperaceae | Monocot |
| bearded grasspink | Calopogon barbatus | CABA | Orchidaceae | Monocot |
| bearded milkvetch | Astragalus villosus | ASVI6 | Fabaceae | Dicot |
| bearded shorthusk | Brachyelytrum erectum | BRER2 | Poaceae | Monocot |
| bearded skeletongrass | Gymnopogon ambiguus | GYAM | Poaceae | Monocot |
| bearded sprangletop | Leptochloa fusca ssp. fascicularis | LEFUF | Poaceae | Monocot |
| beardgrass | Bothriochloa | BOTHR | Poaceae | Monocot |
| beardtongue | Penstemon | PENST | Scrophulariaceae | Dicot |
| beargrass | Nolina | NOLIN | Liliaceae | Monocot |
| beautiful hawthorn | Crataegus pulcherrima | CRPU9 | Rosaceae | Dicot |
| beautyberry | Callicarpa | CALLI2 | Verbenaceae | Dicot |
| bedstraw | Galium | GALIU | Rubiaceae | Dicot |
| bedstraw St. Johnswort | Hypericum galioides | HYGA | Clusiaceae | Dicot |
| bee wattle | Acacia sphaerocephala | ACSP4 | Fabaceae | Dicot |
| beebalm | Monarda | MONAR | Lamiaceae | Dicot |
| beeblossom | Gaura | GAURA | Onagraceae | Dicot |
| beech | Fagus | FAGUS | Fagaceae | Dicot |
| beechdrops | Epifagus | EPIFA | Orobanchaceae | Dicot |
| beechdrops | Epifagus virginiana | EPVI2 | Orobanchaceae | Dicot |
| beechfern | Phegopteris | PHEGO | Thelypteridaceae | Fern |
| beefsteakplant | Perilla frutescens | PEFR4 | Lamiaceae | Dicot |
| beefsteakplant | Perilla frutescens var. frutescens | PEFRF2 | Lamiaceae | Dicot |
| beeftree | Guapira discolor | GUDI | Nyctaginaceae | Dicot |
| beggarticks | Bidens | BIDEN | Asteraceae | Dicot |
| begonia | Begonia | BEGON | Begoniaceae | Dicot |
| belamcanda | Belamcanda | BELAM | Iridaceae | Monocot |
| bell-flower pricklypear | Opuntia tenuiflora | OPTE2 | Cactaceae | Dicot |
| bellflower | Campanulastrum | CAMPA2 | Campanulaceae | Dicot |
| bellflower | Campanula | CAMPA | Campanulaceae | Dicot |
| bellwort | Uvularia | UVULA | Liliaceae | Monocot |
| bellyache bush | Jatropha gossypiifolia | JAGO | Euphorbiaceae | Dicot |
| bellyache bush | Jatropha gossypiifolia var. elegans | JAGOE | Euphorbiaceae | Dicot |
| bellyache bush | Jatropha gossypiifolia var. gossypiifolia | JAGOG | Euphorbiaceae | Dicot |
| Bengal trumpet | Thunbergia grandiflora | THGR3 | Acanthaceae | Dicot |
| bent alligator-flag | Thalia geniculata | THGE2 | Marantaceae | Monocot |
| bent sedge | Carex styloflexa | CAST9 | Cyperaceae | Monocot |
| bentawn flatsedge | Cyperus reflexus | CYRE2 | Cyperaceae | Monocot |
| bentgrass | Agrostis | AGROS2 | Poaceae | Monocot |
| bentspur orchid | Campylocentrum | CAMPY2 | Orchidaceae | Monocot |
| Bermuda buttercup | Oxalis pes-caprae | OXPE | Oxalidaceae | Dicot |
| Bermudagrass | Cynodon | CYNOD | Poaceae | Monocot |
| Bermudagrass | Cynodon dactylon | CYDA | Poaceae | Monocot |
| Beyrich threeawn | Aristida beyrichiana | ARBE7 | Poaceae | Monocot |
| Beyrich"s fleabane | Erigeron strigosus var. beyrichii | ERSTB | Asteraceae | Dicot |
| Beyrich"s hooded orchid | Galeandra bicarinata | GABI6 | Orchidaceae | Monocot |
| bicolored spleenwort | Asplenium heterochroum | ASHE3 | Aspleniaceae | Fern |
| big bluestem | Andropogon gerardii | ANGE | Poaceae | Monocot |
| big caltrop | Kallstroemia maxima | KAMA | Zygophyllaceae | Dicot |
| big carpetgrass | Axonopus furcatus | AXFU | Poaceae | Monocot |
| big chickweed | Cerastium fontanum ssp. vulgare | CEFOV2 | Caryophyllaceae | Dicot |
| big cordgrass | Spartina cynosuroides | SPCY | Poaceae | Monocot |
| big cypress star orchid | Epidendrum strobiliferum | EPST2 | Orchidaceae | Monocot |
| big floatingheart | Nymphoides aquatica | NYAQ | Menyanthaceae | Dicot |
| big sandbur | Cenchrus myosuroides | CEMY | Poaceae | Monocot |
| big trefoil | Lotus pedunculatus | LOPE80 | Fabaceae | Dicot |
| big yellow velvetleaf | Wissadula amplissima | WIAM | Malvaceae | Dicot |
| big-horn bog orchid | Habenaria macroceratitis | HAMA10 | Orchidaceae | Monocot |
| big-mouth star orchid | Epidendrum amphistomum | EPAM3 | Orchidaceae | Monocot |
| bigbract verbena | Verbena bracteata | VEBR | Verbenaceae | Dicot |
| bigflower pawpaw | Asimina obovata | ASOB6 | Annonaceae | Dicot |
| bigfoot waterclover | Marsilea macropoda | MAMA9 | Marsileaceae | Fern |
| bighead rush | Juncus megacephalus | JUME | Juncaceae | Monocot |
| bigleaf bristlegrass | Setaria megaphylla | SEME6 | Poaceae | Monocot |
| bigleaf snowbell | Styrax grandifolius | STGR4 | Styracaceae | Dicot |
| bignonia | Bignonia | BIGNO | Bignoniaceae | Dicot |
| bigpod sesbania | Sesbania herbacea | SEHE8 | Fabaceae | Dicot |
| bigseed alfalfa dodder | Cuscuta indecora | CUIN | Cuscutaceae | Dicot |
| bigseed alfalfa dodder | Cuscuta indecora var. indecora | CUINI | Cuscutaceae | Dicot |
| bigtop lovegrass | Eragrostis hirsuta | ERHI | Poaceae | Monocot |
| billbergia | Billbergia | BILLB | Bromeliaceae | Monocot |
| billion-dollar grass | Echinochloa frumentacea | ECFR | Poaceae | Monocot |
| Biltmore"s carrionflower | Smilax biltmoreana | SMBI | Smilacaceae | Monocot |
| bindweed | Convolvulus | CONVO | Convolvulaceae | Dicot |
| bindweed dwarf morning-glory | Evolvulus convolvuloides | EVCO | Convolvulaceae | Dicot |
| birch | Betula | BETUL | Betulaceae | Dicot |
| birdbill woodoats | Chasmanthium ornithorhynchum | CHOR3 | Poaceae | Monocot |
| birdeye speedwell | Veronica persica | VEPE3 | Scrophulariaceae | Dicot |
| Birmingham blackberry | Rubus probativus | RUPR5 | Rosaceae | Dicot |
| Biscayne pricklyash | Zanthoxylum coriaceum | ZACO | Rutaceae | Dicot |
| bishopwood | Bischofia | BISCH | Euphorbiaceae | Dicot |
| bitter dock | Rumex obtusifolius | RUOB | Polygonaceae | Dicot |
| bitter ginger | Zingiber zerumbet | ZIZE | Zingiberaceae | Monocot |
| bitter panicgrass | Panicum amarum var. amarum | PAAMA3 | Poaceae | Monocot |
| bitter panicgrass | Panicum amarum | PAAM2 | Poaceae | Monocot |
| bitterbush | Picramnia | PICRA | Simaroubaceae | Dicot |
| bittercress | Cardamine | CARDA | Brassicaceae | Dicot |
| bitternut hickory | Carya cordiformis | CACO15 | Juglandaceae | Dicot |
| bittersweet | Celastrus | CELAS | Celastraceae | Dicot |
| bituminaria | Bituminaria | BITUM | Fabaceae | Dicot |
| black bindweed | Polygonum convolvulus | POCO10 | Polygonaceae | Dicot |
| black bindweed | Polygonum convolvulus var. convolvulus | POCOC2 | Polygonaceae | Dicot |
| black bogrush | Schoenus nigricans | SCNI | Cyperaceae | Monocot |
| black calabash | Amphitecna latifolia | AMLA4 | Bignoniaceae | Dicot |
| black cherry | Prunus serotina | PRSE2 | Rosaceae | Dicot |
| black cherry | Prunus serotina var. serotina | PRSES | Rosaceae | Dicot |
| black edge sedge | Carex nigromarginata | CANI3 | Cyperaceae | Monocot |
| black elderberry | Sambucus nigra | SANI4 | Caprifoliaceae | Dicot |
| black highbush blueberry | Vaccinium fuscatum | VAFU | Ericaceae | Dicot |
| black locust | Robinia pseudoacacia | ROPS | Fabaceae | Dicot |
| black mangrove | Avicennia germinans | AVGE | Verbenaceae | Dicot |
| black mangrove | Lumnitzera | LUMNI | Combretaceae | Dicot |
| black medick | Medicago lupulina | MELU | Fabaceae | Dicot |
| black mustard | Brassica nigra | BRNI | Brassicaceae | Dicot |
| black nightshade | Solanum nigrum | SONI | Solanaceae | Dicot |
| black oak | Quercus velutina | QUVE | Fagaceae | Dicot |
| black poui | Jacaranda mimosifolia | JAMI | Bignoniaceae | Dicot |
| black sage | Cordia curassavica | COCU4 | Boraginaceae | Dicot |
| black sapote | Diospyros digyna | DIDI15 | Ebenaceae | Dicot |
| black spikerush | Eleocharis nigrescens | ELNI2 | Cyperaceae | Monocot |
| black walnut | Juglans nigra | JUNI | Juglandaceae | Dicot |
| black willow | Salix nigra | SANI | Salicaceae | Dicot |
| blackbead | Pithecellobium | PITHE | Fabaceae | Dicot |
| blackbead | Pithecellobium bahamense | PIBA5 | Fabaceae | Dicot |
| blackberry | Rubus | RUBUS | Rosaceae | Dicot |
| blackberry lily | Belamcanda chinensis | BECH | Iridaceae | Monocot |
| blackbract pipewort | Eriocaulon nigrobracteatum | ERNI7 | Eriocaulaceae | Monocot |
| blackdisk medick | Medicago orbicularis | MEOR2 | Fabaceae | Dicot |
| blackeyed Susan | Rudbeckia hirta | RUHI2 | Asteraceae | Dicot |
| blackeyed Susan | Rudbeckia hirta var. angustifolia | RUHIA | Asteraceae | Dicot |
| blackeyed Susan | Rudbeckia hirta var. floridana | RUHIF | Asteraceae | Dicot |
| blackeyed Susan | Rudbeckia hirta var. pulcherrima | RUHIP | Asteraceae | Dicot |
| blackeyed Susan vine | Thunbergia alata | THAL3 | Acanthaceae | Dicot |
| blackfoot | Melampodium | MELAM | Asteraceae | Dicot |
| blackfruit spikerush | Eleocharis melanocarpa | ELME | Cyperaceae | Monocot |
| blackgum | Nyssa sylvatica | NYSY | Cornaceae | Dicot |
| blackjack oak | Quercus marilandica | QUMA3 | Fagaceae | Dicot |
| blackjack oak | Quercus marilandica var. marilandica | QUMAM2 | Fagaceae | Dicot |
| blackroot | Pterocaulon | PTERO2 | Asteraceae | Dicot |
| blackseed plantain | Plantago rugelii | PLRU | Plantaginaceae | Dicot |
| blackseed plantain | Plantago rugelii var. rugelii | PLRUR | Plantaginaceae | Dicot |
| blackseed speargrass | Piptochaetium avenaceum | PIAV | Poaceae | Monocot |
| blacksenna | Seymeria | SEYME | Scrophulariaceae | Dicot |
| blackstem spleenwort | Asplenium resiliens | ASRE | Aspleniaceae | Fern |
| blacktorch | Erithalis | ERITH | Rubiaceae | Dicot |
| blacktorch | Erithalis fruticosa | ERFR4 | Rubiaceae | Dicot |
| bladderfern | Cystopteris | CYSTO | Dryopteridaceae | Fern |
| bladdermallow | Herissantia crispa | HECR3 | Malvaceae | Dicot |
| bladdernut | Staphylea | STAPH | Staphyleaceae | Dicot |
| bladderwort | Utricularia | UTRIC | Lentibulariaceae | Dicot |
| blanketflower | Gaillardia | GAILL | Asteraceae | Dicot |
| blazing star | Liatris | LIATR | Asteraceae | Dicot |
| blazingstar | Mentzelia | MENTZ | Loasaceae | Dicot |
| blechum | Blechum | BLECH2 | Acanthaceae | Dicot |
| blessed thistle | Cnicus benedictus | CNBE | Asteraceae | Dicot |
| bletia | Bletia | BLETI | Orchidaceae | Monocot |
| bletilla | Bletilla | BLETI2 | Orchidaceae | Monocot |
| blisterwort | Ranunculus recurvatus | RARE2 | Ranunculaceae | Dicot |
| blisterwort | Ranunculus recurvatus var. recurvatus | RARER2 | Ranunculaceae | Dicot |
| Blodgett"s crowngrass | Paspalum blodgettii | PABL | Poaceae | Monocot |
| Blodgett"s sage | Salvia micrantha var. blodgettii | SAMIB | Lamiaceae | Dicot |
| Blodgett"s silverbush | Argythamnia blodgettii | ARBL2 | Euphorbiaceae | Dicot |
| Blodgett"s swallow-wort | Cynanchum blodgettii | CYBL | Asclepiadaceae | Dicot |
| blood panicgrass | Dichanthelium consanguineum | DICO4 | Poaceae | Monocot |
| blood sage | Salvia coccinea | SACO5 | Lamiaceae | Dicot |
| bloodflower | Asclepias curassavica | ASCU | Asclepiadaceae | Dicot |
| bloodleaf | Iresine | IRESI | Amaranthaceae | Dicot |
| bloodroot | Sanguinaria | SANGU | Papaveraceae | Dicot |
| bloodroot | Sanguinaria canadensis | SACA13 | Papaveraceae | Dicot |
| blue crowngrass | Paspalum caespitosum | PACA12 | Poaceae | Monocot |
| blue fenugreek | Trigonella caerulea | TRCA14 | Fabaceae | Dicot |
| blue fieldmadder | Sherardia arvensis | SHAR2 | Rubiaceae | Dicot |
| blue grama | Bouteloua gracilis | BOGR2 | Poaceae | Monocot |
| blue maidencane | Amphicarpum purshii | AMPU6 | Poaceae | Monocot |
| blue mistflower | Conoclinium coelestinum | COCO13 | Asteraceae | Dicot |
| blue mudplantain | Heteranthera limosa | HELI2 | Pontederiaceae | Monocot |
| blue panicum | Panicum antidotale | PAAN4 | Poaceae | Monocot |
| blue rattlesnake | Crotalaria verrucosa | CRVE5 | Fabaceae | Dicot |
| Blue Ridge carrionflower | Smilax lasioneura | SMLA3 | Smilacaceae | Monocot |
| Blue Ridge horsebalm | Collinsonia serotina | COSE11 | Lamiaceae | Dicot |
| blue skullcap | Scutellaria lateriflora | SCLA2 | Lamiaceae | Dicot |
| blue skullcap | Scutellaria lateriflora var. lateriflora | SCLAL2 | Lamiaceae | Dicot |
| blue spikemoss | Selaginella uncinata | SEUN2 | Selaginellaceae | Lycopod |
| blue waterhyssop | Bacopa caroliniana | BACA | Scrophulariaceae | Dicot |
| blue waxweed | Cuphea viscosissima | CUVI | Lythraceae | Dicot |
| blue-eyed grass | Sisyrinchium | SISYR | Iridaceae | Monocot |
| blue-sage | Eranthemum pulchellum | ERPU18 | Acanthaceae | Dicot |
| blueberry | Vaccinium | VACCI | Ericaceae | Dicot |
| bluecrown passionflower | Passiflora caerulea | PACA22 | Passifloraceae | Dicot |
| bluecurls | Trichostema | TRICH9 | Lamiaceae | Dicot |
| blueflower butterwort | Pinguicula caerulea | PICA7 | Lentibulariaceae | Dicot |
| blueflower eryngo | Eryngium integrifolium | ERIN6 | Apiaceae | Dicot |
| bluegrass | Poa | POA | Poaceae | Monocot |
| bluehearts | Buchnera | BUCHN | Scrophulariaceae | Dicot |
| bluejack oak | Quercus incana | QUIN | Fagaceae | Dicot |
| bluejacket | Tradescantia ohiensis | TROH | Commelinaceae | Monocot |
| bluejoint panicgrass | Panicum tenerum | PATE3 | Poaceae | Monocot |
| bluemink | Ageratum houstonianum | AGHO3 | Asteraceae | Dicot |
| bluestar | Amsonia | AMSON | Apocynaceae | Dicot |
| bluestem | Andropogon | ANDRO2 | Poaceae | Monocot |
| bluestem | Dichanthium | DICHA3 | Poaceae | Monocot |
| bluestem pricklypoppy | Argemone albiflora | ARAL3 | Papaveraceae | Dicot |
| bluestem pricklypoppy | Argemone albiflora ssp. albiflora | ARALA2 | Papaveraceae | Dicot |
| bluet | Houstonia | HOUST | Rubiaceae | Dicot |
| bluethread | Burmannia | BURMA | Burmanniaceae | Monocot |
| bluewings | Torenia fournieri | TOFO2 | Scrophulariaceae | Dicot |
| blunt broom sedge | Carex tribuloides | CATR7 | Cyperaceae | Monocot |
| blunt broom sedge | Carex tribuloides var. sangamonensis | CATRS2 | Cyperaceae | Monocot |
| blunt broom sedge | Carex tribuloides var. tribuloides | CATRT2 | Cyperaceae | Monocot |
| blunt spikerush | Eleocharis obtusa | ELOB2 | Cyperaceae | Monocot |
| bluntleaf bedstraw | Galium obtusum | GAOB | Rubiaceae | Dicot |
| bluntleaf bedstraw | Galium obtusum ssp. filifolium | GAOBF2 | Rubiaceae | Dicot |
| bluntlobe cliff fern | Woodsia obtusa | WOOB2 | Dryopteridaceae | Fern |
| bluntlobe cliff fern | Woodsia obtusa ssp. obtusa | WOOBO | Dryopteridaceae | Fern |
| blutaparon | Blutaparon | BLUTA | Amaranthaceae | Dicot |
| boatlily | Tradescantia spathacea | TRSP8 | Commelinaceae | Monocot |
| bodywood | Bourreria succulenta | BOSU2 | Boraginaceae | Dicot |
| bog chickweed | Stellaria alsine | STAL4 | Caryophyllaceae | Dicot |
| bog orchid | Habenaria | HABEN | Orchidaceae | Monocot |
| bog rush | Juncus biflorus | JUBI | Juncaceae | Monocot |
| bog smartweed | Polygonum setaceum | POSE6 | Polygonaceae | Dicot |
| bog spicebush | Lindera subcoriacea | LISU8 | Lauraceae | Dicot |
| bog white violet | Viola lanceolata | VILA4 | Violaceae | Dicot |
| bog white violet | Viola lanceolata ssp. lanceolata | VILAL | Violaceae | Dicot |
| bog white violet | Viola lanceolata ssp. vittata | VILAV | Violaceae | Dicot |
| bog yellowcress | Rorippa palustris | ROPA2 | Brassicaceae | Dicot |
| bog yelloweyed grass | Xyris difformis | XYDI | Xyridaceae | Monocot |
| bog yelloweyed grass | Xyris difformis var. difformis | XYDID | Xyridaceae | Monocot |
| bogbutton | Sclerolepis | SCLER5 | Asteraceae | Dicot |
| bogbutton | Lachnocaulon | LACHN | Eriocaulaceae | Monocot |
| bogmat | Wolffiella | WOLFF2 | Lemnaceae | Monocot |
| bogrush | Schoenus | SCHOE4 | Cyperaceae | Monocot |
| Bolander"s quillwort | Isoetes bolanderi | ISBO | Isoetaceae | Quillwort |
| bonnet orchid | Pleurothallis | PLEUR3 | Orchidaceae | Monocot |
| bontia | Bontia | BONTI | Myoporaceae | Dicot |
| Bosc"s mille graines | Oldenlandia boscii | OLBO | Rubiaceae | Dicot |
| Bosc"s panicgrass | Dichanthelium boscii | DIBO2 | Poaceae | Monocot |
| Boston swordfern | Nephrolepis exaltata | NEEX | Dryopteridaceae | Fern |
| Boston swordfern | Nephrolepis exaltata ssp. exaltata | NEEXE | Dryopteridaceae | Fern |
| boton de oro | Melampodium divaricatum | MEDI4 | Asteraceae | Dicot |
| bottle gourd | Lagenaria siceraria | LASI | Cucurbitaceae | Dicot |
| bottlebrush threeawn | Aristida spiciformis | ARSP3 | Poaceae | Monocot |
| bougainvillea | Bougainvillea | BOUGA | Nyctaginaceae | Dicot |
| bouncingbet | Saponaria officinalis | SAOF4 | Caryophyllaceae | Dicot |
| bouquet false buttonweed | Spermacoce densiflora | SPDE3 | Rubiaceae | Dicot |
| bowlesia | Bowlesia | BOWLE | Apiaceae | Dicot |
| boxelder | Acer negundo | ACNE2 | Aceraceae | Dicot |
| boxelder | Acer negundo var. negundo | ACNEN | Aceraceae | Dicot |
| boxleaf stopper | Eugenia foetida | EUFO3 | Myrtaceae | Dicot |
| Boykin"s clusterpea | Dioclea multiflora | DIMU | Fabaceae | Dicot |
| Boykin"s lobelia | Lobelia boykinii | LOBO | Campanulaceae | Dicot |
| Boykin"s milkwort | Polygala boykinii | POBO4 | Polygalaceae | Dicot |
| Boykin"s milkwort | Polygala boykinii var. boykinii | POBOB3 | Polygalaceae | Dicot |
| Boykin"s milkwort | Polygala boykinii var. sparsifolia | POBOS | Polygalaceae | Dicot |
| Brace"s aster | Symphyotrichum bracei | SYBR | Asteraceae | Dicot |
| braceletwood | Jacquinia armillaris | JAAR2 | Theophrastaceae | Dicot |
| brackenfern | Pteridium | PTERI | Dennstaedtiaceae | Fern |
| bracted colicroot | Aletris bracteata | ALBR6 | Liliaceae | Monocot |
| bracted fanpetals | Sida ciliaris | SICI | Malvaceae | Dicot |
| bractspike | Yeatesia | YEATE | Acanthaceae | Dicot |
| brake fern | Pteris ×delchampsii | PTDE2 | Pteridaceae | Fern |
| brake fern | Pteris | PTERI2 | Pteridaceae | Fern |
| bramblefern | Hypolepis repens | HYRE2 | Dennstaedtiaceae | Fern |
| branched foldwing | Dicliptera brachiata | DIBR2 | Acanthaceae | Dicot |
| branched hedgehyssop | Gratiola ramosa | GRRA | Scrophulariaceae | Dicot |
| branched scouringrush | Equisetum ramosissimum | EQRA | Equisetaceae | Horsetail |
| branched tearthumb | Polygonum meisnerianum | POME4 | Polygonaceae | Dicot |
| branched tearthumb | Polygonum meisnerianum var. beyrichianum | POMEB | Polygonaceae | Dicot |
| brasenia | Brasenia | BRASE | Cabombaceae | Dicot |
| brassia | Brassia | BRASS4 | Orchidaceae | Monocot |
| Brazilian bayhops | Ipomoea pes-caprae ssp. brasiliensis | IPPEB | Convolvulaceae | Dicot |
| Brazilian begonia | Begonia hirtella | BEHI2 | Begoniaceae | Dicot |
| Brazilian bristlegrass | Setaria rariflora | SERA2 | Poaceae | Monocot |
| Brazilian cat"s ear | Hypochaeris brasiliensis | HYBR5 | Asteraceae | Dicot |
| Brazilian copperlily | Habranthus robustus | HARO4 | Liliaceae | Monocot |
| Brazilian dwarf morning-glory | Evolvulus glomeratus | EVGL2 | Convolvulaceae | Dicot |
| Brazilian dwarf morning-glory | Evolvulus glomeratus ssp. grandiflorus | EVGLG | Convolvulaceae | Dicot |
| Brazilian jackbean | Canavalia brasiliensis | CABR21 | Fabaceae | Dicot |
| Brazilian joyweed | Alternanthera brasiliana | ALBR5 | Amaranthaceae | Dicot |
| Brazilian morning-glory | Ipomoea setosa | IPSE3 | Convolvulaceae | Dicot |
| Brazilian nightshade | Solanum seaforthianum | SOSE7 | Solanaceae | Dicot |
| Brazilian peppertree | Schinus terebinthifolius | SCTE | Anacardiaceae | Dicot |
| Brazilian peppertree | Schinus terebinthifolius var. raddianus | SCTER2 | Anacardiaceae | Dicot |
| Brazilian pricklypear | Brasiliopuntia | BRASI | Cactaceae | Dicot |
| Brazilian pricklypear | Brasiliopuntia brasiliensis | BRBR6 | Cactaceae | Dicot |
| Brazilian satintail | Imperata brasiliensis | IMBR | Poaceae | Monocot |
| Brazilian vervain | Verbena brasiliensis | VEBR2 | Verbenaceae | Dicot |
| Brazilian water hyacinth | Eichhornia paniculata | EIPA | Pontederiaceae | Monocot |
| Brazilian watergrass | Luziola bahiensis | LUBA2 | Poaceae | Monocot |
| Brazilian watermeal | Wolffia brasiliensis | WOBR | Lemnaceae | Monocot |
| Brazilian waterweed | Egeria densa | EGDE | Hydrocharitaceae | Monocot |
| breadnut | Brosimum alicastrum | BRAL3 | Moraceae | Dicot |
| bretonica peluda | Melochia spicata | MESP6 | Sterculiaceae | Dicot |
| breynia | Breynia | BREYN | Euphorbiaceae | Dicot |
| brickellbush | Brickellia | BRICK | Asteraceae | Dicot |
| bridal bouquet | Poranopsis paniculata | POPA10 | Convolvulaceae | Dicot |
| bridalveil | Gibasis | GIBAS | Commelinaceae | Monocot |
| bright green spikerush | Eleocharis olivacea | ELOL | Cyperaceae | Monocot |
| bright green spikerush | Eleocharis olivacea var. olivacea | ELOLO | Cyperaceae | Monocot |
| bristle fern | Trichomanes | TRICH5 | Hymenophyllaceae | Fern |
| bristlegrass | Setaria | SETAR | Poaceae | Monocot |
| bristleleaf chaffhead | Carphephorus pseudoliatris | CAPS5 | Asteraceae | Dicot |
| bristleleaf pricklyleaf | Thymophylla tenuiloba | THTE7 | Asteraceae | Dicot |
| bristleleaf pricklyleaf | Thymophylla tenuiloba var. tenuiloba | THTET | Asteraceae | Dicot |
| bristlemallow | Modiola | MODIO | Malvaceae | Dicot |
| bristly buttercup | Ranunculus hispidus | RAHI | Ranunculaceae | Dicot |
| bristly buttercup | Ranunculus hispidus var. nitidus | RAHIN | Ranunculaceae | Dicot |
| bristly flatsedge | Cyperus hystricinus | CYHY | Cyperaceae | Monocot |
| bristly greenbrier | Smilax tamnoides | SMTA2 | Smilacaceae | Monocot |
| bristly locust | Robinia hispida | ROHI | Fabaceae | Dicot |
| bristly locust | Robinia hispida var. hispida | ROHIH | Fabaceae | Dicot |
| bristly scaleseed | Spermolepis echinata | SPEC2 | Apiaceae | Dicot |
| bristlystalked sedge | Carex leptalea | CALE10 | Cyperaceae | Monocot |
| British soldier lichen | Cladonia cristatella | CLCR2 | Cladoniaceae | Lichen |
| brittle waternymph | Najas minor | NAMI | Najadaceae | Monocot |
| Britton"s beargrass | Nolina brittoniana | NOBR | Liliaceae | Monocot |
| Britton"s shadow witch | Ponthieva brittoniae | POBR9 | Orchidaceae | Monocot |
| Britton"s spikerush | Eleocharis brittonii | ELBR | Cyperaceae | Monocot |
| Britton"s wild petunia | Ruellia caerulea | RUCA19 | Acanthaceae | Dicot |
| broad beechfern | Phegopteris hexagonoptera | PHHE11 | Thelypteridaceae | Fern |
| broad halberd fern | Tectaria heracleifolia | TEHE | Dryopteridaceae | Fern |
| broad looseflower sedge | Carex laxiflora | CALA19 | Cyperaceae | Monocot |
| broad looseflower sedge | Carex laxiflora var. serrulata | CALAS | Cyperaceae | Monocot |
| broadfruit horned beaksedge | Rhynchospora careyana | RHCA13 | Cyperaceae | Monocot |
| broadleaf arrowhead | Sagittaria latifolia | SALA2 | Alismataceae | Monocot |
| broadleaf carpetgrass | Axonopus compressus | AXCO | Poaceae | Monocot |
| broadleaf cattail | Typha latifolia | TYLA | Typhaceae | Monocot |
| broadleaf noddingcaps | Triphora amazonica | TRAM18 | Orchidaceae | Monocot |
| broadleaf signalgrass | Urochloa platyphylla | URPL2 | Poaceae | Monocot |
| broadwing sedge | Carex alata | CAAL3 | Cyperaceae | Monocot |
| brome | Bromus | BROMU | Poaceae | Monocot |
| brome fescue | Vulpia bromoides | VUBR | Poaceae | Monocot |
| brome-like sedge | Carex bromoides | CABR14 | Cyperaceae | Monocot |
| brome-like sedge | Carex bromoides ssp. bromoides | CABRB6 | Cyperaceae | Monocot |
| brook crowngrass | Paspalum acuminatum | PAAC4 | Poaceae | Monocot |
| brookweed | Samolus | SAMOL | Primulaceae | Dicot |
| broombush false willow | Baccharis dioica | BADI3 | Asteraceae | Dicot |
| broomcorn millet | Panicum miliaceum ssp. miliaceum | PAMIM | Poaceae | Monocot |
| broomrape | Orobanche | OROBA | Orobanchaceae | Dicot |
| broomsedge bluestem | Andropogon virginicus | ANVI2 | Poaceae | Monocot |
| broomsedge bluestem | Andropogon virginicus var. decipiens | ANVID | Poaceae | Monocot |
| broomsedge bluestem | Andropogon virginicus var. virginicus | ANVIV | Poaceae | Monocot |
| broomwort | Scoparia montevidensis | SCMO7 | Scrophulariaceae | Dicot |
| broomwort | Scoparia montevidensis var. glandulifera | SCMOG | Scrophulariaceae | Dicot |
| brosimum | Brosimum | BROSI | Moraceae | Dicot |
| broussonetia | Broussonetia | BROUS | Moraceae | Dicot |
| browallia | Browallia | BROWA | Solanaceae | Dicot |
| brown Indianhemp | Hibiscus cannabinus | HICA5 | Malvaceae | Dicot |
| brown mustard | Brassica juncea | BRJU | Brassicaceae | Dicot |
| Brown"s Indian rosewood | Dalbergia brownei | DABR2 | Fabaceae | Dicot |
| brownbeard rice | Oryza rufipogon | ORRU | Poaceae | Monocot |
| Browne"s blechum | Blechum pyramidatum | BLPY | Acanthaceae | Dicot |
| Browne"s savory | Clinopodium brownei | CLBR7 | Lamiaceae | Dicot |
| browneyed Susan | Rudbeckia triloba | RUTR2 | Asteraceae | Dicot |
| browneyed Susan | Rudbeckia triloba var. pinnatiloba | RUTRP | Asteraceae | Dicot |
| brownfruit rush | Juncus pelocarpus | JUPE | Juncaceae | Monocot |
| brownhair lacefern | Ctenitis submarginalis | CTSU2 | Dryopteridaceae | Fern |
| brownhair snoutbean | Rhynchosia cinerea | RHCI3 | Fabaceae | Dicot |
| brownseed paspalum | Paspalum plicatulum | PAPL3 | Poaceae | Monocot |
| browntop | Microstegium | MICRO7 | Poaceae | Monocot |
| browntop millet | Urochloa ramosa | URRA | Poaceae | Monocot |
| browntop signalgrass | Urochloa fusca | URFU2 | Poaceae | Monocot |
| brugmansia | Brugmansia | BRUGM | Solanaceae | Dicot |
| Brunswickgrass | Paspalum nicorae | PANI3 | Poaceae | Monocot |
| bucida | Bucida | BUCID | Combretaceae | Dicot |
| buckeye | Aesculus | AESCU | Hippocastanaceae | Dicot |
| buckeye | Aesculus ×mutabilis | AEMU | Hippocastanaceae | Dicot |
| buckroot | Pediomelum canescens | PECA25 | Fabaceae | Dicot |
| buckthorn | Frangula | FRANG | Rhamnaceae | Dicot |
| buckthorn bully | Sideroxylon lycioides | SILY | Sapotaceae | Dicot |
| buckwheat | Fagopyrum | FAGOP2 | Polygonaceae | Dicot |
| buckwheat | Fagopyrum esculentum | FAES2 | Polygonaceae | Dicot |
| buckwheat | Eriogonum | ERIOG | Polygonaceae | Dicot |
| buckwheat tree | Cliftonia monophylla | CLMO2 | Cyrillaceae | Dicot |
| buckwheat vine | Brunnichia | BRUNN | Polygonaceae | Dicot |
| buffalo clover | Trifolium reflexum | TRRE2 | Fabaceae | Dicot |
| Buffalo-Spinach | Enydra fluctuans | ENFL | Asteraceae | Dicot |
| buffelgrass | Pennisetum ciliare | PECI | Poaceae | Monocot |
| bugbane | Trautvetteria | TRAUT | Ranunculaceae | Dicot |
| bugle | Ajuga | AJUGA | Lamiaceae | Dicot |
| buglossoides | Buglossoides | BUGLO | Boraginaceae | Dicot |
| bulblet-bearing water hemlock | Cicuta bulbifera | CIBU | Apiaceae | Dicot |
| bulbophyllum | Bulbophyllum | BULBO2 | Orchidaceae | Monocot |
| bulbous adderstongue | Ophioglossum crotalophoroides | OPCR | Ophioglossaceae | Fern |
| bulbous adderstongue | Ophioglossum crotalophoroides var. crotalophoroides | OPCRC | Ophioglossaceae | Fern |
| bulbous adderstongue | Ophioglossum crotalophoroides var. nanum | OPCRN | Ophioglossaceae | Fern |
| bulbous airplant | Tillandsia bulbosa | TIBU | Bromeliaceae | Monocot |
| bulbous bittercress | Cardamine bulbosa | CABU3 | Brassicaceae | Dicot |
| bulbous woodrush | Luzula bulbosa | LUBU | Juncaceae | Monocot |
| bull crowngrass | Paspalum boscianum | PABO3 | Poaceae | Monocot |
| bull thistle | Cirsium vulgare | CIVU | Asteraceae | Dicot |
| bull"s eye | Euryops chrysanthemoides | EUCH4 | Asteraceae | Dicot |
| bullhorn wattle | Acacia cornigera | ACCO5 | Fabaceae | Dicot |
| bullsuckers | Opuntia ×cubensis | OPCU | Cactaceae | Dicot |
| bulltongue arrowhead | Sagittaria lancifolia | SALA | Alismataceae | Monocot |
| bulltongue arrowhead | Sagittaria lancifolia ssp. lancifolia | SALAL7 | Alismataceae | Monocot |
| bulltongue arrowhead | Sagittaria lancifolia ssp. media | SALAM2 | Alismataceae | Monocot |
| bully | Sideroxylon | SIDER2 | Sapotaceae | Dicot |
| bulrush | Schoenoplectus ×contortus | SCCO20 | Cyperaceae | Monocot |
| bulrush | Schoenoplectiella | SCHOE7 | Cyperaceae | Monocot |
| bulrush | Schoenoplectus | SCHOE6 | Cyperaceae | Monocot |
| bulrush | Scirpus | SCIRP | Cyperaceae | Monocot |
| bulrush | Oxycaryum | OXYCA | Cyperaceae | Monocot |
| bulrush | Isolepis | ISOLE | Cyperaceae | Monocot |
| bumpy jointtail grass | Coelorachis tuberculosa | COTU | Poaceae | Monocot |
| bunch cutgrass | Leersia monandra | LEMO | Poaceae | Monocot |
| bunched beaksedge | Rhynchospora cephalantha | RHCE | Cyperaceae | Monocot |
| bundleflower | Desmanthus | DESMA | Fabaceae | Dicot |
| bupleurum | Bupleurum | BUPLE | Apiaceae | Dicot |
| bur bristlegrass | Setaria adhaerens | SEAD | Poaceae | Monocot |
| bur cucumber | Sicyos | SICYO | Cucurbitaceae | Dicot |
| bur-reed | Sparganium | SPARG | Sparganiaceae | Monocot |
| burbark | Triumfetta | TRIUM | Tiliaceae | Dicot |
| burclover | Medicago polymorpha | MEPO3 | Fabaceae | Dicot |
| burdock clover | Trifolium lappaceum | TRLA18 | Fabaceae | Dicot |
| burhead | Echinodorus | ECHIN6 | Alismataceae | Monocot |
| Burmann"s basketgrass | Oplismenus burmannii | OPBU2 | Poaceae | Monocot |
| Burmese fishtail palm | Caryota mitis | CAMI36 | Arecaceae | Monocot |
| burningbush | Euonymus atropurpureus | EUAT5 | Celastraceae | Dicot |
| burnweed | Erechtites | ERECH | Asteraceae | Dicot |
| burrowing four o"clock | Okenia hypogaea | OKHY | Nyctaginaceae | Dicot |
| burrweed | Gymnostyles | GYMNO7 | Asteraceae | Dicot |
| burrweed | Soliva | SOLIV | Asteraceae | Dicot |
| bursera | Bursera | BURSE | Burseraceae | Dicot |
| bursting-heart | Euonymus americanus | EUAM9 | Celastraceae | Dicot |
| bush clockvine | Thunbergia erecta | THER | Acanthaceae | Dicot |
| bush morning-glory | Ipomoea ×leucantha | IPLE4 | Convolvulaceae | Dicot |
| bushbean | Macroptilium | MACRO4 | Fabaceae | Dicot |
| bushmint | Hyptis | HYPTI | Lamiaceae | Dicot |
| bushweed | Flueggea | FLUEG | Euphorbiaceae | Dicot |
| bushy bluestem | Andropogon glomeratus | ANGL2 | Poaceae | Monocot |
| bushy bluestem | Andropogon glomeratus var. glomeratus | ANGLG2 | Poaceae | Monocot |
| bushy bluestem | Andropogon glomeratus var. hirsutior | ANGLH | Poaceae | Monocot |
| bushy bluestem | Andropogon glomeratus var. pumilus | ANGLP | Poaceae | Monocot |
| bushy lippia | Lippia alba | LIAL | Verbenaceae | Dicot |
| bushy seaside tansy | Borrichia frutescens | BOFR | Asteraceae | Dicot |
| butter and eggs | Linaria vulgaris | LIVU2 | Scrophulariaceae | Dicot |
| butterbough | Exothea paniculata | EXPA | Sapindaceae | Dicot |
| buttercup | Ranunculus | RANUN | Ranunculaceae | Dicot |
| butterfly milkweed | Asclepias tuberosa | ASTU | Asclepiadaceae | Dicot |
| butterfly milkweed | Asclepias tuberosa ssp. tuberosa | ASTUT2 | Asclepiadaceae | Dicot |
| butterfly orchid | Encyclia | ENCYC | Orchidaceae | Monocot |
| butterfly palm | Dypsis | DYPSI | Arecaceae | Monocot |
| butterfly pea | Centrosema | CENTR2 | Fabaceae | Dicot |
| butterfly tree | Bauhinia purpurea | BAPU | Fabaceae | Dicot |
| butterflybush | Buddleja | BUDDL2 | Buddlejaceae | Dicot |
| butterweed | Packera glabella | PAGL17 | Asteraceae | Dicot |
| butterwort | Pinguicula | PINGU | Lentibulariaceae | Dicot |
| button burrweed | Gymnostyles anthemifolia | GYAN | Asteraceae | Dicot |
| button eryngo | Eryngium yuccifolium | ERYU | Apiaceae | Dicot |
| button eryngo | Eryngium yuccifolium var. synchaetum | ERYUS | Apiaceae | Dicot |
| button eryngo | Eryngium yuccifolium var. yuccifolium | ERYUY | Apiaceae | Dicot |
| button mangrove | Conocarpus erectus | COER2 | Combretaceae | Dicot |
| buttonbush | Cephalanthus | CEPHA | Rubiaceae | Dicot |
| buttongrass | Dactyloctenium radulans | DARA2 | Poaceae | Monocot |
| buttonsage | Lantana involucrata | LAIN2 | Verbenaceae | Dicot |
| buttonsage | Lantana involucrata var. involucrata | LAINI | Verbenaceae | Dicot |
| buttonweed | Diodia | DIODI | Rubiaceae | Dicot |
| buzzy lizzy | Impatiens walleriana | IMWA | Balsaminaceae | Dicot |
| byrsonima | Byrsonima | BYRSO | Malpighiaceae | Dicot |
| cabbage palmetto | Sabal palmetto | SAPA | Arecaceae | Monocot |
| cabbagebark tree | Andira inermis | ANIN | Fabaceae | Dicot |
| Caesarweed | Urena lobata | URLO | Malvaceae | Dicot |
| cajanus | Cajanus | CAJAN | Fabaceae | Dicot |
| cajeput tree | Melaleuca linariifolia | MELI7 | Myrtaceae | Dicot |
| caladium | Caladium | CALAD | Araceae | Monocot |
| calcareous morning-glory | Ipomoea microdactyla | IPMI | Convolvulaceae | Dicot |
| calcium-hating sedge | Carex calcifugens | CACA24 | Cyperaceae | Monocot |
| Caley pea | Lathyrus hirsutus | LAHI2 | Fabaceae | Dicot |
| calibrachoa | Calibrachoa | CALIB | Solanaceae | Dicot |
| calico aster | Symphyotrichum lateriflorum | SYLA4 | Asteraceae | Dicot |
| calico aster | Symphyotrichum lateriflorum var. horizontale | SYLAH5 | Asteraceae | Dicot |
| calico aster | Symphyotrichum lateriflorum var. lateriflorum | SYLAL7 | Asteraceae | Dicot |
| calico aster | Symphyotrichum lateriflorum var. spatelliforme | SYLAS | Asteraceae | Dicot |
| calicoplant | Alternanthera bettzichiana | ALBE | Amaranthaceae | Dicot |
| California bulrush | Schoenoplectus californicus | SCCA11 | Cyperaceae | Monocot |
| California fan palm | Washingtonia filifera | WAFI | Arecaceae | Monocot |
| California privet | Ligustrum ovalifolium | LIOV | Oleaceae | Dicot |
| Callery pear | Pyrus calleryana | PYCA80 | Rosaceae | Dicot |
| calloose grape | Vitis shuttleworthii | VISH2 | Vitaceae | Dicot |
| calophyllum | Calophyllum | CALOP | Clusiaceae | Dicot |
| caltrop | Kallstroemia | KALLS | Zygophyllaceae | Dicot |
| calycocarpum | Calycocarpum | CALYC2 | Menispermaceae | Dicot |
| calyptocarpus | Calyptocarpus | CALYP2 | Asteraceae | Dicot |
| camellia | Camellia | CAMEL2 | Theaceae | Dicot |
| camellia | Camellia japonica | CAJA9 | Theaceae | Dicot |
| camphor daisy | Rayjacksonia phyllocephala | RAPH2 | Asteraceae | Dicot |
| camphor pluchea | Pluchea camphorata | PLCA7 | Asteraceae | Dicot |
| camphortree | Cinnamomum camphora | CICA | Lauraceae | Dicot |
| camphorweed | Pluchea | PLUCH | Asteraceae | Dicot |
| camphorweed | Heterotheca subaxillaris | HESU3 | Asteraceae | Dicot |
| campsis | Campsis | CAMPS | Bignoniaceae | Dicot |
| Canada cocklebur | Xanthium strumarium var. canadense | XASTC | Asteraceae | Dicot |
| Canada germander | Teucrium canadense | TECA3 | Lamiaceae | Dicot |
| Canada germander | Teucrium canadense var. canadense | TECAC | Lamiaceae | Dicot |
| Canada germander | Teucrium canadense var. hypoleucum | TECAH | Lamiaceae | Dicot |
| Canada goldenrod | Solidago altissima | SOAL6 | Asteraceae | Dicot |
| Canada lettuce | Lactuca canadensis | LACA | Asteraceae | Dicot |
| Canada spikesedge | Eleocharis geniculata | ELGE | Cyperaceae | Monocot |
| Canada toadflax | Nuttallanthus canadensis | NUCA | Scrophulariaceae | Dicot |
| Canadian blacksnakeroot | Sanicula canadensis | SACA15 | Apiaceae | Dicot |
| Canadian blacksnakeroot | Sanicula canadensis var. canadensis | SACAC2 | Apiaceae | Dicot |
| Canadian clearweed | Pilea pumila var. pumila | PIPUP | Urticaceae | Dicot |
| Canadian clearweed | Pilea pumila | PIPU2 | Urticaceae | Dicot |
| Canadian honewort | Cryptotaenia canadensis | CRCA9 | Apiaceae | Dicot |
| Canadian horseweed | Conyza canadensis | COCA5 | Asteraceae | Dicot |
| Canadian horseweed | Conyza canadensis var. canadensis | COCAC3 | Asteraceae | Dicot |
| Canadian horseweed | Conyza canadensis var. pusilla | COCAP3 | Asteraceae | Dicot |
| Canadian lousewort | Pedicularis canadensis | PECA | Scrophulariaceae | Dicot |
| Canadian lousewort | Pedicularis canadensis ssp. canadensis | PECAC3 | Scrophulariaceae | Dicot |
| Canadian rush | Juncus canadensis | JUCA3 | Juncaceae | Monocot |
| Canadian waterweed | Elodea canadensis | ELCA7 | Hydrocharitaceae | Monocot |
| Canadian woodnettle | Laportea canadensis | LACA3 | Urticaceae | Dicot |
| Canary Island date palm | Phoenix canariensis | PHCA13 | Arecaceae | Monocot |
| canary violet | Viola ×primulifolia | VIPR4 | Violaceae | Dicot |
| canarygrass | Phalaris | PHALA2 | Poaceae | Monocot |
| Canby"s bulrush | Schoenoplectus etuberculatus | SCET2 | Cyperaceae | Monocot |
| cancer-root | Conopholis | CONOP | Orobanchaceae | Dicot |
| cancerwort | Kickxia | KICKX | Scrophulariaceae | Dicot |
| candyroot | Polygala nana | PONA2 | Polygalaceae | Dicot |
| cane | Arundinaria | ARUND2 | Poaceae | Monocot |
| cane bluestem | Bothriochloa barbinodis | BOBA3 | Poaceae | Monocot |
| canebrake sedge | Carex austrodeflexa | CAAU24 | Cyperaceae | Monocot |
| canistel | Pouteria campechiana | POCA23 | Sapotaceae | Dicot |
| canker berry | Solanum racemosum | SORA2 | Solanaceae | Dicot |
| cankerweed | Prenanthes serpentaria | PRSE | Asteraceae | Dicot |
| canna | Canna | CANNA2 | Cannaceae | Monocot |
| canna lily | Canna ×generalis | CAGE3 | Cannaceae | Monocot |
| cantaloupe | Cucumis melo | CUME | Cucurbitaceae | Dicot |
| Cape blue waterlily | Nymphaea capensis | NYCA2 | Nymphaeaceae | Dicot |
| Cape Francais stalkgrass | Pharus lappulaceus | PHLA21 | Poaceae | Monocot |
| Cape honeysuckle | Tecoma capensis | TECA8 | Bignoniaceae | Dicot |
| Cape leadwort | Plumbago auriculata | PLAU6 | Plumbaginaceae | Dicot |
| Cape Sable orchid | Trichocentrum maculatum | TRMA19 | Orchidaceae | Monocot |
| Cape Sable thoroughwort | Chromolaena frustrata | CHFR4 | Asteraceae | Dicot |
| Cape Sable whiteweed | Ageratum littorale | AGLI3 | Asteraceae | Dicot |
| caper | Capparis | CAPPA | Capparaceae | Dicot |
| capillary hairsedge | Bulbostylis ciliatifolia | BUCI | Cyperaceae | Monocot |
| capillary hairsedge | Bulbostylis ciliatifolia var. ciliatifolia | BUCIC2 | Cyperaceae | Monocot |
| capillary hairsedge | Bulbostylis ciliatifolia var. coarctata | BUCIC | Cyperaceae | Monocot |
| capraria | Capraria | CAPRA2 | Scrophulariaceae | Dicot |
| capsella | Capsella | CAPSE | Brassicaceae | Dicot |
| cardboard palm | Zamia furfuracea | ZAFU | Zamiaceae | Gymnosperm |
| cardinal climber | Ipomoea ×multifida | IPMU2 | Convolvulaceae | Dicot |
| cardinalflower | Lobelia cardinalis | LOCA2 | Campanulaceae | Dicot |
| carelessweed | Amaranthus palmeri | AMPA | Amaranthaceae | Dicot |
| Carey"s smartweed | Polygonum careyi | POCA8 | Polygonaceae | Dicot |
| Caribbean applecactus | Harrisia fragrans | HAFR3 | Cactaceae | Dicot |
| Caribbean caltrop | Kallstroemia pubescens | KAPU | Zygophyllaceae | Dicot |
| Caribbean clearweed | Pilea herniarioides | PIHE | Urticaceae | Dicot |
| Caribbean crabgrass | Digitaria dolichophylla | DIDO | Poaceae | Monocot |
| Caribbean jug orchid | Platythelys sagraeanus | PLSA11 | Orchidaceae | Monocot |
| Caribbean princewood | Exostema caribaeum | EXCA | Rubiaceae | Dicot |
| Caribbean seagrass | Halophila decipiens | HADE5 | Hydrocharitaceae | Monocot |
| Caribbean trumpet-tree | Tabebuia aurea | TAAU2 | Bignoniaceae | Dicot |
| Caribgrass | Eriochloa polystachya | ERPO3 | Poaceae | Monocot |
| caricature-plant | Graptophyllum pictum | GRPI4 | Acanthaceae | Dicot |
| carissa | Carissa | CARIS | Apocynaceae | Dicot |
| Carolina ash | Fraxinus caroliniana | FRCA3 | Oleaceae | Dicot |
| Carolina basswood | Tilia americana var. caroliniana | TIAMC | Tiliaceae | Dicot |
| Carolina bristlemallow | Modiola caroliniana | MOCA | Malvaceae | Dicot |
| Carolina buckthorn | Frangula caroliniana | FRCA13 | Rhamnaceae | Dicot |
| Carolina bugbane | Trautvetteria caroliniensis | TRCA | Ranunculaceae | Dicot |
| Carolina bugbane | Trautvetteria caroliniensis var. caroliniensis | TRCAC2 | Ranunculaceae | Dicot |
| Carolina canarygrass | Phalaris caroliniana | PHCA6 | Poaceae | Monocot |
| Carolina clover | Trifolium carolinianum | TRCA6 | Fabaceae | Dicot |
| Carolina coralbead | Cocculus carolinus | COCA | Menispermaceae | Dicot |
| Carolina dayflower | Commelina caroliniana | COCA17 | Commelinaceae | Monocot |
| Carolina desert-chicory | Pyrrhopappus carolinianus | PYCA2 | Asteraceae | Dicot |
| Carolina desert-thorn | Lycium carolinianum | LYCA2 | Solanaceae | Dicot |
| Carolina desert-thorn | Lycium carolinianum var. carolinianum | LYCAC2 | Solanaceae | Dicot |
| Carolina elephantsfoot | Elephantopus carolinianus | ELCA3 | Asteraceae | Dicot |
| Carolina false vervain | Stylodon carneus | STCA6 | Verbenaceae | Dicot |
| Carolina fanwort | Cabomba caroliniana | CACA | Cabombaceae | Dicot |
| Carolina fanwort | Cabomba caroliniana var. caroliniana | CACAC4 | Cabombaceae | Dicot |
| Carolina fanwort | Cabomba caroliniana var. pulcherrima | CACAP | Cabombaceae | Dicot |
| Carolina fimbry | Fimbristylis caroliniana | FICA3 | Cyperaceae | Monocot |
| Carolina fluffgrass | Tridens carolinianus | TRCA4 | Poaceae | Monocot |
| Carolina foxtail | Alopecurus carolinianus | ALCA4 | Poaceae | Monocot |
| Carolina frostweed | Helianthemum carolinianum | HECA4 | Cistaceae | Dicot |
| Carolina geranium | Geranium carolinianum | GECA5 | Geraniaceae | Dicot |
| Carolina geranium | Geranium carolinianum var. carolinianum | GECAC4 | Geraniaceae | Dicot |
| Carolina grass of Parnassus | Parnassia caroliniana | PACA13 | Saxifragaceae | Dicot |
| Carolina grasswort | Lilaeopsis carolinensis | LICA31 | Apiaceae | Dicot |
| Carolina holly | Ilex ambigua | ILAM | Aquifoliaceae | Dicot |
| Carolina horsenettle | Solanum carolinense | SOCA3 | Solanaceae | Dicot |
| Carolina horsenettle | Solanum carolinense var. carolinense | SOCAC4 | Solanaceae | Dicot |
| Carolina indigo | Indigofera caroliniana | INCA | Fabaceae | Dicot |
| Carolina larkspur | Delphinium carolinianum | DECA3 | Ranunculaceae | Dicot |
| Carolina larkspur | Delphinium carolinianum ssp. carolinianum | DECAC3 | Ranunculaceae | Dicot |
| Carolina laurelcherry | Prunus caroliniana | PRCA | Rosaceae | Dicot |
| Carolina leaf-flower | Phyllanthus caroliniensis | PHCA9 | Euphorbiaceae | Dicot |
| Carolina leaf-flower | Phyllanthus caroliniensis ssp. caroliniensis | PHCAC | Euphorbiaceae | Dicot |
| Carolina leaf-flower | Phyllanthus caroliniensis ssp. saxicola | PHCAS | Euphorbiaceae | Dicot |
| Carolina lily | Lilium michauxii | LIMI | Liliaceae | Monocot |
| Carolina milkweed | Asclepias cinerea | ASCI5 | Asclepiadaceae | Dicot |
| Carolina mosquitofern | Azolla caroliniana | AZCA | Azollaceae | Fern |
| Carolina nutrush | Scleria pauciflora var. caroliniana | SCPAC | Cyperaceae | Monocot |
| Carolina pinelandcress | Warea cuneifolia | WACU | Brassicaceae | Dicot |
| Carolina ponysfoot | Dichondra carolinensis | DICA3 | Convolvulaceae | Dicot |
| Carolina primrose-willow | Ludwigia bonariensis | LUBO | Onagraceae | Dicot |
| Carolina puccoon | Lithospermum caroliniense | LICA13 | Boraginaceae | Dicot |
| Carolina puccoon | Lithospermum caroliniense var. caroliniense | LICAC8 | Boraginaceae | Dicot |
| Carolina redroot | Lachnanthes caroliana | LACA5 | Haemodoraceae | Monocot |
| Carolina rose | Rosa carolina | ROCA4 | Rosaceae | Dicot |
| Carolina rose | Rosa carolina var. carolina | ROCAC | Rosaceae | Dicot |
| Carolina scalystem | Elytraria caroliniensis | ELCA6 | Acanthaceae | Dicot |
| Carolina scalystem | Elytraria caroliniensis var. angustifolia | ELCAA2 | Acanthaceae | Dicot |