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Taxon author: Small

ITIS records citing taxon author "Small"
 
 Kingdom Animalia
  Acanthaxius hirsutimanus (Boesch and Smalley, 1972) -- valid
  Alpheus stephensoni Banner and Smalley, 1969 -- valid -- queensland snapping shrimp
  Axiopsis hirsutimana (Boesch and Smalley, 1972) -- invalid
  Calastacus hirsutimana (Boesch and Smalley, 1972) -- invalid
  Calocaris hirsutimana (Boesch and Smalley, 1972) -- invalid
  Etheostoma barbouri Kuehne and Small, 1971 -- valid -- teardrop darter
  Okenia zoobotryon (Smallwood, 1910) -- valid
  Palaemonias alabamae Smalley, 1961 -- valid -- Alabama cave shrimp
  Surnia ulula tianschanica Smallbones, 1906 -- valid
 
 Kingdom Plantae
  Abama montana Small -- not accepted
  Acacia minuta ssp. densiflora (Alexander ex Small) R.M. Beauch. -- not accepted -- coastal scrub wattle
  Acanthocereus floridanus Small ex Britton & Rose -- not accepted
  Acanthoscyphus Small -- accepted -- flowery puncturebract
  Acanthoscyphus parishii (Parry) Small -- accepted -- Parish's oxytheca
  Acanthoscyphus parishii var. parishii (Parry) Small -- accepted -- Parish's oxytheca
  Acer leucoderme Small -- accepted -- chalk maple, white-bark maple
  Acer nigrum var. leucoderme (Small) Fosberg -- not accepted
  Acer saccharum ssp. leucoderme (Small) Desmarais -- not accepted
  Acer saccharum var. floridanum (Chapm.) Small & A. Heller -- not accepted
  Acer saccharum var. leucoderme (Small) Rehder -- not accepted
  Acerates delticola Small -- not accepted
  Acetosella acetosella (L.) Small -- not accepted
  Acnida concatenata (Moq.) Small -- not accepted
  Aconogonon newberryi (Small) Soják -- not accepted
  Aconogonon phytolaccifolium (Meisn. ex Small) Small -- accepted -- poke knotweed
  Aconogonon phytolaccifolium var. phytolaccifolium (Meisn. ex Small) Small ex Rydb. -- accepted -- poke knotweed
  Aconogonum newberryi (Small) Soják -- not accepted
  Aconogonum phytolaccifolium (Meisn. ex Small) Small ex Rydb. -- not accepted
  Adenoplea lindleyana (Fortune) Small -- not accepted
  Aeschrion antillana (Eggers) Small -- not accepted
  Aeschynomene pratensis Small -- accepted -- meadow jointvetch
  Aesculus austrina Small -- not accepted
  Agalinis gattingeri (Small) Small -- accepted -- roundstem false foxglove
  Agalinis heterophylla (Nutt.) Small -- accepted -- prairie false foxglove, prairie false-foxglove
  Agalinis parvifolia (Chapm.) Small ex Britton -- not accepted
  Agalinis tenuifolia var. polyphylla (Small) Pennell -- not accepted -- slenderleaf false foxglove
  Agalinis viridis (Small) Pennell -- accepted -- green false foxglove
  Agaloma apocynifolia (Small) Nieuwl. -- not accepted
  Agaloma eriogonoides (Small) Nieuwl. -- not accepted
  Agaloma exserta (Small) Nieuwl. -- not accepted
  Agaloma gracilis (Small) Nieuwl. -- not accepted
  Agaloma olivacea (Small) Nieuwl. -- not accepted
  Agaloma zinniflora (Small) Nieuwl. -- not accepted
  Agave neglecta Small -- accepted -- wild century plant
  Ageratina altissima var. roanensis (Small) Clewell & Woot. -- accepted -- white snakeroot
  Agrostis scribneriana Nash ex Small -- not accepted
  Aletris lutea Small -- accepted -- yellow colicroot
  Allionia comata Small -- not accepted
  Allionia texensis (J.M. Coult.) Small -- not accepted
  Allium allegheniense Small -- not accepted -- Allegheny onion
  Allium arenicola Small -- not accepted
  Allium arenicola Osterh., non Small -- not accepted
  Allium continuum Small -- not accepted
  Allium cuthbertii Small -- accepted -- striped garlic
  Allium helleri Small -- not accepted
  Allium microscordion Small -- not accepted
  Aloysia ligustrina (Lag.) Small -- not accepted
  Alsine baldwinii Small -- not accepted
  Alsine tennesseensis (C. Mohr) Small -- not accepted
  Alternanthera floridana (Chapm.) Small -- not accepted
  Amarolea americana (L.) Small -- not accepted
  Amarolea megacarpa Small -- not accepted
  Ammocallis rosea (L.) Small -- not accepted
  Ammopursus ohlingerae (S.F. Blake) Small -- not accepted
  Amorpha dewinkeleri Small -- not accepted
  Amorpha virgata Small -- not accepted
  Ampelothamnus phillyreifolius (Hook.) Small -- not accepted
  Amphiglottis conopsea (W.T. Aiton) Small -- not accepted
  Amphistelma scoparia (Nutt.) Small -- not accepted
  Amsonia rigida Shuttlw. ex Small -- accepted -- stiff bluestar
  Anamomis simpsonii Small -- not accepted
  Anastrophus platycaulis (Poir.) Nash ex Small -- not accepted
  Andropogon gracilior (Hack.) Nash ex Small -- not accepted
  Andropogon subtenuis Nash ex Small -- not accepted
  Androsace diffusa Small -- not accepted
  Androsace septentrionalis var. diffusa (Small) R. Knuth -- not accepted
  Antigonon macrocarpum Britton & Small -- not accepted
  Anychiastrum baldwinii (Torr. & A. Gray) Small -- not accepted
  Anychiastrum montanum Small -- not accepted
  Anychiastrum riparium (Chapm.) Small -- not accepted
  Apteria aphylla (Nutt.) Barnhart ex Small -- accepted -- nodding nixie
  Aquilegia australis Small -- not accepted
  Aquilegia canadensis var. australis (Small) Munz -- not accepted -- Canadian columbine
  Aquilegia canadensis var. coccinea (Small) Munz -- not accepted
  Aquilegia coccinea Small -- not accepted
  Arabis burkii (Porter) Small -- not accepted
  Arabis ovata sensu Small, non Michx. -- not accepted
  Arctous erythrocarpa Small -- not accepted
  Argentacer Small -- not accepted
  Argentacer saccharinum (L.) Small -- not accepted
  Arisaema acuminatum Small -- not accepted
  Aristolochia convolvulacea Small -- not accepted
  Arsenococcus frondosus (Pursh) Small -- not accepted
  Arsenococcus ligustrinus (L.) Small -- not accepted
  Asarum arifolium var. callifolia (Small) Barringer -- not accepted
  Asarum arifolium var. callifolium (Small) Barringer -- not accepted
  Asarum callifolium Small -- not accepted
  Asclepiodella feayi (Chapm. ex A. Gray) Small -- not accepted
  Ascyrum edisonianum Small -- not accepted
  Asemeia cumulicola (Small) Small -- not accepted
  Asemeia grandiflora (Walter) Small -- accepted
  Asemeia leiodes (S.F. Blake) Small -- not accepted
  Asemeia miamiensis (Small ex S.F. Blake) Small -- not accepted
  Asimina pulchella (Small) Rehder & Dayton -- not accepted
  Asimina tetramera Small -- accepted -- four-petal pawpaw, fourpetal pawpaw
  Asplenium plenum E.P. St. John ex Small -- accepted -- ruffled spleenwort
  Asplenium scalifolium E.P. St. John ex Small -- not accepted
  Asplenium X plenum E.P. St. John ex Small (pro sp.) -- not accepted
  Aster bracei Britton ex Small -- not accepted -- Brace's aster
  Aster brachypholis Small -- not accepted
  Aster camptosorus Small -- not accepted
  Aster concolor var. simulatus (Small) R.W. Long -- not accepted
  Aster continuus Small -- not accepted
  Aster fragilis var. brachypholis (Small) A.G. Jones -- not accepted -- fragilestem aster
  Aster plumosus Small -- not accepted
  Aster sericocarpoides (Small) K. Schum. -- not accepted
  Aster simmondsii Small -- not accepted -- Simmonds' aster
  Aster simulatus Small -- not accepted
  Aster sulznerae Small -- not accepted
  Astilbe crenatiloba (Britton) Small -- not accepted -- Roan Mountain false goat's beard
  Astragalus austrinus (Small) E.D. Schulz -- not accepted
  Astragalus nuttallianus var. austrinus (Small) Barneby -- accepted -- Rio Fronteras milkvetch, smallflowered milkvetch
  Astragalus nuttallianus var. macilentus (Small) Barneby -- accepted -- small milkvetch, turkeypeas
  Atamosco candida (Lindl.) Small -- not accepted
  Atriplex lampa (Moq.) Gillies ex Small -- accepted -- South American saltbush
  Aureolaria dispersa (Small) Pennell -- not accepted
  Azalea alabamensis (Rehder) Small -- not accepted
  Azalea austrina Small -- not accepted
  Azalea candida Small -- not accepted
  Azalea canescens var. subglabra (Rehder) Small -- not accepted
  Azalea oblongifolia Small -- not accepted
  Azalea prinophylla Small -- not accepted
  Azalea prunifolia Small -- not accepted
  Azalea serrulata Small -- not accepted
  Banisteriopsis C.B. Rob. ex Small -- accepted
  Banisteriopsis lucida (Rich.) Small -- accepted -- paralejo de monte
  Baptisia albescens Small -- not accepted -- spiked wild indigo
  Baptisia bushii Small -- not accepted
  Baptisia cuneata Small -- not accepted
  Baptisia elliptica Small -- not accepted
  Baptisia gibbesii Small -- not accepted
  Baptisia hirsuta Small -- not accepted
  Baptisia laevicaulis (A. Gray ex Canby) Small -- not accepted
  Baptisia lanceolata var. elliptica (Small) B.L. Turner -- accepted -- tomentose gopherweed
  Baptisia macilenta Small ex Larisey -- not accepted
  Baptisia nuttalliana Small -- accepted -- Nuttall's wild indigo
  Baptisia vespertina Small ex Rydb. -- not accepted
  Baptisia X bushii Small (pro. sp.) -- accepted -- Bush's wild indigo
  Bartonia lanceolata Small -- not accepted
  Basiphyllaea corallicola (Small) Ames -- accepted -- Carter's orchid
  Batodendron andrachniforme Small -- not accepted
  Batschia linearifolia (Goldie) Small -- not accepted
  Beadlea cranichoides (Griseb.) Small -- not accepted
  Beadlea elata (Sw.) Small -- not accepted
  Berlandiera betonicifolia (Hook.) Small -- not accepted
  Berlandiera dealbata (Torr. & A. Gray) Small -- not accepted
  Berlandiera X betonicifolia (Hook.) Small (pro sp.) -- accepted -- berlandiera, Texas greeneyes
  Berlandiera X humilis Small (pro sp.) -- accepted -- berlandiera
  Bidens mitis var. leptophylla (Nutt.) Small -- not accepted
  Bidens nashii Small -- not accepted
  Biltia vaseyi (A. Gray) Small -- not accepted
  Bistorta bistortoides (Pursh) Small -- accepted -- American bistort
  Bistorta plumosa (Small) Greene -- accepted -- meadow bistort
  Biventraria variegata (L.) Small -- not accepted
  Blephariglotis chapmanii Small -- not accepted
  Blephariglotis conspicua (Nash) Small -- not accepted
  Blephariglottis chapmanii Small -- not accepted
  Blephariglottis conspicua (Nash) Small -- not accepted
  Boehmeria austrina Small -- not accepted
  Boehmeria decurrens Small -- not accepted
  Boehmeria scabra (Porter) Small -- not accepted
  Bolboxalis cernua (Thunb.) Small -- not accepted
  Borreria terminalis Small -- not accepted
  Botrydium botrys (L.) Small -- not accepted
  Brachypterys ovata (Cav.) Small -- not accepted
  Bradburya arenicola Small -- not accepted
  Brayulinea densa (Humb. & Bonpl. ex Schult.) Small -- not accepted
  Breynia nivosa (W. Bull) Small -- not accepted
  Brickellia mosieri (Small) Shinners -- not accepted -- Florida brickell-bush
  Brysonima horneana Britton & Small -- not accepted
  Brysonima X ophiticola Small ex Britton -- not accepted
  Bumelia cassinifolia Small -- not accepted
  Bumelia lacuum Small -- not accepted
  Bumelia megacocca Small -- not accepted
  Bumelia microcarpa Small -- not accepted
  Bumelia reclinata var. rufotomentosa (Small) Cronquist -- not accepted
  Bumelia rigida (A. Gray) Small -- not accepted
  Bumelia rufotomentosa Small -- not accepted
  Buxella brachycera (Michx.) Small -- not accepted
  Byrsonima horneana Britton & Small -- not accepted
  Byrsonima X ophiticola Small ex Britton -- accepted
  Cakile edentula ssp. harperi (Small) Rodman -- accepted -- Harper's searocket
  Cakile harperi Small -- not accepted
  Callaeum Small -- accepted
  Callisia graminea (Small) G.C. Tucker -- accepted -- grassleaf roseling
  Callisia ornata (Small) G.C. Tucker -- accepted -- Florida scrub roseling
  Calopogon pulchellus var. simpsonii (Small) Ames ex Correll -- not accepted
  Calopogon tuberosus var. simpsonii (Small) Magrath -- accepted -- Simpson's grasspink
  Calycanthus mohrii (Small) Small ex Pollard -- not accepted
  Calylophus hartwegii ssp. toumeyi (Small) Towner & P.H. Raven -- not accepted
  Calylophus toumeyi (Small) Towner -- not accepted -- Toumey's calylophus, Toumey's sundrops
  Calytophus toumeyi (Small) Towner -- not accepted
  Campanula robinsiae Small -- accepted -- Brooksville bellflower, Robins' bellflower
  Campanulastrum Small -- not accepted -- bellflower
  Campanulastrum americanum (L.) Small -- not accepted -- American bellflower
  Cannabis sativa ssp. indica (Lam.) E. Small & Cronquist -- accepted -- grass, hashish, hemp, marijuana, Mary Jane, pot
  Capnoides halei Small -- not accepted
  Cardamine flagellifera var. hugeri (Small) Rollins -- not accepted -- Blue Ridge bittercress
  Cardamine hugeri Small -- not accepted
  Cardiospermum keyense Small -- not accepted
  Carduus austrinus Small -- not accepted
  Carduus helleri Small -- not accepted
  Carduus pinetorum Small -- not accepted
  Carex muehlenbergii var. austrina Small -- not accepted
  Carex radiata (Wahlenb.) Small -- accepted -- eastern star sedge
  Carex reniformis (L.H. Bailey) Small -- accepted -- kidneyshape sedge
  Carphephorus carnosus (Small) C.W. James -- accepted -- pineland chaffhead
  Carteria corallicola Small -- not accepted
  Cascadia nuttallii (Small) A.M. Johnson -- accepted -- Nuttall's saxifrage
  Cassia deeringiana (Small & Pennell) J.F. Macbr. -- not accepted
  Cassiope tetragona ssp. saximontana (Small) A.E. Porsild -- not accepted
  Cassiope tetragona var. saximontana (Small) C.L. Hitchc. -- accepted -- white arctic mountain heather
  Castalia lekophylla Small -- not accepted
  Castelaria nicholsonii (Hook.) Small -- not accepted
  Cathartolinum alatum Small -- not accepted
  Cathartolinum arenicola Small -- not accepted
  Cathartolinum aristatum (Engelm.) Small -- not accepted
  Cathartolinum australe (A. Heller) Small -- not accepted
  Cathartolinum berlandieri (Hook.) Small -- not accepted
  Cathartolinum carteri (Small) Small -- not accepted
  Cathartolinum catharticum (L.) Small -- not accepted
  Cathartolinum compactum (A. Nelson) Small -- not accepted
  Cathartolinum curtissii (Small) Small -- not accepted
  Cathartolinum earlei Small -- not accepted
  Cathartolinum elongatum Small -- not accepted
  Cathartolinum floridanum (Planch.) Small -- not accepted
  Cathartolinum harperi (Small) Small -- not accepted
  Cathartolinum intercursum (E.P. Bicknell) Small -- not accepted
  Cathartolinum kingii (S. Watson) Small -- not accepted
  Cathartolinum macrosepalum Small -- not accepted
  Cathartolinum medium (Planch.) Small -- not accepted
  Cathartolinum multicaule (Hook.) Small -- not accepted
  Cathartolinum neomexicanum (Greene) Small -- not accepted
  Cathartolinum puberulum (Engelm.) Small -- not accepted
  Cathartolinum rigidum (Pursh) Small -- not accepted
  Cathartolinum sanctum (Small) Small -- not accepted
  Cathartolinum sedoides (Porter) Small -- not accepted
  Cathartolinum striatum (Walter) Small -- not accepted
  Cathartolinum sulcatum (Riddell) Small -- not accepted
  Cathartolinum vernale (Wooton) Small -- not accepted
  Cayaponia grandifolia (Torr. & A. Gray) Small -- not accepted
  Ceanothus pubescens (Torr. & A. Gray ex S. Watson) Rydb. ex Small -- not accepted
  Celtis georgiana Small -- not accepted
  Celtis occidentalis var. georgiana (Small) H.E. Ahles -- not accepted
  Celtis pumila var. georgiana (Small) Sarg. -- not accepted
  Celtis tenuifolia var. georgiana (Small) Fernald & B.G. Schub. -- not accepted
  Centella repanda (Pers.) Small -- not accepted
  Centrosema arenicola (Small) F.J. Herm. -- accepted -- pineland butterfly pea
  Cephalocereus deeringii Small -- not accepted
  Ceratoxalis cymosa (Small) Lunell -- not accepted
  Cereus eriophorus var. fragrans (Small ex Britton & Rose) L.D. Benson -- not accepted -- fragrant prickly-apple
  Cereus gracilis var. aboriginus (Small) L.D. Benson -- not accepted
  Cereus gracilis var. simpsonii (Small ex Britton & Rose) L.D. Benson -- not accepted -- Simpson's prickly-apple
  Cereus robinii var. deeringii (Small) L.D. Benson -- not accepted -- Deering's tree cactus
  Cerothamnus ceriferus (L.) Small -- not accepted
  Cerothamnus inodorus (W. Bartram) Small -- not accepted
  Cerothamnus pumilus (Michx.) Small -- not accepted
  Chaerophyllum dasycarpum (Hook. ex S. Watson) Nutt. ex Small -- not accepted
  Chamaecrista deeringiana Small & Pennell -- accepted -- Florida Keys sensitive pea
  Chamaecrista mohrii (Pollard) Small ex Britton & Rose -- not accepted
  Chamaelirium obovale Small -- not accepted
  Chamaesenna didymobotrya (Fresen.) Small -- not accepted
  Chamaesyce adenoptera (Bertol.) Small -- not accepted -- southern Florida sandmat
  Chamaesyce adenoptera ssp. adenoptera (Bertol.) Small -- not accepted
  Chamaesyce adenoptera ssp. pergamena (Small) D.G. Burch -- not accepted -- southern Florida sandmat
  Chamaesyce adhaerens Small -- not accepted
  Chamaesyce adicioides Small -- not accepted
  Chamaesyce albomarginata (Torr. & A. Gray) Small -- not accepted -- rattlesnake weed, whitemargin euphorbia, whitemargin sandmat, whitemargin spurge
  Chamaesyce ammannioides (Kunth) Small -- not accepted
  Chamaesyce angusta (Engelm.) Small -- not accepted -- blackfoot sandmat
  Chamaesyce blodgettii (Engelm. ex Hitchc.) Small -- not accepted -- limestone sandmat
  Chamaesyce brachypoda Small -- not accepted
  Chamaesyce brasiliensis (Lam.) Small -- not accepted
  Chamaesyce buxifolia (Lam.) Small -- not accepted
  Chamaesyce chiogenes Small -- not accepted
  Chamaesyce cinerascens (Engelm.) Small -- not accepted -- ashy sandmat
  Chamaesyce conferta Small -- not accepted -- Everglade Key sandmat
  Chamaesyce cordifolia (Elliott) Small -- not accepted -- heartleaf sandmat
  Chamaesyce cumulicola Small -- not accepted -- coastal dune sandmat
  Chamaesyce deltoidea (Engelm. ex Chapm.) Small -- not accepted -- wedge sandmat
  Chamaesyce deltoidea ssp. adhaerens (Small) A. Herndon -- not accepted
  Chamaesyce deltoidea ssp. deltoidea (Engelm. ex Chapm.) Small -- not accepted -- deltoid spurge, wedge sandmat
  Chamaesyce deltoidea ssp. deltoidea var. adhaerens (Small) Burch -- not accepted
  Chamaesyce deltoidea ssp. deltoidea var. deltoidea (Engelm. ex Chapm.) Small -- not accepted
  Chamaesyce deltoidea ssp. pinetorum (Small) A. Herndon -- not accepted -- Pineland sandmat, wedge sandmat
  Chamaesyce deltoidea ssp. serpyllum (Small) D.G. Burch -- not accepted -- Pineland sandmat, wedge sandmat
  Chamaesyce deltoidea var. adhaerens (Small) D.G. Burch -- not accepted
  Chamaesyce fendleri (Torr. & A. Gray) Small -- not accepted -- Fendler's sandmat
  Chamaesyce fendleri var. fendleri (Torr. & A. Gray) Small -- not accepted -- Fendler's sandmat
  Chamaesyce garberi (Engelm. ex Chapm.) Small -- not accepted -- Garber's sandmat, Garber's spurge
  Chamaesyce gemella (Lag.) Small -- not accepted
  Chamaesyce geyeri (Engelm.) Small -- not accepted -- Geyer's sandmat, Geyer's spurge
  Chamaesyce geyeri var. geyeri (Engelm.) Small -- not accepted -- Geyer's sandmat
  Chamaesyce glyptosperma (Engelm.) Small -- not accepted -- rib-seed sandmat, ribseed sandmat, ridgeseed spurge
  Chamaesyce hartwegiana (Boiss.) Small -- not accepted
  Chamaesyce humistrata (Engelm. ex A. Gray) Small -- not accepted -- spreading sandmat
  Chamaesyce hyssopifolia (L.) Small -- not accepted -- hyssop spurge, hyssopleaf sandmat, leafy spurge
  Chamaesyce ingallsii Small -- not accepted
  Chamaesyce laredana (Millsp.) Small -- not accepted -- Laredo sandmat
  Chamaesyce lata (Engelm.) Small -- not accepted -- hoary sandmat, hoary spurge
  Chamaesyce maculata auct. non (L.) Small -- not accepted
  Chamaesyce maculata (L.) Small -- not accepted -- large spurge, spotted sandmat, spotted spurge
  Chamaesyce malaca Small -- not accepted
  Chamaesyce mathewsii Small -- not accepted
  Chamaesyce mosieri Small -- not accepted
  Chamaesyce nashii Small -- not accepted
  Chamaesyce nutans (Lag.) Small -- not accepted -- eyebane, nodding spurge, spotted sandmat, spotted spurge
  Chamaesyce nuttallii (Engelm.) Small -- not accepted
  Chamaesyce pergamena (Small) Small -- not accepted
  Chamaesyce petaloidea (Engelm.) Small -- not accepted
  Chamaesyce pilulifera (L.) Small -- not accepted
  Chamaesyce pilulifera var. procumbens (Boiss.) Small -- not accepted
  Chamaesyce pinetorum Small -- not accepted
  Chamaesyce polyclada (Boiss.) Small -- not accepted
  Chamaesyce polygonifolia (L.) Small -- not accepted -- chamésyce ŕ feuilles de renouée, seaside sandmat, seaside spurge
  Chamaesyce porteriana Small -- not accepted -- Porter's sandmat
  Chamaesyce porteriana var. keyensis (Small) D.G. Burch -- not accepted
  Chamaesyce porteriana var. porteriana Small -- not accepted -- Porter's sandmat
  Chamaesyce porteriana var. scoparia (Small) D.G. Burch -- not accepted -- Porter's sandmat
  Chamaesyce prostrata (Aiton) Small -- not accepted -- blue weed, ground spurge, prostrate sandmat, prostrate spurge
  Chamaesyce revoluta (Engelm.) Small -- not accepted -- thread-stem sandmat, threadstem sandmat, threadstem spurge
  Chamaesyce scoparia Small -- not accepted
  Chamaesyce serpens (Kunth) Small -- not accepted -- matted sandmat, serpent spurge
  Chamaesyce serpyllifolia (Pers.) Small -- not accepted -- thyme-leaf sandmat, thymeleaf sandmat
  Chamaesyce serpyllifolia ssp. serpyllifolia (Pers.) Small -- not accepted -- thyme-leaf sandmat, thymeleaf sandmat, thymeleaf spurge
  Chamaesyce serpyllum Small -- not accepted
  Chamaesyce stanfieldii Small -- not accepted
  Chamaesyce stictospora (Engelm.) Small -- not accepted -- slim-seed sandmat, slimseed sandmat, slimseed spurge
  Chamaesyce stictospora var. guadalupensis Small -- not accepted
  Chamaesyce tracyi Small -- not accepted
  Chamaesyce villifera (Scheele) Small -- not accepted -- hairy sandmat
  Chamaesyce X keyensis Small -- not accepted -- Key's sandmat
  Chamaesyce zygophylloides (Boiss.) Small -- not accepted
  Chelone cuthbertii Small -- accepted -- Cuthbert's turtlehead
  Chenopodium albescens Small -- accepted -- pale goosefoot
  Chetyson vigilimontis (Small) Á. Löve & D. Löve -- not accepted
  Chionanthus pygmaeus Small -- accepted -- pygmy fringe-tree, pygmy fringetree
  Chorizanthe brevicornu ssp. spathulata (Small ex Rydb.) Munz -- not accepted
  Chorizanthe brevicornu var. spathulata (Small ex Rydb.) C.L. Hitchc. -- accepted -- brittle spineflower
  Chorizanthe spathulata Small ex Rydb. -- not accepted
  Chrysobalanus interior Small -- not accepted
  Chrysobalanus pallidus (Small) L.B. Sm. -- not accepted
  Chrysogonum australe Alexander ex Small -- not accepted
  Chrysogonum virginianum var. australe (Alexander ex Small) H.E. Ahles -- accepted -- green and gold
  Chrysopsis arenicola Alexander ex Small -- not accepted
  Chrysopsis aspera Shuttlw. ex Small -- not accepted
  Chrysopsis floridana Small -- accepted -- Florida golden aster, Florida goldenaster
  Chrysopsis gigantea Small -- not accepted
  Chrysopsis graminifolia var. aspera (Shuttlew. ex Small) A. Gray -- not accepted
  Chrysopsis graminifolia var. aspera (Shuttlew. ex Small) A. Gray -- not accepted
  Chrysopsis graminifolia var. microcephala (Small) Cronquist -- not accepted
  Chrysopsis lanuginosa Small -- accepted -- Lynn Haven goldenaster
  Chrysopsis mariana var. floridana (Small) Fernald -- not accepted
  Chrysopsis microcephala Small -- not accepted
  Chrysopsis ruthii Small -- not accepted
  Chrysopsis subulata Small -- accepted -- scrubland goldenaster
  Chrysopsis tracyi Small -- not accepted
  Chylismia brevipes (A. Gray) Small -- accepted -- yellow cups
  Chylismia brevipes ssp. brevipes (A. Gray) Small -- accepted -- golden suncup
  Chylismia cardiophylla (Torr.) Small -- accepted -- heartleaf suncup
  Chylismia cardiophylla ssp. cardiophylla (Torr.) Small -- accepted -- heartleaf suncup
  Chylismia heterochroma (S. Watson) Small -- accepted -- Shockley's evening primrose
  Chylismia multijuga (S. Watson) Small -- accepted -- froststem suncup
  Chylismia parryi (S. Watson) Small -- accepted -- redclay suncup
  Chylismia scapoidea (Torr. & A. Gray) Small -- not accepted -- Paiute suncup
  Chylismia scapoidea ssp. scapoidea (Torr. & A. Gray) Small -- not accepted -- Paiute suncup
  Ciliaria funstonii (Small) W.A. Weber -- not accepted
  Ciliaria vespertina (Small) W.A. Weber -- not accepted
  Cirsium flaccidum Small -- not accepted
  Cirsium helleri (Small) Cory -- not accepted
  Cirsium horridulum var. vittatum (Small) R.W. Long -- accepted -- yellow thistle
  Cirsium ochrocentrum var. helleri (Small) Petr. -- not accepted
  Cirsium revolutum (Small) Petr. -- not accepted
  Cirsium vittatum Small -- not accepted
  Clarkia australis E. Small -- accepted -- Small's southern clarkia
  Clarkia borealis E. Small -- accepted -- northern clarkia
  Clarkia borealis ssp. arida E. Small -- accepted -- arid northern clarkia, Shasta clarkia
  Clarkia borealis ssp. borealis E. Small -- accepted -- northern clarkia
  Clarkia mosquinii E. Small -- accepted -- Mosquin's clarkia
  Clarkia mosquinii ssp. mosquinii E. Small -- not accepted -- Mosquin's clarkia, Mosquin's fairyfan
  Clarkia mosquinii ssp. xerophila E. Small -- not accepted -- Enterprise clarkia
  Clematis beadlei (Small) R.O. Erickson -- not accepted
  Clematis gattingeri Small -- not accepted
  Clematis glaucophylla Small -- accepted -- whiteleaf leather flower
  Clematis micrantha Small -- not accepted -- old man's beard
  Clematis versicolor Small ex Rydb. -- accepted -- manycolored virginsbower, pale leather flower
  Clematis viorna var. flaccida (Small) Erickson -- not accepted
  Clinopodium ashei (Weath.) Small -- accepted -- Ashe's calamint
  Clinopodium macrocalyx Small -- not accepted
  Clitoria fragrans Small -- accepted -- pigeon wings, sweetscented pigeonwings
  Cnidoscolus texanus (Müll. Arg.) Small -- accepted -- bullnettle, Texas bullnettle
  Commelina diffusa var. gigas (Small) Faden -- accepted -- climbing dayflower
  Commelina gigas Small -- not accepted -- climbing dayflower
  Commelina nashii Small -- not accepted
  Commelina saxicola Small -- not accepted
  Conoclinium greggii (A. Gray) Small -- not accepted -- palmleaf thoroughwort
  Conradina grandiflora Small -- accepted -- largeflower false rosemary
  Conradina montana Small -- not accepted
  Conradina puberula Small -- not accepted
  Consolea corallicola Small -- accepted -- Florida semaphore cactus
  Coreopsis leavenworthii var. lewtonii (Small) Sherff -- not accepted
  Coreopsis lewtonii Small -- not accepted
  Coreopsis longifolia Small -- not accepted
  Coreopsis major var. linearis Small -- not accepted
  Coreopsis major var. oemleri (Elliot) Britton ex Small & Vail -- not accepted
  Coriflora beadlei (Small) W.A. Weber -- not accepted
  Coriflora gattingeri (Small) W.A. Weber -- not accepted
  Coriflora glaucophylla (Small) W.A. Weber -- not accepted
  Coriflora versicolor (Small ex Rydb.) W.A. Weber -- not accepted
  Cornus priceae Small -- not accepted
  Corydalis halei (Small) Fernald & B.G. Schub. -- not accepted
  Cracca chapmanii (Vail) Small -- not accepted
  Cracca corallicola Small -- not accepted
  Cracca curtissii Small ex Rydb. -- not accepted
  Cracca intermedia (Graham) Small -- not accepted
  Cracca latidens Small -- not accepted
  Crataegus lacrimata Small -- accepted -- Pensacola hawthorn
  Croftia parvifolia (Torr.) Small -- not accepted
  Crookea microsepala (Torr. & A. Gray) Small -- not accepted
  Crossosoma bigelovii var. glaucum (Small) Kearney & Peebles -- not accepted -- gray fruit crossosoma, ragged rockflower
  Crossosoma glaucum Small -- not accepted
  Crotalaria linaria Small -- not accepted
  Crotalaria maritima var. linaria (Small) H. Senn -- not accepted
  Croton arenicola Small -- not accepted
  Croton fergusonii Small -- not accepted
  Croton glandulosus var. arenicola (Small) B.W. van Ee & P.E. Berry -- accepted -- vente conmigo
  Cucurbita okeechobeensis (Small) L.H. Bailey -- accepted -- Okeechobee gourd
  Cucurbita okeechobeensis ssp. okeechobeensis (Small) L.H. Bailey -- accepted -- Okeechobee gourd
  Cuscuta glandulosa (Engelm.) Small -- not accepted
  Cuscuta harperi Small -- accepted -- Harper's dodder
  Cuthbertia Small -- not accepted
  Cuthbertia graminea Small -- not accepted
  Cuthbertia ornata Small -- not accepted
  Cuthbertia rosea (Vent.) Small -- not accepted
  Cyanococcus amoenus (Aiton) Small -- not accepted
  Cyanococcus atrococcus (A. Gray) Small -- not accepted
  Cyanococcus cuthbertii Small -- not accepted
  Cyanococcus elliottii (Chapman) Small -- not accepted
  Cyanococcus fuscatus (Aiton) Small -- not accepted
  Cyanococcus hirsutus (Buckley) Small -- not accepted
  Cyanococcus liparis Small -- not accepted
  Cyanococcus myrsinites (Lam.) Small -- not accepted
  Cyanococcus pallidus (Aiton) Small -- not accepted
  Cyanococcus simulatus (Small) Small -- not accepted
  Cyanococcus subcordatus Small -- not accepted
  Cyanococcus tallapusae Coville ex Small -- not accepted
  Cyanococcus tenellus (Aiton) Small -- not accepted
  Cyanococcus virgatus (Aiton) Small -- not accepted
  Cyanococcus virgatus sensu Small -- not accepted
  Cyclodon alabamense (Vail) Small -- not accepted
  Cyclodon alabamensis (Vail) Small -- not accepted
  Cynoctonum angustifolium (Torr. & A. Gray) Small -- not accepted
  Cyperus deeringianus Britton & Small -- not accepted
  Cyperus multiflorus (Britton) Small -- not accepted
  Cyperus retrorsus var. deeringianus (Britton & Small) Fernald & Griscom -- not accepted
  Cyperus winkleri Britton & Small -- not accepted
  Cyrilla arida Small -- not accepted
  Dasistoma dispersa Small -- not accepted
  Dasistoma serrata (Torr. ex Benth.) Small -- not accepted
  Dasystephana andrewsii (Griseb.) Small -- not accepted
  Dasystephana decora (Pollard) Small -- not accepted
  Dasystephana latifolia (Chapm.) Small -- not accepted
  Dasystephana parvifolia (Chapm.) Small -- not accepted
  Dasystephana porphyrio (J.F. Gmel.) Small -- not accepted
  Dasystephana puberula (Michx.) Small -- not accepted
  Dasystephana saponaria (L.) Small -- not accepted
  Dasystephana villosa (L.) Small -- not accepted
  Decachaena baccata (Wangenh.) Small -- not accepted
  Decachaena frondosa (L.) Small -- not accepted
  Decachaena nana (A. Gray) Small -- not accepted
  Decachaena tomentosa (A. Gray) Small -- not accepted
  Decachaena ursina (M.A. Curtis) Small -- not accepted
  Decemium appendiculatum (Michx.) Small -- not accepted
  Deeringothamnus Small -- accepted -- false pawpaw
  Deeringothamnus pulchellus Small -- accepted -- beautiful pawpaw, royal false pawpaw
  Deeringothamnus rugelii (B.L. Rob.) Small -- accepted -- Rugel's false pawpaw, Rugel's pawpaw
  Deeringothamnus rugelii var. pulchellus (Small) D.B. Ward -- not accepted
  Delopyrum articulatum (L.) Small -- not accepted
  Delopyrum basiramia Small -- not accepted
  Delopyrum basiramium Small -- not accepted
  Delopyrum ciliatum (Meisn.) Small -- not accepted
  Delopyrum filiforme Small -- not accepted
  Delopyrum gracile (Nutt.) Small -- not accepted
  Dentaria furcata Small -- not accepted
  Dentaria incisa Small -- not accepted
  Dentoceras myriophylla Small -- not accepted
  Desmothamnus lucidus (Lam.) Small -- not accepted
  Diamorpha cymosa (Nutt.) Britton ex Small -- not accepted
  Diamorpha smallii Britton ex Small -- accepted -- elf orpine
  Dianthera angusta (Chapm.) Small -- not accepted
  Dianthera lanceolata (Chapm.) Small -- not accepted
  Diodella Small -- accepted
  Diodella rigida (Willd. ex Roem. & Schult.) Small -- not accepted
  Diodella teres (Walter) Small -- accepted
  Diodia harperi Small -- not accepted
  Diospyros mosieri Small -- not accepted
  Diospyros virginiana var. mosieri (Small) Sarg. -- not accepted
  Dodecatheon brachycarpum Small -- not accepted
  Dodecatheon hugeri Small -- not accepted
  Dodecatheon meadia ssp. brachycarpum (Small) R. Knuth -- not accepted -- pride of Ohio
  Dodecatheon meadia var. brachycarpum (Small) Fassett -- not accepted
  Dodecatheon meadia var. standfieldii (Small) Fassett -- not accepted
  Dodecatheon meadia var. stanfieldii (Small) Fassett -- not accepted
  Dodonaea microcarya Small -- not accepted
  Doellingeria sericocarpoides Small -- accepted -- southern whitetop
  Dondia conferta Small -- not accepted
  Draba cuneifolia var. helleri (Small) O.E. Schulz -- not accepted
  Dracocephalum leptophyllum (Small) Small -- not accepted
  Dracocephalum veroniciforme (Small) Small -- not accepted
  Dryopteris atropalustris Small -- not accepted
  Dryopteris celsa (W. Palmer) Knowlt., Palmer & Pollard ex Small -- accepted -- log fern
  Dryopteris ludoviciana (Kunze) Small -- accepted -- southern woodfern
  Dryopteris X australis (Wherry) Small (pro sp.) -- accepted -- woodfern
  Dryopteris X separabilis Small (pro sp.) -- accepted -- woodfern
  Dyschoriste angusta (A. Gray) Small -- accepted -- pineland snakeherb
  Echinacea tennesseensis (Beadle) Small -- accepted -- Tennessee purple coneflower
  Edisonia pubiflora (Decne.) Small -- not accepted
  Edwinia californica Small -- not accepted
  Eleocharis brittonii Svenson ex Small -- accepted -- Britton's spikerush
  Eleocharis carolina Small -- not accepted
  Eleocharis curtisii Small -- not accepted
  Eleocharis microcarpa var. brittonii (Svenson ex Small) Svenson -- not accepted
  Eleocharis uncialis Chapm. ex Small -- not accepted
  Enallagma latifolia (Mill.) Small -- not accepted
  Encyclia boothiana var. erythronioides (Small) Luer -- not accepted -- dollar orchid
  Encyclia tampensis (Lindl.) Small -- accepted -- Tampa butterfly orchid
  Endorima atropurpurea (Harper) Small -- not accepted
  Epicion northropiae (Schltr.) Small -- not accepted
  Epicladium boothianum (Lindl.) Small -- not accepted
  Epidendrum erythronioides Small -- not accepted
  Erigeron myrionactis Small -- not accepted
  Eriocaulon lineare Small -- accepted -- narrow pipewort
  Eriogonum arcuatum var. xanthum (Small) Reveal -- accepted -- Ivy League buckwheat
  Eriogonum capillare Small -- accepted -- San Carlos buckwheat, San Carlos wild-buckwheat
  Eriogonum clavatum Small -- accepted -- Hoover's deserttrumpet
  Eriogonum clavellatum Small -- accepted -- Comb Wash buckwheat
  Eriogonum coloradense Small -- accepted -- Colorado buckwheat
  Eriogonum contortum Small -- accepted -- grand buckwheat
  Eriogonum covillei Small -- not accepted
  Eriogonum deflexum var. turbinatum (Small) Reveal -- not accepted
  Eriogonum depauperatum Small -- not accepted
  Eriogonum divergens Small -- not accepted
  Eriogonum douglasii var. tenue (Small) C.L. Hitchc. -- not accepted
  Eriogonum fendleranum (Benth.) Small -- not accepted
  Eriogonum fendlerianum (Benth.) Small -- not accepted
  Eriogonum flavum var. polyphyllum (Small ex Rydb.) M.E. Jones -- not accepted -- alpine golden buckwheat
  Eriogonum flavum var. xanthum (Small) S. Stokes -- not accepted
  Eriogonum floridanum Small -- not accepted
  Eriogonum fusiforme Small -- accepted -- Native American pipeweed
  Eriogonum harfordii Small -- not accepted
  Eriogonum inflatum var. fusiforme (Small) Reveal -- not accepted -- Native American pipeweed
  Eriogonum jamesii var. xanthum (Small) Reveal -- not accepted -- James' buckwheat
  Eriogonum nodosum Small -- not accepted
  Eriogonum nudicaule (Torr.) Small -- not accepted
  Eriogonum ochroleucum Small ex Rydb. -- not accepted
  Eriogonum ovalifolium ssp. ochroleucum (Small ex Rydb.) S. Stokes -- not accepted
  Eriogonum ovalifolium ssp. vineum (Small) S. Stokes -- not accepted
  Eriogonum ovalifolium var. ochroleucum (Small ex Rydb.) M. Peck -- accepted -- cushion buckwheat
  Eriogonum ovalifolium var. orthocaulon (Small) C.L. Hitchc. -- not accepted
  Eriogonum ovalifolium var. vineum (Small) Jeps. -- accepted -- Cushenbury buckwheat
  Eriogonum polyphyllum Small ex Rydb. -- not accepted
  Eriogonum polypodum Small -- accepted -- foxtail buckwheat
  Eriogonum scoparium Small -- not accepted
  Eriogonum siskiyouense Small -- accepted -- Siskiyou buckwheat
  Eriogonum sphaerocephalum var. minimum (Small) S. Stokes -- not accepted
  Eriogonum strictum var. tenue (Small) S. Stokes -- not accepted
  Eriogonum tenue Small -- not accepted
  Eriogonum tetraneuris Small -- not accepted
  Eriogonum tristichum Small -- not accepted
  Eriogonum turbinatum Small -- not accepted
  Eriogonum umbellatum ssp. covillei (Small) Munz -- not accepted
  Eriogonum umbellatum var. covillei (Small) Munz & Reveal -- accepted -- sulphur-flower buckwheat
  Eriogonum umbellatum var. croceum (Small) S. Stokes ex R.J. Davis -- not accepted
  Eriogonum umbellatum var. porteri (Small) S. Stokes -- accepted -- Porter's buckwheat
  Eriogonum wrightii ssp. nodosum (Small) Munz -- not accepted
  Eriogonum wrightii var. nodosum (Small) Reveal -- accepted -- bastardsage
  Eriogonum xanthum Small -- not accepted
  Ernodea angusta Small -- not accepted
  Ernodea littoralis var. angusta (Small) R.W. Long -- not accepted
  Eryngium cuneifolium Small -- accepted -- snakeroot, wedgeleaf eryngo
  Erythrina arborea Small -- not accepted
  Eubotrys elongata (Small) Small -- not accepted
  Eubotrys racemosa var. elongata (Small) Fernald -- not accepted
  Eugenia anthera Small -- not accepted
  Eugenia simpsonii (Small) Sarg. -- not accepted
  Eupatorium capillifolium (Lam.) Small -- accepted -- dogfennel
  Eupatorium chapmanii Small -- not accepted -- Chapman's thoroughwort
  Eupatorium cuneatum (Engelm. ex A. Gray) Engelm. ex Small -- not accepted
  Eupatorium eugenei Small -- not accepted
  Eupatorium lancifolium (Torr. & A. Gray) Small -- accepted -- lanceleaf thoroughwort
  Eupatorium latidens Small -- not accepted
  Eupatorium pectinatum Small -- not accepted
  Eupatorium petaloideum Britton ex Small -- accepted -- snowy white thoroughwort
  Eupatorium recurvans Small -- not accepted
  Eupatorium roanense Small -- not accepted
  Eupatorium rugosum var. roanense (Small) Fernald -- not accepted
  Euphorbia adenoptera ssp. pergamena (Small) Oudejans -- not accepted -- southern Florida sandmat
  Euphorbia adhaerens (Small) Jabl. -- not accepted
  Euphorbia apocynifolia Small -- not accepted
  Euphorbia austrina (Small) Jabl. -- not accepted
  Euphorbia chiogenes (Small) Oudejans -- not accepted
  Euphorbia conferta (Small) Oudejans -- not accepted -- Everglade Key sandmat
  Euphorbia conferta (Small) B.E. Sm. -- accepted -- Everglade Key sandmat
  Euphorbia corollata var. apocynifolia (Small) Millsp. -- not accepted
  Euphorbia corollata var. zinniiflora (Small) H.E. Ahles -- not accepted
  Euphorbia cumulicola (Small) Oudejans -- accepted -- coastal dune sandmat
  Euphorbia deltoidea ssp. adhaerens (Small) Oudejans -- accepted -- wedge sandmat
  Euphorbia deltoidea ssp. pinetorum (Small) Oudejans -- accepted -- wedge sandmat
  Euphorbia deltoidea ssp. serpyllum (Small) Ya Yang -- accepted -- wedge sandmat
  Euphorbia deltoidea var. adhaerens (Small) Oudejans -- not accepted
  Euphorbia deltoidea var. serpyllum (Small) Oudejans -- not accepted
  Euphorbia eriogonoides Small -- not accepted
  Euphorbia exserta (Small) Coker -- accepted -- coastal sand spurge
  Euphorbia ingallsii (Small) Cory -- not accepted
  Euphorbia malaca (Small) Little -- not accepted
  Euphorbia nuttallii (Engelm.) Small -- not accepted
  Euphorbia olivacea Small -- not accepted
  Euphorbia pergamena Small -- accepted -- rocklands spurge, Southern Florida sandmat
  Euphorbia pinetorum (Small) Jabl. -- not accepted
  Euphorbia pinetorum (Small) G.L. Webster -- accepted -- pineland spurge
  Euphorbia porteriana (Small) Oudejans -- accepted -- Porter's sandmat
  Euphorbia porteriana var. keyensis (Small) Oudejans -- not accepted
  Euphorbia porteriana var. scoparia (Small) Oudejans -- not accepted
  Euphorbia robusta (Engelm.) Small -- not accepted -- robust spurge, Rocky Mountain spurge
  Euphorbia stanfieldii (Small) Cory -- not accepted
  Euphorbia zinniiflora Small -- not accepted
  Evolvulus macilentus Small -- not accepted
  Filago nivea Small -- not accepted
  Fimbristylis harperi Britton ex Small -- not accepted
  Fimbristylis perpusilla R.M. Harper ex Small & Britton -- accepted -- Harper's fimbry
  Fissipes acaulis (Aiton) Small -- not accepted
  Forestiera globularis Small -- not accepted
  Forestiera pinetorum Small -- not accepted
  Forestiera segregata var. pinetorum (Small) M.C. Johnst. -- accepted -- Florida swampprivet
  Fraxinus americana var. curtissii (Vasey) Small -- not accepted
  Froelichia campestris Small -- not accepted
  Froelichia floridana var. campestris (Small) Fernald -- not accepted -- plains snakecotton
  Gaillardia chrysantha Small -- not accepted
  Gaillardia rigida Small ex Rydb. -- not accepted
  Gaillardia trinervata Small -- not accepted
  Galactia brevipes Small -- not accepted
  Galactia pinetorum Small -- accepted -- pineland milkpea
  Galactia prostrata Small -- not accepted
  Galarhoeus arkansanus (Engelm. & A. Gray) Small ex Rydb. -- not accepted
  Galarhoeus austrinus (Small) Small -- not accepted
  Galarhoeus commutatus (Engelm. ex A. Gray) Small ex Rydb. -- not accepted
  Galarhoeus commutatus var. erectus (Norton) Small -- not accepted
  Galarhoeus cyparissias (L.) Small ex Rydb. -- not accepted
  Galarhoeus darlingtonii (A. Gray) Small -- not accepted
  Galarhoeus floridanus (Chapm.) Small -- not accepted
  Galarhoeus inundatus (Torr. ex Chapm.) Small -- not accepted
  Galarhoeus obtusatus (Pursh) Small ex Rydb. -- not accepted
  Galarhoeus platyphyllos (L.) Small -- not accepted
  Galarhoeus telephioides (Chapm.) Small -- not accepted
  Galarhoeus trichotomus (Kunth) Small -- not accepted
  Galium filifolium (Wiegand) Small -- not accepted
  Galium latifolium var. hispidifolium Small ex Britton -- not accepted
  Galium latifolium var. hispidum Small -- not accepted
  Galpinsia interior Small -- not accepted
  Galpinsia lavandulifolia (Torr. & A. Gray) Small -- not accepted
  Galpinsia toumeyi Small -- not accepted
  Gastronychia herniarioides (Michx.) Small -- not accepted
  Gaura brachycarpa Small -- not accepted -- plains beeblossom
  Gaura eatonii Small -- not accepted
  Gaura filiformis Small -- not accepted
  Gaura pitcheri (Torr. & A. Gray) Small -- not accepted
  Gaura simulans Small -- not accepted
  Gaylussacia mosieri Small -- accepted -- hirsute huckleberry, woolly huckleberry
  Gaylussacia nana (A. Gray) Small -- accepted -- Confederate huckleberry, dwarf dangleberry
  Gaylussacia orocola (Small) Camp -- accepted
  Gaylussacia tomentosa (A. Gray) Pursh ex Small -- accepted -- hairytwig dangleberry, hairytwig huckleberry
  Gayoides crispa (L.) Small -- not accepted
  Gayoides crispum (L.) Small -- not accepted
  Gelsemium rankii Small -- not accepted
  Gelsemium rankinii Small -- accepted -- Rankin's trumpetflower
  Gentianella occidentalis (A. Gray) Small -- not accepted
  Gentianella quinquefolia (L.) Small -- accepted -- agueweed
  Gentianella quinquefolia ssp. quinquefolia (L.) Small -- accepted -- agueweed
  Geobalanus oblongifolius (Michx.) Small -- not accepted
  Geobalanus pallidus Small -- not accepted
  Geranium glabratum (Hook.) Small -- not accepted
  Geranium marginale Rydb. ex Hanks & Small -- not accepted -- western geranium
  Gerardia dispersa (Small) K. Schum. -- not accepted
  Gerardia floridana (A. Gray) Small -- not accepted
  Gerardia gattingeri Small -- not accepted
  Gerardia microphylla (A. Gray) Small -- not accepted
  Gerardia polyphylla Small -- not accepted
  Gerardia tenuifolia ssp. polyphylla (Small) Pennell -- not accepted
  Gerardia tenuifolia var. polyphylla (Small) Shinners -- not accepted
  Gerardia viridis Small -- not accepted
  Gibbesia rugelii (Chapm.) Small -- not accepted
  Glandularia delticola (Small) Umber -- accepted -- moradia
  Glandularia drummondii (Lindl.) Small -- not accepted
  Glandularia lambertii (Sims) Small -- not accepted
  Glandularia maritima (Small) Small -- accepted -- coastal mock vervain
  Glandularia peruviana (L.) Small -- accepted -- Peruvian mock vervain
  Glandularia tampensis (Nash) Small -- accepted -- Tampa mock vervain
  Glandularia tenuisecta (Briq.) Small -- not accepted
  Goniostachyum citrosum Small -- not accepted
  Gossypianthus sheldonii (Uline & W.L. Bray) Small -- not accepted
  Gratiola amphiantha D. Estes & R.L. Small -- accepted -- little amphianthus
  Grossularia campestris Small -- not accepted
  Grossularia curvata (Small) Coville & Britton -- not accepted
  Guapira globosa (Small) Little -- not accepted -- roundleaf blolly
  Guilandina crista auct. non (L.) Small -- not accepted
  Gyminda latifolia var. glaucifolia Small -- not accepted
  Habenaria habenaria (L.) Small -- not accepted
  Habenaria X chapmanii (Small) Ames -- not accepted
  Habenella odontopetala (Rchb. f.) Small -- not accepted
  Haplopappus spinulosus ssp. cotula (Small) H.M. Hall -- not accepted
  Haplopappus spinulosus ssp. cotulus (Small) Hall -- not accepted
  Harrisia aboriginum Small ex Britton & Rose -- accepted -- aboriginal pricklyapple, prickly applecactus
  Harrisia fragrans Small ex Britton & Rose -- accepted -- Caribbean applecactus
  Harrisia simpsonii Small ex Britton & Rose -- accepted -- Simpson's applecactus
  Hartmannia speciosa (Nutt.) Small -- not accepted
  Havardia Small -- accepted
  Hedeoma lata Small -- not accepted
  Hedeoma reverchonii var. serpyllifolia (Small) Irving -- accepted -- Reverchon's false pennyroyal, Reverchon's falsepennyroyal
  Hedeoma reverchonii var. serpyllifolium (Small) Irving -- not accepted
  Hedeoma sancta Small -- not accepted
  Hedeoma serpyllifolia Small -- not accepted
  Hedyotis nigricans var. pulvinata (Small) Fosberg -- not accepted -- diamondflowers
  Hedyotis purpurea var. montana (Small) Fosberg -- not accepted -- Roan Mountain bluet
  Helenium campestre Small -- accepted -- oldfield sneezeweed
  Helenium helenium (Nutt.) Small -- not accepted
  Helenium X polyphyllum Small (pro sp.) -- accepted -- sneezeweed
  Helianthium parvulum (Engelm.) Small -- not accepted
  Helianthus carnosus Small -- accepted -- lakeside sunflower
  Helianthus eggertii Small -- accepted -- Eggert's sunflower
  Helianthus filiformis Small -- not accepted
  Helianthus resinosus Small -- accepted -- resindot sunflower
  Helianthus saxicola Small -- not accepted
  Helianthus verticillatus Small -- accepted -- whorled sunflower
  Helianthus X glaucus Small (pro sp.) -- accepted -- glaucous sunflower
  Heliotropium horizontale Small -- not accepted
  Heliotropium polyphyllum var. horizontale (Small) R.W. Long -- not accepted
  Herbertia drummondii (Graham) Small -- not accepted
  Herpothamnus crassifolius (Andrews) Small -- not accepted
  Hesperolinon (A. Gray) Small -- accepted -- dwarf-flax
  Hesperolinon adenophyllum (A. Gray) Small -- accepted -- glandular dwarf-flax
  Hesperolinon breweri (A. Gray) Small -- accepted -- Brewer's dwarf-flax
  Hesperolinon californicum (Benth.) Small -- accepted -- California dwarf-flax
  Hesperolinon clevelandii (Greene) Small -- accepted -- Allen Springs dwarf-flax
  Hesperolinon congestum (A. Gray) Small -- accepted -- Marin dwarf-flax
  Hesperolinon drymarioides (Curran) Small -- accepted -- Drymaria dwarf-flax, drymary dwarf-flax
  Hesperolinon micranthum (A. Gray) Small -- accepted -- smallflower dwarf-flax
  Hesperolinon spergulinum (A. Gray) Small -- accepted -- slender dwarf-flax
  Hesperoxalis trilliifolia (Hook.) Small -- not accepted
  Heterotheca aspera (Shuttlw. ex Small) Shinners -- not accepted
  Heterotheca floridana (Small) R.W. Long -- not accepted
  Heterotheca graminifolia var. aspera (Shuttlw. ex Small) Gray -- not accepted
  Heterotheca graminifolia var. microcephala (Small) Cronq. -- not accepted
  Heterotheca graminifolia var. tracyi (Small) R.W. Long -- not accepted
  Heterotheca hyssopifolia var. gigantea (Small) V.L. Harms -- not accepted
  Heterotheca hyssopifolia var. subulata (Small) R.W. Long -- not accepted
  Heterotheca mariana ssp. floridana (Small) V.L. Harms -- not accepted
  Heterotheca microcephala (Small) Shinners -- not accepted
  Heterotheca nervosa var. microcephala (Small) Shinners ex H.E. Ahles -- not accepted
  Heterotheca ruthii (Small) V.L. Harms -- not accepted
  Heterotheca subulata (Small) V.L. Harms -- not accepted
  Heuchera americana var. calycosa (Small) Rosend., Butters & Lakela -- not accepted
  Heuchera calycosa Small -- not accepted
  Heuchera macrorhiza Small -- not accepted
  Heuchera villosa var. macrorhiza (Small) Rosend., Butters & Lakela -- not accepted
  Hexastylis arifolia (Michx.) Small -- accepted -- littlebrownjug
  Hexastylis arifolia var. arifolia (Michx.) Small -- accepted -- littlebrownjug
  Hexastylis arifolia var. callifolia (Small) H.L. Blomq. -- accepted -- littlebrownjug
  Hexastylis heterophylla (Ashe) Small -- accepted -- variableleaf heartleaf
  Hexastylis memmingeri (Ashe) Small -- not accepted
  Hexastylis ruthii (Ashe) Small -- not accepted
  Hexastylis shuttleworthii (Britten & Baker f.) Small -- accepted -- largeflower heartleaf
  Hexastylis shuttleworthii var. shuttleworthii (Britten & Baker f.) Small -- accepted -- largeflower heartleaf
  Hexastylis virginica (L.) Small -- accepted -- Virginia heartleaf
  Hicoria austrina Small -- not accepted
  Hieracium argyraeum Small -- not accepted
  Hieracium scribneri Small -- accepted -- Scribner's hawkweed
  Hieracium X scribneri Small (pro sp.) -- not accepted -- Scribner's hawkweed
  Houstonia filifolia (Chapm.) Small -- not accepted
  Houstonia montana Small -- not accepted
  Houstonia nigricans var. pulvinata (Small) Terrell -- not accepted
  Houstonia pulvinata Small -- not accepted
  Houstonia purpurea var. montana (Small) Terrell -- accepted -- Roan Mountain bluet, Venus' pride
  Houstonia tenuis Small -- not accepted
  Hugeria erythrocarpa (Michx.) Small -- not accepted
  Humulus lupulus var. lupuloides E. Small -- accepted -- Arizona hops, common hop
  Humulus lupulus var. pubescens E. Small -- accepted -- common hop
  Hydatica foliolosa (R. Br.) Small -- not accepted
  Hydatica petiolaris (Raf.) Small -- not accepted
  Hydrangea cinerea Small -- accepted -- ashy hydrangea
  Hydrotrida caroliniana (Walter) Small -- not accepted
  Hymenocallis bidentata Small -- not accepted
  Hymenocallis collieri Small -- not accepted
  Hymenocallis keyensis Small -- not accepted
  Hymenocallis kimballiae Small -- not accepted
  Hymenocallis laciniata Small -- not accepted
  Hymenocallis tridentata Small -- accepted
  Hypericum apocynifolium Small -- accepted
  Hypericum cumulicola (Small) W.P. Adams -- accepted -- highlands scrub hypericum, highlands scrub St. Johnswort
  Hypericum edisonianum (Small) W.P. Adams & N. Robson -- accepted -- Arcadian St. Johnswort, Edison's ascyrum
  Hypericum glomeratum Small -- not accepted
  Hypericum sphaerocarpum var. turgidum (Small) Svenson -- not accepted
  Hypericum splendens Small -- not accepted
  Hypericum subpetiolatum E.P. Bicknell ex Small -- not accepted
  Hypericum turgidum Small -- not accepted
  Hypopitys americana (DC.) Small -- not accepted
  Hypoxis leptocarpa (Engelm. & A. Gray) Small -- not accepted
  Ibervillea tenella (Naudin) Small -- not accepted
  Ibervillea tenuisecta (A. Gray) Small -- accepted -- deer-apples, slimlobe globeberry
  Ibidium laciniatum (Small) House -- not accepted
  Ilex buswellii Small -- not accepted
  Ilex cumulicola Small -- not accepted
  Ilex curtissii (Fernald) Small -- not accepted
  Ilex cuthbertii Small -- accepted -- Cuthbert's holly
  Ilysanthes attenuata (Spreng.) Small -- not accepted
  Indigofera keyensis Small -- not accepted
  Indigofera mucronata var. keyensis (Small) Isely -- not accepted -- Florida indigo
  Indigofera trita var. keyensis (Small) Kartesz & Gandhi -- not accepted -- Asian indigo
  Ionoxalis caerulea Small -- not accepted
  Ionoxalis intermedia (A. Rich.) Small -- not accepted
  Ionoxalis martiana (Zucc.) Small -- not accepted
  Ionoxalis violacea (L.) Small -- not accepted
  Ipomoea caroliniana sensu Small, non Poir. -- not accepted
  Iris acleantha Small -- not accepted
  Iris alabamensis Small -- not accepted
  Iris albispiritus Small -- not accepted
  Iris alticristata Small -- not accepted
  Iris atrocyanea Small -- not accepted
  Iris atroenantha Small -- not accepted
  Iris auralata Small -- not accepted
  Iris bifurcata Small -- not accepted
  Iris brevipes Small -- not accepted
  Iris chlorolopha Small -- not accepted
  Iris chrysaeola Small -- not accepted
  Iris chrysolopha Small -- not accepted
  Iris chrysophoenicia Small -- not accepted
  Iris citricristata Small -- not accepted
  Iris citriviola Small -- not accepted
  Iris cyanochrysea Small -- not accepted
  Iris dewinkeleri Small -- not accepted
  Iris elephantina Small -- not accepted
  Iris fluviatilis Small -- not accepted
  Iris fourchiana Small -- not accepted
  Iris fulvaurea Small -- not accepted
  Iris fumifulva Small -- not accepted
  Iris fuscaurea Small -- not accepted
  Iris fuscirosea Small -- not accepted
  Iris fuscivenosa Small -- not accepted
  Iris giganticaerulea Small -- accepted -- giant blue iris
  Iris hexagona var. flexicaulis (Small) R.C. Foster -- not accepted -- Dixie iris
  Iris hexagona var. savannarum (Small) R.C. Foster -- not accepted -- savanna iris
  Iris iochroma Small -- not accepted
  Iris iocyanea Small -- not accepted
  Iris kimballiae Small -- not accepted
  Iris ludoviciana Small -- not accepted
  Iris miraculosa Small -- not accepted
  Iris moricolor Small -- not accepted
  Iris oenantha Small -- not accepted
  Iris parvirosea Small -- not accepted
  Iris phoenicis Small -- not accepted
  Iris pseudocristata Small -- not accepted
  Iris purpurissata Small -- not accepted
  Iris regalis Small -- not accepted
  Iris rhodochrysea Small -- not accepted
  Iris rivularis Small -- not accepted
  Iris rosiflora Small -- not accepted
  Iris rubicunda Small -- not accepted
  Iris salmonicolor Small -- not accepted
  Iris savannarum Small -- accepted -- savanna iris
  Iris shrevei Small -- not accepted
  Iris subfulva Small -- not accepted
  Iris thomasii Small -- not accepted
  Iris tyriana Small -- not accepted
  Iris versicolor var. shrevei (Small) B. Boivin -- not accepted
  Iris vinicolor Small -- not accepted -- vinicolor iris, winecolor iris
  Iris violipurpurea Small -- not accepted
  Iris violivenosa Small -- not accepted
  Iris virginica var. shrevei (Small) E.S. Anderson -- not accepted -- iris de Virginie variété de Shreve, Shreve's iris, southern blueflag
  Iris viridivinea Small -- not accepted
  Iris wherryana Small -- not accepted
  Iris X vinicolor Small (pro. sp.) -- accepted -- winecolor iris
  Isnardia intermedia Small & Alexander -- not accepted
  Isnardia spathulata (Torr. & A. Gray) Small -- not accepted
  Iva annua var. caudata (Small) R.C. Jacks. -- not accepted -- annual marshelder
  Iva caudata Small -- not accepted
  Jacquemontia curtissii Peter ex Small -- accepted -- pineland clustervine, pineland jacquemontia
  Jamesia americana ssp. californica (Small) E. Murray -- not accepted
  Jamesia americana var. californica (Small) Jeps. -- not accepted
  Jamesia americana var. macrocalyx (Small) Engl. -- accepted -- fivepetal cliffbush
  Jepsonia Small -- accepted
  Jepsonia malvifolia (Greene) Small -- accepted -- island jepsonia
  Jepsonia parryi (Torr.) Small -- accepted -- coast jepsonia, Parry's jepsonia
  Juncoides bulbosum (Alph. Wood) Small -- not accepted
  Juncoides echinatum Small -- not accepted
  Juncus aristulatus var. biflorus (Elliott) Small -- not accepted
  Juncus setosus (Coville) Small -- not accepted
  Juniperus silicicola (Small) L.H. Bailey -- not accepted
  Juniperus virginiana ssp. silicicola (Small) A.E. Murray -- not accepted
  Juniperus virginiana var. silicicola (Small) J. Silba -- accepted -- coast juniper, coastal redcedar, southern red-cedar, southern redcedar
  Jussiaea neglecta Small -- not accepted
  Justicia angusta (Chapm.) Small -- accepted -- pineland water-willow
  Justicia crassifolia (Chapm.) Chapm. ex Small -- accepted -- thick-leaved water-willow, thickleaf water-willow
  Justicia lanceolata (Chapm.) Small -- not accepted
  Justicia runyonii Small -- accepted -- Runyon's water-willow, Runyon's waterwillow
  Kallstroemia hirsutissima Vail ex Small -- accepted -- hairy caltrop
  Kalmia angustifolia var. carolina (Small) Fernald -- accepted
  Kalmia carolina Small -- not accepted -- Carolina laurel
  Kalmia microphylla ssp. occidentalis (Small) Roy L. Taylor & MacBryde -- not accepted
  Kalmia microphylla var. occidentalis (Small) Ebinger -- accepted -- western swamp laurel
  Kalmia occidentalis Small -- not accepted
  Kalmia polifolia ssp. occidentalis (Small) Abrams -- not accepted
  Kalmiella hirsuta (Walter) Small -- not accepted
  Kneiffia allenii (Britton) Small -- not accepted
  Kneiffia arenicola Small -- not accepted
  Kneiffia hybrida (Michx.) Small -- not accepted
  Kneiffia longipedicellata Small -- not accepted
  Kneiffia pratensis Small -- not accepted
  Kneiffia riparia (Nutt.) Small -- not accepted
  Kneiffia subglobosa Small -- not accepted
  Koellia beadlei Small -- not accepted
  Koellia dubia (A. Gray) Small -- not accepted
  Koellia hugeri Small -- not accepted
  Koellia leptodon (A. Gray) Small -- not accepted
  Koellia multiflora Small -- not accepted
  Koellia pauciflora Small -- not accepted
  Krameria spathulata Small -- not accepted
  Kraunhia macrostachya (Torr. & A. Gray) Small -- not accepted
  Kuhnia mosieri Small -- not accepted
  Kuhnistera truncata Small -- not accepted
  Lachnocaulon eciliatum Small -- not accepted
  Lachnocaulon floridanum Small -- not accepted
  Lachnocaulon minus (Chapm.) Small -- accepted -- Small's bogbutton
  Lacinaria chlorolepis Small -- not accepted
  Lacinaria flabellata Small -- not accepted
  Lacinaria laxa Small -- not accepted
  Lacinaria microcephala Small -- not accepted
  Lacinaria nashii Small -- not accepted
  Lacinaria regimontis Small -- not accepted
  Lacinaria secunda (Elliot) Small -- not accepted
  Lantana depressa Small -- accepted -- depressed shrubverbena
  Lantana depressa var. depressa Small -- accepted -- depressed shrubverbena
  Lapithea boykinii (A. Gray) Small -- not accepted
  Lapithea capitata (Raf.) Small -- not accepted
  Lasiococcus dumosus (Andrews) Small -- not accepted
  Lasiococcus mosieri (Small) Small -- not accepted
  Lasiococcus orocola Small -- not accepted
  Lavauxia watsonii (Britton) Small -- not accepted
  Lechea cernua Small -- accepted -- nodding pinweed
  Lechea deckertii Small -- accepted -- Deckert's pinweed
  Lechea exserta Small -- not accepted
  Lechea myriophylla Small -- not accepted
  Lechea prismatica Small -- not accepted
  Leiophyllum buxifolium var. hugeri (Small) C.K. Schneid. -- not accepted
  Leiophyllum hugeri (Small) K. Schum. -- not accepted
  Lemna trinervis (Austin) Small -- not accepted
  Lepidium austrinum Small -- accepted -- southern pepperweed, southern pepperwort
  Lepidium oblongum Small -- accepted -- veiny pepperweed
  Lepidium oblongum var. oblongum Small -- not accepted -- veiny pepperweed
  Leptasea hirculus (L.) Small -- not accepted
  Leptilon bonariense (L.) Small -- not accepted
  Leptilon linifolium (Willd.) Small -- not accepted
  Leptoglottis chapmanii Small ex Britton & Rose -- not accepted
  Leptoglottis floridana (Chapm.) Small ex Britton & Rose -- not accepted
  Leptoglottis hystricina Small ex Britton & Rose -- not accepted
  Lesquerella sessilis (S. Watson) Small -- not accepted -- sessile bladderpod
  Leucopterum parvifolium (DC.) Small -- not accepted
  Leucothoe elongata Small -- not accepted
  Leucothoe platyphylla Small -- not accepted
  Leucothoe racemosa var. elongata (Small) Fernald -- not accepted
  Liatris elegans var. flabellata (Small) Gaiser -- not accepted -- pinkscale blazing star
  Liatris laevigata (Nutt.) Small -- accepted -- shortleaf blazing star
  Liatris microcephala (Small) K. Schum. -- accepted -- smallhead blazing star
  Liatris regimontis (Small) K. Schum. -- not accepted -- gayfeather
  Liatris regimontis auct. non (Small) K. Schum. -- not accepted
  Liatris regiomontis (Small) K. Schum. -- not accepted
  Limodorum pinetorum Small -- not accepted
  Limodorum simpsonii Small -- not accepted
  Limonium angustatum (A. Gray) Small -- not accepted
  Limonium carolinianum var. nashii (Small) B. Boivin -- not accepted
  Limonium limbatum Small -- accepted -- sea lavender, Trans-Pecos sea lavender, Trans-Pecos sealavender
  Limonium nashi Small -- not accepted
  Limonium nashii Small -- not accepted
  Linum alatum (Small) H.J.P. Winkl. -- accepted -- winged flax
  Linum arenicola (Small) H.J.P. Winkl. -- accepted -- sand flax
  Linum carteri Small -- accepted -- Carter's flax
  Linum carteri var. carteri Small -- accepted -- Carter's flax, Carter's small-flowered flax
  Linum elongatum (Small) H.J.P. Winkl. -- accepted -- Laredo flax
  Linum harperi Small -- not accepted
  Linum pratense (Norton) Small -- accepted -- blue flax, meadow flax
  Linum rigidum var. carteri (Small) C.M. Rogers -- not accepted
  Linum sanctum Small -- not accepted
  Linum sulcatum var. harperi (Small) C.M. Rogers -- accepted -- Harper's flax
  Lippia incisa (Small) Tidestr. -- not accepted
  Lithococca tenella (Nutt.) Small -- not accepted
  Lithospermum mirabile Small -- accepted -- San Antonio gromwell, San Antonio stoneseed
  Litrisa Small -- not accepted
  Litrisa carnosa Small -- not accepted
  Lobelia brachypoda (A. Gray) A. DC. ex Small -- not accepted
  Lobelia bracteata Small -- not accepted
  Lobelia elongata Small -- accepted -- longleaf lobelia
  Lobelia flaccidifolia Small -- accepted -- foldear lobelia
  Lobelia floccidifolia Small -- not accepted
  Lobelia glandulifera (A. Gray) Small -- not accepted
  Lobelia halei Small -- not accepted
  Ludwigia simulata Small -- not accepted
  Ludwigia spathulifolia Small -- not accepted
  Ludwigiantha arcuata (Walter) Small -- not accepted
  Ludwigiantha brevipes Long ex Britton, A. Braun & Small -- not accepted
  Lupinus cumulicola Small -- accepted -- sky-blue lupine
  Lupinus westianus Small -- accepted -- Gulf Coast lupine, Gulfcoast lupine
  Lupinus westianus var. westianus Small -- accepted -- Gulf Coast lupine
  Luzula campestris var. echinata (Small) Fernald & Wiegand -- not accepted
  Luzula echinata (Small) F.J. Herm. -- accepted -- hedgehog woodrush
  Luzula echinata var. echinata (Small) F.J. Herm. -- not accepted -- hedgehog woodrush
  Luzula echinata var. echinata (Small) F.J. Herm. -- not accepted
  Luzula multiflora var. echinata (Small) Mohlenbr. -- not accepted
  Lyonia palustris (Pursh) Small -- not accepted
  Machaerocarpus Small -- not accepted -- damasonium
  Machaerocarpus californicus (Torr.) Small -- not accepted -- California damsonium
  Macounastrum islandicum (L.) Small -- not accepted
  Malachodendron pentagynum (L'Hér.) Small -- not accepted
  Malpighia pallens Small -- not accepted
  Malvastrum cochorifolium (Desr.) Britton ex Small -- not accepted
  Malvastrum corchorifolium (Desr.) Britton ex Small -- accepted -- false mallow
  Manfreda tigrina (Engelm.) Small -- not accepted
  Marshallia graminifolia (Walter) Small -- accepted -- grassleaf Barbara's buttons
  Marshallia graminifolia var. graminifolia (Walter) Small -- not accepted -- grassleaf Barbara's buttons
  Marshallia laciniarioides Small -- not accepted
  Marshallia williamsonii Small -- not accepted
  Martiusia fragrans (Small) Small -- not accepted
  Martiusia mariana (L.) Small -- not accepted
  Mecardonia acuminata (Walter) Small -- accepted -- axilflower
  Mecardonia acuminata var. acuminata (Walter) Small -- accepted -- axilflower
  Mecardonia peduncularis (Benth.) Small -- not accepted
  Mecardonia procumbens (Mill.) Small -- accepted -- baby jump-up, baby jumpup
  Mecardonia tenuis Small -- not accepted
  Medicago heldreichii E. Small -- accepted -- Heldreich's alfalfa
  Meibomia chapmanii (Britton) Small -- not accepted
  Meibomia polymorpha (A. Gray) Small -- not accepted
  Melanthera aspera (Jacq.) Steud. ex Small -- not accepted -- yerba de cabra
  Melanthera aspera var. aspera (Jacq.) Steud. ex Small -- not accepted -- yerba de cabra
  Melanthera carpenteri Small -- not accepted
  Melanthera ligulata Small -- not accepted -- pineland squarestem
  Melanthera nivea (L.) Small -- accepted -- pineland squarestem, snow squarestem, yerba de cabra
  Melanthera parvifolia Small -- accepted -- small-leaf squarestem
  Melanthera radiata Small -- not accepted
  Melanthium dispersum Small -- not accepted
  Melothria crassifolia Small -- not accepted
  Melothria nashii Small -- not accepted
  Melothria pendula var. crassifolia (Small) Cogn. -- accepted -- Guadeloupe cucumber
  Meriolix capillifolia (Scheele) Small -- not accepted
  Meriolix hillii Small -- not accepted
  Meriolix intermedia Rydb. ex Small -- not accepted
  Meriolix melanoglottis Rydb. ex Small -- not accepted
  Mesynium alatum (Small) W.A. Weber -- not accepted
  Micranthes apetala (Piper) Small -- accepted -- tiny swamp saxifrage, western swamp saxifrage
  Micranthes aprica (Greene) Small -- accepted -- Sierra saxifrage
  Micranthes arnoglossa Small -- not accepted
  Micranthes bidens Small -- not accepted
  Micranthes brachypus Small -- not accepted
  Micranthes californica (Greene) Small -- accepted -- California saxifrage
  Micranthes careyana (A. Gray) Small -- accepted -- Carey's saxifrage, golden eye saxifrage
  Micranthes caroliniana (A. Gray) Small -- accepted -- Carolina saxifrage
  Micranthes eriophora (S. Watson) Small -- accepted -- redfuzz saxifrage
  Micranthes fragosa (Suksd. ex Small) Small -- accepted -- peak saxifrage
  Micranthes franciscana Small -- not accepted
  Micranthes gaspensis (Fernald) Small -- accepted -- alpine saxifrage, Gaspe saxifrage
  Micranthes geum (L.) Small -- not accepted
  Micranthes howellii (Greene) Small -- accepted -- Howell's saxifrage
  Micranthes integrifolia (Hook.) Small -- accepted -- wholeleaf saxifrage
  Micranthes lata Small -- not accepted
  Micranthes lyallii (Engl.) Small -- accepted -- Lyall's saxifrage, redstem saxifrage
  Micranthes marshallii (Greene) Small -- accepted -- Marshall's saxifrage
  Micranthes micranthidifolia (Haw.) Small -- accepted -- branch-lettuce, lettuceleaf saxifrage
  Micranthes montana Small -- not accepted
  Micranthes nelsoniana (D. Don) Small -- accepted -- dotted saxifrage, heartleaf saxifrage, Nelson's saxifrage
  Micranthes nelsoniana var. nelsoniana (D. Don) Small -- accepted -- heartleaf saxifrage
  Micranthes nidifica (Greene) Small -- accepted -- peak saxifrage, swamp saxifrage
  Micranthes nivalis (L.) Small -- accepted -- alpine saxifrage
  Micranthes occidentalis (S. Watson) Small -- accepted -- Alberta saxifrage, redwool saxifrage, western saxifrage
  Micranthes oregana (Howell) Small -- accepted -- bog saxifrage, Oregon saxifrage
  Micranthes reflexa (Hook.) Small -- accepted -- reflexed saxifrage
  Micranthes rhomboidea (Greene) Small -- accepted -- diamondleaf saxifrage
  Micranthes rufidula Small -- accepted -- rustyhair saxifrage
  Micranthes saximontana (E.E. Nelson) Small -- not accepted
  Micranthes spicata (D. Don) Small -- accepted -- spiked saxifrage
  Micranthes subapetala (E.E. Nelson) Small -- accepted -- Yellowstone saxifrage
  Micranthes tennesseensis (Small) Small -- not accepted
  Micranthes tenuis (Wahlenb.) Small -- accepted -- Ottertail Pass saxifrage
  Micranthes texana (Buckley) Small -- accepted -- Texas saxifrage
  Micranthes virginiensis (Michx.) Small -- accepted -- early saxifrage, Virginia saxifrage
  Micromeria pilosiuscula (A. Gray) Small -- not accepted
  Micropiper humile (Vahl) Small -- not accepted
  Micropiper leptostachyon (Nutt.) Small -- not accepted
  Mimosa hystricina (Small ex Britton & Rose) B.L. Turner -- accepted -- porcupine mimosa
  Mimosa latidens (Small) B.L. Turner -- accepted -- Kairn's sensitive-briar, Mimosa latidens
  Mimosa quadrivalvis var. hystricina (Small ex Britton & Rose) Barneby -- not accepted
  Mimosa quadrivalvis var. hystricina (Small ex Britton & Rose) Barneby -- not accepted
  Mimosa quadrivalvis var. latidens (Small) Barneby -- not accepted
  Mimosa texana (A. Gray) Small -- accepted -- Texas mimosa
  Mirabilis comata (Small) Standl. -- not accepted -- hairy-tuft four o'clock
  Mitella X intermedia Bruhin ex Small & Rydb. (pro. sp.) -- accepted -- intermediate miterwort
  Monarda dispersa Small -- not accepted
  Monarda lasiodonta (A. Gray) Small -- not accepted
  Monarda punctata ssp. punctata var. stanfieldii (Small) Cory -- not accepted -- Stanfield's beebalm
  Monarda punctata var. stanfieldii (Small) Cory -- not accepted
  Monarda stanfieldii Small -- accepted -- Stanfield's beebalm
  Monarda tenuiaristata (A. Gray) Small -- not accepted
  Monotropa brittonii Small -- not accepted
  Morella caroliniensis (Mill.) Small -- accepted -- evergreen bayberry, southern bayberry
  Morella cerifera (L.) Small -- accepted -- wax myrtle, waxmyrtle
  Morella inodora (W. Bartram) Small -- not accepted -- scentless bayberry
  Morongia latidens Small -- not accepted
  Mosiera Small -- accepted
  Mosiera bahamensis (Kiaersk.) Small -- not accepted
  Mosiera longipes (O. Berg) Small -- accepted -- long-stalk stopper, mangroveberry, Vieques Esland guava
  Mulgedium spicatum auct. non (Lam.) Small -- not accepted
  Mulgedium spicatum var. integrifolium (Torr. & A. Gray) Small -- not accepted
  Mulgedium villosum (Jacq.) Small -- not accepted
  Muricauda dracontium (L.) Small -- not accepted
  Muscadinia munsoniana (Simpson ex Munson) Small -- not accepted
  Muscadinia rotundifolia (Michx.) Small -- not accepted
  Muscaria adscendens (L.) Small -- not accepted
  Muscaria delicatula Small -- not accepted
  Muscaria micropetala Small -- not accepted
  Muscaria monticola Small -- not accepted
  Myrcianthes fragrans var. simpsonii (Small) R.W. Long -- not accepted -- Simpson stopper, Simpson's stopper
  Myriopus Small -- accepted
  Myriopus poliochros (Spreng.) Small -- accepted
  Myriopus volubilis (L.) Small -- accepted -- twining soldierbush
  Nabalus cylindricus Small -- not accepted
  Najas gracilis (Morong) Small -- not accepted
  Nemastylis floridana Small -- accepted -- fall-flowering ixia, fallflowering pleatleaf
  Nemastylus floridana Small -- not accepted
  Nemexia biltmoreana Small -- not accepted
  Nemexia ecirrata (Engelm. ex Kunth) Small -- not accepted
  Nemexia ecirrhata (Engelm. ex Kunth) Small -- not accepted
  Nemexia herbacea (L.) Small -- not accepted
  Nemexia hugeri Small -- not accepted
  Nemexia leptanthera (Pennell) Small -- not accepted
  Nemexia pulverulenta (Michx.) Small -- not accepted
  Nemexia tamnifolia (Michx.) Small -- not accepted
  Neocleome serrata (Jacq.) Small -- not accepted
  Neocleome spinosa (Jacq.) Small -- not accepted
  Neptunia floridana Small -- not accepted
  Neptunia pubescens var. floridana (Small) B.L. Turner -- not accepted
  Newberrya longiloba Small -- not accepted
  Newberrya pumila (Greene) Small -- not accepted
  Nuphar advena ssp. orbiculata (Small) Padgett -- accepted -- yellow pond-lily
  Nuphar lutea ssp. macrophylla (Small) E.O. Beal -- not accepted
  Nuphar lutea ssp. orbiculata (Small) E.O. Beal -- not accepted -- yellow pond-lily
  Nuphar luteum var. macrophyllum (Small) E.O. Beal -- not accepted
  Nuphar luteum var. orbiculatum (Small) E.O. Beal -- not accepted
  Nuphar orbiculata (Small) Standl. -- not accepted -- yellow pond-lily
  Nyachia Small -- not accepted
  Nyachia pulvinata Small -- not accepted
  Nymphaea macrophylla Small -- not accepted
  Nymphaea orbiculata Small -- not accepted
  Nyssa acuminata Small -- not accepted
  Nyssa biflora var. ursina (Small) D.B. Ward -- accepted -- bear tupelo
  Nyssa sylvatica var. ursina (Small) Wen & Stuessy -- not accepted
  Nyssa ursina Small -- not accepted -- bear gum, bear tupelo
  Oakesiella floridana (Chapm.) Small -- not accepted
  Oakesiella puberula (Michx.) Small -- not accepted
  Oakesiella sessilifolia (L.) Small -- not accepted
  Oceanorus leimanthoides (A. Gray) Small -- not accepted
  Odontonychia corymbosa Small -- not accepted
  Odontonychia erecta (Chapm.) Small -- not accepted
  Odontonychia interior Small -- not accepted
  Oenothera arenicola (Small) Coker -- not accepted
  Oenothera curtisii (Rose) Small -- not accepted
  Oenothera curtissii (Rose) Small -- accepted -- Curtiss' evening primrose, Curtiss' evening-primrose
  Oenothera engelmannii (Small) Munz -- accepted -- Engelmann's evening primrose, Engelmann's evening-primrose, Engelmann's eveningprimrose
  Oenothera filiformis (Small) W.L. Wagner & Hoch -- accepted -- longflower beeblossom
  Oenothera fruticosa var. subglobosa (Small) Munz -- not accepted
  Oenothera hartwegii var. toumeyi (Small) Munz -- not accepted
  Oenothera longipedicellata (Small) B.L. Rob. -- not accepted
  Oenothera neomexicana (Small) Munz -- accepted -- New Mexico evening primrose, New Mexico evening-primrose, New Mexico eveningprimrose
  Oenothera simulans (Small) W.L. Wagner & Hoch -- accepted -- southern beeblossom
  Oenothera toumeyi (Small) Tidestr. -- accepted -- Toumey's sundrops
  Oldenlandia fasciculata (Bertol.) Small -- not accepted
  Oldenlandia fasciculatus (Bertol.) Small -- not accepted
  Oligoneuron Small -- accepted -- goldenrod
  Oligoneuron grandiflorum (Raf.) Small -- not accepted
  Oligoneuron jacksonii (Kuntze) Small -- not accepted
  Oligoneuron nitidum (Torr. & A. Gray) Small -- not accepted -- shiny goldenrod
  Oligoneuron rigidum (L.) Small -- not accepted -- stiff goldenrod
  Oligoneuron rigidum var. rigidum (L.) Small -- not accepted -- stiff goldenrod
  Onithostaphylos Small -- not accepted
  Onithostaphylos oppositifolia (Parry) Small -- not accepted
  Onosmodium helleri Small -- accepted -- Heller's marbleseed
  Opuntia abjecta Small ex Britton & Rose -- not accepted
  Opuntia ammophila Small -- not accepted
  Opuntia atrocapensis Small -- not accepted
  Opuntia austrina Small -- not accepted
  Opuntia compressa var. ammophila (Small) L.D. Benson -- not accepted
  Opuntia compressa var. austrina (Small) L.D. Benson -- not accepted
  Opuntia cumulicola Small -- not accepted
  Opuntia eburnispina Small -- not accepted
  Opuntia humifusa var. ammophila (Small) L.D. Benson -- accepted -- devil's-tongue
  Opuntia humifusa var. austrina (Small) Dress -- accepted -- common pricklypear, devil's-tongue
  Opuntia impedata Small -- not accepted
  Opuntia lata Small -- not accepted
  Opuntia magnifica Small -- not accepted
  Opuntia nitens Small -- not accepted
  Opuntia ochrocentra Small -- not accepted
  Opuntia pisciformis Small ex Britton & Rose -- not accepted
  Opuntia tenuiflora Small -- not accepted
  Opuntia turbinata Small -- not accepted
  Opuntia turgida Small -- not accepted
  Opuntia zebrina Small -- not accepted
  Orbexilum macrophyllum (Rowlee ex Small) Rydb. -- accepted -- bigleaf scurfpea, largeleaf leather-root
  Oreocallis davisiae (Torr. ex A. Gray) Small -- not accepted
  Ornithostaphylos Small -- accepted -- ornithostaphylos
  Ornithostaphylos oppositifolia (Parry) Small -- accepted -- Baja birdbush, Baja California birdbush
  Osmanthus americanus var. megacarpus (Small) P.S. Greene -- accepted -- devilwood
  Osmanthus megacarpus (Small) Small ex Little -- not accepted
  Osmia frustrata (B.L. Rob.) Small -- not accepted
  Otophylla auriculata (Michx.) Small -- not accepted
  Otophylla densiflora (Benth.) Small -- not accepted
  Oxalis brittoniae Small -- not accepted
  Oxalis bushii (Small) Small -- not accepted
  Oxalis caerulea (Small) R. Knuth -- accepted -- blue woodsorrel
  Oxalis colorea (Small) Fedde -- not accepted
  Oxalis corniculata var. langloisii (Small) Wiegand -- not accepted
  Oxalis cymosa Small -- not accepted
  Oxalis dillenii ssp. filipes (Small) Eiten -- not accepted -- Dillen's oxalis
  Oxalis europaea var. bushii (Small) Wiegand -- not accepted
  Oxalis europaea var. rufa (Small) Young -- not accepted
  Oxalis filipes Small -- not accepted
  Oxalis florida var. filipes (Small) H.E. Ahles -- not accepted
  Oxalis fontana var. bushii (Small) H. Hara -- not accepted
  Oxalis grandis Small -- accepted -- great yellow woodsorrel
  Oxalis hirsuticaulis Small -- not accepted
  Oxalis interior (Small) Fedde -- not accepted
  Oxalis langloisii (Small) Fedde -- not accepted
  Oxalis macrantha auct. non (Trel.) Small -- not accepted
  Oxalis macrocarpa (Small) R. Knuth -- accepted -- sorrel
  Oxalis metcalfei (Small) R. Knuth -- not accepted
  Oxalis monticola Small -- not accepted
  Oxalis nelsonii (Small) R. Knuth -- accepted -- sorrel
  Oxalis priceae Small -- accepted -- tufted yellow woodsorrel
  Oxalis priceae ssp. colorea (Small) Eiten -- accepted -- tufted yellow woodsorrel
  Oxalis priceae ssp. priceae Small -- accepted -- tufted yellow woodsorrel
  Oxalis priceae ssp. texana (Small) Eiten -- accepted -- Texas woodsorrel
  Oxalis recurva var. texana (Small) Wiegand -- not accepted
  Oxalis rufa Small -- not accepted
  Oxalis stricta var. rufa (Small) Farw. -- not accepted
  Oxalis texana (Small) Fedde -- not accepted
  Oxybaphus comatus (Small) Weath. -- not accepted
  Oxypolis longifolia (Pursh) Small -- not accepted
  Oxypolis turgida Small -- not accepted
  Oxypteryx curtissii (A. Gray) Small -- not accepted
  Padus alabamensis (C. Mohr) Small -- not accepted
  Padus cuthbertii (Small) Small -- not accepted
  Parasenecio W.W. Sm. & Small -- accepted -- Indian plantain
  Parietaria nummularia Small -- not accepted
  Parietaria obtusa Rydb. ex Small -- not accepted
  Parietaria pensylvanica var. obtusa (Rydb. ex Small) Shinners -- not accepted -- Pennsylvania pellitory
  Paronychia americana ssp. pauciflora (Small) Chaudhri -- not accepted -- American nailwort
  Paronychia chorizanthoides Small -- not accepted
  Paronychia erecta var. corymbosa (Small) Chaudhri -- not accepted -- squareflower
  Paronychia fastigiata var. nuttallii (Small) Fernald -- accepted -- hairy forked nailwort
  Paronychia montana (Small) Pax & K. Hoffm. -- not accepted -- mountain nailwort
  Paronychia pulvinata (Small) Pax & K. Hoffm. -- not accepted -- Rocky Mountain nailwort
  Paronychia rugelii var. interior (Small) Chaudhri -- not accepted -- Rugel's nailwort
  Paronychia scoparia Small -- not accepted
  Paronychia virginica var. scoparia (Small) Cory -- not accepted
  Parsonsia lythroides Small -- not accepted
  Parthenocissus heptaphylla (Buckley) Britton ex Small -- accepted -- sevenleaf creeper
  Penstemon australis Small -- accepted -- Eustis Lake beardtongue
  Penstemon australis ssp. australis Small -- not accepted -- Eustis Lake beardtongue
  Penstemon calycosus Small -- accepted -- longsepal beardtongue
  Penstemon helleri Small -- not accepted
  Penstemon laevigatus ssp. calycosus (Small) R.W. Benn. -- not accepted
  Penstemon multiflorus (Benth) Chapm. ex Small -- accepted -- manyflower beardtongue
  Penstemon pallidus Small -- accepted -- pale beardtongue
  Penstemon tenuis Small -- accepted -- sharpsepal beardtongue
  Peperomia cumulicola Small -- not accepted
  Peperomia floridana Small -- not accepted
  Peperomia spathulifolia Small -- accepted
  Pepo okeechobeensis Small -- not accepted
  Pepo pepo (L.) Britton ex Small -- not accepted
  Perizoma rhomboidea (Gillies & Hook.) Small -- not accepted
  Persea littoralis Small -- not accepted
  Persicaria hirsuta (Walter) Small -- accepted -- hairy smartweed
  Persicaria hydropiperoides (Michx.) Small -- accepted -- swamp smartweed
  Persicaria hydropiperoides var. opelousana (Riddell ex Small) J.S. Wilson -- not accepted
  Persicaria incarnata (Elliott) Small -- not accepted
  Persicaria longistyla (Small) Small -- not accepted
  Persicaria mississippiensis (Stanford) Small -- not accepted
  Persicaria muehlenbergii (S. Watson) Small -- not accepted
  Persicaria muhlenbergii (S. Watson) Small -- not accepted
  Persicaria opelousana (Riddell ex Small) Small -- not accepted
  Persicaria paludicola Small -- not accepted
  Persicaria persicaria (L.) Small -- not accepted
  Persicaria persicarioides (Kunth) Small -- not accepted
  Persicaria portoricensis (Bertero ex Small) Small -- not accepted
  Persicaria punctata (Elliott) Small -- accepted -- dotted smartweed
  Persicaria punctata var. eciliata Small -- not accepted
  Persicaria punctata var. leptostachya (Meisn.) Small -- not accepted
  Persicaria robustior (Small) E.P. Bicknell -- accepted -- stout smartweed
  Persicaria segeta (Kunth) Small -- not accepted
  Persicaria setacea (Baldwin) Small -- accepted -- bog smartweed
  Perularia bidentata Small -- not accepted
  Perularia scutellata Small -- not accepted
  Petalostemon albidus (Torr. & A. Gray) Small -- not accepted
  Petalostemon stanfieldii Small -- not accepted
  Phaca intonsa (E. Sheld.) Rydb. ex Small -- not accepted
  Phaca obcordata (Elliott) Rydb. ex Small -- not accepted
  Phacelia bicknellii Small -- not accepted
  Phacelia boykinii (A. Gray) Small -- not accepted
  Phacelia laxa Small -- accepted -- coastal phacelia, coastal scorpionweed
  Phaethusa laciniata (Poir.) Small -- not accepted
  Philotria densa (Planch.) Small -- not accepted
  Philotria minor (Engelm. ex Caspary) Small -- not accepted
  Phlox amoena ssp. lighthipei (Small) Wherry -- accepted -- Lighthipe's phlox
  Phlox brittonii Small -- not accepted
  Phlox lighthipei Small -- not accepted
  Phlox subulata ssp. brittonii (Small) Wherry -- accepted -- Britton's phlox
  Phlox subulata var. brittonii (Small) Wherry -- not accepted
  Phlox villosissima (A. Gray) Small -- not accepted
  Phyla incisa Small -- not accepted
  Phyla nodiflora var. incisa (Small) Moldenke -- not accepted
  Phyla stoechadifolia (L.) Small -- accepted -- southern fogfruit, southern frogfruit
  Phyllanthus caroliniensis ssp. saxicola (Small) G.L. Webster -- accepted -- Carolina leaf-flower
  Phyllanthus drummondii Small -- not accepted
  Phyllanthus garberi Small -- not accepted
  Phyllanthus liebmannianus ssp. platylepis (Small) G.L. Webster -- accepted -- Florida leaf-flower
  Phyllanthus platylepis Small -- not accepted
  Phyllanthus saxicola Small -- not accepted
  Physostegia denticulata sensu Small -- not accepted
  Physostegia digitalis Small -- accepted -- finger false dragonhead
  Physostegia leptophylla Small -- accepted -- slenderleaf false dragonhead
  Physostegia veroniciformis Small -- not accepted
  Phytolacca americana var. rigida (Small) Caulkins & R.E. Wyatt -- accepted -- American pokeweed
  Phytolacca rigida Small -- not accepted
  Piaropus paniculatus (Spreng.) Small -- not accepted
  Picea australis Small -- not accepted
  Pilosocereus deeringii (Small) Byles & G.D. Rowley -- not accepted
  Pilosocereus robinii var. deeringii (Small) Kartesz & Gandhi -- accepted -- Deering's tree cactus
  Pinus caribaea sensu Small, non Morelet -- not accepted -- Honduras pine
  Piriqueta caroliniana var. viridis (Small) G.S. Torr. -- not accepted
  Piriqueta glabrescens Small -- not accepted
  Piriqueta tomentosa sensu Small, non Kunth -- not accepted
  Piriqueta viridis Small -- not accepted
  Pityopsis aspera (Shuttlw. ex Small) Small -- accepted -- pineland silkgrass
  Pityopsis aspera var. aspera (Shuttlw. ex Small) Small -- accepted -- pineland silkgrass
  Pityopsis flexuosa (Nash) Small -- accepted -- zigzag silkgrass
  Pityopsis graminifolia var. microcephala (Small) Semple -- not accepted
  Pityopsis graminifolia var. tracyi (Small) Semple -- accepted -- Tracy's silkgrass
  Pityopsis microcephala (Small) Small -- not accepted
  Pityopsis oligantha (Chapm. ex Torr. & A. Gray) Small -- accepted -- grassleaf goldaster
  Pityopsis ruthii (Small) Small -- accepted -- Ruth's goldaster, Ruth's golden aster
  Pityopsis tracyi (Small) Small -- not accepted
  Pityopus Small -- accepted -- pinefoot
  Pityothamnus angustifolius (A. Gray) Small -- not accepted
  Pityothamnus incanus (W. Bartram) Small -- not accepted
  Pityothamnus obovatus (Willd.) Small -- not accepted
  Pityothamnus pygmeus (W. Bartram) Small -- not accepted
  Pityothamnus reticulatus (Shuttlew. ex Chapm.) Small -- not accepted
  Pityothamnus tetramerus (Small) Small -- not accepted
  Plantago helleri Small -- accepted -- Heller's plantain
  Platanthera chapmanii (Small) Luer -- accepted -- Chapman's bog orchid, Chapman's fringed orchid
  Platypus altus (L.) Small -- not accepted
  Pleuricospora densa Small -- not accepted
  Pleuropterus zuccarinii Small -- not accepted
  Pluchea tenuifolia Small -- not accepted
  Poinsettia barbellata (Engelm.) Small -- not accepted
  Poinsettia cuphosperma (Engelm.) Small -- not accepted
  Poinsettia havanensis Small -- not accepted
  Poinsettia pinetorum Small -- not accepted
  Polycodium candicans Small -- not accepted
  Polycodium depressum Small -- not accepted
  Polycodium leptosepalum Small -- not accepted
  Polycodium macilentum Small -- not accepted
  Polycodium melanocarpum (C. Mohr) Small -- not accepted
  Polycodium neglectum Small -- not accepted
  Polygala aboriginum Small -- not accepted
  Polygala arenicola Small -- not accepted
  Polygala balduinii var. carteri (Small) R.R. Sm. & Ward -- not accepted -- Carter's milkwort
  Polygala corallicola Small -- not accepted
  Polygala cumulicola Small -- not accepted
  Polygala flagellaris Small -- not accepted
  Polygala harperi Small -- not accepted
  Polygala lewtonii Small -- accepted -- Lewton's milkwort, Lewton's polygala
  Polygala miamiensis Small ex S.F. Blake -- not accepted
  Polygala ramosior (Nash) Small -- not accepted
  Polygonella americana (Fisch. & C.A. Mey.) Small -- accepted -- southern jointweed
  Polygonella basiramia (Small) G.L. Nesom & V.M. Bates -- accepted -- Florida jointweed, wireweed
  Polygonella ciliata var. basiramia (Small) Horton -- not accepted
  Polygonella fimbriata var. robusta (Small) Horton -- not accepted
  Polygonella macrophylla Small -- accepted -- large-leaved jointweed, largeleaf jointweed
  Polygonella myriophylla (Small) Horton -- accepted -- sandlace, Small's jointweed
  Polygonella robusta (Small) G.L. Nesom & V.M. Bates -- accepted -- largeflower jointweed
  Polygonum aviculare ssp. buxiforme (Small) Costea & Tardif -- accepted -- American knotweed, box knotweed
  Polygonum bistorta ssp. plumosum (Small) Hultén -- not accepted
  Polygonum bistorta var. plumosum (Small) B. Boivin -- not accepted -- meadow bistort
  Polygonum bistortoides var. linearifolium (S. Watson) Small -- not accepted
  Polygonum boreale (Lange) Small -- not accepted -- northern knotweed
  Polygonum buxiforme Small -- not accepted -- box knotweed, prairie knotweed
  Polygonum buxiforme var. montanum (Small) R.J. Davis -- not accepted
  Polygonum douglasii ssp. nuttallii (Small) J.C. Hickman -- not accepted -- Nuttall's knotweed
  Polygonum douglasii ssp. spergulariiforme (Meisn. ex Small) J.C. Hickman -- not accepted -- scatter knotweed
  Polygonum exsertum Small -- not accepted
  Polygonum fugax Small -- not accepted
  Polygonum hydropiperoides var. opelousanum (Riddell ex Small) Riddell -- not accepted
  Polygonum hydropiperoides var. strigosum Small -- not accepted
  Polygonum lapathifolium var. nodosum (Pers.) Small -- not accepted
  Polygonum longistylum Small -- not accepted
  Polygonum macounii Small ex Macoun -- not accepted
  Polygonum mexicanum auct. non Small -- not accepted
  Polygonum microspermum (Engelm.) Small -- not accepted
  Polygonum montanum Small -- not accepted
  Polygonum newberryi Small -- not accepted -- Newberry's knotweed
  Polygonum nuttallii Small -- accepted -- Nuttall's knotweed
  Polygonum opelousanum Riddell ex Small -- not accepted
  Polygonum paronychioides Small ex Rydb. -- not accepted -- knotweed
  Polygonum phytolaccifolium Meisn. ex Small -- not accepted -- mountain lice, poke knotweed
  Polygonum plumosum Small -- not accepted
  Polygonum portoricense Bertero ex Small -- not accepted
  Polygonum prolificum (Small) B.L. Rob. -- not accepted
  Polygonum punctatum var. leptostachyum (Meisn.) Small -- not accepted
  Polygonum punctatum var. robustius Small -- not accepted
  Polygonum ramosissimum ssp. prolificum (Small) Costea & Tardif -- accepted -- bushy knotweed
  Polygonum ramosissimum var. prolificum Small -- not accepted -- bushy knotweed, yellow-flower knotweed
  Polygonum robustius (Small) Fernald -- not accepted -- stout smartweed
  Polygonum sawatchense Small -- accepted
  Polygonum sawatchense ssp. sawatchense Small -- accepted
  Polygonum spergulariiforme Meisn. ex Small -- accepted -- scatter knotweed
  Polygonum unifolium Small ex Rydb. -- not accepted
  Polygonum viviparum var. macounii (Small ex Macoun) Hultén -- not accepted
  Polygonum watsonii Small -- not accepted
  Polygonum zuccarinii Small -- not accepted
  Polymnia radiata (A. Gray) Small -- not accepted
  Polyonum hydropiperoides var. opalousanum (Riddell ex Small) Riddell -- not accepted
  Polystichum acrostichoides var. schweinitzii (Beck) Small -- not accepted
  Portulaca coronata Small -- not accepted
  Portulaca umbraticola ssp. coronata (Small) J.F. Matthews & Ketron -- accepted -- wingpod purslane
  Potamogeton floridanus Small -- accepted -- Florida pondweed
  Prenanthes cylindrica (Small) E.L. Braun -- not accepted
  Prenanthes integrifolia (Cass.) Small -- not accepted
  Primula tenuis Small -- not accepted
  Proserpinaca amblyogona (Fernald) Small -- not accepted
  Proserpinaca platycarpa Small -- not accepted
  Prosthechea boothiana var. erythronioides (Small) W.E. Higgins -- accepted -- dollar orchid
  Prunus gravesii Small -- not accepted
  Prunus injuncunda Small -- not accepted
  Prunus maritima var. gravesii (Small) G.J. Anderson -- not accepted -- Graves' plum
  Prunus serotina ssp. eximia (Small) McVaugh -- not accepted
  Prunus serotina var. eximia (Small) Little -- not accepted -- black cherry, escarpment cherry
  Prunus umbellata var. injucunda (Small) Sarg. -- not accepted
  Prunus umbellata var. injuncunda (Small) Sarg. -- not accepted -- hog plum
  Psoralea macrophylla Rowlee ex Small -- not accepted
  Psychotria sulzneri Small -- not accepted
  Ptelea microcarpa Small -- not accepted
  Ptelea serrata Small -- not accepted
  Pycnanthemum beadlei (Small) Fernald -- accepted -- Beadle's mountainmint
  Pycnothymus Small -- not accepted
  Pycnothymus rigidus (W. Bartram ex Benth.) Small -- not accepted
  Pylostachya arenicola Small -- not accepted
  Pylostachya balduinii (Nutt.) Small -- not accepted
  Pylostachya carteri (Small) Small -- not accepted
  Pylostachya cymosa (Walter) Small -- not accepted
  Pylostachya lutea (L.) Small -- not accepted
  Pylostachya ramosa (Elliott) Small -- not accepted
  Pylostachya rugelii (Shuttlw. ex Chapm.) Small -- not accepted
  Quercus austrina Small -- accepted -- bastard white oak
  Quercus fusiformis Small -- accepted -- escarpment live oak, live oak, plateau oak, Texas live oak
  Quercus geminata Small -- accepted -- sand live oak
  Quercus laceyi Small -- accepted -- Lacey's oak
  Quercus margarettae (Ashe) Small -- accepted -- runner oak, sand post oak
  Quercus margarettiae (Ashe) Small -- not accepted -- runner oak, sand post oak
  Quercus microcarya Small -- not accepted
  Quercus minima (Sarg.) Small -- accepted -- dwarf live oak
  Quercus succulenta Small -- not accepted
  Quercus virginiana var. fusiformis (Small) Sarg. -- not accepted
  Quercus virginiana var. geminata (Small) Sarg. -- not accepted
  Quercus X rolfsii Small (pro sp.) -- accepted -- Rolfs' oak
  Radicula heterophylla (Blume) Small -- not accepted
  Ramium niveum (L.) Small -- not accepted
  Ranunculus fascicularis var. cuneiformis (Small) L.D. Benson -- not accepted -- Kerr crowfoot
  Ranunculus laxicaulis var. mississippiensis (Small) L.D. Benson -- not accepted
  Ranunculus mississippiensis Small -- not accepted
  Ratibida picta (A. Gray) Small -- not accepted
  Rhabdadenia corallicola Small -- not accepted
  Rhexia delicatula Small -- not accepted
  Rhexia filiformis Small -- not accepted
  Rhexia nashii Small -- accepted -- maid Marian
  Rhododendron austrinum (Small) Rehder -- accepted -- Florida azalea, orange azalea
  Rhododendron camtschaticum ssp. glandulosum (Standl. ex Small) Hultén -- not accepted -- Kamchatka rhododendron
  Rhododendron candidum (Small) Rehder -- not accepted
  Rhododendron canescens var. candidum (Small) Rehder -- not accepted -- mountain azalea
  Rhododendron cuthbertii Small -- not accepted
  Rhododendron glandulosum (Standl. ex Small) Millais -- not accepted
  Rhododendron oblongifolium (Small) Millais -- not accepted -- Texas azalea
  Rhododendron prinophyllum (Small) Millais -- accepted -- early azalea, roseshell azalea
  Rhododendron prunifolium (Small) Millais -- accepted -- plumleaf azalea
  Rhododendron serrulatum (Small) Millais -- not accepted
  Rhododendron viscosum var. serrulatum (Small) H.E. Ahles -- not accepted
  Rhus ashei (Small) Greene -- not accepted -- Ashe's sumac
  Rhus obtusifolia (Small) Small -- not accepted
  Rhus radicans var. rydbergii (Small ex Rydb.) Rehder -- not accepted
  Rhus X ashei (Small) Greene (pro. sp.) -- accepted
  Rhynchophorum floridanum (Small) Small -- not accepted
  Rhynchophorum obtusifolium (L.) Small -- not accepted
  Rhynchophorum spathulifolium (Small) Small -- not accepted
  Rhynchosia intermedia (Torr. & A. Gray) Small -- not accepted
  Rhynchospora edisoniana Britton ex Small -- not accepted
  Rhynchospora globularis (Chapm.) Small -- accepted -- globe beakrush, globe beaksedge
  Rhynchospora globularis var. globularis (Chapm.) Small -- accepted -- globe beaksedge
  Rhynchospora globularis var. pinetorum (Britton & Small) Gale -- accepted -- globe beaksedge
  Rhynchospora globularis var. saxicola (Small) Kük. -- accepted -- Stone Mountain beaksedge
  Rhynchospora harperi Small -- accepted -- Harper's beaksedge
  Rhynchospora indianolensis Small -- accepted -- Indianola beaksedge
  Rhynchospora leptocarpa (Chapm. ex Britton) Small -- not accepted -- slender-fruit beaksedge
  Rhynchospora macra (C.B. Clarke ex Britton) Small -- accepted -- large beaksedge
  Rhynchospora pinetorum Britton & Small -- not accepted
  Rhynchospora prolifera Small -- not accepted
  Rhynchospora rappiana Small -- not accepted
  Rhynchospora saxicola Small -- not accepted -- Stone Mountain beaksedge
  Ribes curvatum Small -- accepted -- granite gooseberry
  Ridan paniculata (Walter) Small -- not accepted
  Rorippa montana (Wall.) Small -- not accepted
  Rosa lancifolia Small -- not accepted
  Rotantha floridana (S. Watson ex A. Gray) Small -- not accepted
  Rotantha robinsiae (Small) Small -- not accepted
  Rubus betulifolius Small -- not accepted
  Rudbeckia beadlei Small -- not accepted
  Rudbeckia brittonii Small -- not accepted
  Rudbeckia hirta var. brittonii (Small) Fernald -- not accepted
  Rudbeckia hirta var. monticola (Small) Fernald -- not accepted
  Rudbeckia monticola Small -- not accepted
  Rudbeckia triloba var. beadlei (Small) Fernald -- not accepted
  Rudbeckia truncata Small -- not accepted
  Ruellia caroliniensis ssp. caroliniensis var. succulenta (Small) R.W. Long -- not accepted -- Carolina wild petunia
  Ruellia caroliniensis var. succulenta (Small) R.W. Long -- not accepted -- Carolina wild petunia
  Ruellia humilis sensu Small, non Nutt. -- not accepted -- fringeleaf wild petunia
  Ruellia hybrida sensu Small, non Pursh -- not accepted
  Ruellia malacosperma sensu Small, non Greenm. -- not accepted -- softseed wild petunia
  Ruellia succulenta Small -- accepted -- Carolina wild petunia
  Rufacer Small -- not accepted
  Rufacer carolinianum (Walter) Small -- not accepted
  Rufacer drummondii (Hook. & Arn. ex Nutt.) Small -- not accepted
  Rufacer rubrum (L.) Small -- not accepted
  Rulac texana (Pax) Small -- not accepted
  Rumex fascicularis Small -- accepted
  Rumex spiralis Small -- accepted -- winged dock
  Sabal deeringiana Small -- not accepted
  Sabal jamesiana Small -- not accepted
  Sabatia carnosa Small -- not accepted
  Sabatia grandiflora (A. Gray) Small -- accepted -- largeflower rose gentian
  Sabatia harperi Small -- not accepted
  Sabatia macrophylla var. recurvans (Small) Wilbur -- accepted -- largeleaf rose gentian
  Sabatia recurvans Small -- not accepted
  Sabina silicicola Small -- not accepted
  Sabulina brevifolia (Nutt. ex Torr. & A. Gray) Small -- not accepted
  Sabulina caroliniana (Walter) Small -- not accepted
  Sabulina glabra (Michx.) Small -- not accepted
  Sabulina groenlandica (Retz.) Small -- not accepted
  Sabulina patula (Michx.) Small -- not accepted
  Sabulina stricta (Michx.) Small -- not accepted
  Sabulina uniflora auct non. (Walter) Small -- not accepted
  Sabulina uniflora (Walter) Small -- not accepted
  Saccharodendron leucoderme (Small) Nieuwl. -- not accepted
  Saccharodendron nigrum (F. Michx.) Small -- not accepted
  Sagittaria australis (J.G. Sm.) Small -- accepted -- Appalachian arrowhead, longbeak arrowhead
  Sagittaria lorata (Chapman) Small -- not accepted
  Sagittaria ornithorhyncha Small -- not accepted
  Sagittaria stagnorum Small -- not accepted -- water arrowhead
  Salix amphibia Small -- not accepted
  Salix chapmanii Small -- not accepted
  Salpingostylis Small -- not accepted -- salpingostylis
  Salpingostylis coelestina (Bartram) Small -- not accepted -- Bartram's ixia
  Samolus cuneatus Small -- not accepted
  Samolus ebracteatus ssp. cuneatus (Small) R. Knuth -- not accepted -- limewater brookweed
  Samolus ebracteatus var. cuneatus (Small) Henrickson -- not accepted
  Sanidophyllum Small -- not accepted
  Sanidophyllum cumulicola Small -- not accepted
  Saxifraga aequidentata (Small) Rosend. -- not accepted
  Saxifraga bronchialis ssp. funstonii (Small) Hultén -- accepted -- Funston's saxifrage
  Saxifraga bronchialis ssp. vespertina (Small) Piper -- not accepted -- yellowdot saxifrage
  Saxifraga bronchialis var. vespertina (Small) Rosend. -- not accepted
  Saxifraga caespitosa ssp. delicatula (Small) A.E. Porsild -- not accepted -- tufted alpine saxifrage
  Saxifraga caespitosa ssp. monticola (Small) A.E. Porsild -- not accepted -- tufted alpine saxifrage
  Saxifraga caespitosa var. emarginata (Small) Rosend. -- not accepted
  Saxifraga cespitosa ssp. cespitosa var. emarginata (Small) Rosend. -- not accepted -- tufted alpine saxifrage
  Saxifraga cespitosa ssp. delicatula (Small) A.E. Porsild -- not accepted -- tufted alpine saxifrage
  Saxifraga cespitosa ssp. monticola (Small) A.E. Porsild -- not accepted -- tufted alpine saxifrage
  Saxifraga claytoniifolia Canby ex Small -- not accepted
  Saxifraga crenatifolia (Small) Fedde -- not accepted
  Saxifraga ferruginea var. newcombei (Small) Hultén -- not accepted -- Newcombe's saxifrage
  Saxifraga ferruginea var. vreelandii (Small) Engl. & Irmsch. -- not accepted -- Vreeland's saxifrage
  Saxifraga fragosa Suksd. ex Small -- not accepted
  Saxifraga fragosa ssp. claytoniifolia (Canby ex Small) Bacig. -- not accepted
  Saxifraga funstonii (Small) Fedde -- not accepted
  Saxifraga hieraciifolia var. rydbergii (Small ex Rydb.) Engl. & Irmsch. -- not accepted
  Saxifraga integrifolia var. claytoniifolia (Canby ex Small) Rosend. -- not accepted
  Saxifraga mertensiana var. eastwoodiae (Small) Engl. & Irmsch. -- not accepted
  Saxifraga micropetala (Small) Fedde -- not accepted
  Saxifraga montana (Small) Fedde -- not accepted
  Saxifraga montanensis Small -- not accepted
  Saxifraga monticola (Small) Á. Löve & D. Löve -- not accepted
  Saxifraga napensis Small -- not accepted
  Saxifraga nidifica var. claytoniifolia (Canby ex Small) Elvander -- not accepted -- peak saxifrage
  Saxifraga nuttallii Small -- not accepted -- Nuttall's saxifrage
  Saxifraga occidentalis ssp. rufidula (Small) Bacig. -- not accepted
  Saxifraga occidentalis var. aequidentata (Small) M. Peck -- not accepted
  Saxifraga occidentalis var. allenii (Small) C.L. Hitchc. -- not accepted
  Saxifraga occidentalis var. rufidula (Small) C.L. Hitchc. -- not accepted
  Saxifraga oregana var. montanensis (Small) C.L. Hitchc. -- not accepted
  Saxifraga plantaginea Small -- not accepted
  Saxifraga radiata Small -- accepted -- bract saxifrage
  Saxifraga rhomboidea var. franciscana (Small) Kearney & Peebles -- not accepted
  Saxifraga rufidula (Small) J.M. Macoun -- not accepted -- rustyhair saxifrage
  Saxifraga rydbergii Small ex Rydb. -- not accepted
  Saxifraga vespertina (Small) Fedde -- accepted -- yellowdot saxifrage
  Saxifraga vreelandii (Small) Fedde ex Just -- not accepted
  Saxifragopsis Small -- accepted
  Saxifragopsis fragarioides (Greene) Small -- accepted -- strawberry saxifrage
  Schmaltzia trilobata (Nutt.) Small -- not accepted
  Schoenocaulon dubium (Michx.) Small -- accepted -- Florida feathershank
  Schrankia hystricina (Small ex Britton & Rose) Standl. -- not accepted
  Schrankia latidens (Small) K. Schum. -- not accepted
  Schrankia nuttalii var. hystricina (Small ex Britton & Rose) Isley -- not accepted
  Schrankia nuttallii var. hystricina (Small ex Britton & Rose) Isely -- not accepted
  Scleria brittonii Core ex Small -- not accepted
  Scleria costata (Britton) Small -- not accepted
  Scutellaria altamaha Small -- accepted -- pineland skullcap
  Scutellaria arenicola Small -- accepted -- Florida scrub skullcap
  Scutellaria helleri Small -- not accepted
  Scutellaria mellichampii Small -- accepted -- hoary skullcap
  Scutellaria multiglandulosa (Kearney) Small ex Harper -- accepted -- Small's skullcap
  Scutellaria ocmulgee Small -- accepted -- Ocmulgee skullcap
  Sebesten sebestena (L.) Britton ex Small -- not accepted
  Secula Small -- not accepted
  Secula histrix (Poir.) Small -- not accepted
  Secula hystrix (Poir.) Small -- not accepted
  Secula viscidula (Michx.) Small -- not accepted
  Sedum smallii (Britton ex Small) H.E. Ahles -- not accepted
  Sedum vigilimontis Small -- not accepted
  Selaginella armata var. eatonii (Hieron. ex Small) B.F. Hansen & Wunderlin -- not accepted
  Selaginella eatonii Hieron. ex Small -- accepted -- Eaton's spikemoss
  Selenia aptera (S. Watson) Small -- not accepted
  Senecio alabamensis Britton ex Small -- not accepted
  Senecio rotundus (Britton) Small -- not accepted
  Serenoa repens (W. Bartram) Small -- accepted -- saw palmetto
  Sericocarpus acutisquamosus (Nash) Small -- not accepted
  Sida leptophylla Small -- not accepted
  Sida texana (Torr. & A. Gray) Small -- not accepted
  Sideranthus aureus (A. Gray) Small -- not accepted
  Sideranthus cotula Small -- not accepted
  Sideranthus machaerantherus Small -- not accepted
  Sideranthus megacephalus (Nash) Small -- not accepted
  Sideroxylon reclinatum ssp. rufotomentosum (Small) Kartesz & Gandhi -- not accepted -- Florida bully
  Sieglingia chapmanii Small -- not accepted
  Silene caroliniana ssp. wherryi (Small) R.T. Clausen -- accepted -- Wherry's catchfly
  Silene caroliniana var. wherryi (Small) Fernald -- not accepted
  Silene wherryi Small -- not accepted
  Silphium angustum (A. Gray) Small -- not accepted
  Silphium compositum ssp. venosum (Small) Sweeny & T.R. Fisher -- not accepted
  Silphium compositum var. venosum (Small) Kartesz & Gandhi -- not accepted -- kidneyleaf rosinweed
  Silphium confertifolium Small -- not accepted
  Silphium elliottii Small -- not accepted
  Silphium glabrum Eggert ex Small -- not accepted
  Silphium lapsuum Small -- not accepted
  Silphium mohrii Small -- accepted -- Mohr's rosinweed
  Silphium nodum Small -- not accepted
  Silphium orae Small -- not accepted
  Silphium ovatifolium (Torr. & A. Gray) Small -- not accepted
  Silphium rumicifolium Small -- not accepted
  Silphium venosum Small -- not accepted
  Siphonychia interior (Small) Core -- not accepted
  Siphonychia pauciflora Small -- not accepted
  Sisyrinchium brownei Small -- not accepted
  Sium floridanum Small -- not accepted -- Florida water-parsnip
  Sium suave var. floridanum (Small) C.F. Reed -- not accepted
  Smallanthus Mack. ex Small -- accepted -- smallanthus
  Smallanthus uvedalia (L.) Mack. ex Small -- accepted -- hairy leafcup
  Smallanthus uvedalius (L.) Mack. ex Small -- not accepted -- hairy leafcup
  Smilax biltmoreana (Small) J.B. Norton ex Pennell -- accepted -- Biltmore's carrionflower
  Smilax ecirrata var. biltmoreana (Small) H.E. Ahles -- not accepted
  Smilax ecirrata var. hugeri (Small) H.E. Ahles -- not accepted
  Smilax ecirrhata var. biltmoreana (Small) H.E. Ahles -- not accepted
  Smilax ecirrhata var. hugeri (Small) H.E. Ahles -- not accepted
  Smilax hispida var. australis (Small) Coker -- not accepted
  Smilax hugeri (Small) J.B. Norton ex Pennell -- accepted -- Huger's carrionflower
  Smilax renifolia Small -- not accepted -- kidneyleaf greenbrier
  Smilax rotundifolia var. crenulata Small & A. Heller -- not accepted
  Solanum gracile sensu Small -- not accepted
  Solanum perplexum Small -- not accepted
  Solidago arguta var. strigosa (Small) Steyerm. -- not accepted
  Solidago austrina Small -- not accepted
  Solidago celtidifolia Small -- not accepted
  Solidago curtisii var. flaccidifolia (Small) R.E. Cook & Semple -- accepted -- mountain goldenrod
  Solidago delicatula Small -- accepted -- elmleaf goldenrod
  Solidago dispersa Small -- not accepted
  Solidago flaccidifolia Small -- not accepted -- mountain goldenrod
  Solidago helleri Small -- not accepted
  Solidago ludoviciana (A. Gray) Small -- accepted -- Louisiana goldenrod
  Solidago microphylla (A. Gray) Engelm. ex Small -- not accepted
  Solidago mirabilis Small -- not accepted
  Solidago pendula Small -- not accepted
  Solidago pinetorum Small -- accepted -- Small's goldenrod
  Solidago plumosa Small -- accepted -- plumed goldenrod, Yadkin River Goldenrod
  Solidago porteri Small -- not accepted -- Porter's goldenrod
  Solidago pulchra Small -- accepted -- Carolina goldenrod
  Solidago rugosa var. celtidifolia (Small) Fernald -- not accepted
  Solidago strigosa Small -- not accepted
  Solidago yadkinensis (Porter) Small -- not accepted
  Sophronanthe pilosa (Michx.) Small -- not accepted
  Spathiger Small -- not accepted
  Spathiger rigidus (Jacq.) Small -- not accepted
  Spathiger strobilifera (Rchb. f.) Small -- not accepted
  Spathiger strobiliferus (Rchb. f.) Small -- not accepted
  Spathularia michauxii (Britton) Small -- not accepted
  Spatularia foliolosa (R. Br.) Small -- not accepted
  Spatularia michauxii (Britton) Small -- not accepted
  Spermacoce keyensis Small -- accepted
  Spermacoce terminalis (Small) Kartesz & Gandhi -- not accepted -- Everglades Key false buttonweed
  Spiranthes laciniata (Small) Ames -- accepted -- lacelip ladies'-tresses, lacelip ladiestresses, lacelip lady's tresses
  Sporobolus curtissii Small ex Scribn. -- not accepted -- Curtis' dropseed
  Sporobolus curtissii Small ex Kearney -- accepted
  Sporobolus floridanus var. curtissii (Small ex Kearney) Vasey ex Beal -- not accepted
  Stachydeoma Small -- accepted -- mock pennyroyal
  Stachydeoma graveolens (Chapm. ex A. Gray) Small -- accepted -- mock pennyroyal
  Stachys clingmanii Small -- accepted -- Clingman's hedgenettle
  Stachys hyssopifolia var. lythroides (Small) J.B. Nelson -- not accepted -- hyssopleaf hedgenettle, Tallahassee hedge-nettle
  Stachys latidens Small ex Britton -- accepted -- broadtooth hedgenettle
  Stachys lythroides Small -- not accepted
  Stachys salvioides Small -- not accepted
  Stachys tenuifolia var. latidens (Small ex Britton) J.B. Nelson -- not accepted -- smooth hedgenettle
  Stenandrium floridanum (A. Gray) Small -- not accepted
  Stenophyllus carteri Britton ex Small -- not accepted
  Stigmaphyllon ledifolium (Kunth) Small -- not accepted
  Stigmaphyllon lingulatum (Poir.) Small -- not accepted
  Stillingia spathulata (Müll. Arg.) Small -- not accepted
  Stillingia sylvatica ssp. tenuis (Small) D.J. Rogers -- not accepted -- queen's-delight
  Stillingia tenuis Small -- not accepted
  Strobus strobus (L.) Small -- not accepted
  Strophocaulos arvensis (L.) Small -- not accepted
  Stylodon carolinensis (Walter) Small -- not accepted
  Stylosanthes calcicola Small -- accepted -- Everglade Key pencilflower
  Suaeda conferta (Small) I.M. Johnst. -- accepted -- beach seepweed
  Swida alternifolia (L. f.) Small -- not accepted
  Swida amomum (Mill.) Small -- not accepted
  Swida asperifolia (Michx.) Small -- not accepted
  Swida microcarpa (Nash) Small -- not accepted
  Swida priceae (Small) Small -- not accepted
  Swida stricta (Lam.) Small -- not accepted
  Symphyotrichum bracei (Britton ex Small) G.L. Nesom -- not accepted -- Brace's aster
  Symphyotrichum plumosum (Small) Semple -- accepted
  Symphyotrichum simmondsii (Small) G.L. Nesom -- accepted -- Simmonds' aster
  Tamala humilis (Nash) Small -- not accepted
  Tamala littoralis (Small) Small -- not accepted
  Tamala pubescens (Pursh) Small -- not accepted
  Taraxia breviflora (Torr. & A. Gray) Nutt. ex Small -- accepted -- fewflower evening primrose
  Taraxia ovata (Nutt.) Small -- accepted -- goldeneggs
  Tephrosia angustissima var. corallicola (Small) Isely -- not accepted -- narrowleaf hoarypea
  Tephrosia angustissima var. curtissii (Small ex Rydb.) Isely -- not accepted -- Curtiss' hoarypea
  Tephrosia corallicola (Small) Léon -- accepted -- narrowleaf hoarypea
  Tephrosia curtissii (Small ex Rydb.) Shinners -- accepted -- Curtiss' hoarypea
  Tephrosia latidens (Small) Standl. -- not accepted
  Tetragonotheca repanda (Buckley) Small -- accepted -- showy nerveray
  Tetragonothela repanda (Buckley) Small -- not accepted
  Teucrium cubense ssp. depressum (Small) E.M. McClint. & Epling -- not accepted
  Teucrium depressum Small -- accepted -- small coastal germander
  Thalia barbata Small -- not accepted
  Thalictrum caulophylloides Small -- not accepted
  Thalictrum coriaceum (Britton) Small -- accepted -- maid of the mist
  Thalictrum macrostylum Small & A. Heller -- accepted -- piedmont meadow-rue
  Thalictrum mirabile Small -- accepted -- little mountain meadow-rue
  Thalictrum texanum (A. Gray) Small -- accepted -- Houston meadow-rue, Houston meadowrue
  Thaspium chapmanii (J.M. Coult. & Rose) Small -- not accepted
  Thelypteris gongylodes (Schkuhr) Small -- not accepted
  Thelypteris patens (Sw.) Small -- accepted -- gridscale maiden fern
  Thelypteris patens var. patens (Sw.) Small -- accepted -- gridscale maiden fern
  Thelypteris reducta Small -- not accepted
  Thelypteris tetragona (Sw.) Small -- accepted -- freetip maiden fern
  Thermopsis hugeri (Small) Small -- not accepted
  Therorhodion (Maxim.) Small -- accepted -- Kamchatka rhododendron
  Therorhodion camtschaticum (Pall.) Small -- accepted -- Kamchatka rhododendron
  Therorhodion glandulosum Standl. ex Small -- accepted -- glandular Kamchatka rhododendron
  Thymophylla pentachaeta (DC.) Small -- accepted -- five-needle pricklyleaf, fiveneedle pricklyleaf
  Thymophylla pentachaeta var. pentachaeta (DC.) Small -- accepted -- common dogweed, fiveneedle pricklyleaf
  Thymophylla tenuiloba (DC.) Small -- accepted -- bristleleaf pricklyleaf
  Thymophylla tenuiloba var. tenuiloba (DC.) Small -- accepted -- bristleleaf pricklyleaf
  Thysanella robusta Small -- not accepted
  Tiarella macrophylla Small -- not accepted
  Tilia australis Small -- not accepted
  Tilia floridana Small -- not accepted
  Tilia leptophylla (Vent.) Small -- not accepted
  Tillandsia baileyi Rose ex Small -- accepted -- reflexed airplant, Tillandsia de Bailey
  Tillandsia hystricina Small -- not accepted
  Tillandsia myriophylla Small -- not accepted
  Tillandsia simulata Small -- accepted -- Manatee River airplant
  Tiniaria cilinodis (Michx.) Small -- not accepted
  Tiniaria cristata (Engelm. & A. Gray) Small -- not accepted
  Tiniaria scandens (L.) Small -- not accepted
  Tithymalopsis apocynifolia (Small) Small -- not accepted
  Tithymalopsis arundelana (Bartlett) Small -- not accepted
  Tithymalopsis corollata (L.) Small -- not accepted
  Tithymalopsis curtisii (Engelm.) Small -- not accepted
  Tithymalopsis discoidalis (Chapm.) Small -- not accepted
  Tithymalopsis eriogonoides (Small) Small -- not accepted
  Tithymalopsis exserta Small -- not accepted
  Tithymalopsis gracilis Small -- not accepted
  Tithymalopsis ipecacuanhae (L.) Small -- not accepted
  Tithymalopsis joorii (Norton) Small -- not accepted
  Tithymalopsis marilandica (Greene) Small -- not accepted
  Tithymalopsis mercurialina (Michx.) Small -- not accepted
  Tithymalopsis olivacea (Small) Small -- not accepted
  Tithymalopsis paniculata Small -- not accepted
  Tithymalopsis polyphylla (Engelm. ex Holz.) Small -- not accepted
  Tithymalopsis wrightii (Torr. & A. Gray) Small -- not accepted
  Tithymalopsis zinniiflora (Small) Small -- not accepted
  Tithymalus austrinus Small -- not accepted
  Tithymalus brachycera (Engelm.) Small -- not accepted
  Tithymalus brachycerus (Engelm.) Small -- not accepted
  Tithymalus commutatus var. erectus (Norton) Small -- not accepted
  Tithymalus darlingtonii (A. Gray) Small -- not accepted
  Tithymalus helleri (Millsp.) Small -- not accepted
  Tithymalus inundatus (Torr. ex Chapm.) Small -- not accepted
  Tithymalus leiococcus (Engelm.) Small -- not accepted
  Tithymalus longicruris (Scheele) Small -- not accepted
  Tithymalus missouriensis (Norton) Small -- not accepted
  Tithymalus montanus Small -- not accepted
  Tithymalus peplidion (Engelm.) Small -- not accepted
  Tithymalus robustus (Engelm.) Small -- not accepted
  Tithymalus roemerianus (Scheele) Small -- not accepted
  Tithymalus smallii (Millsp.) Small -- not accepted
  Tithymalus sphaerospermus (Shuttlew. ex Boiss.) Small -- not accepted
  Tithymalus telephioides (Chapm.) Small -- not accepted
  Tithymalus tetraporus (Engelm.) Small -- not accepted
  Torrubia floridana (Britton ex Small) Britton -- not accepted
  Torrubia globosa Small -- not accepted
  Tortipes amplexifolius (L.) Small -- not accepted
  Toxicodendron radicans var. rydbergii (Small ex Rydb.) Erskine -- not accepted
  Toxicodendron rydbergii (Small ex Rydb.) Greene -- accepted -- poison ivy, western poison ivy
  Tracaulon sagittatum (L.) Small -- not accepted
  Tracyanthus angustifolius (Michx.) Small -- not accepted
  Tradescantella floridana (S. Watson) Small -- not accepted
  Tradescantia bracteata Small -- accepted -- bracted spiderwort, longbract spiderwort
  Tradescantia foliosa Small -- not accepted
  Tradescantia hirsuticaulis Small -- accepted -- hairystem spiderwort
  Tradescantia incarnata Small -- not accepted
  Tradescantia longifolia Small -- not accepted
  Tradescantia ohiensis var. foliosa (Small) MacRoberts -- not accepted
  Tradescantia rosea var. graminea (Small) E.S. Anderson & Woodson -- not accepted
  Tradescantia rosea var. ornata (Small) E.S. Anderson & Woodson -- not accepted
  Tradescantia roseolens Small -- accepted -- longleaf spiderwort
  Tragia saxicola Small -- accepted -- Florida Keys noseburn
  Tragiola pilosa (Michx.) Small & Pennell -- not accepted
  Triadenum longifolium Small -- not accepted
  Triadica sebifera (L.) Small -- accepted -- Chinese tallow, tallowtree
  Triantha racemosa (Walter) Small -- accepted -- coastal false asphodel
  Tridens chapmanii (Small) Chase -- not accepted
  Tridens drummondii (Scribn. & Kearney) Nash ex Small -- not accepted
  Tridens flavus var. chapmanii (Small) Shinners -- accepted -- Chapman's tridens
  Trifolium reflexum var. virginicum (Small ex Small & Vail) McDermott -- not accepted
  Trifolium saxicola Small -- not accepted
  Trifolium virginicum Small ex Small & Vail -- accepted -- Kate's-mountain clover, Kates Mountain clover
  Trillium hugeri Small -- not accepted
  Trillium lanceolatum (S. Watson) Boykin ex Small -- not accepted
  Trillium underwoodii Small -- accepted -- longbract wakerobin
  Triodia chapmanii (Small) Bush -- not accepted
  Triodia flava var. chapmanii (Small) Fernald & Griscom -- not accepted
  Triorchos ecristata (Fernald) Small -- not accepted
  Tubiflora acuminata Small -- not accepted
  Tubiflora angustifolia (Fernald) Small -- not accepted
  Tulipastrum acuminatum (L.) Small -- not accepted
  Tulipastrum cordatum (Michx.) Small -- not accepted
  Urechites pinetorum Small -- not accepted
  Utricularia radiata Small -- accepted -- little floating bladderwort
  Vaccinium australe Small -- not accepted
  Vaccinium neglectum (Small) Fernald -- not accepted
  Vaccinium simulatum Small -- not accepted -- upland highbush blueberry
  Vaccinium stamineum var. candicans (Small) C. Mohr -- not accepted
  Vaccinium stamineum var. neglectum (Small) Deam -- not accepted
  Vachellia densiflora Alexander ex Small -- not accepted
  Vachellia insularis Small -- not accepted
  Vachellia peninsularis Small -- not accepted
  Validallium tricoccum (Aiton) Small -- not accepted
  Verbena ambrosiifolia Rydb. ex Small -- not accepted
  Verbena delticola Small -- not accepted
  Verbena halei Small -- accepted -- slender verbena, Texas verbena, Texas vervain
  Verbena maritima Small -- not accepted
  Verbena neomexicana (A. Gray) Small -- accepted -- hillside vervain, New Mexico verbena
  Verbena neomexicana var. neomexicana (A. Gray) Small -- accepted -- hillside vervain, New Mexican verbena
  Verbena officinalis ssp. halei (Small) Barber -- not accepted
  Verbena riparia Raf. ex Small & A. Heller -- not accepted -- riverbank vervain
  Verbesina pauciflora (Nutt.) Small non Hemsl. -- not accepted
  Vernonia baldwinii ssp. interior (Small) Faust -- not accepted -- interior ironweed
  Vernonia blodgettii Small -- accepted -- Florida ironweed
  Vernonia flaccidifolia Small -- accepted -- Tennessee ironweed
  Vernonia interior Small -- not accepted
  Vernonia marginata var. tenuifolia (Small) Shinners -- not accepted
  Vernonia pulchella Small -- accepted -- Georgia ironweed
  Vernonia texana (A. Gray) Small -- accepted -- Texas ironweed
  Viburnum nashii Small -- not accepted
  Viburnum rufotomentosum Small -- not accepted
  Vicia hugeri Small -- not accepted
  Vicia texana (Torr. & A. Gray) Small -- not accepted
  Viola rugosa Small -- not accepted
  Viorna addisonii (Britton) Small -- not accepted
  Viorna baldwinii (Torr. & A. Gray) Small -- not accepted
  Viorna beadlei Small -- not accepted
  Viorna crispa (L.) Small -- not accepted
  Viorna crispa var. walteri (Pursh) Small -- not accepted
  Viorna flaccida (Small) Small -- not accepted
  Viorna gattingeri (Small) Small -- not accepted
  Viorna glaucophylla (Small) Small -- not accepted
  Viorna obliqua Small -- not accepted
  Viorna ochroleuca (Aiton) Small -- not accepted
  Viorna ovata (Pursh) Small -- not accepted
  Viorna reticulata (Walter) Small -- not accepted
  Viorna subreticulata Harb. ex Small -- not accepted
  Viorna versicolor (Small ex Rydb.) Small -- not accepted
  Viorna viorna (L.) Small -- not accepted
  Viticella viticella (L.) Small -- not accepted
  Vitis austrina Small -- not accepted
  Vitis helleri (L.H. Bailey) Small -- not accepted
  Vitis lincecumii var. lactea Small -- not accepted
  Vitis rufotomentosa Small -- not accepted
  Waldsteinia fragarioides var. parviflora (Small) Fernald -- not accepted
  Waldsteinia parviflora Small -- accepted
  Warea carteri Small -- accepted -- Carter's mustard, Carter's pinelandcress
  Willoughbya halei Small -- not accepted
  Willoughbya heterophylla Small -- not accepted
  Xanthoxalis albicans (Kunth) Small -- not accepted
  Xanthoxalis brittoniae (Small) Small -- not accepted
  Xanthoxalis bushii Small -- not accepted
  Xanthoxalis colorea Small -- not accepted
  Xanthoxalis corniculata (L.) Small -- not accepted
  Xanthoxalis cymosa (Small) Small -- not accepted
  Xanthoxalis filipes (Small) Small -- not accepted
  Xanthoxalis grandis (Small) Small -- not accepted
  Xanthoxalis hirsuticaulis (Small) Small -- not accepted
  Xanthoxalis interior Small -- not accepted
  Xanthoxalis langloisii Small -- not accepted
  Xanthoxalis macrantha auct. non (Trel.) Small -- not accepted
  Xanthoxalis pilosa (Nutt.) Small -- not accepted
  Xanthoxalis priceae (Small) Small -- not accepted
  Xanthoxalis recurva (Elliott) Small -- not accepted
  Xanthoxalis rufa (Small) Small -- not accepted
  Xanthoxalis stricta (L.) Small -- not accepted
  Xanthoxalis suksdorfii (Trel.) Small -- not accepted
  Xanthoxalis texana Small -- not accepted
  Xeniatrum umbellulatum (Michx.) Small -- not accepted
  Xolisma foliosiflora (Michx.) Small -- not accepted
  Xolisma rubiginosa (Pers.) Small -- not accepted
  Xolisma stahlii (Urb.) Small -- not accepted
  Xolisma truncata (Urb.) Small -- not accepted
  Xylosteon fragrantissimum (Lindl. & Paxton) Small -- not accepted
  Xyris arenicola Small -- not accepted
  Xyris congdonii Small -- not accepted
  Xyris neglecta Small -- not accepted
  Xyris pallescens (C. Mohr) Small -- not accepted
  Yeatesia Small -- accepted -- bractspike
  Yeatesia laetevirens (Buckley) Small -- not accepted
  Yeatesia viridiflora (Nees) Small -- accepted -- yellow bractspike
  Zamia silvicola Small -- not accepted
  Zamia umbrosa Small -- not accepted
  Zexmenia hispida auct. non (Kunth) A. Gray ex Small -- not accepted
  Zizia latifolia Small -- not accepted
  Zosterella Small -- not accepted
  Zosterella dubia (Jacq.) Small -- not accepted
  Zygophyllidium Small -- not accepted
  Zygophyllidium hexagonum (Nutt. ex Spreng.) Small -- not accepted
 
 Kingdom Bacteria
  Butyrivibrio Bryant and Small, 1956 -- valid
  Butyrivibrio fibrisolvens Bryant and Small, 1956 -- valid
  Lachnospira Bryant and Small, 1956 -- valid
  Lachnospira multipara Bryant and Small, 1956 -- valid
  Succinivibrio Bryant and Small, 1956 -- valid
  Succinivibrio dextrinosolvens Bryant and Small, 1956 -- valid
 
 Kingdom Protozoa
  Glauconema bermudense Small, et Al., 1986 -- valid
   

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