| |
| Kingdom Animalia |
| |
Abietinaria alexanderi Nutting, 1904 -- valid |
| |
Abietinaria amphora Nutting, 1904 -- valid |
| |
Abietinaria costata (Nutting, 1901) -- valid |
| |
Abietinaria gracilis Nutting, 1904 -- valid |
| |
Abietinaria kincaidi (Nutting, 1901) -- valid |
| |
Abietinaria pulchra (Nutting, 1904) -- valid |
| |
Acanella sibogae Nutting, 1910 -- valid |
| |
Acanthoptilum album Nutting, 1909 -- valid |
| |
Acanthoptilum annulatum Nutting, 1909 -- valid |
| |
Aglaophenia dubia Nutting, 1900 -- valid |
| |
Aglaophenia latirostris Nutting, 1900 -- valid |
| |
Aglaophenia octocarpa Nutting, 1900 -- valid |
| |
Aglaophenoides mammillatus (Nutting, 1900) -- invalid |
| |
Aglaophenopsis distans Nutting, 1900 -- valid |
| |
Aglaophenopsis verrilli Nutting, 1900 -- valid |
| |
Amphisbetia kurilae (Nutting, 1904) -- valid |
| |
Anokkostenostomum anops (Nuttycombe and Waters, 1938) -- invalid |
| |
Anokkostenostomum pegephilum (Nuttycombe and Waters, 1938) -- invalid |
| |
Anokkostenostomum pseudoacetabulum (Nuttycombe and Waters, 1935) -- invalid |
| |
Anokkostenostomum tuberculosum (Nuttycombe and Waters, 1938) -- invalid |
| |
Anokkostenostomum ventronephrium (Nuttycombe, 1932) -- invalid |
| |
Antennularia americana Nutting, 1900 -- invalid |
| |
Antennularia rugosa Nutting, 1900 -- invalid |
| |
Balella mirabilis (Nutting, 1905) -- valid |
| |
Bonneviella regia (Nutting, 1901) -- valid |
| |
Bonneviella superba Nutting, 1915 -- valid |
| |
Calibelemnon Nutting, 1908 -- valid |
| |
Calibelemnon symmetricum Nutting, 1908 -- valid |
| |
Callogorgia gilberti (Nutting, 1908) -- valid |
| |
Campanularia brevicaulis Nutting, 1915 -- valid |
| |
Campanularia ritteri Nutting, 1901 -- valid |
| |
Campanulina rugosa Nutting, 1901 -- invalid |
| |
Catenula confusa Nuttycombe, 1956 -- valid |
| |
Catenula leptocephala Nuttycombe, 1956 -- valid |
| |
Catharus ustulatus (Nuttall, 1840) -- valid -- grive ŕ dos olive, Swainson's Thrush, Zorzal de Swainson |
| |
Catharus ustulatus ustulatus (Nuttall, 1840) -- valid |
| |
Cladocarpus obliquus Nutting, 1900 -- valid |
| |
Cladocarpus septatus Nutting, 1900 -- valid |
| |
Clytia edwardsi (Nutting, 1901) -- invalid |
| |
Clytia kincaidi (Nutting, 1899) -- valid |
| |
Clytia minuta (Nutting, 1901) -- invalid |
| |
Contopus cooperi (Nuttall, 1831) -- valid -- moucherolle ŕ côtés olive, Olive-sided Flycatcher |
| |
Coryne brachiata Nutting, 1901 -- valid |
| |
Cyclomuricea Nutting, 1908 -- valid |
| |
Cyclomuricea flabellata Nutting, 1908 -- valid |
| |
Dendrocopos villosus septentrionalis (Nuttall, 1840) -- invalid |
| |
Dentitheca dendritica (Nutting, 1900) -- valid |
| |
Dicranophorus rostratus (Dixon-nuttall and Freeman, 1902) -- valid |
| |
Dictyocladium flabellum Nutting, 1904 -- invalid |
| |
Diphasia kincaidi (Nutting, 1901) -- invalid -- sea pine hydroid |
| |
Diphasia pulchra Nutting, 1904 -- invalid |
| |
Diphasia tropica Nutting, 1904 -- valid |
| |
Elysia cornigera Nuttall, 1989 -- valid |
| |
Eucopella sargassicola (Nutting, 1915) -- invalid |
| |
Eudendrium album Nutting, 1896 -- valid -- white stickhydroid, white stickhydroid |
| |
Garveia annulata Nutting, 1901 -- valid -- orange hydroid, orange hydroid |
| |
Gonothyraea inornata Nutting, 1901 -- valid |
| |
Grammaria immersa Nutting, 1901 -- valid |
| |
Grammaria immersa immersa Nutting, 1901 -- valid |
| |
Haemaphysalis bancrofti Nuttall and Warburton, 1915 -- valid -- wallaby tick |
| |
Haemaphysalis calva Nuttall and Warburton, 1915 -- valid |
| |
Haemaphysalis doenitzi Warburton and Nuttall, 1909 -- valid |
| |
Haemaphysalis hoodi Warburton and Nuttall, 1909 -- valid |
| |
Haemaphysalis houyi Nuttall and Warburton, 1915 -- valid |
| |
Haemaphysalis humerosa Warburton and Nuttall, 1909 -- valid |
| |
Haemaphysalis intermedia Warburton and Nuttall, 1909 -- valid |
| |
Haemaphysalis koningsbergeri Warburton and Nuttall, 1909 -- valid |
| |
Haemaphysalis montgomeryi Nuttall, 1912 -- valid |
| |
Haemaphysalis orientalis Nuttall and Warburton, 1915 -- valid |
| |
Haemaphysalis turturis Nuttall and Warburton, 1915 -- valid |
| |
Haemaphysalis vidua Warburton and Nuttall, 1909 -- valid |
| |
Haemaphysalis warburtoni Nuttall, 1912 -- valid |
| |
Haemaphysalis wellingtoni Nuttall and Warburton, 1908 -- valid |
| |
Halecium corrugatum Nutting, 1899 -- valid |
| |
Halecium ornatum Nutting, 1901 -- valid |
| |
Halecium reversum Nutting, 1901 -- valid |
| |
Halecium speciosum Nutting, 1901 -- valid |
| |
Halecium washingtoni Nutting, 1901 -- valid |
| |
Halopteris alternata (Nutting, 1900) -- valid |
| |
Halopteris clarkei (Nutting, 1900) -- valid |
| |
Hyalomma monstrosum Nuttall and Warburton, 1908 -- invalid |
| |
Hydrallmania distans Nutting, 1899 -- valid |
| |
Hyperaspis elali Nutting, 1980 -- invalid |
| |
Hyperaspis longicoxitis Nutting, 1980 -- valid |
| |
Hyperaspis mckenziei Nutting, 1980 -- valid |
| |
Hyperaspis querquesi Nutting, 1980 -- valid |
| |
Ixodes caledonicus Nuttall, 1910 -- valid |
| |
Ixodes cavipalpus Nuttall and Warburton, 1908 -- valid |
| |
Ixodes daveyi Nuttall, 1913 -- valid |
| |
Ixodes eichhorni Nuttall, 1916 -- valid |
| |
Ixodes fecialis Warburton and Nuttall, 1909 -- valid |
| |
Ixodes gibbosus Nuttall, 1916 -- valid |
| |
Ixodes nairobiensis Nuttall, 1916 -- valid |
| |
Ixodes oldi Nuttall, 1913 -- valid |
| |
Ixodes rothschildi Nuttall and Warburton, 1911 -- valid |
| |
Ixodes spinipalpis Hadwen and Nuttall, 1916 -- valid |
| |
Ixodes victoriensis Nuttall, 1916 -- valid |
| |
Lafoea adhaerens Nutting, 1901 -- valid |
| |
Laomedea inornata (Nutting, 1901) -- valid |
| |
Lovenella grandis Nutting, 1901 -- valid |
| |
Macrorhynchia allmani (Nutting, 1900) -- valid |
| |
Monotheca Nutting, 1900 -- valid |
| |
Monotheca margaretta Nutting, 1900 -- valid |
| |
Nemeresia pinnata (Nutting, 1900) -- invalid |
| |
Nemertesia americana (Nutting, 1900) -- valid |
| |
Nemertesia pinnata (Nutting, 1900) -- valid |
| |
Nemertesia rugosa (Nutting, 1900) -- valid |
| |
Nosomma monstrosum (Nuttall and Warburton, 1908) -- valid |
| |
Nuditheca Nutting, 1900 -- valid |
| |
Obelia borealis Nutting, 1901 -- invalid |
| |
Obelia dubia Nutting, 1901 -- valid |
| |
Opercularella hispida Nutting, 1898 -- valid |
| |
Opercularella rugosa (Nutting, 1901) -- valid |
| |
Orthopyxis sargassicola (Nutting, 1915) -- valid |
| |
Parus atricapillus bartletti (Aldrich & Nutt, 1939) -- invalid |
| |
Picoides villosus septentrionalis (Nuttall, 1840) -- valid |
| |
Plumularia altitheca Nutting, 1900 -- valid |
| |
Plumularia clarkei Nutting, 1900 -- valid |
| |
Plumularia corrugata Nutting, 1900 -- invalid |
| |
Plumularia floridana Nutting, 1900 -- valid |
| |
Plumularia goodei Nutting, 1900 -- valid |
| |
Plumularia inermis Nutting, 1900 -- invalid |
| |
Plumularia margaretta (Nutting, 1900) -- invalid |
| |
Plumularia profunda Nutting, 1900 -- valid |
| |
Plumularia virginiae Nutting, 1900 -- valid |
| |
Poecile atricapillus bartletti (Aldrich & Nutt, 1939) -- valid |
| |
Psammogorgia spauldingi Nutting, 1909 -- invalid |
| |
Rhipicentor Nuttall and Warburton, 1908 -- valid |
| |
Rhipicentor bicornis Nuttall and Warburton, 1908 -- valid |
| |
Rhipicephalus masseyi Nuttall and Warburton, 1908 -- valid |
| |
Rhipicephalus simpsoni Nuttall, 1910 -- valid |
| |
Selaginopsis hartlaubi (Nutting, 1904) -- valid |
| |
Selaginopsis ornata Nutting, 1904 -- invalid |
| |
Sertularella areyi Nutting, 1904 -- valid |
| |
Sertularella complexa Nutting, 1904 -- valid |
| |
Sertularella flabella (Nutting, 1904) -- valid |
| |
Sertularella magna Nutting, 1904 -- valid |
| |
Sertularella solitaria (Nutting, 1904) -- valid |
| |
Sertularella tanneri Nutting, 1904 -- valid |
| |
Sertularia dalli (Nutting, 1904) -- valid |
| |
Sertularia mayeri Nutting, 1904 -- invalid |
| |
Sertularia pourtalesi Nutting, 1877 -- invalid |
| |
Sertularia stookeyi Nutting, 1904 -- invalid |
| |
Stenostomum anops Nuttycombe and Waters, 1938 -- valid |
| |
Stenostomum cryptops Nuttycombe and Waters, 1935 -- valid |
| |
Stenostomum kepneri Nuttycombe and Waters, 1938 -- valid |
| |
Stenostomum pegephilum Nuttycombe and Waters, 1938 -- valid |
| |
Stenostomum pseudoacetabulum Nuttycombe and Waters, 1935 -- valid |
| |
Stenostomum rhachiocaudatum Nuttycombe, 1932 -- invalid |
| |
Stenostomum tuberculosum Nuttycombe and Waters, 1938 -- valid |
| |
Stenostomum uronephrium Nuttycombe, 1931 -- valid |
| |
Stenostomum ventronephrium Nuttycombe, 1932 -- valid |
| |
Stenostomum virginianum Nuttycombe, 1931 -- valid |
| |
Sterna forsteri Nuttall, 1834 -- valid -- Charrán de Forster, Forster's Tern, Sterne de Forster |
| |
Swiftia kofoidi (Nutting, 1909) -- valid |
| |
Swiftia spauldingi (Nutting, 1909) -- valid |
| |
Symplectoscyphus elegans (Nutting, 1904) -- valid |
| |
Symplectoscyphus levinseni (Nutting, 1904) -- valid |
| |
Synthecium robustum Nutting, 1904 -- valid |
| |
Thuiaria immersa Nutting, 1904 -- invalid |
| |
Tridentata flowersi (Nutting, 1904) -- valid |
| |
Tubularia harrimani Nutting, 1901 -- valid |
| |
Turdus migratorius nigrideus Aldrich & Nutt, 1939 -- valid |
| |
Vostox excavatus Nutting and Gurney, 1961 -- valid |
| |
Zonotrichia leucophrys gambelii (Nuttall, 1840) -- valid |
| |
Zonotrichia querula (Nuttall, 1840) -- valid -- bruant ŕ face noire, Harris' Sparrow, Harris's Sparrow |
| |
Zygophylax cervicornis (Nutting, 1905) -- valid |
| |
| Kingdom Plantae |
| |
Abies lasiocarpa (Hook.) Nutt. -- accepted -- balsam fir, Rocky Mountain fir, subalpine fir, western balsam fir, white balsam |
| |
Abies lasiocarpa var. lasiocarpa (Hook.) Nutt. -- accepted -- subalpine fir |
| |
Abronia fragrans Nutt. ex Hook. -- accepted -- heart's-delight, prairie snowball, snowball sand verbena, sweet sand verbena |
| |
Abronia maritima Nutt. ex S. Watson -- accepted -- red sand verbena |
| |
Acacia angustissima var. hirta (Nutt.) B.L. Rob. -- accepted -- prairie acacia |
| |
Acacia hirta Nutt. -- not accepted |
| |
Acaciella hirta (Nutt.) Britton & Rose -- not accepted |
| |
Acer drummondii Hook. & Arn. ex Nutt. -- not accepted |
| |
Acer glabrum var. tripartitum (Nutt. ex Torr. & A. Gray) Pax -- not accepted |
| |
Acer grandidentatum Nutt. -- accepted -- bigtooth maple, canyon maple, sugar maple, Uvalde big-tooth maple |
| |
Acer grandidentatum var. grandidentatum Nutt. -- accepted -- bigtooth maple, Uvalde bigtooth maple |
| |
Acer rubrum ssp. drummondii (Hook. & Arn. ex Nutt.) E. Murray -- not accepted |
| |
Acer rubrum var. drummondii (Hook. & Arn. ex Nutt.) Sarg. -- accepted -- Drummond's maple |
| |
Acer saccharum ssp. grandidentatum (Nutt.) Desmarais -- not accepted |
| |
Acer saccharum var. grandidentatum (Nutt.) Sudw. -- not accepted |
| |
Acer tripartitum Nutt. ex Torr. & A. Gray -- not accepted |
| |
Acerates angustifolia (Nutt.) Decne. -- not accepted |
| |
Acerates lanuginosa (Nutt.) Decne. -- not accepted |
| |
Acetosella paucifolia (Nutt.) Á. Löve -- not accepted |
| |
Achillea lanulosa Nutt. -- not accepted -- western yarrow |
| |
Achillea millefolium ssp. lanulosa (Nutt.) Piper -- not accepted |
| |
Achillea millefolium var. lanulosa (Nutt.) Piper -- not accepted |
| |
Acmispon americanum (Nutt.) Rydb. -- not accepted |
| |
Acmispon americanus (Nutt.) Rydb. -- accepted -- American bird's-foot trefoil |
| |
Acmispon americanus var. americanus (Nutt.) Rydb. -- accepted -- American bird's-foot trefoil |
| |
Acmispon maritimus (Nutt.) D.D. Sokoloff -- accepted -- coastal bird's-foot trefoil |
| |
Acmispon maritimus var. maritima (Nutt.) D.D. Sokoloff -- accepted -- coastal bird's-foot trefoil |
| |
Acmispon micranthus (Nutt.) Brouillet -- accepted -- San Diego bird's-foot trefoil |
| |
Acmispon prostratus (Nutt.) Brouillet -- accepted -- wire bird's-foot trefoil |
| |
Acmispon strigosus (Nutt.) Brouillet -- accepted -- strigose bird's-foot trefoil |
| |
Acnida tamariscina (Nutt.) Alph. Wood -- not accepted |
| |
Aconitum columbianum Nutt. -- accepted -- Columbian monkshood |
| |
Aconitum columbianum ssp. columbianum Nutt. -- accepted -- Columbian monkshood |
| |
Aconitum columbianum var. columbianum Nutt. -- not accepted -- Columbian monkshood |
| |
Actaea arguta Nutt. -- not accepted |
| |
Actaea elata (Nutt.) Prantl -- accepted -- tall bugbane |
| |
Actaea elata var. elata (Nutt.) Prantl -- accepted -- tall bugbane |
| |
Actaea rubra ssp. arguta (Nutt.) Hultén -- not accepted -- red baneberry |
| |
Actaea rubra var. arguta (Nutt.) G. Lawson -- not accepted |
| |
Actaea spicata var. arguta (Nutt.) Torr. -- not accepted |
| |
Actinella acaulis (Pursh) Nutt. -- not accepted |
| |
Actinomeris helianthoides (Michx.) Nutt. -- not accepted |
| |
Actinomeris nudicaulis Nutt. -- not accepted |
| |
Actinomeris pauciflora Nutt. -- not accepted |
| |
Aegilops hystrix Nutt. -- not accepted |
| |
Aesculus californica (Spach) Nutt. -- accepted -- California buckeye |
| |
Afzelia macrophylla (Nutt.) Kuntze -- not accepted |
| |
Agalinis aphylla (Nutt.) Raf. -- accepted -- scaleleaf false foxglove |
| |
Agalinis filifolia (Nutt.) Raf. -- accepted -- Seminole false foxglove |
| |
Agalinis heterophylla (Nutt.) Small -- accepted -- prairie false foxglove, prairie false-foxglove |
| |
Agalinis linifolia (Nutt.) Britton -- accepted -- flaxleaf false foxglove |
| |
Agalinis pedicularia var. pectinata (Nutt.) S.F. Blake -- not accepted |
| |
Agalinis tenuifolia var. parviflora (Nutt.) Pennell -- not accepted -- slender-leaf false foxglove, slenderleaf false foxglove |
| |
Agastache anethiodora (Nutt.) Britton -- not accepted |
| |
Agoseris elata (Nutt.) Greene -- not accepted -- tall agoseris |
| |
Agoseris glauca var. parviflora (Nutt.) Rydb. -- not accepted |
| |
Agoseris glauca var. pumila (Nutt.) Garrett -- not accepted |
| |
Agoseris grandiflora (Nutt.) Greene -- accepted -- bigflower agoseris, shortbeak agoseris |
| |
Agoseris grandiflora var. grandiflora (Nutt.) Greene -- accepted |
| |
Agoseris heterophylla (Nutt.) Greene -- accepted -- annual agoseris, annual goatsbeard, mountain dandelion |
| |
Agoseris heterophylla ssp. californica (Nutt.) Piper -- not accepted |
| |
Agoseris heterophylla var. heterophylla (Nutt.) Greene -- accepted -- annual agoseris |
| |
Agoseris laciniata (Nutt.) Greene -- not accepted |
| |
Agoseris parviflora (Nutt.) Greene -- accepted -- false agoseris, Steppe agoseris |
| |
Agoseris X elata (Nutt.) Greene (pro sp.) -- accepted -- tall agoseris |
| |
Agrostis brevifolia Nutt. -- not accepted |
| |
Agrostis oregonensis Nutt. ex A. Gray -- not accepted |
| |
Agrostis scabrata Nutt. ex A. Gray -- not accepted |
| |
Alcemilla occidentalis Nutt. -- not accepted |
| |
Alchemilla cuneifolia Nutt. -- not accepted |
| |
Alchemilla occidentalis Nutt. -- not accepted |
| |
Aletes tenuifolius (Nutt. ex Torr. & A. Gray) W.A. Weber -- not accepted |
| |
Aliciella pinnatifida (Nutt. ex A. Gray) J.M. Porter -- accepted -- sticky gilia |
| |
Alisma rostrata Nutt. -- not accepted |
| |
Alisma rostratum Nutt. -- not accepted |
| |
Allionia decumbens (Nutt.) Spreng. -- not accepted |
| |
Alloiatheros lepturoides (Nutt.) Steud. -- not accepted |
| |
Allophyllum (Nutt.) A.D. Grant & V.E. Grant -- accepted -- false gilia, false gilyflower |
| |
Allophyllum divaricatum (Nutt.) A.D. Grant & V.E. Grant -- accepted -- purple false gilyflower |
| |
Almutaster pauciflorus (Nutt.) A. Löve & D. Löve -- accepted -- alkali marsh aster, alkali-marsh aster |
| |
Alnus incana ssp. tenuifolia (Nutt.) Breitung -- accepted -- mountain alder, speckled alder, thinleaf alder |
| |
Alnus maritima (Marshall) Muhl. ex Nutt. -- accepted -- seaside alder |
| |
Alnus maritime (Marshall) Muhl. ex Nutt. -- not accepted |
| |
Alnus oregona Nutt. -- not accepted |
| |
Alnus rhombifolia Nutt. -- accepted -- rhombie leaf alder, white alder |
| |
Alnus tenuifolia Nutt. -- not accepted -- mountain alder |
| |
Amaranthus tamariscinus auct. non Nutt. -- not accepted |
| |
Ambrosia pumila (Nutt.) A. Gray -- accepted -- dwarf bur ragweed, dwarf burr ragweed, San Diego ambrosia, San Diego ragweed |
| |
Ambrosia tomentosa Nutt. -- accepted -- skeleton-leaf burr-ragweed, skeletonleaf bur ragweed, skeletonleaf burr ragweed, skeletonleaf bursage |
| |
Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. -- accepted -- juneberry, Pacific serviceberry, Saskatoon serviceberry, western serviceberry, western shadbush |
| |
Amelanchier alnifolia var. alnifolia (Nutt.) Nutt. ex M. Roem. -- accepted -- Saskatoon service-berry, Saskatoon serviceberry |
| |
Amelanchier pumila (Torr. & A. Gray) Nutt. ex M. Roem. -- not accepted -- dwarf serviceberry |
| |
Ammodia oregona Nutt. -- not accepted |
| |
Amorpha californica Nutt. -- accepted -- California false indigo, mock locust |
| |
Amorpha californica var. californica Nutt. -- accepted -- California false indigo |
| |
Amorpha laevigata Nutt. -- accepted -- smooth false indigo, smooth indigobush |
| |
Amorpha nana Nutt. -- accepted -- dwarf false indigo, dwarf indigo, dwarf indigobush |
| |
Ampelamus albidus (Nutt.) Britton -- not accepted -- honeyvine milkweed |
| |
Amphiachyris (A. DC.) Nutt. -- accepted -- amphiachyris, broomweed |
| |
Amphiachyris dracunculoides (DC.) Nutt. -- accepted -- common broomweed, prairie broomweed |
| |
Amphicarpa Elliott ex Nutt. -- not accepted |
| |
Amphicarpaea Elliott ex Nutt. -- accepted -- hogpeanut |
| |
Amphistelma scoparia (Nutt.) Small -- not accepted |
| |
Andrachne phyllanthoides (Nutt.) Müll. Arg. -- not accepted |
| |
Andrachne phyllanthoides (Nutt.) J.M. Coult. -- not accepted -- Missouri maidenbush |
| |
Anemia californica Nutt. -- not accepted |
| |
Anemone globosa (Torr. & A. Gray) Nutt. ex Pritz. -- not accepted |
| |
Anemone heterophylla Nutt. ex Torr. & A. Gray (pro. syn.) -- not accepted |
| |
Anemone heterophyllum Nutt. ex Torr. & A. Gray (pro. syn.) -- not accepted |
| |
Anemone ludoviciana Nutt. -- not accepted |
| |
Anemopsis californica (Nutt.) Hook. & Arn. -- accepted -- yerba mansa, yerba-mansa |
| |
Anemopsis californica var. californica (Nutt.) Hook. & Arn. -- not accepted -- yerba mansa |
| |
Angelica arguta Nutt. ex Torr. & A. Gray -- accepted -- angelica, Lyall's angelica, sharptooth angelica |
| |
Angelica genuflexa Nutt. -- accepted -- kneeling angelica |
| |
Anisocarpus Nutt. -- accepted |
| |
Anisocarpus madioides Nutt. -- accepted -- woodland madia |
| |
Anoplanthus fasciculatus (Nutt.) Walp. -- not accepted |
| |
Antennaria dimorpha (Nutt.) Torr. & A. Gray -- accepted -- low everlasting, low pussytoes |
| |
Antennaria labradorica Nutt. -- not accepted |
| |
Antennaria parvifolia Nutt. -- accepted -- little-leaf pussytoes, Rocky Mountain pussytoes, small leaf pussytoes, small-leaf pussytoes, smalleaf pussytoes |
| |
Antennaria parvifolia sensu Greene non Nutt. -- not accepted -- smallleaf pussytoes |
| |
Anthopogon Nutt. -- not accepted |
| |
Anthopogon brevifolius Nutt. ex Trin. -- not accepted |
| |
Anthopogon filiformis Nutt. -- not accepted |
| |
Anthopogon lepturoides Nutt. -- not accepted |
| |
Anticlea elegans var. glaucus (Nutt.) Zomlefer & Judd -- accepted -- mountain deathcamas |
| |
Aphanes occidentalis (Nutt.) Rydb. -- accepted |
| |
Aphanisma Nutt. ex Moq. -- accepted -- coastalcreeper |
| |
Aphanisma blitoides Nutt. ex Moq. -- accepted -- San Diego coastalcreeper |
| |
Aphyllon fasciculatum (Nutt.) Torr. & A. Gray -- not accepted |
| |
Apiastrum Nutt. ex Torr. & A. Gray -- accepted |
| |
Apiastrum angustifolium Nutt. -- accepted -- mock parsley |
| |
Apiastrum patens (Nutt. ex DC.) J.M. Coult. & Rose -- not accepted |
| |
Apium echinatum (Nutt. ex DC.) Benth. & Hook. f. ex S. Watson -- not accepted |
| |
Apogonia (Nutt.) E. Fourn. -- not accepted |
| |
Apteria Nutt. -- accepted -- apteria |
| |
Apteria aphylla (Nutt.) Barnhart ex Small -- accepted -- nodding nixie |
| |
Arabidopsis glauca (Nutt.) Rydb. -- not accepted |
| |
Arabis arcuata (Nutt.) A. Gray -- not accepted |
| |
Arabis heterophylla Nutt. -- not accepted |
| |
Arabis holboellii var. arcuata (Nutt.) Jeps. -- not accepted |
| |
Arabis microphylla Nutt. -- not accepted -- littleleaf rockcress, small leaf rockcress |
| |
Arabis microphylla var. microphylla Nutt. -- not accepted -- littleleaf rockcress, smallleaf rockcress |
| |
Arabis puberula Nutt. -- not accepted -- Blue Mountain rockcress, silver rockcress |
| |
Arabis sparsiflora Nutt. -- not accepted -- fewleaf rockcress, sicklepod rockcress |
| |
Arabis sparsiflora var. arcuata (Nutt.) Rollins -- not accepted -- elegant rockcress |
| |
Arabis sparsiflora var. sparsiflora Nutt. -- not accepted -- sicklepod rockcress |
| |
Arceuthobium americanum Nutt. ex Engelm. -- accepted -- American dwarf mistletoe, lodgepole pine dwarf mistletoe |
| |
Arctostaphylos bicolor (Nutt.) A. Gray -- not accepted |
| |
Arctostaphylos pumila Nutt. -- accepted -- sand-mat manzanita, sandmat manzanita |
| |
Arenaria brevifolia Nutt. ex Torr. & A. Gray -- not accepted |
| |
Arenaria congesta Nutt. -- not accepted -- ballhead sandwort |
| |
Arenaria congesta var. congesta Nutt. -- not accepted -- ballhead sandwort |
| |
Arenaria hookeri Nutt. -- not accepted -- Hooker's sandwort |
| |
Arenaria hookeri ssp. hookeri Nutt. -- not accepted -- Hooker's sandwort |
| |
Arenaria hookeri var. hookeri Nutt. -- not accepted |
| |
Arenaria pungens Nutt. -- not accepted |
| |
Arenaria tenella Nutt. -- not accepted |
| |
Argemone glauca (Nutt. ex Prain) Pope -- accepted -- smooth pricklypoppy |
| |
Argemone glauca var. glauca (Nutt. ex Prain) Pope -- accepted -- smooth pricklypoppy |
| |
Argythammia mercurialina (Nutt.) Müll. Arg. -- not accepted |
| |
Argythamnia mercurialina (Nutt.) Müll. Arg. -- not accepted -- tall silverbush, tall wildmercury |
| |
Argythamnia mercurialina var. mercurialina (Nutt.) Müll. Arg. -- not accepted -- tall silverbush, tall wildmercury |
| |
Arisaema quinatum (Nutt.) Schott -- not accepted |
| |
Arisaema triphyllum ssp. quinatum (Nutt.) Huttl. -- not accepted -- Jack in the pulpit |
| |
Aristida pallens Nutt. -- not accepted |
| |
Aristida purpurea Nutt. -- accepted -- purple 3-awn, purple three-awn, purple threeawn, red threeawn |
| |
Aristida purpurea var. purpurea Nutt. -- accepted -- purple threeawn |
| |
Aristida tuberculosa Nutt. -- accepted -- seaside threeawn |
| |
Aristolochia hastata Nutt. -- not accepted |
| |
Aristolochia reticulata Nutt. -- accepted -- Texas dutchman's pipe |
| |
Aristolochia serpentaria var. hastata (Nutt.) Duch. -- not accepted |
| |
Arnica amplexicaulis Nutt. -- not accepted -- clasping arnica, streambank arnica |
| |
Arnica chamissonis ssp. foliosa (Nutt.) Maguire -- not accepted -- arnica de Chamisso sous-espčce multifeuille, Chamisso arnica |
| |
Arnica chamissonis ssp. foliosa var. andina (Nutt.) Ediger & T.M. Barkley -- not accepted -- Chamisso arnica |
| |
Arnica chamissonis var. andina (Nutt.) Ediger & T.M. Barkl. -- not accepted -- Chamisso arnica |
| |
Arnica chamissonis var. foliosa (Nutt.) Maguire -- not accepted |
| |
Arnica foliosa Nutt. -- not accepted |
| |
Arnica lanceolata Nutt. -- accepted -- arnica, arnica ŕ aigrettes brunes, lanceleaf arnica |
| |
Arnica lanceolata ssp. lanceolata Nutt. -- accepted -- arnica ŕ aigrettes brunes, lanceleaf arnica |
| |
Aronia alnifolia Nutt. -- not accepted |
| |
Artemisia arbuscula Nutt. -- accepted -- little sagebrush, low sagebrush |
| |
Artemisia arbuscula ssp. arbuscula Nutt. -- accepted -- gray low sagebrush, little sagebrush |
| |
Artemisia campestris ssp. pacifica (Nutt.) H.M. Hall & Clem. -- accepted -- field sagewort, Pacific wormwood, western sagewort |
| |
Artemisia campestris var. pacifica (Nutt.) M. Peck -- not accepted |
| |
Artemisia gnaphalodes Nutt. -- not accepted |
| |
Artemisia incompta Nutt. -- not accepted |
| |
Artemisia longifolia Nutt. -- accepted -- longleaf sagebrush, longleaf wormwood |
| |
Artemisia ludoviciana Nutt. -- accepted -- cudweed sagewort, gray sagewort, Louisiana sagewort, Louisiana wormwood, mugwort wormwood, prairie sage, white sagebrush |
| |
Artemisia ludoviciana ssp. incompta (Nutt.) D.D. Keck -- accepted -- Columbia River wormwood, mountain sagewort, white sagebrush |
| |
Artemisia ludoviciana ssp. ludoviciana Nutt. -- accepted -- cudweed sagewort, foothill sagewort, Louisiana sagewort, white sagebrush |
| |
Artemisia ludoviciana var. gnaphalodes (Nutt.) Torr. & A. Gray -- not accepted |
| |
Artemisia ludoviciana var. incompta (Nutt.) Cronquist -- not accepted |
| |
Artemisia ludoviciana var. latiloba Nutt. -- not accepted |
| |
Artemisia pacifica Nutt. -- not accepted |
| |
Artemisia pedatifida Nutt. -- accepted -- birdfoot sagebrush |
| |
Artemisia rigida (Nutt.) A. Gray -- accepted -- scabland sagebrush |
| |
Artemisia serrata Nutt. -- accepted -- sawtooth wormwood |
| |
Artemisia tridentata Nutt. -- accepted -- big sagebrush, big sagebush |
| |
Artemisia tridentata ssp. arbuscula (Nutt.) H.M. Hall & Clem. -- not accepted |
| |
Artemisia tridentata ssp. tridentata Nutt. -- accepted -- basin big sagebrush, big sagebrush |
| |
Artemisia tridentata ssp. trifida (Nutt.) H.M. Hall & Clem. -- not accepted |
| |
Artemisia trifida Nutt. -- not accepted |
| |
Artemisia trifida var. rigida Nutt. -- not accepted |
| |
Artemisia vulgaris ssp. heterophylla (Nutt.) H.M. Hall & Clem. -- not accepted |
| |
Artemisia vulgaris ssp. ludoviciana (Nutt.) H.M. Hall & Clem. -- not accepted |
| |
Artemisia vulgaris var. ludoviciana (Nutt.) Kuntze -- not accepted |
| |
Arundinaria tecta var. pumila (Nutt.) Rupr. -- not accepted |
| |
Arundo canadensis Nutt. ex Steud. -- not accepted |
| |
Asclepias asperula var. decumbens (Nutt.) Shinners -- not accepted |
| |
Asclepias decumbens (Nutt.) K. Schum. -- not accepted |
| |
Asclepias lanuginosa Nutt. -- accepted -- side-cluster milkweed, sidecluster milkweed, small-green milkweed, woolly milkweed |
| |
Asclepiodora decumbens (Nutt.) A. Gray -- not accepted |
| |
Asperella angustifolia Nutt. -- not accepted |
| |
Aspidotis (Nutt. ex Hook.) Copel. -- accepted -- lacefern |
| |
Aspidotis californica (Hook.) Nutt. ex Copel. -- accepted -- California lacefern |
| |
Asplenium pinnatifidum Nutt. -- accepted -- lobed spleenwort |
| |
Asprella americana Nutt. -- not accepted |
| |
Aster adnatus Nutt. -- not accepted -- scaleleaf aster |
| |
Aster amethystinus Nutt. -- not accepted |
| |
Aster bracteolatus auct. non Nutt. -- not accepted -- bract aster |
| |
Aster campestris Nutt. -- not accepted -- meadow aster |
| |
Aster campestris var. campestris Nutt. -- not accepted -- western meadow aster |
| |
Aster canescens var. viscosus (Nutt.) A. Gray -- not accepted |
| |
Aster divaricatus (Nutt.) Torr. & A. Gray non L. -- not accepted -- aster ŕ rameaux étalés, serpentine aster, white wood aster |
| |
Aster elegans (Nutt.) Torr. & A. Gray non Willd. -- not accepted |
| |
Aster frondosus (Nutt.) Torr. & A. Gray -- not accepted |
| |
Aster glabriuscula (Nutt.) Torr. & A. Gray -- not accepted |
| |
Aster glacialis Nutt. -- not accepted |
| |
Aster gracilis Nutt. -- not accepted -- slender aster |
| |
Aster integrifolius Nutt. -- not accepted -- thickstem aster |
| |
Aster oblongifolius Nutt. -- not accepted -- aromatic aster |
| |
Aster occidentalis (Nutt.) Torr. & A. Gray -- not accepted -- western aster |
| |
Aster occidentalis var. occidentalis (Nutt.) Torr. & Gray -- not accepted -- western aster |
| |
Aster oregonensis (Nutt.) Cronquist -- not accepted |
| |
Aster oregonensis ssp. oregonensis (Nutt.) Cronq. -- not accepted -- Oregon aster |
| |
Aster oregonum (Nutt.) Torr. & A. Gray -- not accepted |
| |
Aster oregonus auct. non (Nutt.) Torr. & A. Gray -- not accepted |
| |
Aster pauciflorus Nutt. -- not accepted |
| |
Aster X amethystinus Nutt. (pro sp.) -- not accepted -- amethyst aster |
| |
Aster xylorhiza (Nutt.) Torr. & A. Gray -- not accepted |
| |
Astragalus argophyllus Nutt. -- accepted -- silver-leaf milkvetch, silverleaf milkvetch |
| |
Astragalus argophyllus var. argophyllus Nutt. -- accepted -- silverleaf milkvetch |
| |
Astragalus caespitosus (Nutt.) A. Gray -- not accepted |
| |
Astragalus canadensis var. mortonii (Nutt.) S. Watson -- accepted -- Morton's Canadian milkvetch |
| |
Astragalus catalinensis Nutt. -- not accepted |
| |
Astragalus crassicarpus Nutt. -- accepted -- ground-plum, groundplum milkvetch |
| |
Astragalus crassicarpus var. crassicarpus Nutt. -- accepted -- ground-plum, groundplum milkvetch |
| |
Astragalus crassicarpus var. trichocalyx (Nutt. ex Torr. & A. Gray) Barneby ex Gleason -- accepted -- groundplum milkvetch, Ozark groundplum |
| |
Astragalus decumbens (Nutt. ex Torr. & A. Gray) A. Gray -- not accepted |
| |
Astragalus diversifolius var. campestris (Nutt.) Dorn -- not accepted |
| |
Astragalus flavus Nutt. ex Torr. & A. Gray -- accepted -- yellow milkvetch |
| |
Astragalus flavus var. flavus Nutt. -- accepted -- yellow milkvetch |
| |
Astragalus goniatus Nutt. ex Torr. & A. Gray -- not accepted |
| |
Astragalus gracilis Nutt. -- accepted -- milkvetch, slender milkvetch |
| |
Astragalus megacarpus (Nutt.) A. Gray -- accepted -- bladdery milkvetch, great bladdery milkvetch |
| |
Astragalus mexicanus var. trichocalyx (Nutt. ex Torr. & A. Gray) Fernald -- not accepted |
| |
Astragalus miser var. decumbens (Nutt. ex Torr. & A. Gray) Cronquist -- accepted -- prostrate milkvetch |
| |
Astragalus miser var. tenuifolius (Nutt.) Barneby -- accepted -- timber milkvetch |
| |
Astragalus missouriensis Nutt. -- accepted -- Missouri milk-vetch, Missouri milkvetch |
| |
Astragalus missouriensis var. missouriensis Nutt. -- accepted -- Missouri milk-vetch, Missouri milkvetch |
| |
Astragalus mortonii Nutt. -- not accepted |
| |
Astragalus oreganus Nutt. -- accepted -- Oregon milkvetch |
| |
Astragalus plattensis Nutt. -- accepted -- Platte milkvetch, Platte River milk-vetch, Platte River milkvetch |
| |
Astragalus shortianus Nutt. -- accepted -- Short's milkvetch |
| |
Astragalus simplicifolius (Nutt.) A. Gray -- accepted -- little bun milkvetch |
| |
Astragalus striatus Nutt. -- not accepted |
| |
Astragalus trichocalyx Nutt. ex Torr. & A. Gray -- not accepted |
| |
Astragalus trichopodus (Nutt.) A. Gray -- accepted -- Santa Barbara milkvetch |
| |
Astragalus trichopodus var. trichopodus (Nutt.) A. Gray -- accepted -- Santa Barbara milkvetch |
| |
Astragalus viridis (Nutt. ex Torr. & A. Gray) E. Sheld. -- not accepted |
| |
Astranthium Nutt. -- accepted -- western daisy |
| |
Astranthium integrifolium (Michx.) Nutt. -- accepted -- entireleaf western daisy |
| |
Astranthium integrifolium ssp. integrifolium (Michx.) Nutt. -- accepted -- entireleaf western daisy |
| |
Astranthuim Nutt. -- not accepted |
| |
Astranthuim integrifolium (Michx.) Nutt. -- not accepted |
| |
Astranthuim integrifolium var. integrifolium (Michx.) Nutt. -- not accepted |
| |
Atheropogon oligostachyus Nutt. -- not accepted |
| |
Atragene columbiana Nutt. -- not accepted |
| |
Atriplex arenaria Nutt. -- not accepted |
| |
Atriplex argentea Nutt. -- accepted -- silverscale, silverscale saltbush, silverscale saltweed |
| |
Atriplex argentea ssp. argentea Nutt. -- not accepted -- silverscale, silverscale saltbush |
| |
Atriplex argentea ssp. argentea var. argentea Nutt. -- not accepted -- silverscale, silverscale saltbush |
| |
Atriplex argentea var. argentea Nutt. -- accepted -- silverscale saltbush |
| |
Atriplex canescens (Pursh) Nutt. -- accepted -- fourwing saltbush |
| |
Atriplex canescens ssp. canescens (Pursh) Nutt. -- not accepted -- fourwing saltbush, shad-scale saltbush |
| |
Atriplex canescens var. canescens (Pursh) Nutt. -- accepted -- fourwing saltbush |
| |
Atriplex dioica (Nutt.) J.F. Macbr. -- not accepted |
| |
Atriplex patula ssp. subspicata (Nutt.) Fosberg -- not accepted |
| |
Atriplex patula var. subspicata (Nutt.) S. Watson -- not accepted |
| |
Atriplex subspicata (Nutt.) Rydb. -- not accepted -- halberdleaf orach, orach saltbush, saline saltbush, spearscale, spreading orach |
| |
Atropis airoides (Nutt.) Holmb. -- not accepted |
| |
Aulaxia Nutt. -- not accepted |
| |
Aulaxia ciliata (Elliott) Nutt. -- not accepted |
| |
Aulaxia rufa (Elliott) Nutt. -- not accepted |
| |
Aureolaria pectinata (Nutt.) Pennell -- accepted -- combleaf yellow false foxglove |
| |
Aureolaria pedicularia var. pectinata (Nutt.) Gleason -- not accepted |
| |
Baeria uliginosa (Nutt.) A. Gray -- not accepted |
| |
Bahia oppositifolia (Nutt.) A. Gray -- not accepted |
| |
Balduina Nutt. -- accepted -- honeycombhead |
| |
Balduina uniflora Nutt. -- accepted -- oneflower honeycombhead |
| |
Balsamorhiza Nutt. -- accepted -- balsamroot |
| |
Balsamorhiza deltoidea Nutt. -- accepted -- deltoid balsamroot |
| |
Balsamorhiza hirsuta Nutt. -- not accepted |
| |
Balsamorhiza hookeri (Hook.) Nutt. -- accepted -- hairy balsamroot, Hooker's balsamroot, neglected balsamroot, rabbithead balsamroot |
| |
Balsamorhiza hookeri var. hirsuta (Nutt.) A. Nelson -- not accepted -- hairy balsamroot |
| |
Balsamorhiza hookeri var. hookeri (Hook.) Nutt. -- not accepted -- Hooker's balsamroot |
| |
Balsamorhiza incana Nutt. -- accepted -- hoary balsamroot |
| |
Balsamorhiza macrophylla Nutt. -- accepted -- cutleaf balsamroot, Idaho balsamroot |
| |
Balsamorhiza sagittata (Pursh) Nutt. -- accepted -- arrowleaf balsamroot |
| |
Balsamorhiza X terebinthacea (Hook.) Nutt. (pro sp.) -- accepted -- balsamroot |
| |
Baptisia bracteata var. leucophaea (Nutt.) Kartesz & Gandhi -- not accepted -- longbract wild indigo |
| |
Baptisia leucophaea Nutt. -- accepted -- longbract wild indigo |
| |
Baptisia sphaerocarpa Nutt. -- accepted -- green wild indigo, round wild indigo, yellow wild indigo |
| |
Baptisia villosa auct. non (Walter) Nutt. -- not accepted |
| |
Baptisia X microphylla Nutt. (pro. sp.) -- accepted -- small leaf wild indigo |
| |
Batodendron arboreum (Marsh) Nutt. -- not accepted |
| |
Berlandiera pumila (Michx.) Nutt. -- accepted -- soft greeneyes |
| |
Berlandiera pumila var. pumila (Michx.) Nutt. -- not accepted |
| |
Berlandiera subacaulis (Nutt.) Nutt. -- accepted -- Florida greeneyes |
| |
Berlandiera tomentosa (Pursh) Nutt. -- not accepted |
| |
Berthelotia sericea (Nutt.) Rydb. -- not accepted |
| |
Bidens bidentoides (Nutt.) Britton -- accepted -- Delmarva beggarticks |
| |
Bidens cernua var. dentata (Nutt.) B. Boivin -- not accepted |
| |
Bidens connata var. petiolata (Nutt.) Farw. -- not accepted |
| |
Bidens gracilis Nutt. -- not accepted |
| |
Bidens involucrata (Nutt.) Britton -- not accepted |
| |
Bidens mitis var. leptophylla (Nutt.) Small -- not accepted |
| |
Bigelowia virgata (Nutt.) DC. -- not accepted |
| |
Blephariglotis leucophaea (Nutt.) Farw. -- not accepted |
| |
Blephariglottis leucophaea (Nutt.) Farw. -- not accepted |
| |
Boechera angustifolia (Nutt.) Dorn -- not accepted |
| |
Boechera arcuata (Nutt.) Windham & Al-Shehbaz -- accepted -- elegant rockcress |
| |
Boechera microphylla (Nutt.) Dorn -- accepted -- littleleaf rockcress |
| |
Boechera microphylla var. microphylla (Nutt.) Dorn -- not accepted |
| |
Boechera pauciflora (Nutt.) Windham & Al-Shehbaz -- accepted -- hairystem rockcress |
| |
Boechera puberula (Nutt.) Dorn -- accepted -- silver rockcress |
| |
Boechera sparsiflora (Nutt.) Dorn -- accepted -- sicklepod rockcress |
| |
Boisduvalia densiflora var. salicina (Nutt. ex Torr. & A. Gray) Munz -- not accepted |
| |
Boisduvalia glabella (Nutt.) Walp. -- not accepted |
| |
Boisduvalia salicina (Nutt. ex Torr. & A. Gray) Rydb. -- not accepted |
| |
Bolophyta alpina Nutt. -- not accepted |
| |
Borya distichophylla Nutt. -- not accepted |
| |
Bouteloua dactyloides (Nutt.) Columbus -- accepted |
| |
Bouteloua oligostachya (Nutt.) Torr. ex A. Gray -- not accepted |
| |
Boykinia Nutt. -- accepted -- brookfoam |
| |
Boykinia aconitifolia Nutt. -- accepted -- Allegheny brookfoam, brook saxifrage |
| |
Boykinia elata (Nutt.) Greene -- not accepted |
| |
Brachyactis frondosa (Nutt.) A. Gray -- not accepted -- leafy rayless aster |
| |
Bradburia pilosa (Nutt.) Semple -- accepted -- soft goldenaster |
| |
Brauneria pallida (Nutt.) Britton -- not accepted |
| |
Breitungia oregana (Nutt.) Á. Löve & D. Löve -- not accepted |
| |
Brickellia grandiflora (Hook.) Nutt. -- accepted -- mountain brickellbush, tasselflower brickellbush, tasselflower brickellia |
| |
Brickellia microphylla (Nutt.) A. Gray -- accepted -- littleleaf brickellbush |
| |
Brickellia microphylla var. microphylla (Nutt.) A. Gray -- accepted -- littleleaf brickellbush, Watson's brickellbush |
| |
Brickellia oblongifolia Nutt. -- accepted -- Mohave brickellbush, Mojave brickellbush, narrowleaf brickellbush |
| |
Brickellia oblongifolia var. oblongifolia Nutt. -- accepted -- Mojave brickellbush, narrowleaf brickellbush |
| |
Briza canadensis Nutt. -- not accepted |
| |
Bromus californicus Nutt. ex Buckley -- not accepted |
| |
Bromus debilis Nutt. ex Shear -- not accepted |
| |
Bromus muticus Nutt. ex A. Gray -- not accepted |
| |
Bromus nitens Nutt. ex A. Gray -- not accepted |
| |
Bromus oregonus Nutt. ex Hook. f. -- not accepted |
| |
Bromus oregonus Nutt. ex Shear -- not accepted |
| |
Bromus parviflorus Nutt. ex A. Gray -- not accepted |
| |
Bromus pauciflorus Nutt. ex Shear -- not accepted |
| |
Bruchmannia Nutt. -- not accepted |
| |
Buchloe dactyloides (Nutt.) Engelm. -- not accepted -- buffalograss |
| |
Buckleya distichophylla (Nutt.) Torr. -- accepted -- piratebush |
| |
Bulbilis dactyloides (Nutt.) Raf. ex Kuntze -- not accepted |
| |
Bulbostylis annua Nutt. -- not accepted |
| |
Bumelia angustifolia Nutt. -- not accepted |
| |
Bumelia celastrina var. angustifolia (Nutt.) R.W. Long -- not accepted |
| |
Bumelia lanuginosa ssp. oblongifolia (Nutt.) Cronquist -- not accepted |
| |
Bumelia lanuginosa var. oblongifolia (Nutt.) R.B. Clark -- not accepted |
| |
Bumelia macrocarpa Nutt. -- not accepted |
| |
Bumelia oblongifolia Nutt. -- not accepted |
| |
Cacalia lanceolata Nutt. -- not accepted |
| |
Cacalia tuberosa Nutt. -- not accepted |
| |
Cactus fragilis Nutt. -- not accepted |
| |
Cactus viviparus Nutt. -- not accepted |
| |
Cakile americana Nutt. -- not accepted |
| |
Calamagrostis andina Nutt. -- not accepted |
| |
Calamagrostis columbiensis Nutt. ex A. Gray -- not accepted |
| |
Calamagrostis gigantea Nutt. -- not accepted |
| |
Calamagrostis mexicana Nutt. -- not accepted |
| |
Calamagrostis pallida Nutt. ex A. Gray -- not accepted |
| |
Calamintha arkansana (Nutt.) Shinners -- not accepted -- limestone calamint |
| |
Calamintha coccinea (Nutt. ex Hook.) Benth. -- not accepted -- scarlet calamint |
| |
Calamovilfa gigantea (Nutt.) Scribn. & Merr. -- accepted -- big sandreed, giant sandreed |
| |
Calandrinia maritima Nutt. -- not accepted |
| |
Calanthera dactyloides (Nutt.) Kunth ex Hook. -- not accepted |
| |
Callirhoe Nutt. -- accepted -- polly mallow, poppymallow |
| |
Callirhoe digitata Nutt. -- accepted -- fringe poppymallow, winecup |
| |
Callirhoe pedata auct. non (Nutt. ex Hook.) Gray -- not accepted -- palmleaf poppymallow |
| |
Callirhoe pedata (Nutt. ex Hook.) A. Gray -- accepted -- palmleaf poppymallow |
| |
Callitriche pedunculosa Nutt. -- accepted -- Nuttall's water-starwort |
| |
Callitriche peploides Nutt. -- accepted -- matted water-starwort, matted waterstarwort |
| |
Callitriche peploides var. peploides Nutt. -- accepted |
| |
Calycadenia tenella (Nutt.) Torr. & A. Gray -- not accepted |
| |
Calycanthus floridus var. oblongifolius (Nutt.) Boufford & Spongberg -- not accepted |
| |
Calycocarpum (Nutt.) Spach -- accepted |
| |
Calycodon Nutt. -- not accepted |
| |
Calycodon montanus Nutt. -- not accepted |
| |
Calylophus serrulatus (Nutt.) P.H. Raven -- not accepted -- halfshrub calylophus, halfshrub sundrop, serrateleaf eveningprimrose, yellow sundrops |
| |
Calylophus serrulatus var. spinulosus (Nutt. ex Torr. & A. Gray) Shinners -- not accepted |
| |
Calymenia decumbens Nutt. -- not accepted |
| |
Calyptridium Nutt. -- not accepted |
| |
Calyptridium monandrum Nutt. -- not accepted |
| |
Calytophus serrulatus (Nutt.) P.H. Raven -- not accepted |
| |
Camissonia andina (Nutt.) P.H. Raven -- not accepted -- Blackfoot River evening primrose, Blackfoot River evening-primrose, plateau primrose |
| |
Camissonia bistorta (Nutt. ex Torr. & A. Gray) P.H. Raven -- not accepted -- southern suncup |
| |
Camissonia californica (Nutt. ex Torr. & A. Gray) P.H. Raven -- not accepted -- California primrose, California suncup |
| |
Camissonia ovata (Nutt. ex Torr. & A. Gray) P.H. Raven -- not accepted -- goldeneggs |
| |
Camissonia parvula (Nutt. ex Torr. & A. Gray) P.H. Raven -- accepted -- Lewis River suncup |
| |
Camissoniopsis bistorta (Nutt. ex Torr. & A. Gray) W.L. Wagner & Hoch -- accepted -- southern suncup |
| |
Cardamine californica (Nutt.) Greene -- accepted -- milkmaids |
| |
Cardamine californica var. californica (Nutt.) Greene -- not accepted -- milkmaids |
| |
Cardamine californica var. integrifolia (Nutt.) Rollins -- not accepted -- milkmaids |
| |
Cardamine heterophylla (Nutt.) Alph. Wood -- not accepted |
| |
Cardamine integrifolia (Nutt.) Greene -- not accepted |
| |
Cardamine maxima (Nutt.) Alph. Wood -- accepted -- large toothwort |
| |
Cardamine oligosperma Nutt. -- accepted -- Idaho bittercress, little western bittercress |
| |
Cardamine oligosperma var. oligosperma Nutt. -- not accepted -- little western bittercress |
| |
Carduus discolor (Muhl. ex Willd.) Nutt. -- not accepted |
| |
Carduus pumilus Nutt. -- not accepted |
| |
Carduus undulatus Nutt. -- not accepted |
| |
Carduus undulatus var. canescens (Nutt.) Porter -- not accepted |
| |
Carex aurea Nutt. -- accepted -- golden sedge, golden-fruit sedge |
| |
Carex collinsii Nutt. -- accepted -- Collins' sedge |
| |
Carex filifolia Nutt. -- accepted -- threadleaf sedge |
| |
Carex filifolia var. filifolia Nutt. -- accepted -- sedge |
| |
Carex squarrosa var. typhina (Michx.) Nutt. -- not accepted |
| |
Carphephorus corymbosus (Nutt.) Torr. & A. Gray -- accepted -- coastal plain chaffhead, coastalplain chaffhead |
| |
Carya Nutt. -- accepted -- caryer, hickory |
| |
Carya alba (L.) Nutt. -- not accepted -- mockernut hickory |
| |
Carya aquatica Nutt. -- not accepted -- bitter pecan, water hickory |
| |
Carya microcarpa (Nutt.) Britton -- not accepted |
| |
Carya oliviformis (Michx. f.) Nutt. -- not accepted |
| |
Carya tomentosa (Lam. ex Poir.) Nutt. -- accepted -- mockernut hickory |
| |
Casiostega dactyloides (Nutt.) E. Fourn. -- not accepted |
| |
Castanea alnifolia Nutt. -- not accepted -- Florida chinkapin |
| |
Castilleja angustifolia (Nutt.) G. Don -- accepted -- northwestern Indian paintbrush, northwestern paintbrush |
| |
Castilleja angustifolia var. angustifolia (Nutt.) G. Don -- accepted -- northwestern Indian paintbrush |
| |
Castilleja angustifolia var. bradburii (Nutt.) Fernald -- not accepted |
| |
Castilleja purpurea (Nutt.) G. Don -- accepted -- downy Indian paintbrush, Indian paintbrush |
| |
Castilleja purpurea var. purpurea (Nutt.) G. Don -- accepted -- downy Indian paintbrush |
| |
Caulanthus heterophyllus (Nutt.) Payson -- accepted -- San Diego wild cabbage |
| |
Caulanthus heterophyllus var. heterophyllus (Nutt.) Payson -- not accepted -- San Diego wild cabbage |
| |
Ceanothus cuneatus (Hook.) Nutt. -- accepted -- buckbrush |
| |
Ceanothus cuneatus ssp. cuneatus (Hook.) Nutt. -- not accepted -- coast buckbrush |
| |
Ceanothus cuneatus ssp. rigidus (Nutt.) C.L. Schmidt -- not accepted -- Monterey ceanothus |
| |
Ceanothus cuneatus var. cuneatus (Hook.) Nutt. -- accepted -- buckbrush |
| |
Ceanothus cuneatus var. rigidus (Nutt.) Hoover -- accepted -- Monterey ceanothus |
| |
Ceanothus divaricatus Nutt. -- not accepted |
| |
Ceanothus hirsutus Nutt. -- not accepted |
| |
Ceanothus megacarpus Nutt. -- accepted -- bigpod ceanothus |
| |
Ceanothus megacarpus ssp. megacarpus Nutt. -- not accepted -- bigpod ceanothus |
| |
Ceanothus megacarpus var. megacarpus Nutt. -- accepted -- bigpod ceanothus |
| |
Ceanothus oliganthus Nutt. -- accepted -- hairy ceanothus |
| |
Ceanothus oliganthus ssp. oliganthus Nutt. -- not accepted -- explorer's bush |
| |
Ceanothus oliganthus var. oliganthus Nutt. -- not accepted -- California-lilac |
| |
Ceanothus oreganus Nutt. -- not accepted |
| |
Ceanothus rigidus Nutt. -- not accepted |
| |
Ceanothus serpyllifolius Nutt. -- accepted -- coastal plain buckbrush |
| |
Ceanothus spinosus Nutt. -- accepted -- greenbark ceanothus, redheart |
| |
Ceanothus verrucosus Nutt. -- accepted -- barranca brush, wart-stemmed ceanothus |
| |
Celtis tenuifolia Nutt. -- accepted -- dwarf hackberry, Georgia hackberry |
| |
Centaurea americana Nutt. -- not accepted -- American basketflower, American star thistle, American star-thistle |
| |
Cerasus demissa Nutt. -- not accepted |
| |
Cerasus ilicifolia Nutt. ex Hook. & Arn. -- not accepted |
| |
Cercocarpus betuloides Nutt. -- accepted -- birch-leaf mountain-mahogany |
| |
Cercocarpus betuloides var. betuloides Nutt. -- accepted -- birch-leaf mountain-mahogany |
| |
Cercocarpus ledifolius Nutt. -- accepted -- curl-leaf mountain-mahogany, curlleaf cercocarpus |
| |
Cercocarpus ledifolius var. ledifolius Nutt. -- accepted -- curl-leaf mountain-mahogany |
| |
Cercocarpus parvifolius Nutt. ex Hook. & Arn. -- not accepted |
| |
Chaenactis glabriuscula var. denudata (Nutt.) Munz -- not accepted |
| |
Chaenactis glabriuscula var. tenuifolia (Nutt.) H.M. Hall -- not accepted |
| |
Chaenactis tenuifolia Nutt. -- not accepted |
| |
Chaerophyllum dasycarpum (Hook. ex S. Watson) Nutt. ex Small -- not accepted |
| |
Chaetaria tuberculosa (Nutt.) Schult. -- not accepted |
| |
Chaetopappa asteroides Nutt. ex DC. -- accepted -- Arkansas leastdaisy, least daisy |
| |
Chaetopappa asteroides var. asteroides Nutt. ex DC. -- accepted -- Arkansas leastdaisy |
| |
Chaetopappa aurea (Nutt.) D.D. Keck -- not accepted |
| |
Chamaeraphis glauca var. laevigata (Nutt.) Beal -- not accepted |
| |
Chamaerhodos erecta var. parviflora (Nutt.) C.L. Hitchc. -- not accepted |
| |
Cheirinia aspera (Nutt.) Britton -- not accepted |
| |
Cheirodendron Nutt. ex Seem. -- accepted |
| |
Chenopodium leptophyllum (Moq.) Nutt. ex S. Watson -- accepted -- narrowleaf goosefoot, narrowleaf lambsquarters, narrowleaved goosefoot, slimleaf goosefoot, slimleaf lambsquarters |
| |
Chloris verticillata Nutt. -- accepted -- tumble windmill grass, Tumble Windmillgrass, windmillgrass |
| |
Chloropyron maritimum (Nutt. ex Benth.) A. Heller -- accepted -- saltmarsh bird's-beak |
| |
Chloropyron maritimum ssp. maritimus Nutt. ex Benth. -- accepted -- saltmarsh bird's-beak |
| |
Chondrophora virgata (Nutt.) Greene -- not accepted |
| |
Chondrosum oligostachyum (Nutt.) Torr. -- not accepted |
| |
Chorizanthe angustifolia Nutt. -- accepted -- narrowleaf spineflower |
| |
Chorizanthe discolor Nutt. -- not accepted |
| |
Chorizanthe fimbriata Nutt. -- accepted -- fringed spineflower |
| |
Chorizanthe fimbriata var. fimbriata Nutt. -- accepted -- fringed spineflower |
| |
Chorizanthe procumbens Nutt. -- accepted -- prostrate spineflower |
| |
Chorizanthe uncinata Nutt. -- not accepted |
| |
Chretomeris Nutt. ex J.G. Sm. -- not accepted |
| |
Chretomeris trichoides Nutt. ex J.G. Sm. -- not accepted |
| |
Chrysanthemum bipinnatum ssp. huronense (Nutt.) Hultén -- not accepted |
| |
Chrysoma Nutt. -- accepted -- chrysoma |
| |
Chrysoma solidaginoides Nutt. -- not accepted |
| |
Chrysopsis (Nutt.) Elliot -- accepted -- goldenaster |
| |
Chrysopsis alpina Nutt. -- not accepted |
| |
Chrysopsis foliosa Nutt. -- not accepted |
| |
Chrysopsis gossypina ssp. hyssopifolia (Nutt.) Semple -- accepted -- cottony goldenaster |
| |
Chrysopsis hyssopifolia Nutt. -- not accepted |
| |
Chrysopsis mollis Nutt. -- not accepted |
| |
Chrysopsis oregona (Nutt.) A. Gray -- not accepted |
| |
Chrysopsis pilosa (Walter) Britton non Nutt. -- not accepted -- soft goldenaster |
| |
Chrysopsis pilosa Nutt. -- not accepted -- soft goldaster, soft goldenaster |
| |
Chrysopsis sessiliflora Nutt. -- not accepted |
| |
Chrysopsis trichophylla (Nutt.) Elliot -- not accepted |
| |
Chrysopsis villosa (Pursh) Nutt. ex DC. -- not accepted |
| |
Chrysopsis villosa var. foliosa (Nutt.) D.C. Eaton -- not accepted |
| |
Chrysopsis villosa var. sessiliflora (Nutt.) A. Gray -- not accepted |
| |
Chrysosplenium glechomifolium Nutt. -- accepted -- Pacific golden saxifrage |
| |
Chrysothamnus Nutt. -- accepted -- rabbitbrush |
| |
Chrysothamnus depressus Nutt. -- accepted -- dwarf rabbitbrush, longflower rabbitbrush |
| |
Chrysothamnus graveolens (Nutt.) Greene -- not accepted |
| |
Chrysothamnus nauseosus ssp. albicaulis (Nutt.) H.M. Hall & Clem. -- not accepted |
| |
Chrysothamnus nauseosus ssp. graveolens (Nutt.) Piper -- not accepted |
| |
Chrysothamnus nauseosus ssp. speciosus (Nutt.) H.M. Hall & Clem. -- not accepted |
| |
Chrysothamnus nauseosus var. albicaulis (Nutt.) Rydb. -- not accepted |
| |
Chrysothamnus nauseosus var. graveolens (Nutt.) Piper ex H.M. Hall -- not accepted |
| |
Chrysothamnus nauseosus var. speciosus (Nutt.) H.M. Hall -- not accepted |
| |
Chrysothamnus viscidiflorus (Hook.) Nutt. -- accepted -- Douglas rabbitbrush, Douglas' rabbitbrush, green rabbitbrush, yellow rabbitbrush |
| |
Chrysothamnus viscidiflorus ssp. lanceolatus (Nutt.) H.M. Hall & Clem. -- accepted -- lanceleaf low rabbitbrush, lanceleaf rabbitbrush, yellow rabbitbrush |
| |
Chrysothamnus viscidiflorus ssp. pumilus (Nutt.) H.M. Hall & Clem. -- not accepted |
| |
Chrysothamnus viscidiflorus ssp. viscidiflorus (Hook.) Nutt. -- accepted -- Douglas' rabbitbrush, green rabbitbrush, yellow rabbitbrush |
| |
Chrysothamnus viscidiflorus ssp. viscidiflorus var. viscidiflorus (Hook.) Nutt. -- not accepted -- Douglas' rabbitbrush, green rabbitbrush, yellow rabbitbrush |
| |
Chrysothamnus viscidiflorus var. lanceolatus (Nutt.) Greene -- not accepted |
| |
Chrysothamnus viscidiflorus var. pumilus (Nutt.) Jeps. -- not accepted |
| |
Chrysothamnus viscidiflorus var. viscidiflorus (Hook.) Nutt. -- not accepted -- yellow rabbitbrush |
| |
Chylismia (Nutt. ex Torr. & A. Gray) Raim. -- accepted |
| |
Chylismia scapoidea (Torr. & A. Gray) Nutt. ex Raim. -- accepted |
| |
Chylismia scapoidea ssp. scapoidea (Torr. & A. Gray) Nutt. ex Raim. -- accepted |
| |
Cimicifuga elata Nutt. -- not accepted -- tall bugbane |
| |
Cimicifuga racemosa (L.) Nutt. -- not accepted -- black bugbane, black cohosh, black snakeroot |
| |
Cinna arkansana (Nutt.) G.C. Tucker -- not accepted |
| |
Cirsium brevifolium Nutt. -- accepted -- Palouse thistle |
| |
Cirsium canescens Nutt. -- accepted -- Platte thistle, prairie thistle |
| |
Cirsium edule Nutt. -- accepted -- cardoon, edible thistle, Hall's thistle |
| |
Cirsium edule var. edule Nutt. -- accepted -- edible thistle, Hall's thistle |
| |
Cirsium hookerianum Nutt. -- accepted -- white thistle |
| |
Cirsium horridulum var. megacanthum (Nutt.) D.J. Keil -- accepted |
| |
Cirsium occidentale (Nutt.) Jeps. -- accepted -- cobwebby thistle |
| |
Cirsium occidentale var. occidentale (Nutt.) Jeps. -- accepted -- cobwebby thistle |
| |
Cirsium scariosum Nutt. -- accepted -- meadow thistle |
| |
Cirsium scariosum var. scariosum Nutt. -- accepted -- meadow thistle |
| |
Cirsium stenolepidum Nutt. -- not accepted |
| |
Cirsium undulatum (Nutt.) Spreng. -- accepted -- gray thistle, wavy-leaf thistle, wavyleaf thistle |
| |
Cirsium undulatum var. undulatum (Nutt.) Spreng. -- accepted -- gray thistle, wavy-leaf thistle, wavyleaf thistle |
| |
Cissampelos pauciflora Nutt. -- not accepted |
| |
Cistanthe maritima (Nutt.) Hershk. -- accepted -- seaside pussypaws |
| |
Cistanthe monandra (Nutt.) Hershk. -- accepted -- common pussypaws, sandcress |
| |
Cladothrix lanuginosa Nutt. -- not accepted |
| |
Clarkia epilobioides (Nutt. ex Torr. & A. Gray) A. Nelson & J.F. Macbr. -- accepted -- canyon clarkia, canyon fairyfan |
| |
Claytonia dichotoma Nutt. -- not accepted |
| |
Claytonia diffusa Nutt. -- not accepted |
| |
Claytonia parviflora var. glauca Nutt. ex Torr. & A. Gray -- not accepted |
| |
Clematis columbiana (Nutt.) Torr. & A. Gray -- accepted -- Columbian virgin's-bower, rock clematis |
| |
Clematis columbiana var. columbiana (Nutt.) Torr. & A. Gray -- accepted -- Columbian virginsbower, rock clematis |
| |
Clematis lasiantha Nutt. -- accepted -- pipestem clematis |
| |
Clematis ligusticifolia Nutt. -- accepted -- hierba de chivo, old-man's-beard, virgin's-bower, virgins bower, virginsbower, western white clematis |
| |
Clematis ligusticifolia var. brevifolia Nutt. -- not accepted -- western white clematis |
| |
Clematis ligusticifolia var. ligusticifolia Nutt. -- not accepted -- deciduous traveler's-joy, western white clematis, white clematis |
| |
Clematis pauciflora Nutt. -- accepted -- ropevine clematis |
| |
Clematis verticillaris var. columbiana (Nutt.) A. Gray -- not accepted |
| |
Clinopodium arkansanum (Nutt.) House -- not accepted -- limestone calamint |
| |
Clinopodium coccineum (Nutt. ex Hook.) Kuntze -- accepted -- scarlet calamint |
| |
Clinopodium glabrum (Nutt.) Kuntze -- accepted -- limestone calamint |
| |
Cneoridium dumosum (Nutt.) Hook. f. ex Baill. -- accepted -- bush rue |
| |
Coelorachis rugosa (Nutt.) Nash -- not accepted -- wrinkled jointtail grass |
| |
Cogswellia foeniculacea (Nutt.) J.M. Coult. & Rose -- not accepted |
| |
Cogswellia macrocarpa (Nutt. ex Torr. & A. Gray) M.E. Jones -- not accepted |
| |
Collinsia Nutt. -- accepted -- blue eyed Mary, blue-eyed Mary |
| |
Collinsia verna Nutt. -- accepted -- blue-eyed Mary, spring blue eyed Mary |
| |
Collinsia violacea Nutt. -- accepted -- violet blue eyed Mary, violet collensia |
| |
Collomia Nutt. -- accepted -- mountain trumpet, trumpet |
| |
Collomia linearis Nutt. -- accepted -- narrow-leaf mountain-trumpet, narrowleaf mountaintrumpet, slenderleaf collomia, tiny trumpet |
| |
Comandra Nutt. -- accepted -- bastard toadflax, toadflax |
| |
Comandra umbellata (L.) Nutt. -- accepted -- bastard toadflax |
| |
Comandra umbellata ssp. umbellata (L.) Nutt. -- accepted -- bastard toadflax |
| |
Conopholis ludoviciana (Nutt.) Alph. Wood -- not accepted |
| |
Conyza canadensis var. pusilla (Nutt.) Cronquist -- not accepted -- Canadian horseweed |
| |
Coptis occidentalis (Nutt.) Torr. & A. Gray -- accepted -- Idaho goldthread |
| |
Corallorhiza multiflora Nutt. -- not accepted |
| |
Corallorhiza odontorhiza (Willd.) Nutt. -- accepted -- autumn coralroot, late coralroot |
| |
Corallorhiza trifida var. verna (Nutt.) Fernald -- not accepted |
| |
Corallorrhiza multiflora Nutt. -- not accepted |
| |
Corallorrhiza trifida var. verna (Nutt.) Fernald -- not accepted |
| |
Cordylanthus Nutt. ex Benth. -- accepted -- bird's beak, bird's-beak |
| |
Cordylanthus capitatus Nutt. ex Benth. -- accepted -- cluster bird'sbeak, Yakima bird's-beak |
| |
Cordylanthus filifolius Nutt. ex Benth. -- not accepted |
| |
Cordylanthus maritimus Nutt. ex Benth. -- not accepted -- saltmarsh bird's-beak, saltmarsh bird'sbeak |
| |
Cordylanthus maritimus ssp. maritimus Nutt. ex Benth. -- not accepted -- salt marsh bird's beak, salt marsh bird's-beak |
| |
Cordylanthus ramosus Nutt. ex Benth. -- accepted -- bushy bird's beak, bushy birdbeak, muchbranched bird'sbeak |
| |
Coreopsis californica (Nutt.) H. Sharsm. -- accepted -- California tickseed, Newberry's tickseed |
| |
Coreopsis californica var. californica (Nutt.) H. Sharsm. -- accepted -- California tickseed |
| |
Coreopsis gladiata var. linifolia (Nutt.) Cronquist -- not accepted |
| |
Coreopsis linifolia Nutt. -- not accepted -- Texas tickseed |
| |
Coreopsis major var. rigida (Nutt.) Boynt. -- not accepted |
| |
Coreopsis major var. stellata (Nutt.) B.L. Rob. -- not accepted |
| |
Coreopsis maritima (Nutt.) Hook. f. -- accepted -- sea dahlia |
| |
Coreopsis nudata Nutt. -- accepted -- Georgia tickseed |
| |
Coreopsis palmata Nutt. -- accepted -- stiff tickseed, wedgeleaf coreopsis |
| |
Coreopsis rosea Nutt. -- accepted -- pink tickseed |
| |
Coreopsis tinctoria Nutt. -- accepted -- Atkinson's tickseed, golden tickseed, plains coreopsis, plains tickseed |
| |
Coreopsis tinctoria var. tinctoria Nutt. -- not accepted -- golden tickseed |
| |
Corethrogyne filaginifolia (Hook. & Arn.) Nutt. -- accepted -- California sandaster, common sandaster, whiteleaf sandaster |
| |
Corethrogyne filaginifolia var. filaginifolia (Hook. & Arn.) Nutt. -- not accepted -- common sandaster |
| |
Corethrogyne filaginifolia var. incana (Nutt.) Canby -- not accepted -- San Diego sandaster |
| |
Corethrogyne incana Nutt. -- not accepted |
| |
Corispermum americanum (Nutt.) Nutt. -- accepted -- American bugseed |
| |
Corispermum americanum var. americanum (Nutt.) Nutt. -- accepted -- American bugseed |
| |
Coryphantha vivipara (Nutt.) Britton & Rose -- not accepted |
| |
Cotinus americanus Nutt. -- not accepted |
| |
Cracca onobrychoides (Nutt.) Kuntze -- not accepted |
| |
Crassina grandiflora (Nutt.) Kuntze -- not accepted |
| |
Crataegus douglasii var. rivularis (Nutt.) Sarg. -- not accepted |
| |
Crataegus nudiflora Nutt. ex Torr. & A. Gray -- not accepted |
| |
Crataegus rivularis Nutt. -- accepted -- river hawthorn |
| |
Crepis acuminata Nutt. -- accepted -- long-leaf hawksbeard, longleaf hawksbeard, tapertip hawksbeard |
| |
Crepis acuminata ssp. acuminata Nutt. -- not accepted -- longleaf hawksbeard, tapertip hawksbeard |
| |
Crepis glauca (Nutt.) Torr. & A. Gray -- not accepted |
| |
Crepis occidentalis Nutt. -- accepted -- large-flower hawk's-beard, largeflower hawksbeard, western hawksbeard |
| |
Crepis occidentalis ssp. occidentalis Nutt. -- accepted -- largeflower hawksbeard |
| |
Crepis runcinata ssp. glauca (Nutt.) Babc. & Stebbins -- accepted -- fiddleleaf hawksbeard |
| |
Crepis runcinata var. glauca (Nutt.) B. Boivin -- not accepted |
| |
Cristatella erosa Nutt. -- not accepted |
| |
Critesion pusillum (Nutt.) Á. Löve -- not accepted |
| |
Croomia pauciflora (Nutt.) Torr. -- accepted -- croomia |
| |
Croptilon divaricatum (Nutt.) Raf. -- accepted -- goldenweed, slender scratchdaisy |
| |
Crossosoma Nutt. -- accepted -- rockflower |
| |
Crossosoma californica Nutt. -- not accepted |
| |
Crossosoma californicum Nutt. -- accepted -- California rockflower |
| |
Croton ellipticus Nutt. -- not accepted |
| |
Croton muricatus Nutt. -- not accepted |
| |
Crypsis squarrosa Nutt. -- not accepted |
| |
Crypsis virginica (L.) Nutt. -- not accepted |
| |
Cunila coccinea Nutt. ex Hook. -- not accepted |
| |
Cymanchum scoparium Nutt. -- not accepted |
| |
Cymbia occidentalis (Nutt.) Standl. -- not accepted |
| |
Cymopterus glaucus Nutt. -- accepted -- smooth springparsley, waxy springparsley |
| |
Cymopterus glomeratus (Nutt.) DC. -- accepted -- plains springparsley |
| |
Cymopterus montanus Nutt. ex Torr. & A. Gray -- accepted -- Montana wavewing, mountain springparsley |
| |
Cymopterus terebinthinus var. foeniculaceus (Nutt. ex Torr. & A. Gray) Cronquist -- not accepted |
| |
Cynanchum scoparium Nutt. -- not accepted -- leafless swallow-wort |
| |
Cyrtorhyncha ranunculina Nutt. -- not accepted |
| |
Dalea aurea Nutt. ex Fraser -- accepted -- golden dalea, golden prairie clover, golden prairie-clover, golden prairieclover, silktop dalea |
| |
Dalea carnea var. gracilis (Nutt.) Barneby -- accepted -- whitetassels |
| |
Dalea enneandra Nutt. ex Fraser -- accepted -- bigtop dalea, nine-anther dalea, nine-anther prairie-clover, nineanther prairie clover, nineanther prairieclover |
| |
Dalea multiflora (Nutt.) Shinners -- accepted -- roundhead prairie clover, Roundhead prairieclover |
| |
Dalea villosa (Nutt.) Spreng. -- accepted -- hairy prairieclover, silky prairie clover, silky prairie-clover, silky prairieclover |
| |
Dalea villosa var. villosa (Nutt.) Spreng. -- accepted -- silky prairie clover, silky prairie-clover, silky prairieclover |
| |
Danthonia sericea Nutt. -- accepted -- downy danthonia |
| |
Danthonia sericea var. sericea Nutt. -- not accepted |
| |
Dasistoma macrophylla (Nutt.) Raf. -- accepted -- mullein foxglove, mullein seymeria |
| |
Dasistoma pectinata (Nutt.) Benth. -- not accepted |
| |
Deinandra corymbosa ssp. macrocephala (Nutt.) B.G. Baldw. -- not accepted |
| |
Delopyrum gracile (Nutt.) Small -- not accepted |
| |
Delphinium bicolor Nutt. -- accepted -- little larkspur |
| |
Delphinium bicolor ssp. bicolor Nutt. -- accepted -- little larkspur |
| |
Delphinium carolinianum ssp. virescens (Nutt.) R.E. Brooks -- accepted -- Carolina larkspur, plains larkspur, white larkspur |
| |
Delphinium depauperatum Nutt. -- accepted -- slim larkspur, wand larkspur |
| |
Delphinium nuttallii ssp. ochroleucum (Nutt.) M.J. Warnock -- accepted -- upland larkspur |
| |
Delphinium virescens Nutt. -- not accepted -- Carolina larkspur, plains larkspur, prairie larkspur |
| |
Dentaria californica Nutt. -- not accepted |
| |
Dentaria californica var. integrifolia (Nutt.) Detling -- not accepted |
| |
Dentaria heterophylla Nutt. -- not accepted |
| |
Dentaria integrifolia Nutt. -- not accepted |
| |
Dentaria integrifolia var. californica (Nutt.) Jeps. -- not accepted |
| |
Dentaria maxima Nutt. -- not accepted |
| |
Descurainia richardsonii var. brevipes (Nutt.) S.L. Welsh & Reveal -- not accepted |
| |
Desmatodon hendersonii (Ren. & Card.) Williams in Millsp. & Nutt. -- not accepted |
| |
Desmodium laevigatum (Nutt.) DC. -- accepted -- smooth tickclover, smooth ticktrefoil |
| |
Desmodium pauciflorum (Nutt.) DC. -- accepted -- fewflower ticktrefoil, fewflowered tickclover |
| |
Deyeuxia alopecuroides Nutt. ex A. Gray -- not accepted |
| |
Diachroa Nutt. -- not accepted |
| |
Diachroa maritima Nutt. ex Steud. -- not accepted |
| |
Diachroa procumbens (Muhl.) Nutt. -- not accepted |
| |
Diamorpha Nutt. -- accepted |
| |
Diamorpha cymosa (Nutt.) Britton ex Small -- not accepted |
| |
Diaperia Nutt. -- accepted |
| |
Diaperia multicaulis (DC.) Nutt. -- not accepted |
| |
Diaperia prolifera (Nutt. ex DC.) Nutt. -- accepted -- big-head rabbit-tobacco, bighead pygmycudweed |
| |
Diaperia prolifera var. prolifera (Nutt. ex DC.) Nutt. -- accepted -- big-head rabbit-tobacco, bighead pygmycudweed |
| |
Didiplis diandra (Nutt. ex DC.) Alph. Wood -- accepted -- waterpurslane |
| |
Dieteria Nutt. -- accepted |
| |
Dieteria canescens (Pursh) Nutt. -- accepted -- hoary tansyaster, hoary-aster |
| |
Dieteria canescens var. canescens (Pursh) Nutt. -- accepted |
| |
Dieteria canescens var. sessiliflora (Nutt.) D.R. Morgan & R.L. Hartm. -- accepted -- hoary tansyaster |
| |
Dieteria divaricata Nutt. -- not accepted |
| |
Dieteria gracilis Nutt. non Aster gracilis Nutt. -- not accepted |
| |
Dieteria pulverulenta Nutt. -- not accepted |
| |
Dieteria sessiliflora (Nutt.) Greene -- not accepted |
| |
Dieteria spinulosa (Pursh) Nutt. -- not accepted |
| |
Dieteria viscosa Nutt. -- not accepted |
| |
Diospyros virginiana var. pubescens Nutt. -- not accepted |
| |
Diplacus Nutt. -- accepted -- bush monkeyflower |
| |
Diplacus glutinosus (J.C. Wendl.) Nutt. -- not accepted |
| |
Diplacus glutinosus var. puniceus (Nutt.) Benth. -- not accepted |
| |
Diplacus latifolius Nutt. -- not accepted |
| |
Diplacus leptanthus Nutt. -- not accepted |
| |
Diplacus longiflorus Nutt. -- accepted -- southern bush monkeyflower |
| |
Diplacus puniceus Nutt. -- accepted -- red bush monkeyflower |
| |
Dissanthelium californica (Nutt.) Benth. -- not accepted |
| |
Dissanthelium californicum (Nutt.) Benth. -- accepted -- Catalina grass |
| |
Ditaxis mercurialina (Nutt.) J.M. Coult. -- accepted -- tall silverbush |
| |
Dodecatheon puberulum (Nutt.) Piper -- not accepted |
| |
Dolicholus latifolius (Nutt. ex Torr. & A. Gray) Vail -- not accepted |
| |
Draba brachycarpa Nutt. ex Torr. & A. Gray -- accepted -- short-pod whitlowgrass, shortfruited draba, shortpod draba |
| |
Draba cuneifolia Nutt. ex Torr. & A. Gray -- accepted -- wedgeleaf draba, wedgeleaf whitlowgrass |
| |
Draba cuneifolia var. cuneifolia Nutt. ex Torr. & A. Gray -- accepted -- wedgeleaf draba, wedgeleaf whitlowgrass |
| |
Draba densifolia Nutt. -- accepted -- denseleaf draba |
| |
Draba micrantha Nutt. -- not accepted |
| |
Draba reptans var. micrantha (Nutt.) Fernald -- not accepted |
| |
Dracocephalum intermedium Nutt. -- not accepted |
| |
Dracocephalum parviflorum Nutt. -- accepted -- American dragonhead |
| |
Drymocallis fissa (Nutt.) Rydb. -- accepted -- bigflower cinquefoil |
| |
Dudleya edulis (Nutt.) Moran -- accepted -- fingertips |
| |
Dudleya lanceolata (Nutt.) Britton & Rose -- accepted -- lanceleaf liveforever |
| |
Dudleya pulverulenta (Nutt.) Britton & Rose -- accepted -- chalk dudleya, chalk liveforever |
| |
Dudleya pulverulenta ssp. pulverulenta (Nutt.) Britton & Rose -- not accepted -- chalk dudleya |
| |
Echeveria pulverulenta Nutt. -- not accepted |
| |
Echinacea atrorubens Nutt. -- accepted -- Topeka purple coneflower, yellowsampson |
| |
Echinacea pallida (Nutt.) Nutt. -- accepted -- pale echinacea, pale purple coneflower, purple coneflower |
| |
Echinacea pallida var. sanguinea (Nutt.) Gandhi & R.D. Thomas -- not accepted |
| |
Echinacea sanguinea Nutt. -- accepted -- sanguin purple coneflower |
| |
Echinodorus radicans (Nutt.) Engelm. -- not accepted |
| |
Echinodorus rostratus (Nutt.) Engelm. -- not accepted |
| |
Elatine minima (Nutt.) Fisch. & C.A. Mey. -- accepted -- small waterwort |
| |
Elephantopus carolinianus var. simplex Nutt. -- not accepted |
| |
Elymus difformis Nutt. ex J.G. Sm. -- not accepted |
| |
Elymus hystrix (Nutt.) M.E. Jones -- not accepted |
| |
Encelia californica Nutt. -- accepted -- California brittlebush |
| |
Endodeca serpentaria var. hastata (Nutt.) C.F. Reed -- not accepted |
| |
Endolepis dioica (Nutt.) Standl. -- not accepted -- scurfless saltbush, Suckley's endolepis, Suckley's saltbush |
| |
Endorima uniflora (Nutt.) Raf. -- not accepted |
| |
Engelmannia A. Gray ex Nutt. -- accepted -- Engelmann's daisy, engelmannia |
| |
Engelmannia pinnatifida A. Gray ex Nutt. -- not accepted -- Engelmann's daisy |
| |
Enslenia albida Nutt. -- not accepted |
| |
Epallageiton glaucum (Nutt.) Koso-Pol. -- not accepted |
| |
Epifagus Nutt. -- accepted -- beechdrops |
| |
Epilobium glaberrimum ssp. fastigiatum (Nutt.) Hoch & P.H. Raven -- accepted -- glaucus willowherb, smooth willowweed |
| |
Epilobium glaberrimum var. fastigiatum (Nutt.) Trel. ex Jeps. -- not accepted |
| |
Epilobium paniculatum Nutt. ex Torr. & A. Gray -- not accepted |
| |
Epilobium paniculatum var. paniculatum Nutt. ex Torr. & A. Gray -- not accepted |
| |
Epilobium suffruticosum Nutt. -- accepted -- shrubby willowherb |
| |
Eragrostis capitata (Nutt.) Nash -- not accepted |
| |
Eragrostis interrupta (Nutt.) Branner & Coville -- not accepted |
| |
Eragrostis trichodes (Nutt.) Alph. Wood -- accepted -- sand lovegrass |
| |
Eragrostis trichodes var. trichodes (Nutt.) Alph. Wood -- not accepted -- sand lovegrass |
| |
Eremogone congesta (Nutt.) Ikonn. -- accepted -- ballhead sandwort |
| |
Eremogone congesta var. congesta (Nutt.) Ikonn. -- accepted -- ballhead sandwort |
| |
Eremogone hookeri (Nutt.) W.A. Weber -- accepted -- Hooker's sandwort |
| |
Eremogone hookeri var. hookeri (Nutt.) W.A. Weber -- accepted -- Hooker's sandwort |
| |
Eriastrum filifolium (Nutt.) Wooton & Standl. -- accepted -- lavender woollystar |
| |
Ericameria Nutt. -- accepted -- goldenbush, heath goldenrod, heathgoldenrod |
| |
Ericameria depressa (Nutt.) L.C. Anderson -- not accepted |
| |
Ericameria discoidea (Nutt.) G.L. Nesom -- accepted -- whitestem goldenbush |
| |
Ericameria discoidea var. discoidea (Nutt.) G.L. Nesom -- accepted -- discoid goldenbush, whitestem goldenbush |
| |
Ericameria nana Nutt. -- accepted -- dwarf goldenbush, low goldenbush |
| |
Ericameria nauseosa ssp. nauseosa var. speciosa (Nutt.) G.L. Nesom & Baird -- not accepted -- gray rubber rabbitbrush |
| |
Ericameria nauseosa var. graveolens (Nutt.) Reveal & Schuyler -- accepted -- rubber rabbitbrush |
| |
Ericameria nauseosa var. speciosa (Nutt.) G.L. Nesom & Baird -- accepted -- rubber rabbitbrush |
| |
Ericameria resinosa Nutt. -- accepted -- Columbian goldenbush |
| |
Ericameria suffruticosa (Nutt.) G.L. Nesom -- accepted -- bighead goldenbush, single-head heath-goldenrod, singlehead goldenbush |
| |
Ericameria viscidiflora ssp. lanceolata (Nutt.) L.C. Anderson -- not accepted |
| |
Erigenia Nutt. -- accepted |
| |
Erigenia bulbosa (Michx.) Nutt. -- accepted -- harbinger of spring |
| |
Erigeron asper Nutt. -- not accepted -- rough fleabane |
| |
Erigeron asperum Nutt. -- not accepted |
| |
Erigeron bellidiastrum Nutt. -- accepted -- western daisy fleabane, western fleabane |
| |
Erigeron bellidiastrum var. bellidiastrum Nutt. -- accepted -- western daisy fleabane |
| |
Erigeron caespitosus Nutt. -- accepted -- tufted fleabane |
| |
Erigeron canadensis var. pusillus (Nutt.) B. Boivin, non H.E. Ahles -- not accepted |
| |
Erigeron corymbosus Nutt. -- accepted -- longleaf fleabane |
| |
Erigeron decumbens Nutt. -- accepted -- Willamette fleabane |
| |
Erigeron decumbens var. decumbens Nutt. -- accepted -- Willamette daisy, Willamette fleabane |
| |
Erigeron filifolius (Hook.) Nutt. -- accepted -- threadleaf daisy, threadleaf fleabane |
| |
Erigeron filifolius var. filifolius (Hook.) Nutt. -- not accepted -- threadleaf daisy, threadleaf fleabane |
| |
Erigeron filiosus Nutt. -- not accepted |
| |
Erigeron foliosus Nutt. -- accepted -- leafy fleabane |
| |
Erigeron foliosus var. foliosus Nutt. -- accepted -- leafy fleabane |
| |
Erigeron foliosus var. stenophyllus (Nutt.) A. Gray -- not accepted |
| |
Erigeron glabellus Nutt. -- accepted -- smooth fleabane, streamside fleabane |
| |
Erigeron glabellus var. glabellus Nutt. -- accepted -- rough fleabane, streamside fleabane |
| |
Erigeron glacialis (Nutt.) A. Nelson -- accepted -- subalpine fleabane |
| |
Erigeron glacialis var. glacialis (Nutt.) A. Nelson -- accepted -- subalpine fleabane |
| |
Erigeron macranthus Nutt. -- not accepted |
| |
Erigeron nanus Nutt. -- accepted -- dwarf fleabane |
| |
Erigeron nivalis Nutt. -- accepted -- bitter daisy, bitter fleabane, blue fleabane |
| |
Erigeron ochroleucus Nutt. -- accepted -- buff fleabane |
| |
Erigeron ochroleucus var. ochroleucus Nutt. -- accepted -- buff fleabane |
| |
Erigeron pumilus Nutt. -- accepted -- low daisy, low fleabane, shaggy fleabane |
| |
Erigeron pumilus ssp. pumilus Nutt. -- not accepted -- shaggy fleabane |
| |
Erigeron pumilus var. pumilus Nutt. -- accepted -- shaggy fleabane |
| |
Erigeron pusillus Nutt. -- not accepted |
| |
Erigeron speciosus var. macranthus (Nutt.) Cronquist -- not accepted -- aspen daisy, aspen fleabane |
| |
Eriocarpum grindelioides Nutt. -- not accepted |
| |
Eriocoma Nutt. -- not accepted |
| |
Eriocoma cuspidata Nutt. -- not accepted |
| |
Eriodictyon angustifolium Nutt. -- accepted -- narrowleaf yerba santa, yerba santa |
| |
Eriogonum acaule Nutt. -- accepted -- pointed eriogonum, singlestem buckwheat |
| |
Eriogonum angustifolium Nutt. -- not accepted |
| |
Eriogonum annuum Nutt. -- accepted -- annual buckwheat, annual eriogonum, annual wild buckwheat, annual wildbuckwheat, umbrella plant, wild buckwheat |
| |
Eriogonum brevicaule Nutt. -- accepted -- shortstem buckwheat |
| |
Eriogonum brevicaule var. brevicaule Nutt. -- accepted -- shortstem buckwheat |
| |
Eriogonum brevicaule var. micranthum (Nutt.) Reveal -- accepted -- shortstem buckwheat |
| |
Eriogonum caespitosum Nutt. -- accepted -- mat buckwheat, mat eriogonum, matted buckwheat, matted wild buckwheat |
| |
Eriogonum caespitosum var. acaule (Nutt.) R.J. Davis -- not accepted |
| |
Eriogonum campanulatum Nutt. -- not accepted |
| |
Eriogonum cernuum Nutt. -- accepted -- nodding buckwheat, nodding eriogonum, nodding wild buckwheat |
| |
Eriogonum cernuum var. cernum Nutt. -- not accepted |
| |
Eriogonum cernuum var. cernuum Nutt. -- not accepted -- nodding buckwheat, nodding wild buckwheat |
| |
Eriogonum dendroideum (Nutt.) S. Stokes -- not accepted |
| |
Eriogonum dendroideum var. foliosum (Nutt.) M.E. Jones -- not accepted |
| |
Eriogonum effusum Nutt. -- accepted -- buckwheat eriogonum, spreading buckwheat |
| |
Eriogonum effusum var. effusum Nutt. -- not accepted -- spreading buckwheat |
| |
Eriogonum fasciculatum ssp. foliolosum (Nutt.) S. Stokes -- not accepted |
| |
Eriogonum fasciculatum var. foliolosum (Nutt.) S. Stokes ex Abrams -- accepted -- Eastern Mojave buckwheat |
| |
Eriogonum flavum Nutt. -- accepted -- alpine golden buckwheat, yellow eriogonum |
| |
Eriogonum flavum var. flavum Nutt. -- accepted -- alpine golden buckwheat |
| |
Eriogonum glandulosum (Nutt.) Nutt. ex Benth. -- accepted -- acorn buckwheat, Gambel's buckwheat |
| |
Eriogonum heracleoides Nutt. -- accepted -- parsnipflower buckwheat, Wyeth's buckwheat, Wyeth's eriogonum |
| |
Eriogonum heracleoides var. angustifolium (Nutt.) Torr. & A. Gray -- not accepted -- parsnipflower buckwheat |
| |
Eriogonum heracleoides var. heracleoides Nutt. -- accepted -- parsnipflower buckwheat |
| |
Eriogonum longifolium Nutt. -- accepted -- longleaf buckwheat, longleaf eriogonum, longleaf wildbuckwheat |
| |
Eriogonum longifolium var. longifolium Nutt. -- accepted -- longleaf buckwheat |
| |
Eriogonum microthecum Nutt. -- accepted -- slender buckwheat, slenderbush buckwheat, slenderbush eriogonum |
| |
Eriogonum microthecum var. effusum (Nutt.) Torr. & A. Gray -- not accepted |
| |
Eriogonum microthecum var. microthecum Nutt. -- accepted -- slender buckwheat |
| |
Eriogonum ovalifolium Nutt. -- accepted -- cushion buckwheat, cushion wild buckwheat, ovalleaf eriogonum |
| |
Eriogonum ovalifolium var. ovalifolium Nutt. -- accepted -- cushion buckwheat, cushion wild buckwheat |
| |
Eriogonum ovalifolium var. purpureum (Nutt.) Durand -- accepted -- cushion buckwheat |
| |
Eriogonum racemosum Nutt. -- accepted -- redroot buckwheat |
| |
Eriogonum racemosum var. racemosum Nutt. -- not accepted |
| |
Eriogonum rosmarinifolium var. foliolosum Nutt. -- not accepted |
| |
Eriogonum salsuginosum (Nutt.) Hook. -- not accepted |
| |
Eriogonum sphaerocephalum var. geniculatum (Nutt.) S. Stokes -- not accepted |
| |
Eriogonum sphaerocephalum var. megacephalum (Nutt.) S. Stokes ex M.E. Jones -- not accepted |
| |
Eriogonum umbellatum var. ellipticum (Nutt.) Reveal -- accepted -- sulphur-flower buckwheat |
| |
Eriogynia caespitosa (Nutt.) S. Watson -- not accepted |
| |
Eriophorum tenellum Nutt. -- accepted -- fewnerved cottongrass |
| |
Eryngium prostratum Nutt. ex DC. -- accepted -- creeping eryngo |
| |
Erysimum arkansanum Nutt. -- not accepted |
| |
Erysimum asperum (Nutt.) DC. -- accepted -- western wallflower |
| |
Erysimum asperum var. arkansanum (Nutt.) A. Gray -- not accepted |
| |
Erysimum elatum Nutt. -- not accepted |
| |
Erysimum parviflorum Nutt. -- not accepted |
| |
Erythremia grandiflora Nutt. -- not accepted |
| |
Erythronium albidum Nutt. -- accepted -- small white fawnlily, white fawnlily |
| |
Escobaria vivipara (Nutt.) Buxb. -- accepted -- spinystar |
| |
Escobaria vivipara var. vivipara (Nutt.) Buxb. -- not accepted -- pink pincushion cactus, spinystar, spinystar cactus |
| |
Espeletia amplexicaulis Nutt. -- not accepted |
| |
Eubotrys Nutt. -- accepted |
| |
Eubotrys racemosa (L.) Nutt. -- accepted -- coastal fetterbush, swamp doghobble |
| |
Eucephalus Nutt. -- accepted -- aster, eucephalus |
| |
Eucephalus elegans Nutt. -- accepted -- elegant aster |
| |
Eucephalus glaucus Nutt. -- not accepted |
| |
Eucrypta Nutt. -- accepted -- hideseed |
| |
Eulobus Nutt. ex Torr. & A. Gray -- accepted |
| |
Eulobus californicus Nutt. ex Torr. & A. Gray -- accepted -- California suncup |
| |
Eulophus americanus Nutt. ex DC. -- not accepted |
| |
Euonymus obovata Nutt. -- not accepted -- running strawberry bush |
| |
Euonymus obovatus Nutt. -- accepted -- running strawberry bush |
| |
Euonymus occidentale Nutt. ex Torr. -- not accepted -- western burning bush, western wahoo |
| |
Euonymus occidentale var. occidentale Nutt. ex Torr. -- not accepted -- western burning bush |
| |
Euonymus occidentalis Nutt. ex Torr. -- accepted -- western burning bush, western burningbush, western wahoo |
| |
Euonymus occidentalis var. occidentalis Nutt. ex Torr. -- accepted -- western burning bush |
| |
Euphorbia annulata Nutt. ex Sherff -- not accepted |
| |
Euphorbia arenaria Nutt. -- not accepted |
| |
Euphorbia herniarioides Nutt. -- not accepted |
| |
Euphorbia heterantha Nutt. -- not accepted |
| |
Euphorbia hexagona Nutt. ex Spreng. -- accepted -- six-angle spurge, sixangle spurge |
| |
Euphorbia maritima Nutt. -- not accepted |
| |
Euphorbia pauciflora Nutt. ex Seem. -- not accepted |
| |
Euphorbia peploides Nutt. -- not accepted |
| |
Euploca Nutt. -- accepted |
| |
Euploca convolvulacea Nutt. -- accepted -- bindweed heliotrope, phlox heliotrope, wide-flower heliotrope |
| |
Euploca convolvulacea ssp. convolvulacea Nutt. -- accepted -- phlox heliotrope |
| |
Eurybia glauca (Nutt.) G.L. Nesom -- not accepted -- gray aster |
| |
Eurybia integrifolia (Nutt.) G.L. Nesom -- accepted -- thickstem aster |
| |
Euthamia Nutt. ex Cass. -- accepted -- goldentop |
| |
Euthamia graminifolia (L.) Nutt. -- accepted -- flat-top goldentop, flattop goldentop, slender goldentop |
| |
Euthamia graminifolia var. graminifolia (L.) Nutt. -- not accepted -- flat-top goldentop |
| |
Euthamia occidentalis Nutt. -- accepted -- western goldenrod, western goldentop |
| |
Euthamia tenuifolia (Pursh) Nutt. -- not accepted -- slender goldentop |
| |
Euthamia tenuifolia var. tenuifolia (Pursh) Nutt. -- not accepted -- slender goldentop |
| |
Eutriana oligostachya (Nutt.) Kunth -- not accepted |
| |
Evax prolifera Nutt. ex DC. -- not accepted -- bighead pygmycudweed, rabbit tobacco, rabbit's tobacco |
| |
Evolvulus pilosus Nutt. -- not accepted |
| |
Festuca megalura Nutt. -- not accepted |
| |
Festuca microstachys Nutt. -- not accepted |
| |
Festuca microstachys var. microstachys Nutt. -- not accepted |
| |
Festuca octoflora var. glauca (Nutt.) Fernald -- not accepted |
| |
Festuca sciurea Nutt. -- not accepted |
| |
Festuca spicata Nutt. -- not accepted |
| |
Festuca tenella var. glauca Nutt. -- not accepted |
| |
Ficus aurea Nutt. -- accepted -- Florida strangler, Florida strangler fig |
| |
Ficus brevifolia Nutt. -- not accepted |
| |
Filaginella palustris (Nutt.) Holub -- not accepted |
| |
Filago californica Nutt. -- not accepted -- California cottonrose, California fluffweed |
| |
Filago prolifera (Nutt. ex DC.) Britton non Pomel -- not accepted |
| |
Forestiera pubescens Nutt. -- accepted -- desert olive, downy forestiera, elbowbush, stretchberry |
| |
Forestiera pubescens var. pubescens Nutt. -- accepted -- New Mexico forestiera, New Mexico olive, stretchberry |
| |
Fragaria cuneifolia Nutt. ex Howell -- not accepted |
| |
Fragaria X ananassa ssp. cuneifolia (Nutt. ex Howell) Staudt (pro nm.) -- accepted |
| |
Fragaria X ananassa var. cuneifolia (Nutt. ex Howell) Staudt -- not accepted -- hybrid strawberry |
| |
Franseria discolor Nutt. -- not accepted -- skeletonleaf bursage |
| |
Franseria pumila Nutt. -- not accepted |
| |
Franseria tomentosa (Nutt.) A. Nelson, non A. Gray -- not accepted -- bur ragweed |
| |
Fraxinus oregona Nutt. -- not accepted |
| |
Fraxinus pauciflora Nutt. -- not accepted |
| |
Fraxinus pennsylvanica ssp. oregona (Nutt.) G.N. Mill. -- not accepted |
| |
Fritillaria atropurpurea Nutt. -- accepted -- leopard lily, spotted fritillary, spotted missionbells |
| |
Froelichia floridana (Nutt.) Moq. -- accepted -- cottonweed, field snakecotton, Florida snakecotton, plains snakecotton, prairie froelichia |
| |
Froelichia floridana var. floridana (Nutt.) Moq. -- not accepted -- plains snakecotton |
| |
Gaertneria discolor (Nutt.) Kuntze -- not accepted |
| |
Gaertneria tomentosa (Nutt.) A. Heller -- not accepted |
| |
Galactia elliotii Nutt. -- not accepted |
| |
Galactia elliottii Nutt. -- accepted -- Elliott's milkpea |
| |
Galium angustifolium Nutt. ex Torr. & A. Gray -- accepted -- narrowleaf bedstraw |
| |
Galium angustifolium ssp. angustifolium Nutt. ex A. Gray -- accepted -- narrowleaf bedstraw |
| |
Galium californicum var. crebrifolium Nutt. -- not accepted |
| |
Galium suffruticosum Nutt. -- not accepted |
| |
Galium trichocarpum Nutt. -- not accepted |
| |
Galium virgatum Nutt. -- accepted -- southwest bedstraw, southwestern bedstraw |
| |
Galvezia speciosa (Nutt.) A. Gray -- not accepted -- island snapdragon |
| |
Gambelia Nutt. -- accepted -- greenbright |
| |
Gambelia speciosa Nutt. -- accepted -- showy greenbright |
| |
Gamochaeta ustulata (Nutt.) G.L. Nesom -- accepted -- featherweed |
| |
Garberia fruticosa (Nutt.) A. Gray -- not accepted |
| |
Gaura coccinea Nutt. ex Pursh -- not accepted -- scarlet beeblossom, scarlet gaura, Scarlet guara |
| |
Gaura sinuata Nutt. ex Ser. -- not accepted -- wavyleaf beeblossom, wavyleaf gaura |
| |
Geoprumnon crassicarpum (Nutt.) Rydb. -- not accepted |
| |
Geoprumnon plattense (Nutt.) Rydb. -- not accepted |
| |
Gerardia aphylla Nutt. -- not accepted |
| |
Gerardia filifolia Nutt. -- not accepted |
| |
Gerardia heterophylla Nutt. -- not accepted |
| |
Gerardia linifolia Nutt. -- not accepted |
| |
Gerardia longifolia Nutt. -- not accepted |
| |
Gerardia pectinata (Nutt.) Benth. -- not accepted |
| |
Gerardia pedicularia var. pectinata Nutt. -- not accepted |
| |
Gerardia tenuifolia ssp. parviflora (Nutt.) Pennell -- not accepted |
| |
Gerardia tenuifolia var. parviflora Nutt. -- not accepted |
| |
Gilia capitata ssp. abrotanifolia (Nutt. ex Greene) V.E. Grant -- accepted -- bluehead gilia |
| |
Gilia congesta var. crebrifolia (Nutt.) A. Gray -- not accepted |
| |
Gilia crebrifolia Nutt. -- not accepted |
| |
Gilia filifolia Nutt. -- not accepted |
| |
Gilia multiflora Nutt. -- not accepted |
| |
Gilia pinnatifida Nutt. ex A. Gray -- not accepted -- sticky gilia |
| |
Gilia pumila Nutt. -- not accepted |
| |
Gilia spicata Nutt. -- not accepted |
| |
Gillenia stipulata (Muhl. ex Willd.) Nutt. -- accepted -- American ipecac, Indian physic |
| |
Githopsis Nutt. -- accepted -- bluecup |
| |
Githopsis specularioides Nutt. -- accepted -- common bluecup |
| |
Githopsis specularioides var. hirsuta Nutt. -- not accepted |
| |
Githopsis specularioides var. specularioides Nutt. -- not accepted |
| |
Glandularia bipinnatifida (Nutt.) Nutt. -- accepted -- Dakota mock vervain |
| |
Glandularia bipinnatifida var. bipinnatifida (Nutt.) Nutt. -- accepted -- Dakota mock vervain, Dakota verbena |
| |
Glandularia canadensis (L.) Nutt. -- accepted -- rose mock vervain, rose verbena |
| |
Glyceria airoides (Nutt.) Fries -- not accepted |
| |
Glyceria repanda Nutt. -- not accepted |
| |
Glycosma occidentalis Nutt. ex Torr. & A. Gray -- not accepted |
| |
Glycyrrhiza glutinosa Nutt. -- not accepted |
| |
Glycyrrhiza lepidota var. glutinosa (Nutt.) S. Watson -- not accepted |
| |
Gnaphalium canescens ssp. microcephalum (Nutt.) Stebbins & Keil -- not accepted |
| |
Gnaphalium dimorphum Nutt. -- not accepted |
| |
Gnaphalium microcephalum Nutt. -- not accepted |
| |
Gnaphalium palustre Nutt. -- accepted -- cudweed, lowland cudweed, marsh everlasting, western marsh cudweed |
| |
Gnaphalium purpureum var. ustulatum (Nutt.) B. Boivin -- not accepted |
| |
Gnaphalium ramosissimum Nutt. -- not accepted |
| |
Gnaphalium ustulatum Nutt. -- not accepted |
| |
Godetia epilobioides (Nutt. ex Torr. & A. Gray) S. Watson -- not accepted |
| |
Gormania oregana (Nutt.) Britton -- not accepted |
| |
Gossypium tomentosum Nutt. ex Seem. -- accepted -- Hawai'i cotton, Hawaiian cotton, mao |
| |
Gossypium tormentosum Nutt. -- not accepted |
| |
Gratiola floridana Nutt. -- accepted -- Florida hedgehyssop |
| |
Greenia Nutt. -- not accepted |
| |
Greenia arkansana Nutt. -- not accepted |
| |
Grindelia ciliata (Nutt.) Spreng. -- accepted -- Spanish gold |
| |
Grindelia lanceolata Nutt. -- accepted -- Gulf gumweed, narrowleaf gumweed, spiny toothed gumweed, Texan gumweed |
| |
Grindelia lanceolata var. lanceolata Nutt. -- not accepted -- narrowleaf gumweed |
| |
Grindelia nana Nutt. -- not accepted -- Idaho gumweed |
| |
Grindelia nana var. discoidea (Nutt.) A. Gray -- not accepted |
| |
Grindelia nana var. integrifolia Nutt. -- not accepted |
| |
Grindelia nana var. nana Nutt. -- not accepted -- Idaho gumweed |
| |
Grindelia robusta Nutt. -- not accepted |
| |
Grindelia robusta var. robusta Nutt. -- not accepted -- shore gumweed |
| |
Grindelia squarrosa var. integrifolia (Nutt.) B. Boivin -- not accepted |
| |
Grindelia texana var. lanceolata (Nutt.) Shinners -- not accepted |
| |
Grossularia missouriensis (Nutt.) Coville & Britton -- not accepted |
| |
Gymnadeniopsis integra (Nutt.) Rydb. -- accepted -- yellow fringeless orchid |
| |
Gymnadeniopsis nivea (Nutt.) Rydb. -- accepted -- snowy orchid |
| |
Habenaria huronensis (Nutt.) Spreng. -- not accepted |
| |
Habenaria hyperborea var. huronensis (Nutt.) Farw. -- not accepted |
| |
Habenaria integra (Nutt.) Spreng. -- not accepted |
| |
Habenaria leucophaea (Nutt.) A. Gray -- not accepted |
| |
Habenaria nivea (Nutt.) Spreng. -- not accepted |
| |
Habenaria repens Nutt. -- accepted -- Habenaria acuática, waterspider bog orchid, waterspider false reinorchid |
| |
Habenaria scutellata (Nutt.) F. Morris -- not accepted |
| |
Hackelia patens (Nutt.) I.M. Johnst. -- accepted -- common stickseed, spotted stickseed |
| |
Hackelia patens var. patens (Nutt.) I.M. Johnst. -- accepted -- spotted stickseed |
| |
Halimolobos virgata (Nutt.) O.E. Schulz -- not accepted -- rod halimolobos, stemmy halimolobos |
| |
Hamamelis virginiana var. macrophylla (Pursh) Nutt. -- not accepted |
| |
Hamamelis virginiana var. parvifolia Nutt. -- not accepted |
| |
Haplopappus acaulis (Nutt.) A. Gray -- not accepted |
| |
Haplopappus armerioides (Nutt.) A. Gray -- not accepted |
| |
Haplopappus ciliatus (Nutt.) DC. -- not accepted -- Spanish gold, waxed goldenweed |
| |
Haplopappus divaricatus (Nutt.) A. Gray -- not accepted |
| |
Haplopappus gracilis (Nutt.) A. Gray -- not accepted |
| |
Haplopappus macronema (Nutt.) A. Gray -- not accepted |
| |
Haplopappus multicaulis (Nutt.) A. Gray -- not accepted |
| |
Haplopappus nanus (Nutt.) D.C. Eaton -- not accepted |
| |
Haplopappus racemosus (Nutt.) Torr. -- not accepted |
| |
Haplopappus racemosus ssp. glomeratus (Nutt.) H.M. Hall -- not accepted |
| |
Haplopappus racemosus var. glomerellus (Nutt.) A. Gray -- not accepted |
| |
Haplopappus racemosus var. paniculatus (Nutt.) Cronquist -- not accepted |
| |
Haplopappus racemosus var. racemosus (Nutt.) Torr. -- not accepted |
| |
Haplopappus radiatus (Nutt.) Cronquist -- not accepted |
| |
Haplopappus resinosus (Nutt.) A. Gray -- not accepted |
| |
Haplopappus suffruticosus (Nutt.) A. Gray -- not accepted |
| |
Haplopappus venetus ssp. vernonioides (Nutt.) H.M. Hall -- not accepted |
| |
Hartmannia speciosa (Nutt.) Small -- not accepted |
| |
Hedeoma arkansana Nutt. -- not accepted |
| |
Hedeoma ciliata Nutt. -- not accepted |
| |
Hedeoma glabra Nutt. -- not accepted |
| |
Hedyotis longifolia var. tenuifolia (Nutt.) Torr. & A. Gray -- not accepted |
| |
Hedyotis purpurea var. tenuifolia (Nutt.) Fosberg -- not accepted |
| |
Hedysarum boreale Nutt. -- accepted -- boreal sweet-vetch, boreal sweetvetch, northern sweetvetch, sweetvetch, Utah sweetvetch |
| |
Hedysarum boreale ssp. boreale Nutt. -- accepted -- boreal sweet-vetch, boreal sweetvetch, northern sweetvetch, Utah sweetvetch |
| |
Hedysarum boreale ssp. boreale var. boreale Nutt. -- not accepted -- boreal sweet-vetch, boreal sweetvetch |
| |
Hedysarum boreale var. boreale Nutt. -- accepted -- boreal sweetvetch, northern sweetvetch, Utah sweetvetch |
| |
Helenium autumnale var. grandiflorum (Nutt.) Torr. & A. Gray -- not accepted -- fall sneezeweed |
| |
Helenium autumnale var. montanum (Nutt.) Fernald -- not accepted -- mountain sneezeweed |
| |
Helenium autumnale var. parviflorum (Nutt.) Fernald -- not accepted -- smallflower sneezeweed |
| |
Helenium brevifolium (Nutt.) Alph. Wood -- accepted -- shortleaf sneezeweed |
| |
Helenium helenium (Nutt.) Small -- not accepted |
| |
Helenium montanum Nutt. -- not accepted |
| |
Helenium nudiflorum Nutt. -- not accepted |
| |
Helenium parviflorum Nutt. -- not accepted |
| |
Helenium pinnatifidum (Nutt.) Rydb. -- accepted -- southeastern sneezeweed |
| |
Helenium tenuifolium Nutt. -- not accepted |
| |
Helianthella uniflora (Nutt.) Torr. & A. Gray -- accepted -- oneflower helianthella |
| |
Helianthella uniflora var. uniflora (Nutt.) Torr. & A. Gray -- not accepted -- oneflower helianthella |
| |
Helianthemum capitatum Nutt. ex Engelm. & A. Gray -- not accepted |
| |
Helianthemum scoparium Nutt. ex Torr. & A. Gray -- accepted -- Bisbee Peak rushrose |
| |
Helianthus debilis Nutt. -- accepted -- cucumberleaf sunflower |
| |
Helianthus debilis ssp. debilis Nutt. -- accepted -- cucumberleaf sunflower |
| |
Helianthus heterophyllus Nutt. -- accepted -- variableleaf sunflower |
| |
Helianthus pauciflorus Nutt. -- accepted -- stiff sunflower |
| |
Helianthus pauciflorus ssp. pauciflorus Nutt. -- accepted -- stiff sunflower |
| |
Helianthus petiolaris Nutt. -- accepted -- prairie sunflower, showy sunflower |
| |
Helianthus petiolaris ssp. petiolaris Nutt. -- accepted -- prairie sunflower |
| |
Helianthus pumilus Nutt. -- accepted -- little sunflower |
| |
Helianthus silphioides Nutt. -- accepted -- rosinweed sunflower |
| |
Helianthus uniflorus Nutt. -- not accepted |
| |
Heliomeris Nutt. -- accepted -- false goldeneye, heliomeris |
| |
Heliomeris multiflora Nutt. -- accepted -- showy goldeneye, showy goldeneyes |
| |
Heliomeris multiflora var. multiflora Nutt. -- accepted -- showy goldeneye, showy goldeneyes |
| |
Heliopsis gracilis Nutt. -- accepted -- smooth oxeye |
| |
Heliopsis helianthoides var. gracilis (Nutt.) Gandhi & R.D. Thomas -- not accepted -- smooth oxeye |
| |
Heliotropium convolvulaceum (Nutt.) A. Gray -- not accepted -- bindweed heliotrope, phlox heliotrope, wide-flower heliotrope |
| |
Heliotropium convolvulaceum var. convolvulaceum (Nutt.) A. Gray -- not accepted -- phlox heliotrope |
| |
Heliotropium tenellum (Nutt.) Torr. -- accepted -- pasture heliotrope |
| |
Helonias paniculatus Nutt. -- not accepted |
| |
Hemarthria rugosa (Nutt.) Kunth -- not accepted |
| |
Hemianthus Nutt. -- not accepted |
| |
Hemianthus micranthemoides Nutt. -- not accepted |
| |
Hemizonia corymbosa ssp. macrocephala (Nutt.) D.D. Keck -- not accepted -- coastal tarweed |
| |
Hemizonia tenella (Nutt.) A. Gray -- not accepted |
| |
Herrickia glauca (Nutt.) Brouillet -- accepted -- Gray's aster |
| |
Herrickia glauca var. glauca (Nutt.) Brouillet -- accepted -- Gray's aster |
| |
Heterocodon Nutt. -- accepted |
| |
Heterocodon rariflorum Nutt. -- not accepted -- rareflower heterocodon, western pearlflower |
| |
Heterocodon rariflorus Nutt. -- accepted -- rareflower heterocodon |
| |
Heterotheca foliosa (Nutt.) Shinners -- not accepted |
| |
Heterotheca grandiflora Nutt. -- accepted -- telegraph weed, telegraphweed |
| |
Heterotheca hyssopifolia (Nutt.) R.W. Long -- not accepted |
| |
Heterotheca oregona (Nutt.) Shinners -- accepted -- Oregon false goldenaster |
| |
Heterotheca oregona var. oregona (Nutt.) Shinners -- accepted -- Oregon false goldenaster |
| |
Heterotheca pilosa (Nutt.) Shinners -- not accepted |
| |
Heterotheca sessiliflora (Nutt.) Shinners -- accepted -- sessileflower false goldenaster |
| |
Heterotheca sessiliflora ssp. sessiliflora (Nutt.) Shinners -- accepted -- sessileflower false goldenaster |
| |
Heterotheca trichophylla (Nutt.) Shinners -- not accepted |
| |
Heterotheca villosa var. foliosa (Nutt.) V.L. Harms -- accepted -- hairy false goldenaster |
| |
Heuchera parvifolia Nutt. ex Torr. & A. Gray -- accepted -- common alumroot, little-leaf alumroot, littleleaf alumroot |
| |
Heuchera parvifolia var. parvifolia Nutt. ex Torr. & A. Gray -- not accepted -- littleleaf alumroot |
| |
Hieracium argutum Nutt. -- accepted -- southern hawkweed |
| |
Hieracium argutum var. argutum Nutt. -- not accepted -- southern hawkweed |
| |
Holmgrenia andina (Nutt.) W.L. Wagner & Hoch -- not accepted -- Blackfoot River evening primrose |
| |
Holodiscus dumosus (Nutt. ex Hook.) A. Heller -- not accepted -- bush oceanspray, rockspirea |
| |
Homalobus caespitosus Nutt. -- not accepted |
| |
Homalobus campestris Nutt. -- not accepted |
| |
Hordeum pusillum Nutt. -- accepted -- little barley, little wildbarley |
| |
Hordeum pusillum ssp. pusillum Nutt. -- not accepted -- little barley |
| |
Hordeum pusillum var. pusillum Nutt. -- not accepted |
| |
Horkelia fusca ssp. parviflora (Nutt. ex Hook. & Arn.) D.D. Keck -- not accepted -- smallflower horkelia |
| |
Horkelia fusca var. parviflora (Nutt. ex Hook. & Arn.) Wawra -- accepted |
| |
Horkelia parviflora Nutt. ex Hook. & Arn. -- not accepted |
| |
Hosackia americana (Nutt.) Piper -- not accepted |
| |
Hosackia maritima Nutt. -- not accepted |
| |
Hosackia prostrata Nutt. -- not accepted |
| |
Hosackia rubella Nutt. -- not accepted |
| |
Hosackia strigosa Nutt. -- not accepted |
| |
Houstonia longifolia var. tenuifolia (Nutt.) Alph. Wood -- not accepted -- longleaf summer bluet |
| |
Houstonia purpurea var. tenuifolia (Nutt.) A. Gray -- not accepted |
| |
Houstonia tenuifolia Nutt. -- not accepted |
| |
Hudsonia ericoides ssp. montana (Nutt.) N.H. Nick. & J.E. Skog -- not accepted |
| |
Hudsonia ericoides ssp. tomentosa (Nutt.) N.H. Nick. & J.E. Skog -- not accepted |
| |
Hudsonia montana Nutt. -- accepted -- mountain golden heather, mountain goldenheather |
| |
Hudsonia tomentosa Nutt. -- accepted -- hudsonie tomenteuse, sand golden-heather, sand-heather, woolly beachheather |
| |
Hudsonia tomentosa var. tomentosa Nutt. -- not accepted -- woolly beachheather |
| |
Humulus americanus Nutt. -- not accepted |
| |
Humulus lupulus ssp. americanus (Nutt.) Á. Löve & D. Löve -- not accepted |
| |
Hydrocharis cordifolia Nutt. -- not accepted |
| |
Hydrolea ovata Nutt. ex Choisy -- accepted -- hairy hydrolea, ovate false fiddleleaf |
| |
Hydrophyllum macrophyllum Nutt. -- accepted -- largeleaf waterleaf |
| |
Hymenolobus Nutt. -- not accepted |
| |
Hymenolobus procumbens (L.) Nutt. ex Schinz & Thell. -- not accepted |
| |
Hymenopappus filifolius var. luteus (Nutt.) B.L. Turner -- accepted -- fineleaf hymenopappus |
| |
Hymenopappus luteus Nutt. -- not accepted |
| |
Hymenoxys glabra (Nutt.) Shinners -- not accepted |
| |
Hymenoxys scaposa var. glabra (Nutt.) K.F. Parker -- not accepted |
| |
Hymenoxys scaposa var. linearis (Nutt.) K.F. Parker -- not accepted |
| |
Hymenoxys torreyana (Nutt.) K.F. Parker -- not accepted |
| |
Hypopitys lanuginosa (Michx.) Nutt. -- not accepted |
| |
Icacorea paniculata (Nutt.) Sudw. -- not accepted |
| |
Iliamna acerifolia (Nutt. ex Torr. & A. Gray) Greene -- not accepted |
| |
Ilysanthes grandiflora (Nutt.) Benth. -- not accepted |
| |
Ilysanthes monticola (Nutt.) Raf. -- not accepted |
| |
Impatiens fulva Nutt. -- not accepted |
| |
Impatiens pallida Nutt. -- accepted -- pale snapweed, pale touch-me-not |
| |
Indigofera leptosepala Nutt. ex Torr. & A. Gray -- not accepted |
| |
Indigofera miniata var. leptosepala (Nutt. ex Torr. & A. Gray) B.L. Turner -- not accepted -- western indigo |
| |
Inula alba Nutt. -- not accepted |
| |
Inula divaricata Nutt. -- not accepted |
| |
Ionactis alpina (Nutt.) Greene -- accepted -- crag aster, lava aster |
| |
Ipomopsis congesta ssp. crebrifolia (Nutt.) A.G. Day -- accepted -- ballhead gilia, ballhead ipomopsis |
| |
Ipomopsis crebrifolia (Nutt.) Dorn -- not accepted |
| |
Ipomopsis multiflora (Nutt.) V.E. Grant -- accepted -- many-flower gilia, manyflowered gilia, manyflowered ipomopsis |
| |
Ipomopsis pumila (Nutt.) V.E. Grant -- accepted -- dwarf gilia, dwarf ipomopsis, low skyrocket, spotted gilia |
| |
Ipomopsis spicata (Nutt.) V.E. Grant -- accepted -- spiked gilia, spiked ipomopsis |
| |
Ipomopsis spicata ssp. spicata (Nutt.) V.E. Grant -- accepted -- spiked ipomopsis |
| |
Iris cristata ssp. lacustris (Nutt.) Iltis -- not accepted |
| |
Iris cristata var. lacustris (Nutt.) Dykes -- not accepted |
| |
Iris lacustris Nutt. -- accepted -- dwarf lake iris |
| |
Iris missouriensis Nutt. -- accepted -- Rocky Mountain iris, western blue flag, wild iris, wildiris |
| |
Isocoma Nutt. -- accepted -- goldenbush, isocoma, jimmyweed |
| |
Isocoma menziesii var. vernonioides (Nutt.) G.L. Nesom -- accepted -- Menzies' goldenbush |
| |
Isocoma veneta var. vernonioides (Nutt.) Jeps. -- not accepted |
| |
Isocoma vernonioides Nutt. -- not accepted |
| |
Isomeris Nutt. -- not accepted |
| |
Isomeris arborea Nutt. -- not accepted |
| |
Isopappus divaricatus (Nutt.) Torr. & A. Gray -- not accepted |
| |
Iva acerosa (Nutt.) R.C. Jacks. -- not accepted -- copperweed |
| |
Iva angustifolia Nutt. ex DC. -- accepted -- narrowleaf marsh elder, narrowleaf marshelder, narrowleaf sumpweed, Texas marsh elder |
| |
Iva microcephala Nutt. -- accepted -- piedmont marsh elder, piedmont marshelder |
| |
Iva xanthifolia Nutt. -- not accepted -- burweed marshelder, carelessweed, false ragweed, giant marshelder, giant sumpweed, horseweed, marshelder, rag sumpweed |
| |
Iva xanthiifolia Nutt. -- not accepted -- burweed marshelder, carelessweed, false ragweed, giant marshelder, giant sumpweed, horseweed, marshelder, rag sumpweed |
| |
Juniperus repens Nutt. -- not accepted |
| |
Jussiaea leptocarpa Nutt. -- not accepted |
| |
Kentrophyta montana Nutt. -- not accepted |
| |
Kneiffia linifolia (Nutt.) Spach -- not accepted |
| |
Kneiffia riparia (Nutt.) Small -- not accepted |
| |
Koeleria arkansana Nutt. ex Scribn. -- not accepted |
| |
Koeleria gracilis ssp. nitida (Nutt.) Domin -- not accepted |
| |
Koeleria gracilis var. longifolia Nutt. ex Domin -- not accepted |
| |
Koeleria longifolia Nutt. ex Domin -- not accepted |
| |
Koeleria nitida Nutt. -- not accepted |
| |
Koeleria nitida var. nitida Nutt. -- not accepted |
| |
Koeleria oregana Nutt. ex Domin -- not accepted |
| |
Koeleria paniculata Nutt. -- not accepted |
| |
Koellia nuda (Nutt.) Kuntze -- not accepted |
| |
Koellia pilosa (Nutt.) Britton -- not accepted |
| |
Krigia amplexicaulis (Michx.) Nutt. -- not accepted |
| |
Krigia dandelion (L.) Nutt. -- accepted -- potato dwarfdandelion, tuber dandelion, tuber dwarfdandelion |
| |
Krigia montana (Michx.) Nutt. -- accepted -- mountain dwarfdandelion |
| |
Krigia occidentalis Nutt. -- accepted -- western dwarfdandelion |
| |
Lacinaria tenuifolia (Nutt.) Kuntze -- not accepted |
| |
Lactuca hirsuta Muhl. ex Nutt. -- accepted -- hairy lettuce |
| |
Lactuca hirsuta var. hirsuta Muhl. ex Nutt. -- not accepted -- hairy lettuce |
| |
Lactuca ludoviciana (Nutt.) Riddell -- accepted -- biannual lettuce, Louisiana lettuce, wild lettuce |
| |
Lactuca oblongifolia Nutt. -- not accepted |
| |
Lactuca tatarica var. heterophylla (Nutt.) B. Boivin -- not accepted |
| |
Lagophylla Nutt. -- accepted -- hareleaf |
| |
Lagophylla ramosissima Nutt. -- accepted -- branched lagophylla, common hareleaf |
| |
Lagophylla ramosissima ssp. ramosissima Nutt. -- not accepted -- branched hareleaf, branched lagophylla |
| |
Larix occidentalis Nutt. -- accepted -- hackmatack, Montana larch, mountain larch, western larch, western tamarack |
| |
Lasallea adnata (Nutt.) Semple & L. Brouillet -- not accepted |
| |
Lasallea oblongifolia (Nutt.) Semple & L. Brouillet -- not accepted |
| |
Lasallea X amethystina (Nutt.) Semple & L. Brouillet -- not accepted |
| |
Lasthenia coronaria (Nutt.) Ornduff -- accepted -- royal goldfields |
| |
Lathyrus linearis Nutt. -- not accepted |
| |
Lathyrus littoralis (Nutt.) Endl. ex Walp. -- accepted -- Gray beach pea, silky beach pea |
| |
Lathyrus ornatus Nutt. -- not accepted |
| |
Lathyrus polymorphus Nutt. -- accepted -- manystem pea, manystem peavine |
| |
Lathyrus polymorphus ssp. polymorphus Nutt. -- not accepted -- manystem pea, manystem peavine |
| |
Lathyrus polymorphus ssp. polymorphus var. polymorphus Nutt. -- not accepted -- manystem pea, manystem peavine |
| |
Lathyrus polymorphus var. polymorphus Nutt. -- accepted -- manystem pea |
| |
Lathyrus polyphyllus Nutt. -- accepted -- leafy pea, Oregon pea |
| |
Lathyrus strictus Nutt. -- not accepted |
| |
Lathyrus vestitus Nutt. -- accepted -- Pacific pea |
| |
Lathyrus vestitus ssp. vestitus Nutt. -- not accepted -- Pacific pea |
| |
Lathyrus vestitus var. vestitus Nutt. -- accepted -- Pacific pea, wild pea |
| |
Laurus albida Nutt. -- not accepted |
| |
Laurus albidus Nutt. -- not accepted |
| |
Lavauxia triloba (Nutt.) Spach -- not accepted |
| |
Layia carnosa (Nutt.) Torr. & A. Gray -- accepted -- beach layia, beach tidytips |
| |
Ledum glandulosum Nutt. -- not accepted -- glandular Labrador tea, western Labrador tea |
| |
Ledum glandulosum var. glandulosum Nutt. -- not accepted |
| |
Ledum groenlandicum ssp. glandulosum (Nutt.) A. Löve & D. Löve -- not accepted |
| |
Lepachys columnifera (Nutt.) J.F. Macbr. -- not accepted |
| |
Lepidanthus suaveolens (Pursh) Nutt. -- not accepted |
| |
Lepidium campestre var. integrifolium (Nutt.) C.L. Hitchc. -- not accepted |
| |
Lepidium integrifolium Nutt. -- accepted -- thickleaf pepperweed, thickleaf pepperwort |
| |
Lepidium integrifolium var. integrifolium Nutt. -- not accepted -- thickleaf pepperweed |
| |
Lepidium lasiocarpum Nutt. -- accepted -- hairypod pepperweed, shaggyfruit pepperweed |
| |
Lepidium lasiocarpum ssp. lasiocarpum Nutt. -- accepted -- shaggyfruit pepperweed |
| |
Lepidium lasiocarpum var. lasiocarpum Nutt. -- not accepted -- hairy-pod pepperwort, hairypod pepperweed, shaggyfruit pepperweed |
| |
Lepidium montanum Nutt. -- accepted -- Montana pepperweed, mountain pepperweed, mountain pepperwort |
| |
Lepidium montanum var. integrifolium (Nutt.) C.L. Hitchc. -- not accepted |
| |
Lepidium montanum var. montanum Nutt. -- not accepted -- mountain pepperweed |
| |
Lepidium nitidum Nutt. -- accepted -- shining pepperweed |
| |
Lepidium nitidum var. nitidum Nutt. -- not accepted -- shining pepperweed |
| |
Lepidotheca suaveolens (Pursh) Nutt. -- not accepted |
| |
Leptandra virginica (L.) Nutt. -- not accepted |
| |
Leptilon pusillum (Nutt.) Britton -- not accepted |
| |
Leptochloa attenuata (Nutt.) Steud. -- not accepted |
| |
Leptochloa filiformis f. attenuata (Nutt.) F.C. Gates -- not accepted |
| |
Leptochloa filiformis var. attenuata (Nutt.) Steyerm. & Kucera -- not accepted |
| |
Leptodactylon caespitosum Nutt. -- not accepted -- mat prickly gilia, mat prickly phlox |
| |
Leptodactylon pungens (Torr.) Torr. ex Nutt. -- not accepted -- common prickly gilia, granite gilia, granite prickly gilia, granite prickly phlox |
| |
Leptodactylon pungens var. pungens (Torr.) Torr. ex Nutt. -- not accepted |
| |
Leptoseris sonchoides Nutt. -- not accepted |
| |
Leptosiphon aureus (Nutt.) J.M. Porter & L.A. Johnson -- accepted -- golden linanthus |
| |
Leptosiphon aureus ssp. aureus (Nutt.) J.M. Porter & L.A. Johnson -- accepted -- golden linanthus |
| |
Leptosiphon bicolor Nutt. -- accepted -- true babystars |
| |
Leptosyne californica Nutt. -- not accepted |
| |
Leptotaenia californica Nutt. -- not accepted |
| |
Leptotaenia dissecta Nutt. -- not accepted |
| |
Leptotaenia multifida Nutt. -- not accepted |
| |
Lepturus paniculatus Nutt. -- not accepted |
| |
Lespedeza stuevei Nutt. -- accepted -- Stueve's lespedeza, tall lespedeza |
| |
Lesquerella alpina (Nutt.) S. Watson -- not accepted -- alkaline bladderpod, alpine bladderpod |
| |
Lesquerella alpina var. alpina (Nutt.) S. Watson -- not accepted -- alpine bladderpod |
| |
Lesquerella angustifolia (Nutt. ex Torr. & A. Gray) S. Watson -- not accepted -- annual bladderpod, thread-leaved bladderpod, threadleaf bladderpod |
| |
Lesquerella gracilis var. repanda (Nutt.) Payson -- not accepted |
| |
Lesquerella ludoviciana (Nutt.) S. Watson -- not accepted -- foothill bladderpod, Louisiana bladderpod, silver bladderpod |
| |
Lesquerella repanda (Nutt.) S. Watson -- not accepted |
| |
Leucocrinum Nutt. ex A. Gray -- accepted -- starlily |
| |
Leucocrinum montanum Nutt. ex A. Gray -- accepted -- common starlily, star-lily |
| |
Leucospora Nutt. -- accepted |
| |
Leucospora multifida (Michx.) Nutt. -- accepted -- narrowleaf paleseed |
| |
Liatris borealis Nutt. -- not accepted |
| |
Liatris graminifolia var. virgata (Nutt.) Fernald -- not accepted |
| |
Liatris laevigata (Nutt.) Small -- accepted -- shortleaf blazing star |
| |
Liatris spicata var. resinosa (Nutt.) Gaiser -- accepted -- dense blazing star |
| |
Liatris tenuifolia Nutt. -- accepted -- shortleaf blazing star |
| |
Liatris tenuifolia var. laevigata (Nutt.) B.L. Rob. -- not accepted |
| |
Liatris tenuifolia var. tenuifolia Nutt. -- accepted -- shortleaf blazing star |
| |
Liatris virgata Nutt. -- accepted -- dense blazing star, grassleaf gayfeather, wand blazing star |
| |
Ligusticum apiifolium (Nutt. ex Torr. & A. Gray) A. Gray -- accepted -- celeryleaf licorice-root |
| |
Lilium andinum Nutt. -- not accepted |
| |
Lilium philadelphicum var. andinum (Nutt.) Ker Gawl. -- not accepted -- wood lily |
| |
Limnalsine diffusa (Nutt.) Rydb. -- not accepted |
| |
Limnas arkansana (Nutt.) Trin. ex Steud. -- not accepted |
| |
Limnetis glabra Nutt. -- not accepted |
| |
Limnodea arkansana (Nutt.) L.H. Dewey -- accepted -- Ozark grass, Ozarkgrass |
| |
Limnodea arkansana var. arkansana (Nutt.) L.H. Dewey -- not accepted |
| |
Linanthus aureus (Nutt.) Greene -- not accepted -- desert gold, golden desert-trumpets, golden deserttrumpets, golden linanthus |
| |
Linanthus aureus ssp. aureus (Nutt.) Greene -- not accepted -- golden deserttrumpets, golden linanthus |
| |
Linanthus bicolor (Nutt.) Greene -- not accepted -- true babystars |
| |
Linanthus bicolor ssp. bicolor (Nutt.) Greene -- not accepted -- true babystars |
| |
Linanthus caespitosus (Nutt.) J.M. Porter & L.A. Johnson -- accepted -- mat prickly phlox, matted prickly-phlox |
| |
Lindernia grandiflora Nutt. -- accepted -- savannah false pimpernel |
| |
Lindernia monticola Nutt. -- accepted -- piedmont false pimpernel |
| |
Lipochaeta integrifolia (Nutt.) A. Gray -- not accepted -- Kure Atoll nehe |
| |
Lipochaeta lanceolata Nutt. -- not accepted |
| |
Lipochaeta micrantha (Nutt.) A. Gray -- not accepted -- Kauai nehe, nehe |
| |
Lipochaeta micrantha var. micrantha (Nutt.) A. Gray -- not accepted -- Kauai nehe |
| |
Listera convallarioides (Sw.) Nutt. ex Elliott -- not accepted -- broad-lip twayblade, broadleaf twayblade, broadlipped listera, broadlipped twayblade |
| |
Lithococca tenella (Nutt.) Small -- not accepted |
| |
Lithophragma (Nutt.) Torr. & A. Gray -- accepted -- woodland-star |
| |
Lithophragma glabrum Nutt. -- accepted -- bulbous woodland-star, smooth woodland-star |
| |
Lithophragma parviflorum (Hook.) Nutt. -- accepted -- smallflower woodland-star |
| |
Lithophragma parviflorum var. parviflorum (Hook.) Nutt. -- not accepted -- smallflower woodland-star |
| |
Lithophragma tenellum Nutt. -- accepted -- slender woodland-star |
| |
Lithospermum pilosum Nutt. -- not accepted |
| |
Lobelia aphylla Nutt. -- not accepted |
| |
Lobelia brevifolia Nutt. ex A. DC. -- accepted -- shortleaf lobelia |
| |
Lobelia paludosa Nutt. -- accepted -- white lobelia |
| |
Loeflingia squarrosa Nutt. -- accepted -- California loeflingia, spreading pygmyleaf |
| |
Loeflingia squarrosa ssp. squarrosa Nutt. -- not accepted -- spreading pygmyleaf, Texas loeflingia |
| |
Loeflingia squarrosa var. squarrosa Nutt. -- not accepted |
| |
Logfia californica (Nutt.) Holub -- not accepted |
| |
Lomatium ambiguum (Nutt.) J.M. Coult. & Rose -- accepted -- Wyeth biscuitroot |
| |
Lomatium ambiquum (Nutt.) J.M. Coult. & Rose -- not accepted |
| |
Lomatium californicum (Nutt.) Mathias & Constance -- accepted -- California lomatium |
| |
Lomatium dissectum (Nutt.) Mathias & Constance -- accepted -- chocolate-tips, desert parsley, fernleaf biscuitroot |
| |
Lomatium dissectum var. dissectum (Nutt.) Mathias & Constance -- accepted -- fernleaf biscuitroot |
| |
Lomatium dissectum var. multifidum (Nutt.) Mathias & Constance -- accepted -- carrotleaf biscuitroot |
| |
Lomatium divaricatum (Pursh) Nutt. ex Torr. & A. Gray -- not accepted |
| |
Lomatium foeniculaceum (Nutt.) J.M. Coult. & Rose -- accepted -- biscuitroot, carrot-leaf desert-parsley, desert biscuitroot |
| |
Lomatium foeniculaceum ssp. foeniculaceum (Nutt.) J.M. Coult. & Rose -- accepted -- carrot-leaf desert-parsley, desert biscuitroot |
| |
Lomatium laevigatum (Nutt.) J.M. Coult. & Rose -- accepted -- Slickrock biscuitroot |
| |
Lomatium lucidum (Nutt. ex Torr. & A. Gray) Jeps. -- accepted -- shiny biscuitroot |
| |
Lomatium macrocarpum (Nutt. ex Torr. & A. Gray) J.M. Coult. & Rose -- accepted -- bigseed biscuitroot, bigseed lomatium, large-fruit desert-parsley, largefruit biscuitroot, long mamma |
| |
Lomatium simplex (Nutt.) J.F. Macbr. -- accepted -- Great Basin biscuitroot, Great Basin desertparsley, narrowleaf lomatium |
| |
Lomatium simplex var. simplex (Nutt.) J.F. Macbr. -- accepted -- Great Basin biscuitroot, Great Basin desertparsley |
| |
Lomatium tenuifolium Nutt. ex Torr. & A. Gray -- not accepted |
| |
Lomatium utriculatum (Nutt. ex Torr. & A. Gray) J.M. Coult. & Rose -- accepted -- common lomatium |
| |
Lotus americanus (Nutt.) Bisch. -- not accepted |
| |
Lotus purshianus var. glaber (Nutt.) Munz -- not accepted |
| |
Lotus rubellus (Nutt.) Greene -- not accepted |
| |
Lotus scoparius (Nutt.) Ottley -- not accepted -- common deerweed |
| |
Lotus scoparius var. scoparius (Nutt.) Ottley -- not accepted -- common deerweed |
| |
Lotus strigosus (Nutt.) Greene -- not accepted -- Bishop's lotus, strigose bird's-foot trefoil, strigose bird's-foot-trefoil |
| |
Lotus strigosus var. strigosus (Nutt.) Greene -- not accepted -- strigose bird's-foot trefoil, strigose deervetch |
| |
Ludwigia leptocarpa (Nutt.) H. Hara -- accepted -- anglestem primrose-willow, anglestem waterprimrose |
| |
Luetkea caespitosa (Nutt.) Britton -- not accepted |
| |
Lupinus argenteus ssp. parviflorus (Nutt. ex Hook. & Arn.) L.Ll. Phillips -- not accepted |
| |
Lupinus argenteus var. holosericeus (Nutt.) Barneby -- not accepted -- holo lupine |
| |
Lupinus argenteus var. parviflorus (Nutt. ex Hook. & Arn.) C.L. Hitchc. -- not accepted |
| |
Lupinus caespitosus Nutt. -- accepted -- dwarf lupine, stemless dwarf lupine |
| |
Lupinus caespitosus var. caespitosus Nutt. -- accepted -- stemless dwarf lupine |
| |
Lupinus diffusus Nutt. -- accepted -- Oak Ridge lupine |
| |
Lupinus falcifer Nutt. ex Torr. & A. Gray (pro. syn.) -- not accepted |
| |
Lupinus foliosus (Torr. & A. Gray) Nutt. ex Hook. -- not accepted |
| |
Lupinus foliosus var. stenophyllus Nutt. -- not accepted |
| |
Lupinus gracilis Nutt. -- not accepted |
| |
Lupinus holosericeus Nutt. -- accepted -- holo lupine, Nuttall's lupine |
| |
Lupinus lepidus ssp. caespitosus (Nutt.) Detling -- not accepted |
| |
Lupinus parviflorus Nutt. ex Hook. & Arn. -- accepted -- lodgepole lupine |
| |
Lupinus parviflorus ssp. parviflorus Nutt. ex Hook. & Arn. -- accepted -- lodgepole lupine |
| |
Lupinus stenophyllus (Nutt.) Rydb. -- not accepted |
| |
Lupinus truncatus Nutt. ex Hook. & Arn. -- accepted -- collared annual lupine |
| |
Lupinus villosus ssp. diffusus (Nutt.) L.Ll. Phillips -- not accepted |
| |
Lupinus villosus var. diffusus (Nutt.) Torr. & A. Gray -- not accepted |
| |
Lycium californicum Nutt. ex A. Gray -- accepted -- California desert-thorn, California wolfberry |
| |
Lycium californicum var. californicum Nutt. ex A. Gray -- accepted -- California desert-thorn |
| |
Lycurus setosus (Nutt.) C. Reeder -- not accepted -- bristly wolfstail |
| |
Lygodesma aphylla (Nutt.) D.C. -- not accepted |
| |
Lygodesma grandiflora (Nutt.) Torr. & A. Gray -- not accepted |
| |
Lygodesmia aphylla (Nutt.) DC. -- accepted -- rose rush |
| |
Lygodesmia grandiflora (Nutt.) Torr. & A. Gray -- accepted -- largeflower skeletonplant, largeflower skeletonweed, rush-pink |
| |
Lygodesmia grandiflora var. grandiflora (Nutt.) Torr. & A. Gray -- accepted |
| |
Lygodesmia spinosa Nutt. -- not accepted |
| |
Lyonia Nutt. -- accepted -- lyonias, staggerbush |
| |
Lyonia ferruginea (Walter) Nutt. -- accepted -- crooked-wood, dragon-wood, rusty staggerbush, tree lyonia |
| |
Machaeranthera canescens ssp. canescens var. sessiliflora (Nutt.) B.L. Turner -- not accepted -- hoary tansyaster |
| |
Machaeranthera canescens var. sessiliflora (Nutt.) B.L. Turner -- not accepted -- hoary tansyaster |
| |
Machaeranthera canescens var. viscosa (Nutt.) Piper -- not accepted |
| |
Machaeranthera coronopifolia (Nutt.) A. Nelson -- not accepted |
| |
Machaeranthera divaricata (Nutt.) Greene -- not accepted |
| |
Machaeranthera glabriuscula (Nutt.) Cronquist & D.D. Keck -- not accepted |
| |
Machaeranthera glabriuscula var. villosa (Nutt.) Cronquist & D.D. Keck -- not accepted |
| |
Machaeranthera gracilis (Nutt.) Shinners -- not accepted -- slender goldenweed |
| |
Machaeranthera grindelioides (Nutt.) Shinners -- not accepted -- rayless aster, rayless tansy-aster, rayless tansyaster |
| |
Machaeranthera grindelioides var. grindelioides (Nutt.) Shinners -- not accepted -- rayless aster, rayless tansy-aster, rayless tansyaster |
| |
Machaeranthera pinnata (Nutt.) Shinners -- not accepted |
| |
Machaeranthera pulverulenta (Nutt.) Greene -- not accepted |
| |
Machaeranthera sessiliflora (Nutt.) Greene -- not accepted |
| |
Machaeranthera viscosa (Nutt.) Greene -- not accepted |
| |
Maclura Nutt. -- accepted |
| |
Macranthera Nutt. ex Benth. -- accepted |
| |
Macronema discoidea Nutt. -- not accepted |
| |
Macronema suffruticosum Nutt. -- not accepted |
| |
Macrorhynchus heterophyllus Nutt. -- not accepted |
| |
Madia capitata Nutt. -- not accepted |
| |
Madia dissitiflora (Nutt.) Torr. & A. Gray -- not accepted |
| |
Madia madioides (Nutt.) Greene -- not accepted -- woodland madia |
| |
Madia sativa ssp. capitata (Nutt.) Piper -- not accepted |
| |
Mahonia Nutt. -- not accepted -- barberry, Oregon grape |
| |
Mahonia aquifolium (Pursh) Nutt. -- not accepted -- hollyleaved barberry |
| |
Mahonia nervosa (Pursh) Nutt. -- not accepted -- Cascade barberry |
| |
Mahonia nervosa var. nervosa (Pursh) Nutt. -- not accepted -- Cascade Oregon grape |
| |
Maianthemum amplexicaule (Nutt.) W.A. Weber -- not accepted |
| |
Maianthemum racemosum ssp. amplexicaule (Nutt.) LaFrankie -- accepted -- feathery false lily of the valley, feathery false lily of the vally, western Solomon's seal, western Solomon's-seal |
| |
Maianthemum racemosum var. amplexicaule (Nutt.) Dorn -- not accepted |
| |
Malacothamnus fasciculatus (Nutt. ex Torr. & A. Gray) Greene -- accepted -- Mendocino bushmallow |
| |
Malacothrix incana (Nutt.) Torr. & A. Gray -- accepted -- dunedelion |
| |
Malacothrix saxatilis (Nutt.) Torr. & A. Gray -- accepted -- cliff desert dandelion, cliff desertdandelion |
| |
Malacothrix saxatilis var. saxatilis (Nutt.) Torr. & A. Gray -- accepted -- cliff desertdandelion |
| |
Malacothrix saxatilis var. tenuifolia (Nutt.) A. Gray -- accepted -- cliff desert dandelion, cliff desertdandelion |
| |
Malacothrix sonchoides (Nutt.) Torr. & A. Gray -- accepted -- sowthistle desert dandelion, sowthistle desertdandelion, yellow-saucers |
| |
Malacothrix tenuifolia (Nutt.) Torr. & A. Gray -- not accepted |
| |
Malosma Nutt. ex Abrams -- accepted -- laurel sumac |
| |
Malosma laurina (Nutt.) Nutt. ex Abrams -- accepted -- laurel sumac |
| |
Malus fusca var. levipes (Nutt.) C.K. Schneid. -- not accepted |
| |
Malva fasciculata Nutt. ex Torr. & A. Gray -- not accepted |
| |
Malvastrum coccineum (Nutt.) A. Gray -- not accepted |
| |
Malvastrum fasciculatum (Nutt. ex Torr. & A. Gray) Greene -- not accepted |
| |
Mammillaria vivipara (Nutt.) Haw. -- not accepted |
| |
Manisuris campestris (Nutt.) Hitchc. -- not accepted |
| |
Manisuris rugosa (Nutt.) Kuntze -- not accepted |
| |
Marshallia caespitosa Nutt. ex DC. -- accepted -- puffballs, seep marshallia |
| |
Marshallia caespitosa var. caespitosa Nutt. ex DC. -- not accepted -- puffballs |
| |
Meconella Nutt. -- accepted -- fairypoppy |
| |
Meconella oregana Nutt. -- accepted -- white fairypoppy |
| |
Meehania cordata (Nutt.) Britton -- accepted -- Meehan's mint |
| |
Megastachya obtusa (Nutt.) Schult. -- not accepted |
| |
Mehania cordata (Nutt.) Britton -- not accepted |
| |
Meibomia laevigata (Nutt.) Kuntze -- not accepted |
| |
Meibomia pauciflora (Nutt.) Kuntze -- not accepted |
| |
Melandrium baldwinii (Nutt.) Rohrb. -- not accepted |
| |
Melanthera integrifolia (Nutt.) W.L. Wagner & H. Rob. -- accepted -- Kure Atoll nehe |
| |
Melanthera micrantha (Nutt.) W.L. Wagner & H. Rob. -- accepted |
| |
Melanthera micrantha ssp. micrantha (Nutt.) W.L. Wagner & H. Rob. -- accepted -- Kauai nehe |
| |
Melica nitens (Scribn.) Nutt. ex Piper -- accepted -- shining oniongrass, threeflower melic, threeflower melicgrass |
| |
Melica nitens Nutt. ex Scribn. -- not accepted |
| |
Melica panicoides Nutt. -- not accepted |
| |
Melica poaeoides Nutt. -- not accepted |
| |
Melica scabra Nutt. -- not accepted |
| |
Mentzelia congesta Nutt. ex Torr. & A. Gray -- accepted -- united blazingstar, Ventana blazingstar |
| |
Mentzelia congesta var. congesta Nutt. ex Torr. & A. Gray -- not accepted -- Ventana blazingstar |
| |
Mentzelia floridana Nutt. ex Torr. & A. Gray -- accepted -- poorman's patch |
| |
Mentzelia multiflora (Nutt.) A. Gray -- accepted -- Adonis blazingstar, Adonis stickleaf, desert blazingstar, manyflowered mentzelia |
| |
Mentzelia multiflora var. multiflora (Nutt.) A. Gray -- accepted -- Adonis blazingstar, multiflower stickleaf |
| |
Mentzelia oligosperma Nutt. ex Sims -- accepted -- chickenthief, chickthief |
| |
Mentzelia pumila Nutt. ex Torr. & A. Gray -- accepted -- dwarf blazingstar, dwarf mentzelia, golden blazingstar |
| |
Mentzelia pumila var. multiflora (Nutt.) Urb. & Gilg -- not accepted |
| |
Mentzelia pumila var. pumila Nutt. ex Torr. & A. Gray -- accepted -- dwarf mentzelia, dwarf stickleaf, golden blazingstar |
| |
Merathrepta sericea (Nutt.) A. Heller -- not accepted |
| |
Meriolix serrulata (Nutt.) Walp. -- not accepted |
| |
Mertensia oblongifolia (Nutt.) G. Don -- accepted -- languid-lady, oblongleaf bluebells |
| |
Mertensia oblongifolia var. oblongifolia (Nutt.) G. Don -- not accepted -- sagebrush bluebells |
| |
Mesadenia lanceolata (Nutt.) Raf. -- not accepted |
| |
Mesadenia tuberosa (Nutt.) Britton -- not accepted |
| |
Metastelma scoparium (Nutt.) Vail -- not accepted |
| |
Micranthemum micranthemoides (Nutt.) Wettst. -- accepted -- Nuttall's micranthemum, Nuttall's mudflower |
| |
Micropiper leptostachyon (Nutt.) Small -- not accepted |
| |
Microseris heterocarpa (Nutt.) K.L. Chambers -- not accepted |
| |
Microseris laciniata ssp. leptosepala (Nutt.) K.L. Chambers -- accepted -- cutleaf silverpuffs |
| |
Microseris leptosepala (Nutt.) A. Gray -- not accepted |
| |
Microseris linearifolia (Nutt.) Sch. Bip. -- not accepted |
| |
Miegia gigantea (Walter) Nutt. -- not accepted |
| |
Miegia pumila Nutt. -- not accepted |
| |
Mikania scandens var. pubescens (Nutt.) Torr. & A. Gray -- not accepted |
| |
Milium cuspidatum (Nutt.) Spreng. -- not accepted |
| |
Mimulus dentatus Nutt. ex Benth. -- accepted -- coastal monkeyflower |
| |
Mimulus glutinosus var. puniceus (Nutt.) A. Gray -- not accepted |
| |
Mimulus leptanthus (Nutt.) A.L. Grant -- not accepted |
| |
Mimulus longiflorus (Nutt.) A.L. Grant -- not accepted |
| |
Mimulus longiflorus var. longiflorus (Nutt.) A.L. Grant -- not accepted |
| |
Mimulus puniceus (Nutt.) Steud. -- not accepted |
| |
Mimulus rivularis Nutt. -- not accepted |
| |
Mimulus tenellus Nutt. ex A. Gray -- not accepted |
| |
Minuartia pungens (Nutt.) Mattf. -- not accepted |
| |
Mirabilis decumbens (Nutt.) Daniels -- not accepted |
| |
Mitella caulescens Nutt. -- accepted -- creeping miterwort, slightstemmed miterwort |
| |
Mitellastra caulescens (Nutt.) Howell -- not accepted |
| |
Mnesithea rugosa (Nutt.) de Koning & Sosef -- accepted |
| |
Moldavica parviflora (Nutt.) Britton -- not accepted |
| |
Monarda aristata Nutt. -- not accepted |
| |
Monarda pectinata Nutt. -- accepted -- horse mint, miners lettuce, plains beebalm, pony beebalm, spotted beebalm |
| |
Monarda russeliana Nutt. ex Sims -- accepted -- redpurple beebalm, Russell's henbit |
| |
Moneses reticulata Nutt. -- not accepted |
| |
Moneses uniflora ssp. reticulata (Nutt.) Calder & Roy L. Taylor -- not accepted |
| |
Moneses uniflora var. reticulata (Nutt.) S.F. Blake -- not accepted |
| |
Monolopia lanceolata Nutt. -- accepted -- common monolopia |
| |
Monroa squarrosa (Nutt.) Torr. -- not accepted -- false buffalo grass, false buffalograss |
| |
Montia dichotoma (Nutt.) Howell -- accepted -- dwarf minerslettuce |
| |
Montia diffusa (Nutt.) Greene -- accepted -- spreading minerslettuce |
| |
Montia perfoliata ssp. glauca (Nutt. ex Torr. & A. Gray) Ferris -- not accepted |
| |
Montiastrum dichotomum (Nutt.) Rydb. -- not accepted |
| |
Muhlenbergia andina (Nutt.) Hitchc. -- accepted -- foxtail muhly |
| |
Muhlenbergia brevifolia (Nutt.) M.E. Jones -- not accepted |
| |
Muhlenbergia montana (Nutt.) Hitchc. -- accepted -- mountain muhly |
| |
Muhlenbergia paniculata (Nutt.) Columbus -- accepted |
| |
Muhlenbergia paniculata (Nutt.) P.M. Peterson -- not accepted |
| |
Muhlenbergia purpurea Nutt. -- not accepted |
| |
Mulgedium oblongifolium (Nutt.) Reveal -- accepted -- blue lettuce |
| |
Munroa squarrosa (Nutt.) Torr. -- accepted |
| |
Munroa squarrosa var. squarrosa (Nutt.) Torr. -- not accepted |
| |
Musineon hookeri (Torr. & A. Gray) Nutt. -- not accepted |
| |
Musineon tenuifolium (Nutt. ex Torr. & A. Gray) J.M. Coult. & Rose -- accepted -- slender wildparsley |
| |
Musineon trachyspermum Nutt. -- not accepted |
| |
Musineum divaricatum (Pursh) Nutt. ex Torr. & A. Gray -- not accepted |
| |
Musineum tenuifolium Nutt. ex Torr. & A. Gray -- not accepted |
| |
Myosotis verna Nutt. -- accepted -- spring forget-me-not |
| |
Myriophyllum hippuroides Nutt. ex Torr. & A. Gray -- accepted -- western watermilfoil |
| |
Myzorrhiza ludoviciana (Nutt.) Rydb. -- not accepted |
| |
Myzorrhiza multiflora (Nutt.) Rydb. -- not accepted |
| |
Nama ovata (Nutt. ex Choisy) Britton -- not accepted |
| |
Nasturtium curvisiliqua (Hook.) Nutt. ex Torr. & A. Gray -- not accepted |
| |
Nasturtium lyratum Nutt. -- not accepted |
| |
Nasturtium sessiliflorum Nutt. -- not accepted |
| |
Nasturtium sinuatum Nutt. -- not accepted |
| |
Navarretia leucocephala ssp. minima (Nutt.) A.G. Day -- accepted -- least navarretia |
| |
Navarretia minima Nutt. -- not accepted |
| |
Nemacaulis Nutt. -- accepted -- cottonheads |
| |
Nemacaulis denudata Nutt. -- accepted -- cottonheads, woollyheads |
| |
Nemacaulis denudata var. denudata Nutt. -- accepted -- cottonheads |
| |
Nemacladus Nutt. -- accepted -- threadplant |
| |
Nemacladus ramosissimus Nutt. -- accepted -- smallflower threadplant |
| |
Nemastylis Nutt. -- accepted -- nemastylis, pleatleaf |
| |
Nemastylis coelestina (Bartram) Nutt. -- not accepted |
| |
Nemastylis geminiflora Nutt. -- accepted -- prairie pleatleaf |
| |
Nemastylus geminiflora Nutt. -- not accepted |
| |
Nemophila Nutt. -- accepted -- baby blue eyes, blue-eyes |
| |
Nemophila microcalyx (Nutt.) Fisch. & C.A. Mey. -- not accepted |
| |
Nemophila phacelioides Nutt. -- accepted -- baby blue-eyes, largeflower baby blue eyes, largeflower nemophila |
| |
Neoholmgrenia andina (Nutt.) W.L. Wagner & Hoch -- accepted |
| |
Nuttallia multiflora (Nutt.) Greene -- not accepted |
| |
Oenothera andina Nutt. -- not accepted |
| |
Oenothera bistorta Nutt. ex Torr. & A. Gray -- not accepted |
| |
Oenothera caespitosa Nutt. -- not accepted -- tufted evening primrose, tufted evening-primrose |
| |
Oenothera caespitosa ssp. caespitosa Nutt. -- not accepted -- tufted evening primrose, tufted evening-primrose |
| |
Oenothera caespitosa ssp. marginata (Nutt. ex Hook. & Arn.) Munz -- not accepted -- tufted evening primrose, tufted evening-primrose |
| |
Oenothera caespitosa ssp. montana (Nutt.) Munz -- not accepted |
| |
Oenothera caespitosa var. marginata (Nutt. ex Hook. & Arn.) Munz -- not accepted |
| |
Oenothera caespitosa var. montana (Nutt.) Durand -- not accepted |
| |
Oenothera californica (Nutt. ex Torr. & A. Gray) Greene -- not accepted -- California eveningprimrose |
| |
Oenothera cespitosa Nutt. -- accepted -- tufted evening primrose, tufted eveningprimrose |
| |
Oenothera cespitosa ssp. cespitosa Nutt. -- accepted -- tufted evening primrose, tufted eveningprimrose |
| |
Oenothera cespitosa ssp. marginata (Nutt. ex Hook. & Arn.) Munz -- accepted -- tufted evening primrose, tufted eveningprimrose |
| |
Oenothera cespitosa ssp. montana (Nutt.) Munz -- not accepted |
| |
Oenothera cespitosa var. marginata (Nutt. ex Hook. & Arn.) Munz -- not accepted |
| |
Oenothera cespitosa var. montana (Nutt.) Durand -- not accepted |
| |
Oenothera cruciata Nutt. ex G. Don -- not accepted |
| |
Oenothera glabella Nutt. -- not accepted |
| |
Oenothera heterantha Nutt. -- not accepted |
| |
Oenothera heterophylla var. rhombipetala (Nutt. ex Torr. & A. Gray) Fosberg -- not accepted |
| |
Oenothera humifusa Nutt. -- accepted -- seabeach evening primrose, seabeach evening-primrose, seabeach eveningprimrose |
| |
Oenothera linifolia Nutt. -- accepted -- threadleaf evening primrose, threadleaf evening-primrose, threadleaf sundrop |
| |
Oenothera macarocarpa Nutt. -- not accepted |
| |
Oenothera macrocarpa Nutt. -- accepted -- bigfruit evening primrose, bigfruit evening-primrose, bigfruit eveningprimrose, Ozark sundrop |
| |
Oenothera macrocarpa ssp. macrocarpa Nutt. -- accepted -- bigfruit evening primrose, bigfruit evening-primrose, bigfruit eveningprimrose |
| |
Oenothera ovata Nutt. ex Torr. & A. Gray -- not accepted |
| |
Oenothera pallida ssp. trichocalyx (Nutt.) Munz & W.M. Klein -- accepted -- pale evening primrose, pale evening-primrose |
| |
Oenothera pallida var. trichocalyx (Nutt.) Dorn -- not accepted |
| |
Oenothera parvula Nutt. ex Torr. & A. Gray -- not accepted |
| |
Oenothera rhombipetala Nutt. ex Torr. & A. Gray -- accepted -- fourpoint evening primrose, fourpoint evening-primrose, fourpoint eveningprimrose, greater four-point evening-primrose |
| |
Oenothera rhombipetala auct. non Nutt. ex Torr. & A. Gray -- not accepted -- fourpoint eveningprimrose |
| |
Oenothera riparia Nutt. -- accepted |
| |
Oenothera serrulata Nutt. -- accepted |
| |
Oenothera speciosa Nutt. -- accepted -- pinkladies, Showy evening primrose, showy eveningprimrose |
| |
Oenothera tetragona var. riparia (Nutt.) Munz -- not accepted |
| |
Oenothera trichocalyx Nutt. -- not accepted |
| |
Oenothera triloba Nutt. -- accepted -- stemless evening primrose, stemless evening-primrose, stemless eveningprimrose |
| |
Oglifa californica (Nutt.) Rydb. -- not accepted |
| |
Oldenlandia purpurea var. tenuifolia (Nutt.) A. Gray ex Chapm. -- not accepted |
| |
Oligoneuron album (Nutt.) G.L. Nesom -- not accepted -- prairie goldenrod |
| |
Oligosporus campestris ssp. pacificus (Nutt.) W.A. Weber -- not accepted |
| |
Oligosporus pacificus (Nutt.) Poljakov -- not accepted |
| |
Oligosporus pedatifidus (Nutt.) Poljakov -- not accepted |
| |
Oonopsis (Nutt.) Greene -- accepted -- false goldenweed |
| |
Oonopsis multicaulis (Nutt.) Greene -- accepted -- branched false goldenweed |
| |
Oplismenus parvifolius (Nutt.) Kunth -- not accepted |
| |
Opuntia fragilis (Nutt.) Haw. -- accepted -- brittle cactus, brittle pricklypear, fragile cactus, jumping cactus, little pricklypear |
| |
Opuntia fragilis var. fragilis (Nutt.) Haw. -- not accepted -- brittle pricklypear, pygmy pricklypear |
| |
Opuntia pusilla (Haw.) Nutt. -- accepted -- cockspur pricklypear |
| |
Opuntia rutila Nutt. -- not accepted |
| |
Orbexilum onobrychis (Nutt.) Rydb. -- accepted -- French-grass |
| |
Orbexilum simplex (Nutt. ex Torr. & A. Gray) Rydb. -- accepted -- simple scurfpea, singlestem leather-root |
| |
Orbexilum virgatum (Nutt.) Rydb. -- accepted -- pineland leather-root |
| |
Orobanche fasciculata Nutt. -- accepted -- clustered broom-rape, clustered broomrape, purple broomrape, tufted broomrape |
| |
Orobanche ludoviciana Nutt. -- accepted -- Louisiana broom-rape, Louisiana broomrape |
| |
Orobanche ludoviciana ssp. ludoviciana Nutt. -- accepted -- Louisiana broom-rape, Louisiana broomrape, sand broomrape |
| |
Orobanche ludoviciana ssp. multiflora (Nutt.) T.S. Collins ex H.L. White & W.C. Holmes -- accepted -- Louisiana broomrape, manyflower broomrape, manyflowered broomrape |
| |
Orobanche ludoviciana var. multiflora (Nutt.) Beck -- not accepted |
| |
Orobanche multiflora Nutt. -- not accepted |
| |
Orophaca caespitosa (Nutt.) Britton -- not accepted |
| |
Orophaca sericea (Nutt.) Britton -- not accepted |
| |
Orthocarpus Nutt. -- accepted -- owl's-clover, owlclover |
| |
Orthocarpus luteus Nutt. -- accepted -- golden-tongue owl-clover, yellow owl's-clover, yellow owlclover |
| |
Orthopogon hirtellum (L.) Nutt. -- not accepted |
| |
Orthopogon parvifolium Nutt. -- not accepted |
| |
Orthosia scoparia (Nutt.) Liede & Meve -- accepted -- leafless swallow-wort |
| |
Oryzopsis cuspidata (Nutt.) Benth. ex Vasey -- not accepted |
| |
Oryzopsis parviflora Nutt. -- not accepted |
| |
Osmadenia Nutt. -- accepted -- osmadenia |
| |
Osmadenia tenella Nutt. -- accepted -- false rosinweed |
| |
Osmorhiza occidentalis (Nutt. ex Torr. & A. Gray) Torr. -- accepted -- sweetanise, western sweetroot |
| |
Othake callosa (Nutt.) Bush -- not accepted |
| |
Othake sphacelata (Nutt. ex Torr.) Rydb. -- not accepted |
| |
Oxalis acetosella ssp. oregana (Nutt.) D. Löve -- not accepted |
| |
Oxalis albicans ssp. pilosa (Nutt.) Eiten -- accepted -- radishroot woodsorrel |
| |
Oxalis corniculata ssp. pilosa (Nutt.) Lourteig -- not accepted |
| |
Oxalis corniculata var. pilosa (Nutt.) B.L. Turner -- not accepted |
| |
Oxalis oregana Nutt. -- accepted -- redwood-sorrel |
| |
Oxalis pilosa Nutt. -- not accepted |
| |
Oxalis pumila Nutt. -- not accepted |
| |
Oxalis wrightii var. pilosa (Nutt.) Wiegand -- not accepted |
| |
Oxybaphus decumbens (Nutt.) Sweet -- not accepted |
| |
Oxydenia Nutt. -- not accepted |
| |
Oxydenia filiformis Nutt. ex B.D. Jacks. -- not accepted |
| |
Oxydenia virgata Nutt. ex B.D. Jacks. -- not accepted |
| |
Oxypolis rigidior var. ambigua (Nutt.) B.L. Rob. -- not accepted |
| |
Oxypolis ternata (Nutt.) A. Heller -- not accepted -- piedmont cowbane |
| |
Oxytenia Nutt. -- accepted |
| |
Oxytenia acerosa Nutt. -- accepted -- copperweed |
| |
Oxytheca Nutt. -- accepted |
| |
Oxytheca dendroidea Nutt. -- accepted -- narrowleaf oxytheca |
| |
Oxytheca dendroidea ssp. dendroidea Nutt. -- accepted -- narrowleaf oxytheca |
| |
Oxytheca foliosa Nutt. -- not accepted |
| |
Oxytheca glandulosa Nutt. -- not accepted |
| |
Oxytropis borealis var. viscida (Nutt.) S.L. Welsh -- accepted -- sticky crazyweed, sticky pointloco, viscid locoweed |
| |
Oxytropis lagopus Nutt. -- accepted -- haresfoot crazyweed, haresfoot locoweed |
| |
Oxytropis lagopus var. lagopus Nutt. -- accepted -- haresfoot locoweed |
| |
Oxytropis leucantha var. viscida (Nutt.) B. Boivin -- not accepted |
| |
Oxytropis multiceps Nutt. -- accepted -- flowery pointloco, Nuttall's oxytrope |
| |
Oxytropis nana Nutt. -- accepted -- Wyoming locoweed |
| |
Oxytropis nana var. nana Nutt. -- not accepted -- Wyoming locoweed |
| |
Oxytropis sericea Nutt. -- accepted -- locoweed, silky crazyweed, silvery oxytrope, white crazyweed, white locoweed, white pointloco |
| |
Oxytropis sericea var. sericea Nutt. -- accepted -- silvery oxytrope, white locoweed |
| |
Oxytropis viscida Nutt. -- not accepted |
| |
Oxytropis viscida var. viscida Nutt. -- not accepted -- oxytropis visqueux variété visqueux, sticky locoweed |
| |
Pachylophis caespitosus (Nutt.) Raim. -- not accepted |
| |
Pachylophis cespitosus (Nutt.) Raim. -- not accepted |
| |
Pachylophis montanus (Nutt.) A. Nelson -- not accepted |
| |
Packera cymbalarioides (Nutt.) W.A. Weber & Á. Löve -- not accepted -- cleftleaf groundsel |
| |
Packera debilis (Nutt.) W.A. Weber & Á. Löve -- accepted -- weak groundsel |
| |
Packera plattensis (Nutt.) W.A. Weber & Á. Löve -- accepted -- prairie groundsel |
| |
Packera schweinitziana (Nutt.) W.A. Weber & Á. Löve -- accepted -- Schweinitz's ragwort |
| |
Paeonia brownii ssp. californica (Nutt.) Abrams -- not accepted |
| |
Paeonia californica Nutt. -- accepted -- California peony |
| |
Palafoxia callosa (Nutt.) Torr. & A. Gray -- accepted -- small palafox, small palafoxia |
| |
Palafoxia integrifolia (Nutt.) Torr. & A. Gray -- accepted -- coastal plain palafox, coastalplain palafox |
| |
Palafoxia sphacelata (Nutt. ex Torr.) Cory -- accepted -- othake, rayed palafoxia |
| |
Panicularia distans var. airoides (Nutt.) Scribn. -- not accepted |
| |
Panicum baldwinii Nutt. ex Kearney -- not accepted |
| |
Panicum baldwinii Nutt. ex Scribn. -- not accepted |
| |
Panicum baldwinii Nutt. ex Chapm. -- not accepted |
| |
Parietaria floridana Nutt. -- accepted -- Florida pellitory, pellitory |
| |
Paronychia americana (Nutt.) Fenzl ex Walp. -- accepted -- American nailwort |
| |
Paronychia americana ssp. americana (Nutt.) Fenzl ex Walp. -- not accepted -- American nailwort |
| |
Paronychia argyrocoma (Michx.) Nutt. -- accepted -- silvery nailwort |
| |
Paronychia depressa (Torr. & A. Gray) Nutt. ex A. Nelson -- accepted -- spreading nailwort |
| |
Paronychia depressa var. depressa (Torr. & A. Gray) Nutt. ex A. Nelson -- not accepted -- spreading nailwort |
| |
Paronychia herniarioides (Michx.) Nutt. -- accepted -- coastal plain nailwort, coastalplain nailwort |
| |
Paronychia sessiliflora Nutt. -- accepted -- creeping nailwort, low nailwort, nailwort, stemless nailwort |
| |
Parosela aurea (Nutt. ex Fraser) Britton -- not accepted |
| |
Parosela enneandra (Nutt. ex Fraser) Britton -- not accepted |
| |
Parthenium alpinum (Nutt.) Torr. & A. Gray -- accepted -- alpine feverfew, Arkansas River feverfew |
| |
Paspalum racemosum Nutt. -- not accepted |
| |
Paspalum racemulosum Nutt. -- not accepted |
| |
Pedicularis pallida Nutt. -- not accepted |
| |
Pediomelum digitatum (Nutt. ex Torr. & A. Gray) Isely -- accepted -- palmleaf Indian breadroot |
| |
Pediomelum hypogaeum (Nutt.) Rydb. -- accepted -- scurfpea, subterranean Indian breadroot |
| |
Pediomelum hypogaeum var. hypogaeum (Nutt.) Rydb. -- accepted -- subterranean Indian breadroot |
| |
Peniophyllum linifolium (Nutt.) Pennell -- not accepted |
| |
Pennisetum corrugatum (Elliott) Nutt. -- not accepted |
| |
Pennisetum laevigatum Nutt. -- not accepted |
| |
Pennisetum pungens Nutt. -- not accepted |
| |
Penstemon albidus Nutt. -- accepted -- white penstemon |
| |
Penstemon angustifolius Nutt. ex Pursh -- accepted -- broad-beard beardtongue, broadbeard beardtongue, narrowleaf penstemon |
| |
Penstemon angustifolius var. angustifolius Nutt. ex Pursh -- accepted -- broad-beard beardtongue, broadbeard beardtongue |
| |
Penstemon caespitosus Nutt. ex A. Gray -- accepted -- mat penstemon |
| |
Penstemon caespitosus var. caespitosus Nutt. ex A. Gray -- accepted -- mat penstemon |
| |
Penstemon cobaea Nutt. -- accepted -- cobaea beardtongue, cobaea penstemon |
| |
Penstemon cobaea var. cobaea Nutt. -- accepted -- cobaea beardtongue |
| |
Penstemon digitalis Nutt. ex Sims -- accepted -- talus slope penstemon |
| |
Penstemon gracilis Nutt. -- accepted -- lilac penstemon, slender beardtongue, slender penstemon |
| |
Penstemon gracilis var. gracilis Nutt. -- not accepted -- lilac beardtongue, lilac penstemon |
| |
Penstemon grandiflorus Nutt. -- accepted -- large beardtongue, largeflowered penstemon |
| |
Penstemon humilis Nutt. ex A. Gray -- accepted -- low beardtongue, low penstemon |
| |
Penstemon humilis ssp. humilis Nutt. ex A. Gray -- not accepted -- low beardtongue, low penstemon |
| |
Penstemon humilis var. humilis Nutt. ex A. Gray -- accepted -- low beardtongue |
| |
Penstemon laevigatus ssp. digitalis (Nutt. ex Sims) R.W. Benn. -- not accepted |
| |
Penstemon pumilus Nutt. -- accepted -- Salmon River beardtongue |
| |
Penstemon tubiflorus Nutt. -- accepted -- white wand beardtongue |
| |
Penstemon tubiflorus var. tubiflorus Nutt. -- not accepted -- white wand beardtongue |
| |
Pentachaeta Nutt. -- accepted -- pygmydaisy |
| |
Pentachaeta aurea Nutt. -- accepted -- golden chaetopappa |
| |
Pentameris sericea (Nutt.) A. Nelson & J.F. Macbr. -- not accepted |
| |
Peperomia leptostachya (Nutt.) Chapm. -- not accepted -- aridland peperomia |
| |
Peplis diandra Nutt. ex DC. -- not accepted |
| |
Peraphyllum Nutt. -- accepted |
| |
Peraphyllum ramosissimum Nutt. -- accepted -- squaw apple, squawapple, wild crab apple |
| |
Perideridia americana (Nutt. ex DC.) Rchb. -- accepted -- eastern yampah, Osage perideridia |
| |
Peritoma arborea (Nutt.) Iltis -- accepted -- bladderpod spiderflower |
| |
Peritoma arborea var. arborea (Nutt.) Iltis -- accepted -- bladderpod spiderflower |
| |
Petalostemon decumbens Nutt. -- not accepted |
| |
Petalostemon gracilis Nutt. -- not accepted |
| |
Petalostemon multiflorus Nutt. -- not accepted |
| |
Petalostemon villosus Nutt. -- not accepted |
| |
Petasites hookerianus (Nutt.) Rydb. -- not accepted |
| |
Petasites speciosus (Nutt.) Piper -- not accepted |
| |
Petradoria pumila (Nutt.) Greene -- accepted -- grassy rockgoldenrod, rock goldenrod |
| |
Petradoria pumila ssp. pumila (Nutt.) Greene -- accepted -- grassy rock goldenrod, grassy rockgoldenrod |
| |
Petrophyton caespitosum (Nutt.) Rydb. -- not accepted -- mat rockspirea, rockspirea, tufted rockmat |
| |
Petrophyton caespitosum var. caespitosum (Nutt.) Rydb. -- not accepted -- mat rockspirea, Rocky Mountain rockmat, Rocky Mountain rockspirea |
| |
Petrophytum (Nutt. ex Torr. & A. Gray) Rydb. -- accepted -- rockspirea |
| |
Petrophytum caespitosum (Nutt.) Rydb. -- accepted -- mat rockspirea |
| |
Petrophytum caespitosum ssp. caespitosum (Nutt.) Rydb. -- accepted -- rock spiraea |
| |
Petrophytum caespitosum var. caespitosum (Nutt.) Rydb. -- not accepted -- mat rockspirea |
| |
Peucedanum ambiguum (Nutt.) Nutt. ex Torr. & A. Gray -- not accepted |
| |
Peucedanum macrocarpum Nutt. ex Torr. & A. Gray -- not accepted |
| |
Phaca longifolia (Pursh) Nutt. -- not accepted |
| |
Phacelia glabra Nutt. -- accepted -- smooth phacelia, smooth scorpionweed |
| |
Phacelia glandulosa Nutt. -- accepted -- glandular phacelia |
| |
Phacelia glandulosa var. glandulosa Nutt. -- accepted -- glandular phacelia |
| |
Phacelia hirsuta Nutt. -- accepted -- fuzzy phacelia, hairy phacelia |
| |
Phacelia ranunculacea (Nutt.) Constance -- accepted -- oceanblue phacelia |
| |
Phalaris maritima Nutt. -- not accepted |
| |
Phalaris occidentalis Nutt. -- not accepted |
| |
Phaseolus polystachios var. sinuatus (Nutt. ex Torr. & A. Gray) R. Marechal, J.M. Mascherpa & F. Stainier -- accepted -- thicket bean |
| |
Phaseolus sinuatus Nutt. ex Torr. & A. Gray -- not accepted |
| |
Phellopterus montanus Nutt. ex Torr. & A. Gray (pro. syn.) -- not accepted |
| |
Phemeranthus parviflorus (Nutt.) Kiger -- accepted -- sunbright |
| |
Philadelphus hirsutus Nutt. -- accepted -- streambank mock orange |
| |
Philadelphus hirsutus var. hirsutus Nutt. -- not accepted -- streambank mockorange |
| |
Philadelphus oreganus Nutt. ex Torr. & A. Gray -- not accepted -- Oregon mock orange |
| |
Phlox bryoides Nutt. -- not accepted |
| |
Phlox caespitosa Nutt. -- accepted -- Douglas phlox, tufted phlox |
| |
Phlox hentzii Nutt. -- not accepted |
| |
Phlox hoodii ssp. muscoides (Nutt.) Wherry -- accepted -- moss phlox, musk phlox |
| |
Phlox longifolia Nutt. -- accepted -- longleaf phlox |
| |
Phlox longifolia ssp. longifolia Nutt. -- accepted -- longleaf phlox |
| |
Phlox muscoides Nutt. -- not accepted |
| |
Phlox nana Nutt. -- accepted -- Santa Fe phlox |
| |
Phlox nivalis ssp. hentzii (Nutt.) Wherry -- accepted -- Hentz's phlox |
| |
Phoenicaulis Nutt. -- accepted |
| |
Phoenicaulis cheiranthoides Nutt. -- accepted -- wallflower phoenicaulis |
| |
Phoenicaulis cheiranthoides var. cheiranthoides Nutt. -- not accepted |
| |
Pholisma Nutt. ex Hook. -- accepted |
| |
Pholisma arenarium Nutt. ex Hook. -- accepted -- desert Christmas tree |
| |
Pholistoma racemosa (Nutt. ex A. Gray) Constance -- not accepted |
| |
Pholistoma racemosum (Nutt. ex A. Gray) Constance -- accepted -- racemed fiestaflower |
| |
Phoradendron Nutt. -- accepted -- mistletoe |
| |
Phoradendron californicum Nutt. -- accepted -- mesquite mistletoe |
| |
Phoradendron flavescens (Pursh) Nutt. ex A. Gray. -- not accepted |
| |
Phoradendron flavescens var. villosum (Nutt.) Engelm. -- not accepted |
| |
Phoradendron villosum (Nutt.) Nutt. ex Engelm. -- accepted -- Pacific mistletoe |
| |
Phoradendron villosum ssp. villosum (Nutt.) Nutt. ex Engelm. -- not accepted -- Pacific mistletoe |
| |
Phyllanthus polygonoides Nutt. ex Spreng. -- accepted -- knotweed leaflower, smartweed leaf-flower, smartweed leafflower |
| |
Physalis angustifolia Nutt. -- accepted -- coastal groundcherry |
| |
Physalis longifolia Nutt. -- accepted -- common groundcherry, long-leaf ground-cherry, longleaf groundcherry |
| |
Physalis longifolia var. longifolia Nutt. -- accepted -- long-leaf ground-cherry, longleaf groundcherry |
| |
Physalis mollis Nutt. -- accepted -- field groundcherry |
| |
Physalis mollis var. mollis Nutt. -- accepted -- field groundcherry |
| |
Physalis pumila Nutt. -- accepted -- dwarf groundcherry |
| |
Physalis viscosa ssp. mollis (Nutt.) Waterf. -- not accepted |
| |
Physalis walteri Nutt. -- accepted -- Walter's groundcherry |
| |
Physaria (Nutt. ex Torr. & A. Gray) A. Gray -- accepted -- twinpod |
| |
Physaria angustifolia (Nutt. ex Torr. & A. Gray) O'Kane & Al-Shehbaz -- accepted -- threadleaf bladderpod |
| |
Physaria ludoviciana (Nutt.) O'Kane & Al-Shehbaz -- accepted -- foothill bladderpod |
| |
Physostegia intermedia (Nutt.) Engelm. & A. Gray -- accepted -- intermediate dragonhead, slender false dragonhead |
| |
Physostegia parviflora Nutt. ex A. Gray -- accepted -- false dragonhead, western false dragonhead |
| |
Physostegia virginiana var. parviflora (Nutt. ex A. Gray) B. Boivin -- not accepted |
| |
Pickeringia Nutt. -- accepted -- chaparral pea |
| |
Pickeringia montana Nutt. -- accepted -- chaparral pea, Montana chaparral pea |
| |
Pickeringia montana var. montana Nutt. -- accepted -- chaparral pea, Montana chaparral pea |
| |
Picradeniopsis oppositifolia (Nutt.) Rydb. ex Britton -- accepted -- opposite-leaf false bahia, oppositeleaf bahia, plains bahia |
| |
Picrothamnus Nutt. -- accepted -- bud sagebrush |
| |
Picrothamnus desertorum Nutt. -- accepted -- bud sagebrush |
| |
Pinus strobus var. monticola (Douglas ex D. Don) Nutt. -- not accepted |
| |
Piper leptostachyon Nutt. -- not accepted |
| |
Pitavia dumosa Nutt. -- not accepted |
| |
Pitcheria Nutt. -- not accepted |
| |
Pitcheria galactioides Nutt. -- not accepted |
| |
Pitcheria galactoides Nutt. -- not accepted |
| |
Pityopsis Nutt. -- accepted -- pityopsis, silkgrass |
| |
Pityopsis falcata (Pursh) Nutt. -- accepted -- sickleleaf silkgrass |
| |
Pityopsis graminifolia (Michx.) Nutt. -- accepted -- narrowleaf silkgrass |
| |
Pityopsis graminifolia var. graminifolia (Michx.) Nutt. -- accepted -- narrowleaf silkgrass |
| |
Pityopsis pinifolia (Elliot) Nutt. -- accepted -- Taylor County goldaster |
| |
Plagiobothrys tenellus (Nutt. ex Hook.) A. Gray -- accepted -- Pacific popcornflower |
| |
Plantago heterophylla Nutt. -- accepted -- slender plantain |
| |
Plantago patagonica var. gnaphalioides (Nutt.) A. Gray -- not accepted |
| |
Plantago pusilla Nutt. -- accepted -- dwarf plantain, woolly Indianwheat, woolly plantain |
| |
Platanthera huronensis (Nutt.) Lindl. -- accepted -- Huron green orchid |
| |
Platanthera hyperborea var. huronensis (Nutt.) Luer -- not accepted -- Huron green orchid |
| |
Platanthera integra (Nutt.) A. Gray ex L.C. Beck -- not accepted -- yellow fringeless orchid |
| |
Platanthera leucophaea (Nutt.) Lindl. -- accepted -- eastern prairie fringed orchid, prairie white fringed orchid |
| |
Platanthera nivea (Nutt.) Luer -- not accepted -- snowy orchid |
| |
Platanthera repens (Nutt.) Alph. Wood -- not accepted |
| |
Platanus racemosa Nutt. -- accepted -- California sycamore |
| |
Plectocephalus americanus (Nutt.) D. Don -- accepted -- American star-thistle |
| |
Pleiacanthus spinosus (Nutt.) Rydb. -- accepted -- thorn skeletonweed |
| |
Pleopogon Nutt. -- not accepted |
| |
Pleopogon setosum Nutt. -- not accepted |
| |
Pleopogon setosus Nutt. -- not accepted |
| |
Pleuraphis sericea Nutt. ex Benth. -- not accepted |
| |
Pluchea sericea (Nutt.) Coville -- accepted -- arrowweed |
| |
Poa airoides Nutt. -- not accepted |
| |
Poa andina Nutt. ex S. Watson -- not accepted |
| |
Poa andina Nutt. ex Vasey -- not accepted |
| |
Poa capitata Nutt. -- not accepted |
| |
Poa cuspidata Nutt. -- accepted -- early bluegrass |
| |
Poa interrupta Nutt. -- not accepted |
| |
Poa melicoides (Michx.) Nutt. -- not accepted |
| |
Poa obtusa Nutt. -- not accepted |
| |
Poa parviflora Nutt. -- not accepted |
| |
Poa pungens Nutt. -- not accepted |
| |
Poa tenella Nutt. -- not accepted |
| |
Poa tenuifolia Nutt. ex S. Watson -- not accepted |
| |
Poa trichodes Nutt. -- not accepted |
| |
Podostemum abrotanoides Nutt. -- not accepted |
| |
Polanisia erosa (Nutt.) Iltis -- accepted -- large clammyweed |
| |
Polanisia erosa ssp. erosa (Nutt.) Iltis -- accepted -- large clammyweed |
| |
Polemonium viscosum Nutt. -- accepted -- sticky Jacob's-ladder, sticky polemonium |
| |
Polemonium viscosum var. viscosum Nutt. -- not accepted |
| |
Polyantherix hystrix (Nutt.) Nees -- not accepted |
| |
Polycarpon depressum Nutt. -- accepted -- California manyseed |
| |
Polycodium floridanum (Nutt.) Greene -- not accepted |
| |
Polygala alba Nutt. -- accepted -- white milkwort |
| |
Polygala ambigua Nutt. -- accepted -- whorled milkwort |
| |
Polygala balduinii Nutt. -- accepted -- Baldwin's milkwort |
| |
Polygala balduinii var. balduinii Nutt. -- not accepted -- Baldwin's milkwort |
| |
Polygala boykinii Nutt. -- accepted -- Boykin's milkwort |
| |
Polygala boykinii var. boykinii Nutt. -- accepted -- Boykin's milkwort |
| |
Polygala brevifolia Nutt. -- accepted -- littleleaf milkwort |
| |
Polygala californica Nutt. -- accepted -- California milkwort |
| |
Polygala verticillata var. ambigua (Nutt.) Alph. Wood -- not accepted -- whorled milkwort |
| |
Polygonum buxifolium Nutt. ex Bong. -- not accepted |
| |
Polygonum confertiflorum Nutt. ex Piper -- not accepted |
| |
Polygonum glaucum Nutt. -- accepted -- seaside knotweed |
| |
Polygonum gracile Nutt. -- not accepted |
| |
Polygonum imbricatum Nutt. -- not accepted |
| |
Polygonum kelloggii var. confertiflorum (Nutt. ex Piper) Dorn -- not accepted |
| |
Polygonum polygaloides ssp. confertiflorum (Nutt. ex Piper) J.C. Hickman -- accepted -- denseflower knotweed, fruitleaf knotweed |
| |
Polyotus angustifolius Nutt. -- not accepted |
| |
Polypappus sericeus Nutt. -- not accepted |
| |
Polypogon crinitus (Schreb.) Nutt. -- not accepted |
| |
Polypogon racemosus (Michx.) Nutt. -- not accepted |
| |
Polypteris callosa (Nutt.) A. Gray -- not accepted |
| |
Polypteris integrifolia Nutt. -- not accepted |
| |
Polypteris sphacelata (Nutt. ex Torr.) Trel. -- not accepted |
| |
Pontederia cordata var. lanceolata (Nutt.) Griseb. -- not accepted |
| |
Pontederia lanceolata Nutt. -- not accepted |
| |
Potentilla brevifolia Nutt. -- accepted -- sparseleaf cinquefoil |
| |
Potentilla douglasii var. parviflora (Nutt. ex Hook. & Arn.) J.T. Howell -- not accepted -- pinewoods horkelia |
| |
Potentilla effusa var. filicaulis Nutt. -- not accepted |
| |
Potentilla effusa var. gossypina Nutt. ex Torr. & A. Gray -- not accepted |
| |
Potentilla fastigiata Nutt. -- not accepted |
| |
Potentilla fissa Nutt. -- not accepted -- bigflower cinquefoil |
| |
Potentilla gracilis var. fastigiata (Nutt.) S. Watson -- accepted -- northwest cinquefoil, Nuttall's cinquefoil, slender cinquefoil |
| |
Potentilla gracilis var. flabelliformis (Lehm.) Nutt. ex Torr. & A. Gray -- accepted -- fanleaf cinquefoil, slender cinquefoil |
| |
Potentilla hippiana var. filicaulis (Nutt.) B. Boivin -- not accepted |
| |
Potentilla paradoxa Nutt. -- not accepted -- bushy cinquefoil, Paradox cinquefoil |
| |
Potentilla plattensis Nutt. -- accepted -- Platte cinquefoil, Platte River cinquefoil |
| |
Potentilla rivalis Nutt. -- accepted -- brook cinquefoil, river cinquefoil |
| |
Potentilla rivalis var. rivalis Nutt. -- not accepted -- brook cinquefoil |
| |
Potentilla supina ssp. paradoxa (Nutt.) Soják -- accepted -- bushy cinquefoil |
| |
Potentilla supina var. paradoxa (Nutt.) Th. Wolf -- not accepted |
| |
Poteridium annuum (Nutt.) Spach -- accepted -- prairie burnet |
| |
Poterium annuum Nutt. -- not accepted |
| |
Prionopsis Nutt. -- not accepted -- prionopsis |
| |
Prionopsis ciliata (Nutt.) Nutt. -- not accepted |
| |
Prunus demissa (Nutt.) Walp. -- not accepted |
| |
Prunus demissa (Nutt.) D. Dietr. -- not accepted |
| |
Prunus ilicifolia (Nutt. ex Hook. & Arn.) D. Dietr. -- accepted -- hollyleaf cherry |
| |
Prunus ilicifolia ssp. ilicifolia (Nutt. ex Hook. & Arn.) D. Dietr. -- not accepted -- hollyleaf cherry |
| |
Prunus ilicifolia var. ilicifolia (Nutt. ex Hook. & Arn.) D. Dietr. -- accepted -- hollyleaf cherry |
| |
Prunus virginiana ssp. demissa (Nutt.) Roy L. Taylor & MacBryde -- not accepted |
| |
Prunus virginiana var. demissa (Nutt.) Torr. -- accepted -- western chokecherry |
| |
Psathyrotes annua (Nutt.) A. Gray -- accepted -- annual psathyrotes, mealy rosettes, turtleback |
| |
Pseudognaphalium canescens ssp. microcephalum (Nutt.) Kartesz -- not accepted -- Wright's cudweed |
| |
Pseudognaphalium microcephalum (Nutt.) Anderb. -- accepted -- Wright's cudweed |
| |
Pseudognaphalium ramosissimum (Nutt.) Anderb. -- accepted -- pink cudweed |
| |
Psilocarphus Nutt. -- accepted -- woollyheads, woolyheads |
| |
Psilocarphus brevissimus Nutt. -- accepted -- dwarf woolyheads, short woollyheads |
| |
Psilocarphus brevissimus var. brevissimus Nutt. -- accepted -- short woollyheads |
| |
Psilocarphus oregonus Nutt. -- accepted -- Oregon woollyheads |
| |
Psilocarphus tenellus Nutt. -- accepted -- slender woollyheads |
| |
Psilocarphus tenellus var. tenellus Nutt. -- not accepted -- slender woollyheads |
| |
Psilochenia acuminata (Nutt.) W.A. Weber -- not accepted |
| |
Psilochenia occidentalis (Nutt.) Nutt. -- not accepted |
| |
Psilochenia runcinata ssp. glauca (Nutt.) W.A. Weber -- not accepted |
| |
Psilostrophe tagetina (Nutt.) Greene -- accepted -- woolly paperflower, wooly paperflower |
| |
Psilostrophe tagetina var. tagetina (Nutt.) Greene -- not accepted -- woolly paperflower, wooly paperflower |
| |
Psoralea digitata Nutt. ex Torr. & A. Gray -- not accepted |
| |
Psoralea floribunda Nutt. ex Torr. & A. Gray -- not accepted |
| |
Psoralea hypogaea Nutt. -- not accepted |
| |
Psoralea lanceolata ssp. scabra (Nutt.) Piper -- not accepted |
| |
Psoralea onobrychis Nutt. -- not accepted |
| |
Psoralea scabra Nutt. -- not accepted |
| |
Psoralea simplex Nutt. ex Torr. & A. Gray -- not accepted |
| |
Psoralea tenuiflora var. floribunda (Nutt. ex Torr. & A. Gray) Rydb. -- not accepted |
| |
Psoralea virgata Nutt. -- not accepted |
| |
Psoralidium digitatum (Nutt. ex Torr. & A. Gray) Rydb. -- not accepted |
| |
Psychotria lanceolata Nutt. -- not accepted |
| |
Psychotria nervosa var. lanceolata (Nutt.) Sarg. -- not accepted |
| |
Pterophyton pauciflorum (Nutt.) Alexander -- not accepted |
| |
Pterospora Nutt. -- accepted -- pinedrops |
| |
Pterospora andromedea Nutt. -- accepted -- giant bird's nest, giant pinedrops, woodland pinedrops |
| |
Pteryxia (Nutt. ex Torr. & A. Gray) Nutt. ex J.M. Coult. & Rose -- accepted -- springparsley, wavewing |
| |
Pycnanthemum incanum var. loomisii (Nutt.) Fernald -- not accepted |
| |
Pycnanthemum loomisii Nutt. -- accepted -- Loomis' mountainmint |
| |
Pycnanthemum nudum Nutt. -- accepted -- coastal plain mountainmint, coastalplain mountainmint |
| |
Pycnanthemum pilosum Nutt. -- accepted -- whorled mountainmint |
| |
Pycnanthemum setosum Nutt. -- accepted -- awned mountainmint |
| |
Pycnanthemum verticillatum var. pilosum (Nutt.) Cooperr. -- not accepted -- whorled mountainmint |
| |
Pylostachya balduinii (Nutt.) Small -- not accepted |
| |
Pyrola aphylla var. leptosepala Nutt. -- not accepted |
| |
Pyrola elata Nutt. -- not accepted |
| |
Pyrola elliptica Nutt. -- accepted -- elliptic shineleaf, large-leaved shineleaf, waxflower shinleaf |
| |
Pyrrhopappus grandiflorus (Nutt.) Nutt. -- accepted -- tuberous desert-chicory, tuberous desertchicory |
| |
Pyrrocoma racemosa (Nutt.) Torr. & A. Gray -- accepted -- clustered goldenweed |
| |
Pyrrocoma racemosa var. paniculata (Nutt.) Kartesz & Gandhi -- accepted -- clustered goldenweed |
| |
Pyrrocoma racemosa var. racemosa (Nutt.) Torr. & A. Gray -- accepted -- clustered goldenweed |
| |
Pyrrocoma radiata Nutt. -- accepted -- ray goldenweed, Snake River goldenweed |
| |
Pyrrocoma radiata var. radiata Nutt. -- not accepted |
| |
Quercus dumosa Nutt. -- accepted -- coastal sage scrub oak, Nuttall's scrub oak |
| |
Quercus dumosa var. dumosa Nutt. -- not accepted -- coastal sage scrub oak |
| |
Quercus falcata var. triloba (Michx.) Nutt. -- not accepted |
| |
Quercus gambelii Nutt. -- accepted -- Gambel's oak |
| |
Quercus gambelii var. gambelii Nutt. -- not accepted -- Gambel's oak |
| |
Quercus macrocarpa var. depressa (Nutt.) Engelm. -- not accepted -- bur oak |
| |
Quercus michauxii Nutt. -- accepted -- swamp chestnut oak |
| |
Quercus X leana Nutt. (pro sp.) -- accepted -- oak |
| |
Radicula obtusa (Nutt.) Greene -- not accepted |
| |
Radicula sessiliflora (Nutt.) Greene -- not accepted |
| |
Radicula sinuata (Nutt.) Greene -- not accepted |
| |
Rafinesquia Nutt. -- accepted -- California chicory, chicory, plumeseed |
| |
Rafinesquia californica Nutt. -- accepted -- California chicory, California plumeseed |
| |
Raimannia humifusa (Nutt.) Rose -- not accepted |
| |
Raimannia rhombipetala (Nutt. ex Torr. & A. Gray) Rose -- not accepted |
| |
Ranunculus bongardii var. tenellus (Nutt.) Greene -- not accepted |
| |
Ranunculus gmelini var. limosus (Nutt.) H. Hara -- not accepted |
| |
Ranunculus gmelinii var. limosus (Nutt.) H. Hara -- not accepted -- Gmelin's buttercup |
| |
Ranunculus limosus Nutt. -- not accepted |
| |
Ranunculus micranthus Nutt. -- accepted -- rock buttercup |
| |
Ranunculus occidentalis Nutt. -- accepted -- western buttercup |
| |
Ranunculus occidentalis var. occidentalis Nutt. -- accepted -- western buttercup |
| |
Ranunculus raninculinus (Nutt.) Rydb. -- not accepted |
| |
Ranunculus ranunculinus (Nutt.) Rydb. -- accepted -- tadpole buttercup |
| |
Ranunculus sceleratus ssp. multifidus (Nutt.) Hultén -- not accepted |
| |
Ranunculus sceleratus var. multifidus Nutt. -- accepted -- blister buttercup, cursed buttercup |
| |
Ratibida columnifera (Nutt.) Woot. & Standl. -- accepted -- prairie coneflower, redspike Mexican hat, upright prairie coneflower |
| |
Rhamnus crocea Nutt. -- accepted -- hollyleaf buckthorn, redberry buckthorn |
| |
Rhamnus crocea ssp. crocea Nutt. -- accepted -- redberry buckthorn |
| |
Rhexia serrulata Nutt. -- not accepted |
| |
Rhus aromatica ssp. trilobata (Nutt.) W.A. Weber -- not accepted |
| |
Rhus aromatica var. trilobata (Nutt.) A. Gray ex S. Watson -- not accepted -- ill-scented sumac, skunkbush sumac |
| |
Rhus integrifolia (Nutt.) Benth. & Hook. f. ex W.H. Brewer & S. Watson -- accepted -- lemonade sumac |
| |
Rhus laurina Nutt. -- not accepted |
| |
Rhus trilobata Nutt. -- not accepted -- skunkbush sumac |
| |
Rhus trilobata var. trilobata Nutt. -- not accepted -- ill-scented sumac, skunkbush, skunkbush sumac |
| |
Rhynchosia galactoides (Nutt.) Endl. ex Walp. -- not accepted |
| |
Rhynchosia latifolia Nutt. ex Torr. & A. Gray -- accepted -- broadleaf snoutbean, prairie snoutbean |
| |
Ribes missouriense Nutt. -- accepted -- Missouri gooseberry |
| |
Ribes reniforme Nutt. -- not accepted |
| |
Ribes rotundifolium var. villosum (Nutt.) Dippel -- not accepted |
| |
Ribes villosum Nutt. -- not accepted |
| |
Riddellia tagetina (Nutt.) Greene -- not accepted |
| |
Rorippa curvisiliqua var. lyrata (Nutt.) M. Peck ex C.L. Hitchc. -- not accepted -- lyrateleaf yellowcress |
| |
Rorippa lyrata (Nutt.) Greene -- not accepted |
| |
Rorippa obtusa (Nutt.) Britton -- not accepted |
| |
Rorippa palustris var. cernua (Nutt.) Stuckey -- not accepted |
| |
Rorippa sessiliflora (Nutt.) Hitchc. -- accepted -- stalkless yellowcress |
| |
Rorippa sinuata (Nutt.) Hitchc. -- accepted -- spreading yellowcress |
| |
Rosa foliolosa Nutt. ex Torr. & A. Gray -- accepted -- white prairie rose |
| |
Rosa gymnocarpa Nutt. -- accepted -- dwarf rose |
| |
Rosa gymnocarpa var. gymnocarpa Nutt. -- accepted -- dwarf rose, wood rose |
| |
Rottboellia campestris Nutt. -- not accepted |
| |
Rottboellia ciliata Nutt. -- not accepted |
| |
Rottboellia paniculata (Nutt.) Spreng. -- not accepted |
| |
Rottboellia rugosa Nutt. -- not accepted |
| |
Rubacer parviflorum (Nutt.) Rydb. -- not accepted |
| |
Rubacer parviflorus (Nutt.) Rydb. -- not accepted |
| |
Rubus parviflorus Nutt. -- accepted -- thimbleberry, western thimbleberry |
| |
Rubus parviflorus var. parviflorus Nutt. -- not accepted -- thimbleberry, western thimbleberry |
| |
Rudbeckia bicolor Nutt. -- not accepted -- pinewoods coneflower |
| |
Rudbeckia columnifera Nutt. -- not accepted |
| |
Rudbeckia globosa Nutt. -- not accepted |
| |
Rudbeckia hirta var. serotina (Nutt.) Core -- not accepted |
| |
Rudbeckia maxima Nutt. -- accepted -- great coneflower |
| |
Rudbeckia nitida Nutt. -- accepted -- shiny coneflower |
| |
Rudbeckia nitida var. nitida Nutt. -- not accepted -- shiny coneflower |
| |
Rudbeckia occidentalis Nutt. -- accepted -- western coneflower |
| |
Rudbeckia occidentalis var. occidentalis Nutt. -- not accepted -- western coneflower |
| |
Rudbeckia pallida Nutt. -- not accepted |
| |
Rudbeckia serotina Nutt. -- not accepted |
| |
Ruellia humilis Nutt. -- accepted -- fringeleaf wild petunia, low ruellia, wild petunia |
| |
Ruellia humilis sensu Small, non Nutt. -- not accepted -- fringeleaf wild petunia |
| |
Ruellia humilis var. humilis Nutt. -- not accepted -- fringeleaf wild petunia |
| |
Rufacer drummondii (Hook. & Arn. ex Nutt.) Small -- not accepted |
| |
Rumex paucifolius Nutt. -- accepted -- alpine sheep sorrel, fewleaved dock, meadow dock |
| |
Rumex paucifolius ssp. paucifolius Nutt. -- not accepted -- alpine sheep sorrel, fewleaved dock |
| |
Sabatia campestris Nutt. -- accepted -- meadow pink, prairie rose gentian, Texas star |
| |
Sabulina brevifolia (Nutt. ex Torr. & A. Gray) Small -- not accepted |
| |
Saccharodendron grandidentatum (Nutt.) Nieuwl. -- not accepted |
| |
Saccharum alopecuroides (L.) Nutt. -- accepted |
| |
Saccharum alopecuroidum (L.) Nutt. -- not accepted -- silver plumegrass |
| |
Saccharum contortum (Elliott) Nutt. -- not accepted |
| |
Saccharum strictum (Baldwin) Nutt. -- not accepted |
| |
Sagittaria arifolia Nutt. ex J.G. Sm. -- not accepted |
| |
Salix argophylla Nutt. -- not accepted |
| |
Salix brachycarpa Nutt. -- accepted -- barrenground willow, shortfruit willow |
| |
Salix brachycarpa ssp. brachycarpa Nutt. -- not accepted -- barrenground willow, short-fruited willow |
| |
Salix brachycarpa ssp. brachycarpa var. brachycarpa Nutt. -- not accepted |
| |
Salix brachycarpa var. brachycarpa Nutt. -- accepted -- shortfruit willow |
| |
Salix caudata (Nutt.) A. Heller -- not accepted |
| |
Salix cordata var. lutea (Nutt.) Bebb -- not accepted |
| |
Salix cuneata Nutt. -- not accepted |
| |
Salix exigua Nutt. -- accepted -- coyote willow, desert willow, narrowleaf willow, sandbar willow |
| |
Salix exigua ssp. melanopsis (Nutt.) Cronquist -- not accepted |
| |
Salix exigua var. exigua Nutt. -- accepted -- coyote willow, narrowleaf willow |
| |
Salix exigua var. sessilifolia (Nutt.) Dorn -- not accepted |
| |
Salix flavescens Nutt. -- not accepted |
| |
Salix fluviatilis Nutt. -- not accepted -- river willow |
| |
Salix fluviatilis auct. non Nutt. -- not accepted -- river willow |
| |
Salix fluviatilis var. argophylla (Nutt.) Sarg. -- not accepted |
| |
Salix fluviatilis var. sessilifolia (Nutt.) Scoggan -- not accepted |
| |
Salix labradorica var. pumila Nutt. -- not accepted |
| |
Salix lasiandra ssp. caudata (Nutt.) A.E. Murray -- not accepted |
| |
Salix lasiandra var. caudata (Nutt.) Sudw. -- accepted -- greenleaf willow |
| |
Salix longifolia var. argophylla (Nutt.) Andersson -- not accepted |
| |
Salix longifolia var. exigua (Nutt.) Bebb -- not accepted |
| |
Salix longifolia var. sessilifolia (Nutt.) M.E. Jones -- not accepted |
| |
Salix lucida ssp. caudata (Nutt.) A.E. Murray -- not accepted -- greenleaf willow, shining willow |
| |
Salix lutea Nutt. -- accepted -- yellow willow |
| |
Salix macrocarpa Nutt. -- not accepted |
| |
Salix macrostachya Nutt. -- not accepted |
| |
Salix malacophylla Nutt. ex C.R. Ball -- not accepted |
| |
Salix melanopsis Nutt. -- accepted -- dusky willow |
| |
Salix pentandra var. caudata Nutt. -- not accepted |
| |
Salix rotundifolia Nutt. -- not accepted -- least willow |
| |
Salix scouleriana var. flavescens (Nutt.) J.K. Henry -- not accepted |
| |
Salix sessilifolia Nutt. -- accepted -- northwest sandbar willow, northwest willow |
| |
Salix speciosa Nutt. -- not accepted |
| |
Salix stagnalis Nutt. -- not accepted |
| |
Salsola kali var. caroliniana (Walter) Nutt. -- not accepted |
| |
Sambucus glauca Nutt. -- not accepted |
| |
Sanguisorba annua (Nutt.) Nutt. -- not accepted -- prairie burnet |
| |
Sanguisorba occidentalis Nutt. -- not accepted -- western burnet |
| |
Sassafras albidum (Nutt.) Nees -- accepted -- sassafras |
| |
Satureja arkansana (Nutt.) Briq. -- not accepted |
| |
Satureja coccinea (Nutt. ex Hook.) Bertol. -- not accepted |
| |
Satureja glabra (Nutt.) Fernald -- not accepted |
| |
Scaevola coriacea Nutt. -- accepted -- dwarf naupaka |
| |
Schedonnardus paniculatus (Nutt.) Branner & Coville -- not accepted -- tumble grass, tumbleggrass, tumblegrass |
| |
Schmaltzia trilobata (Nutt.) Small -- not accepted |
| |
Schoenocrambe linifolia (Nutt.) Greene -- not accepted -- flaxleaf plainsmustard, rush mustard |
| |
Sclerachne arkansana (Nutt.) Torr. ex Trin. -- not accepted |
| |
Scorzonella Nutt. -- not accepted |
| |
Scorzonella leptosepala Nutt. -- not accepted |
| |
Scutellaria ambigua Nutt. -- not accepted |
| |
Scutellaria nervosa var. ambigua (Nutt.) Fernald -- not accepted |
| |
Scutellaria ovata ssp. versicolor (Nutt.) Epling -- not accepted |
| |
Scutellaria ovata var. versicolor (Nutt.) Fernald -- not accepted |
| |
Sedum cymosum (Nutt.) Fröd. -- not accepted |
| |
Sedum oreganum Nutt. -- accepted -- Oregon stonecrop |
| |
Sedum oreganum ssp. oreganum Nutt. -- not accepted -- Oregon stonecrop |
| |
Sedum oreganum var. oreganum Nutt. -- accepted -- Oregon stonecrop |
| |
Selenia Nutt. -- not accepted |
| |
Selenia Nutt. -- accepted |
| |
Selenia aurea Nutt. -- accepted -- golden selenia, yellow selenia |
| |
Senecio cymbalarioides Nutt. non Senecio cymbalarioides H. Buek -- not accepted -- cleftleaf groundsel |
| |
Senecio debilis Nutt. -- not accepted -- weak groundsel |
| |
Senecio exaltatus Nutt. -- not accepted |
| |
Senecio filifolius Nutt. non P.J. Bergius -- not accepted |
| |
Senecio hydrophilus Nutt. -- accepted -- alkali marsh groundsel, water groundsel, water ragwort |
| |
Senecio integerrimus Nutt. -- accepted -- lamb-tongue ragwort, lambstongue groundsel, lambstongue ragwort |
| |
Senecio integerrimus var. exaltatus (Nutt.) Cronquist -- accepted -- Columbia groundsel, Columbia ragwort |
| |
Senecio integerrimus var. integerrimus Nutt. -- accepted -- lambstongue ragwort |
| |
Senecio lugens var. exaltatus (Nutt.) A. Gray -- not accepted |
| |
Senecio megacephalus Nutt. -- accepted -- rocky ragwort |
| |
Senecio plattensis Nutt. -- not accepted -- prairie groundsel |
| |
Senecio purshianus Nutt. -- not accepted |
| |
Senecio rapifolius Nutt. -- accepted -- openwoods ragwort |
| |
Senecio schweinitizianus Nutt. -- not accepted |
| |
Senecio schweinitzianus Nutt. -- not accepted -- Schweinitz's ragwort |
| |
Sericocarpus oregonensis Nutt. -- accepted -- Oregon whitetop aster |
| |
Sericocarpus oregonensis ssp. oregonensis Nutt. -- accepted -- Oregon whitetop aster |
| |
Sericocarpus oregonensis var. oregonensis Nutt. -- not accepted -- Oregon whitetop aster |
| |
Seriphidium arbusculum (Nutt.) W.A. Weber -- not accepted |
| |
Seriphidium rigidum (Nutt.) W.A. Weber -- not accepted |
| |
Seriphidium tridentatum (Nutt.) W.A. Weber -- not accepted |
| |
Sesleria dactyloides Nutt. -- not accepted |
| |
Setaria glauca var. laevigata (Nutt.) Chapm. -- not accepted |
| |
Setaria laevigata (Nutt.) Schult. -- not accepted |
| |
Seymeria macrophylla Nutt. -- not accepted |
| |
Shepherdia Nutt. -- accepted -- buffaloberries, buffaloberry |
| |
Shepherdia argentea (Pursh) Nutt. -- accepted -- silver buffaloberry |
| |
Shepherdia canadensis (L.) Nutt. -- accepted -- russet buffalo-berry, russet buffaloberry |
| |
Sidalcea malviflora ssp. californica (Nutt. ex Torr. & A. Gray) C.L. Hitchc. -- accepted -- California checkerbloom |
| |
Sidalcea malviflora var. californica (Nutt. ex Torr. & A. Gray) Jeps. -- not accepted |
| |
Sidalcea oregana (Nutt. ex Torr. & A. Gray) A. Gray -- accepted -- Oregon checkerbloom, Oregon checkermallow |
| |
Sidalcea oregana ssp. oregana (Nutt. ex Torr. & A. Gray) A. Gray -- accepted -- Oregon checkerbloom, Oregon checkermallow |
| |
Sidalcea oregana ssp. oregana var. oregana (Nutt. ex Torr. & A. Gray) A. Gray -- not accepted -- Oregon checkerbloom, Oregon checkermallow |
| |
Sidalcea oregana var. oregana (Nutt. ex Torr. & A. Gray) A. Gray -- not accepted -- Oregon checkerbloom |
| |
Sideranthus gracilis (Nutt.) A. Nelson -- not accepted |
| |
Sideranthus grindelioides (Nutt.) Britton -- not accepted |
| |
Sideroxylon lanuginosum ssp. oblongifolium (Nutt.) T.D. Penn. -- accepted -- gum bully |
| |
Sideroxylon macrocarpum (Nutt.) J.R. Allison -- accepted -- large-fruited bully |
| |
Sieglingia stricta (Nutt.) Kuntze -- not accepted |
| |
Silene baldwinii Nutt. -- not accepted |
| |
Silene hookeri Nutt. -- accepted -- Hooker's silene |
| |
Silene hookeri ssp. hookeri Nutt. -- accepted -- Hooker's silene |
| |
Silene nivea (Nutt.) Muhl. ex Otth -- accepted -- evening campion |
| |
Silene rotundifolia Nutt. -- accepted -- roundleaf catchfly |
| |
Silphium asteriscus var. scabrum Nutt. -- not accepted |
| |
Silphium compositum ssp. reniforme (Raf. ex Nutt.) Sweeny & T.R. Fisher -- not accepted |
| |
Silphium compositum var. reniforme (Raf. ex Nutt.) Torr. & A. Gray -- not accepted -- kidneyleaf rosinweed |
| |
Silphium radula Nutt. -- accepted -- roughstem rosinweed, starry rosinweed |
| |
Silphium radula var. radula Nutt. -- accepted -- Reverchon's rosinweed |
| |
Silphium reniforme Raf. ex Nutt. -- not accepted |
| |
Silphium speciosum Nutt. -- not accepted |
| |
Simmondsia Nutt. -- accepted -- goatnut, jojoba |
| |
Simmondsia californica Nutt. -- not accepted |
| |
Siphonychia americana (Nutt.) Torr. & A. Gray -- not accepted |
| |
Sisymbrium linifolium (Nutt.) Nutt. ex Torr. & A. Gray -- accepted -- flaxleaf plainsmustard |
| |
Sisymbrium virgatum Nutt. -- not accepted |
| |
Sitanion hystrix (Nutt.) J.G. Sm. -- not accepted |
| |
Sitanion hystrix var. hystrix (Nutt.) J.G. Sm. -- not accepted |
| |
Sitilias grandiflora (Nutt.) Greene -- not accepted |
| |
Smilacina amplexicaulis Nutt. -- not accepted |
| |
Smilacina racemosa var. amplexicaulis (Nutt.) S. Watson -- not accepted |
| |
Smilacina sessilifolia Nutt. ex Baker -- not accepted |
| |
Solanum carolinense var. hirsutum (Nutt.) A. Gray -- not accepted -- apple of Sodom, bull nettle, Carolina horsenettle, devil's tomato, horsenettle, sand briar |
| |
Solanum puberulum Nutt. ex Seem. -- not accepted |
| |
Solanum triflorum Nutt. -- accepted -- cut-leaf nightshade, cutleaf nightshade |
| |
Solidago californica Nutt. -- not accepted -- California goldenrod |
| |
Solidago canadensis ssp. elongata (Nutt.) D.D. Keck -- not accepted |
| |
Solidago canadensis var. elongata (Nutt.) M. Peck -- not accepted |
| |
Solidago elongata Nutt. -- accepted |
| |
Solidago gigantea var. pitcheri (Nutt.) Shinners -- not accepted |
| |
Solidago glutinosa Nutt. -- not accepted |
| |
Solidago lepida var. elongata (Nutt.) Fernald -- not accepted |
| |
Solidago missouriensis Nutt. -- accepted -- Missouri goldenrod, prairie goldenrod, Tolmie's goldenrod |
| |
Solidago missouriensis var. missouriensis Nutt. -- not accepted -- Missouri goldenrod |
| |
Solidago nana Nutt. -- accepted -- baby goldenrod, gray goldenrod |
| |
Solidago occidentalis (Nutt.) Torr. & A. Gray -- not accepted |
| |
Solidago pitcheri Nutt. -- not accepted |
| |
Solidago puberula Nutt. -- accepted -- downy goldenrod |
| |
Solidago puberula ssp. puberula Nutt. -- accepted -- downy goldenrod |
| |
Solidago puberula ssp. pulverulenta (Nutt.) Semple -- accepted -- downy goldenrod |
| |
Solidago puberula var. puberula Nutt. -- not accepted -- downy goldenrod |
| |
Solidago puberula var. pulverulenta (Nutt.) Chapm. -- not accepted -- downy goldenrod |
| |
Solidago pulverulenta Nutt. -- not accepted |
| |
Solidago radula Nutt. -- accepted -- rough goldenrod, western rough goldenrod |
| |
Solidago radula var. radula Nutt. -- not accepted -- western rough goldenrod |
| |
Solidago spathulata ssp. glutinosa (Nutt.) D.D. Keck -- not accepted |
| |
Solidago speciosa Nutt. -- accepted -- noble goldenrod, showy goldenrod |
| |
Solidago speciosa ssp. speciosa Nutt. -- accepted |
| |
Solidago speciosa var. speciosa Nutt. -- accepted -- showy goldenrod |
| |
Solidago squarrosa Nutt. -- accepted -- stout goldenrod |
| |
Solidago uliginosa Nutt. -- accepted -- bog goldenrod, fall goldenrod |
| |
Solidago uliginosa var. uliginosa Nutt. -- not accepted -- bog goldenrod |
| |
Solidago velutina ssp. califonica (Nutt.) Semple -- accepted -- California goldenrod |
| |
Soliva daucifolia Nutt. -- not accepted |
| |
Sophora sericea Nutt. -- not accepted |
| |
Sparganium americanum Nutt. -- accepted -- American bur-reed, American burreed |
| |
Specularia leptocarpa (Nutt.) A. Gray -- not accepted |
| |
Specularia rariflora (Nutt.) McVaugh -- not accepted |
| |
Spermolepis echinata (Nutt. ex DC.) A. Heller -- accepted -- bristly scaleseed, bristly-fruit scaleseed |
| |
Spermolepis inermis (Nutt. ex DC.) Mathias & Constance -- accepted -- Red River scaleseed |
| |
Spermolepis patens (Nutt. ex DC.) B.L. Rob. -- not accepted |
| |
Sphaeralcea coccinea (Nutt.) Rydb. -- accepted -- copper mallow, orange globemallow, red falsemallow, scarlet globemallow |
| |
Sphaeralcea coccinea ssp. coccinea (Nutt.) Rydb. -- accepted -- globemallow, scarlet globe-mallow, scarlet globemallow |
| |
Sphaeralcea coccinea ssp. dissecta (Nutt. ex Torr. & A. Gray) Kearney -- not accepted |
| |
Sphaeralcea coccinea var. dissecta (Nutt. ex Torr. & A. Gray) Garrett -- not accepted |
| |
Sphaeromeria Nutt. -- accepted -- chickensage, sphaeromeria |
| |
Sphaeromeria argentea Nutt. -- accepted -- silver chickensage |
| |
Sphaeromeria capitata Nutt. -- accepted -- rock tansy |
| |
Spiesia lagopus (Nutt.) Kuntze -- not accepted |
| |
Spiraea caespitosa Nutt. -- not accepted |
| |
Spiraea densiflora Nutt. ex Greenm. -- not accepted |
| |
Spiraea dumosa Nutt. ex Hook. -- not accepted |
| |
Spiranthes cernua var. odorata (Nutt.) Correll -- not accepted |
| |
Spiranthes odorata (Nutt.) Lindl. -- accepted -- marsh ladies'-tresses, marsh ladiestresses, marsh lady's tresses |
| |
Spirochloe paniculata (Nutt.) Lunell -- not accepted |
| |
Sporobolus arkansanus Nutt. ex Vasey -- not accepted |
| |
Stachys palustris ssp. pilosa (Nutt.) Epling -- not accepted -- marsh hedgenettle |
| |
Stachys palustris var. pilosa (Nutt.) Fernald -- not accepted |
| |
Stachys pilosa Nutt. -- accepted -- hairy hedgenettle |
| |
Stachys pilosa var. pilosa Nutt. -- accepted -- hairy hedgenettle |
| |
Stachys rigida Nutt. ex Benth. -- accepted -- rigid hedgenettle, rough hedgenettle |
| |
Stachys rigida var. rigida Nutt. ex Benth. -- accepted -- rough hedgenettle |
| |
Stanleya Nutt. -- accepted -- princes'-plume, princesplume |
| |
Stanleya viridiflora Nutt. -- accepted -- green princesplume, perennial prince's-plume |
| |
Starkea pinnata Nutt. -- not accepted |
| |
Stebbinsoseris heterocarpa (Nutt.) K.L. Chambers -- accepted -- grassland silverpuffs, silverpuffs |
| |
Stellaria nitens Nutt. -- accepted -- shiny chickweed, shiny starwort |
| |
Stenochloa Nutt. -- not accepted |
| |
Stenochloa californica Nutt. -- not accepted |
| |
Stenogonum Nutt. -- accepted -- buckwheat |
| |
Stenogonum salsuginosum Nutt. -- accepted -- salty buckwheat, salty eriogonum, smooth two-whorl buckwheat |
| |
Stenosiphon liniflorus (Nutt. ex E. James) Heynh. -- not accepted |
| |
Stenosiphon linifolius (Nutt. ex E. James) Heynh. -- not accepted -- false gaura, Stenosiphon |
| |
Stenotus Nutt. -- accepted -- mock goldenweed, stenotus |
| |
Stenotus acaulis (Nutt.) Nutt. -- accepted -- stemless goldenweed, stemless mock goldenweed |
| |
Stenotus acaulis var. acaulis (Nutt.) Nutt. -- not accepted -- stemless goldenweed, stemless mock goldenweed |
| |
Stenotus armerioides Nutt. -- accepted -- thrift mock goldenweed |
| |
Stenotus armerioides var. armerioides Nutt. -- accepted -- goldenweed, thrift mock goldenweed, thrifty goldenweed |
| |
Stephanomeria Nutt. -- accepted -- wire lettuce, wirelettuce |
| |
Stephanomeria elata Nutt. -- accepted -- Santa Barbara wirelettuce |
| |
Stephanomeria exigua Nutt. -- accepted -- small wirelettuce, wire lettuce |
| |
Stephanomeria exigua ssp. exigua Nutt. -- accepted -- Schott's wirelettuce, small wirelettuce, wire lettuce |
| |
Stephanomeria minor (Hook.) Nutt. -- not accepted -- lesser wirelettuce |
| |
Stephanomeria minor var. minor (Hook.) Nutt. -- not accepted -- narrowleaf wirelettuce |
| |
Stephanomeria paniculata Nutt. -- accepted -- tufted wirelettuce |
| |
Stephanomeria runcinata Nutt. -- accepted -- desert wirelettuce, flowering-straw |
| |
Stephanomeria spinosa (Nutt.) S. Tomb -- not accepted -- spiny skeletonweed, thorn skeletonweed, thorny wire-lettuce |
| |
Stipa parviflora Nutt. ex Steud. -- not accepted |
| |
Stipa robusta Nutt. ex Trin. & Rupr. -- not accepted |
| |
Streptanthus Nutt. -- accepted -- twistflower |
| |
Streptanthus arcuatus Nutt. -- not accepted |
| |
Streptanthus cordatus Nutt. -- accepted -- heartleaf twistflower |
| |
Streptanthus cordatus var. cordatus Nutt. -- accepted -- heartleaf twistflower |
| |
Streptanthus heterophyllus Nutt. -- not accepted |
| |
Streptanthus maculatus Nutt. -- accepted -- clasping jewelflower, clasping twistflower |
| |
Streptanthus maculatus ssp. maculatus Nutt. -- not accepted -- clasping jewelflower |
| |
Stutzia dioica (Nutt.) E.H. Zacharias -- accepted |
| |
Stylocline Nutt. -- accepted -- neststraw, stylocline |
| |
Stylocline gnaphalioides Nutt. -- not accepted -- mountain neststraw |
| |
Stylocline gnaphaloides Nutt. -- accepted -- mountain neststraw |
| |
Stylopappus elatus Nutt. -- not accepted |
| |
Stylophorum Nutt. -- accepted |
| |
Stylophorum diphyllum (Michx.) Nutt. -- accepted -- celandine poppy |
| |
Stylophyllum edule (Nutt.) Britton & Rose -- not accepted |
| |
Symphoricarpos albus var. mollis (Nutt.) D.D. Keck -- not accepted |
| |
Symphoricarpos mollis Nutt. -- accepted -- creeping snowberry |
| |
Symphyotrichum adnatum (Nutt.) G.L. Nesom -- accepted -- scaleleaf aster |
| |
Symphyotrichum bracteolatum auct. non (Nutt.) G.L. Nesom -- not accepted |
| |
Symphyotrichum campestre (Nutt.) G.L. Nesom -- accepted -- western meadow aster |
| |
Symphyotrichum campestre var. bloomeri (Nutt.) G.L. Nesom -- not accepted -- Bloomer's aster |
| |
Symphyotrichum campestre var. campestre (Nutt.) G.L. Nesom -- not accepted -- western meadow aster |
| |
Symphyotrichum divaricatum (Nutt.) G.L. Nesom -- not accepted -- southern annual saltmarsh aster |
| |
Symphyotrichum frondosum (Nutt.) G.L. Nesom -- accepted -- short-rayed alkali aster |
| |
Symphyotrichum oblongifolium (Nutt.) G.L. Nesom -- accepted -- aromatic aster |
| |
Symphyotrichum X amethystinum (Nutt.) G.L. Nesom -- accepted |
| |
Symplocarpus Salisb. ex Nutt. -- accepted -- skunk cabbage |
| |
Symplocarpus foetidus (L.) Salisb. ex Nutt. -- not accepted |
| |
Synadra Nutt. -- not accepted |
| |
Synandra Nutt. -- accepted |
| |
Talinum parviflorum Nutt. -- not accepted -- prairie flameflower, sunbright, sunbright talinum |
| |
Tanacetum bipinnatum ssp. huronense (Nutt.) Breitung -- not accepted -- Lake Huron tansy |
| |
Tanacetum capitatum (Nutt.) Torr. & A. Gray -- not accepted |
| |
Tanacetum horonense Nutt. -- not accepted |
| |
Tanacetum huronense Nutt. -- not accepted |
| |
Taraxia (Nutt. ex Torr. & A. Gray) Raim. -- accepted |
| |
Taraxia breviflora (Torr. & A. Gray) Nutt. ex Small -- accepted -- fewflower evening primrose |
| |
Taraxia ovata (Nutt.) Small -- accepted -- goldeneggs |
| |
Taxodium distichum var. imbricarium (Nutt.) Croom -- accepted |
| |
Taxus brevifolia Nutt. -- accepted -- Pacific yew |
| |
Taxus floridana Nutt. ex Chapm. -- accepted -- Florida yew |
| |
Tephrosia elegans Nutt. -- not accepted |
| |
Tephrosia onobrychoides Nutt. -- accepted -- multibloom hoarypea, multibloom tephrosia |
| |
Tephrosia virginiana var. glabra Nutt. ex Torr. & A. Gray -- not accepted |
| |
Tephrosia virginiana var. holosericea (Nutt.) Torr. & A. Gray -- not accepted |
| |
Tessaria sericea (Nutt.) Shinners -- not accepted |
| |
Tetraneuris glabra (Nutt.) Greene -- not accepted |
| |
Tetraneuris scaposa var. linearis (Nutt.) Parker -- not accepted -- plains tetraneuris, stemmy four-nerve daisy |
| |
Tetraneuris torreyana (Nutt.) Greene -- accepted -- flat four-nerve daisy, stone rubberweed, Torrey's four-nerve daisy |
| |
Thalesia fasciculata (Nutt.) Britton -- not accepted |
| |
Thaspium Nutt. -- accepted -- meadowparsnip |
| |
Thaspium aureum (L.) Nutt. -- not accepted |
| |
Thaspium barbinode (Michx.) Nutt. -- accepted -- hairyjoint meadowparsnip, hairyspine thaspium |
| |
Thelypodiopsis sagittata (Nutt.) O.E. Schulz -- not accepted |
| |
Thelypodium integrifolium (Nutt.) Endl. ex Walp. -- accepted -- entire-leaf thelypody, entireleaf thelypody, entireleaved thelypody, smoothleaved thelypody |
| |
Thelypodium integrifolium ssp. integrifolium (Nutt.) Endl. ex Walp. -- accepted -- entire-leaf thelypody, entireleaved thelypody |
| |
Thelypodium sagittatum (Nutt. ex Torr. & A. Gray) Endl. ex Walp. -- accepted -- arrow thelypody, slender thelypody |
| |
Thelypodium sagittatum ssp. sagittatum (Nutt. ex Torr. & A. Gray) Endl. ex Walp. -- accepted -- arrow thelypody |
| |
Thermopsis fraxinifolia (Nutt. ex Torr. & A. Gray) M.A. Curtis -- accepted -- ashleaf goldenbanner |
| |
Thermopsis macrophylla var. montana (Nutt.) Isely -- not accepted |
| |
Thermopsis mollis var. fraxinifolia (Nutt. ex M.A. Curtis) Isely -- not accepted |
| |
Thermopsis montana Nutt. -- accepted -- mountain goldenbanner |
| |
Thermopsis montana var. montana Nutt. -- accepted -- goldenpea, mountain goldenbanner |
| |
Thermopsis rhombifolia (Nutt. ex Pursh) Nutt. ex Richardson -- accepted -- goldenpea, prairie thermopsis |
| |
Thermopsis rhombifolia var. montana (Nutt.) Isely -- not accepted -- mountain thermopsis |
| |
Thermopsis rhombifolia var. rhombifolia (Nutt. ex Pursh) Nutt. ex Richardson -- not accepted -- prairie goldenbanner |
| |
Therofon aconitifolium (Nutt.) Millsp. -- not accepted |
| |
Thurberia arkansana (Nutt.) Benth. ex Vasey -- not accepted |
| |
Thysanocarpus laciniatus Nutt. -- accepted -- mountain fringepod, narrowleaf lacepod, Santa Cruz Island fringepod |
| |
Thysanocarpus laciniatus var. crenatus (Nutt.) W.H. Brewer -- not accepted |
| |
Thysanocarpus laciniatus var. laciniatus Nutt. -- not accepted -- mountain fringepod |
| |
Tidestromia lanuginosa (Nutt.) Standl. -- accepted -- honeymat, woolly tidestromia |
| |
Tilia heterophylla var. michauxii (Nutt.) Sarg. -- not accepted |
| |
Tilia michauxii Nutt. -- not accepted |
| |
Tillaea angustifolia Nutt. -- not accepted |
| |
Tipularia Nutt. -- accepted |
| |
Tipularia discolor (Pursh) Nutt. -- accepted -- crippled cranefly |
| |
Tofieldia glabra Nutt. -- accepted -- smooth bog-asphodel, smooth tofieldia |
| |
Tonella Nutt. ex A. Gray -- accepted |
| |
Townsendia grandiflora Nutt. -- accepted -- largeflower Townsend daisy |
| |
Townsendia incana Nutt. -- accepted -- hoary Townsend daisy, hoary townsend-daisy, hoary townsendia |
| |
Townsendia spathulata Nutt. -- accepted -- sword Townsend daisy |
| |
Townsendia strigosa Nutt. -- accepted -- hairy Townsend daisy, hairy Townsend-daisy, hairy townsendia |
| |
Toxicoscordion paniculatum (Nutt.) Rydb. -- accepted -- foothill deathcamas |
| |
Trachyphytum gracile Nutt. -- not accepted |
| |
Tragia angustifolia Nutt. -- not accepted |
| |
Tragia betonicifolia Nutt. -- accepted -- betonyleaf noseburn |
| |
Transberingia bursifolia ssp. virgata (Nutt.) Al-Shehbaz & O'Kane -- accepted |
| |
Trautvetteria grandis Nutt. -- not accepted |
| |
Trepocarpus Nutt. ex DC. -- accepted |
| |
Trepocarpus aethusae Nutt. ex DC. -- accepted -- whitenymph |
| |
Triantha (Nutt.) Baker -- accepted |
| |
Tricuspis stricta (Nutt.) Alph. Wood -- not accepted |
| |
Tridens strictus (Nutt.) Nash -- accepted -- longspike tridens |
| |
Trifolium andinum Nutt. -- accepted -- Great Divide clover, Intermountain clover |
| |
Trifolium andinum var. andinum Nutt. -- accepted -- Intermountain clover |
| |
Trifolium depauperatum var. diversifolium (Nutt.) McDermott -- accepted -- balloon sack clover |
| |
Trifolium depauperatum var. stenophyllum (Nutt.) McDermott -- accepted -- balloon sack clover |
| |
Trifolium eriocephalum Nutt. -- accepted -- woollyhead clover |
| |
Trifolium eriocephalum ssp. eriocephalum Nutt. -- accepted -- woollyhead clover |
| |
Trifolium fucatum var. gambelii (Nutt.) Jeps. -- not accepted |
| |
Trifolium gambelii Nutt. -- not accepted |
| |
Trifolium gymnocarpon Nutt. -- accepted -- hollyleaf clover |
| |
Trifolium gymnocarpon ssp. gymnocarpon Nutt. -- accepted -- hollyleaf clover |
| |
Trifolium longipes Nutt. -- accepted -- long-stalk clover, longstalk clover |
| |
Trifolium longipes ssp. longipes Nutt. -- accepted -- longstalk clover |
| |
Trifolium pauciflorum Nutt. -- not accepted |
| |
Trifolium stenophyllum Nutt. -- not accepted |
| |
Trifolium tridentatum var. aciculare (Nutt.) McDermott -- not accepted |
| |
Trifolium variegatum Nutt. -- accepted -- white-tip clover, whitetip clover |
| |
Trifolium variegatum var. pauciflorum (Nutt.) McDermott -- not accepted |
| |
Triglochin elata Nutt. -- not accepted |
| |
Triglochin elatum Nutt. -- not accepted |
| |
Triglochin maritima var. elata (Nutt.) A. Gray -- not accepted |
| |
Triglochin maritimum var. elatum (Nutt.) A. Gray -- not accepted |
| |
Trillium viridescens Nutt. -- accepted -- tapertip wakerobin |
| |
Triodanis leptocarpa (Nutt.) Nieuwl. -- accepted -- slimpod Venus' looking-glass, Venus' lookingglass |
| |
Triodia stricta (Nutt.) Benth. ex Vasey -- not accepted |
| |
Triphora Nutt. -- accepted -- noddingcaps |
| |
Tripolium frondosum Nutt. -- not accepted |
| |
Tripolium occidentale Nutt. -- not accepted |
| |
Tripolium oregonum Nutt. -- not accepted |
| |
Trisetum elatum Nutt. ex A. Gray -- not accepted |
| |
Troximon grandiflorum Nutt. -- not accepted |
| |
Troximon parviflorum Nutt. -- not accepted |
| |
Tuckermannia maritima Nutt. -- not accepted |
| |
Ulmus crassifolia Nutt. -- accepted -- cedar elm |
| |
Umbellularia (Nees) Nutt. -- accepted -- California laurel, Californian bay |
| |
Umbellularia californica (Hook. & Arn.) Nutt. -- accepted -- California laurel |
| |
Umbellularia californica var. californica (Hook. & Arn.) Nutt. -- accepted -- California laurel |
| |
Unamia alba (Nutt.) Rydb. -- not accepted |
| |
Uniola multiflora Nutt. -- not accepted |
| |
Uralepis Nutt. -- not accepted |
| |
Uralepis aristulata Nutt. -- not accepted |
| |
Uralepis purpurea (Walter) Nutt. -- not accepted |
| |
Uropappus Nutt. -- accepted -- silverpuffs, Uropappus |
| |
Uropappus lindleyi (DC.) Nutt. -- accepted -- Lindley's silverpuffs |
| |
Uropappus linearifolius Nutt. -- not accepted |
| |
Urtica dioica ssp. holosericea (Nutt.) Thorne -- accepted -- hoary stinging nettle, slim nettle, stinging nettle |
| |
Urtica dioica var. holoserica (Nutt.) Thorne -- not accepted |
| |
Urtica dioica var. holosericea (Nutt.) C.L. Hitchc. -- not accepted |
| |
Urtica gracilis ssp. holosericea (Nutt.) W.A. Weber -- not accepted |
| |
Urtica gracilis var. holosericea (Nutt.) Jeps. -- not accepted |
| |
Urtica holosericea Nutt. -- not accepted |
| |
Vagnera amplexicaulis (Nutt.) Greene -- not accepted |
| |
Vagnera sessilifolia (Nutt. ex Baker) Greene -- not accepted |
| |
Valeriana edulis Nutt. ex Torr. & A. Gray -- accepted -- edible valerian, tobacco root, tobaccoroot |
| |
Valeriana edulis var. edulis Nutt. ex Torr. & A. Gray -- accepted -- tobacco root |
| |
Verbena bipinnatifida Nutt. -- not accepted |
| |
Verbesina laciniata (Poir.) Nutt. -- not accepted |
| |
Verbesina nudicaulis (Nutt.) A. Gray -- not accepted |
| |
Verbesina pauciflora (Nutt.) Small non Hemsl. -- not accepted |
| |
Vernonia altissima Nutt. -- not accepted |
| |
Vernonia angustifolia ssp. scaberrima (Nutt.) S.B. Jones & Faust -- not accepted -- tall ironweed |
| |
Vernonia angustifolia var. scaberrima (Nutt.) A. Gray -- not accepted |
| |
Vernonia scaberrima Nutt. -- not accepted |
| |
Vesicaria alpina Nutt. -- not accepted |
| |
Vicia americana ssp. oregana (Nutt.) Abrams -- not accepted |
| |
Vicia americana var. linearis (Nutt.) S. Watson -- not accepted |
| |
Vicia americana var. oregana (Nutt.) A. Nelson -- not accepted |
| |
Vicia americana var. truncata (Nutt.) W.H. Brewer -- not accepted |
| |
Vicia exigua Nutt. -- not accepted |
| |
Vicia leavenworthii Nutt. ex Torr. & A. Gray -- not accepted |
| |
Vicia linearis (Nutt.) Greene -- not accepted |
| |
Vicia ludoviciana Nutt. ex Torr. & A. Gray -- accepted -- deerpea vetch, Louisiana vetch, slim vetch |
| |
Vicia ludoviciana ssp. leavenworthii (Nutt. ex Torr. & A. Gray) Lassetter & C.R. Gunn -- not accepted -- Leavenworth's vetch |
| |
Vicia ludoviciana ssp. ludoviciana Nutt. ex Torr. & A. Gray -- not accepted -- Louisiana vetch, slim vetch |
| |
Vicia ludoviciana var. leavenworthii (Nutt. ex Torr. & A. Gray) Broich -- accepted -- Leavenworth's vetch |
| |
Vicia ludoviciana var. ludoviciana Nutt. ex Torr. & A. Gray -- accepted -- Louisiana vetch |
| |
Vicia micrantha Nutt. ex Torr. & A. Gray -- not accepted |
| |
Vicia oregana Nutt. -- not accepted |
| |
Vicia sparsifolia Nutt. ex Torr. & A. Gray -- not accepted |
| |
Vicia sparsifolia var. truncata (Nutt.) S. Watson -- not accepted |
| |
Viguiera multiflora (Nutt.) S.F. Blake -- not accepted |
| |
Viola canadensis var. corymbosa Nutt. ex Torr. & A. Gray -- not accepted -- Canadian white violet |
| |
Viola emarginata (Nutt.) Leconte -- not accepted |
| |
Viola glabella Nutt. -- accepted -- pioneer violet |
| |
Viola linguifolia Nutt. -- not accepted |
| |
Viola nuttallii var. linguifolia (Nutt.) Jeps. -- not accepted |
| |
Viola praemorsa ssp. linguifolia (Nutt.) M.S. Baker & J.C. Clausen ex M. Peck -- not accepted -- upland yellow violet |
| |
Viola praemorsa var. linguifolia (Nutt.) M. Peck -- accepted -- upland yellow violet |
| |
Viola pubescens var. eriocarpa Nutt. -- not accepted |
| |
Viola pubescens var. eriocarpon Nutt. -- not accepted |
| |
Viola sagittata var. ovata (Nutt.) Torr. & A. Gray -- accepted -- arrowleaf violet |
| |
Viola X cordifolia (Nutt.) Schwein. (pro sp.) -- accepted -- violet |
| |
Virgulus adnatus (Nutt.) Reveal & Keener -- not accepted |
| |
Virgulus campestris (Nutt.) Reveal & Keener -- not accepted |
| |
Virgulus oblongifolius (Nutt.) Reveal & Keener -- not accepted |
| |
Virgulus X amethystinus (Nutt.) Reveal & Keener -- not accepted |
| |
Vulpia megalura (Nutt.) Rydb. -- not accepted |
| |
Vulpia microstachys (Nutt.) Munro -- accepted -- little fescue, small fescue, twoflower fescue |
| |
Vulpia microstachys var. microstachys (Nutt.) Munro -- accepted -- desert fescue |
| |
Vulpia myuros f. megalura (Nutt.) Stace & R. Cotton -- not accepted |
| |
Vulpia myuros ssp. megalura (Nutt.) Soják -- not accepted |
| |
Vulpia myuros var. megalura (Nutt.) Auquier -- accepted |
| |
Vulpia octoflora var. glauca (Nutt.) Fernald -- accepted -- eight-flower six-weeks grass, sixweeks fescue |
| |
Vulpia sciurea (Nutt.) Henrard -- not accepted -- squirreltail fescue |
| |
Warea Nutt. -- accepted -- pinelandcress |
| |
Warea amplexifolia (Nutt.) Nutt. -- accepted -- wide-leaf warea, wideleaf pinelandcress |
| |
Warea cuneifolia (Muhl. ex Nutt.) Nutt. -- accepted -- Carolina pinelandcress |
| |
Windsoria Nutt. -- not accepted |
| |
Windsoria ambigua (Elliott) Nutt. -- not accepted |
| |
Windsoria poiformis Nutt. -- not accepted |
| |
Windsoria stricta Nutt. -- not accepted |
| |
Wisteria Nutt. -- accepted -- wisteria |
| |
Wisteria macrostachya (Torr. & A. Gray) Nutt. ex B.L. Rob. & Fernald -- not accepted |
| |
Wyethia Nutt. -- accepted -- mule-ears, wyethia |
| |
Wyethia amplexicaulis (Nutt.) Nutt. -- accepted -- mule's ear wyethia, mule-ears, mulesear wyethia |
| |
Wyethia angustifolia (DC.) Nutt. -- accepted -- California compassplant |
| |
Wyethia helenioides (DC.) Nutt. -- accepted -- whitehead mule-ears |
| |
Wyethia helianthoides Nutt. -- accepted -- sunflower mule-ears, whitehead wyethia |
| |
X Asplenosorus pinnatifidus (Nutt.) Mickel -- not accepted |
| |
Xanthisma gracile (Nutt.) D.R. Morgan & R.L. Hartm. -- accepted -- slender goldenweed |
| |
Xanthisma grindelioides (Nutt.) D.R. Morgan & R.L. Hartm. -- accepted -- goldenweed, gumweed aster, rayless tansyaster |
| |
Xanthisma grindelioides var. grindelioides (Nutt.) D.R. Morgan & R.L. Hartm. -- accepted -- goldenweed, gumweed aster |
| |
Xanthoxalis pilosa (Nutt.) Small -- not accepted |
| |
Xerophyllium asphodeloides (L.) Nutt. -- not accepted |
| |
Xerophyllium tenax (Pursh) Nutt. -- not accepted |
| |
Xerophyllum asphodeloides (L.) Nutt. -- accepted -- eastern turkeybeard |
| |
Xerophyllum tenax (Pursh) Nutt. -- accepted -- common beargrass |
| |
Xylococcus Nutt. -- accepted -- mission manzanita |
| |
Xylococcus bicolor Nutt. -- accepted -- mission manzanita |
| |
Xylophacos argophyllus (Nutt.) Rydb. -- not accepted |
| |
Xylophacos missouriensis (Nutt.) Rydb. -- not accepted |
| |
Xylorhiza Nutt. -- accepted -- woodyaster, xylorhiza |
| |
Xylorhiza glabriuscula Nutt. -- accepted -- common woody aster, smooth woodyaster, woody aster |
| |
Xylorhiza glabriuscula var. glabriuscula Nutt. -- not accepted -- smooth woodyaster |
| |
Xylorhiza glabriuscula var. villosa (Nutt.) A. Nelson -- not accepted -- villous woodyaster |
| |
Xylorhiza villosa Nutt. -- not accepted |
| |
Yucca californica Nutt. ex Baker -- not accepted |
| |
Yucca glauca Nutt. -- accepted -- beargrass, Great Plains yucca, small soapweed, soapweed yucca, Spanish bayonet, yucca |
| |
Yucca glauca var. glauca Nutt. -- not accepted -- narrowleaf yucca, soapweed yucca |
| |
Zanthoxylum macrophyllum Nutt. -- not accepted |
| |
Zigadenus elegans ssp. glaucus (Nutt.) Hultén -- not accepted -- mountain deathcamas |
| |
Zigadenus elegans var. glaucus (Nutt.) Cronquist -- not accepted |
| |
Zigadenus glaucus Nutt. -- not accepted |
| |
Zigadenus paniculatus (Nutt.) S. Watson -- not accepted -- foothill deathcamas, sand-corn |
| |
Zinnia grandiflora Nutt. -- accepted -- plains zinnia, Rocky Mountain zinnia, Texas zinnia |
| |
Zygophyllidium hexagonum (Nutt. ex Spreng.) Small -- not accepted |
| |
|
