List of Nebraska Species as used in 'The Flora of Nebraska',
Kaul, Sutherland, and Rolfsmeier, 2006
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ACCEPTED NAME
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COMMON NAME
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Year of first collection is given for most introduced species.
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PHYLUM LYCOPODIOPHYTA
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ISOETACEAE
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| Isoetes melanopoda | quillwort | ||
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SELAGINELLACEAE
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| Selaginella rupestris | spike-moss | ||
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PHYLUM EQUISETOPHYTA (HORSETAILS)
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EQUISETACEAE
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| Equisetum arvense | field horsetail | ||
| Equisetum x ferrissii | scouring-rush | ||
| Equisetum fluviatile | water horsetail | ||
| Equisetum hyemale v. affine | common scouring-rush | ||
| Equisetum laevigatum | smooth scouring-rush | ||
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PHYLUM POLYPODIOPHYTA (FERNS) |
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ORDER FILICALES
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ASPLENIACEAE
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| Asplenium platyneuron | ebony spleenwort | ||
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DRYOPTERIDACEAE
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| Athyrium filix-femina ssp. cyclosorum | lady fern | ||
| Cystopteris bulbifera | bladder fern | ||
| Cystopteris fragilis | fragile fern | ||
| Cystopteris protrusa | southern bladder fern | ||
| Cystopteris tenuis | Mackay's brittle fern | ||
| Dryopteris carthusiana | spinulose woodfern | ||
| Dryopteris cristata | crested woodfern | ||
| Matteuccia struthiopteris v. pensylvanica | ostrich fern | ||
| Onoclea sensibilis | sensitive fern | ||
| Woodsia obtusa | woodsia, cliff fern | ||
| Woodsia oregana ssp. cathcartiana | Oregon woodsia | ||
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PTERIDACEAE
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| Adiantum pedatum | maidenhair fern | ||
| Argyrochosma dealbata | powdery cloakfern | ||
| Cheilanthes feei | slender lipfern | ||
| Pellaea atropurpurea | purple cliffbrake | ||
| Pellaea glabella | smooth cliffbrake | ||
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THELYPTERIDACEAE
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| Thelypteris palustris v. pubescens | marsh fern | ||
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ORDER HYDROPTERIDALES
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AZOLLACEAE
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| Azolla mexicana | mosquito fern, azolla | ||
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MARSILEACEAE
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| Marsilea vestita | water-clover, pepperwort | ||
| Pilularia americana | pillwort | ||
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ORDER OPHIOGLOSSALES
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OPHIOGLOSSACEAE
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| Botrychium campestre | prairie moonwort | ||
| Botrychium simplex | least moonwort | ||
| Botrychium virginianum | rattlesnake fern, Virginia grape-fern | ||
| Ophioglossum engelmannii | Engelmann's adder's-tongue fern | ||
| Ophioglossum pusillum | northern adder's-tongue fern | ||
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PHYLUM CONIFEROPHYTA (GYMNOSPERMS)
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CUPRESSACEAE
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| Juniperus communis v. depressa | dwarf juniper | ||
| Juniperus horizontalis | creeping juniper | ||
| Juniperus scopulorum | Rocky Mountain juniper | ||
| Juniperus virginiana | eastern red-cedar | ||
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PINACEAE
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| Pinus flexilis | limber pine | ||
| Pinus ponderosa v. scopulorum | ponderosa pine | ||
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PHYLUM MAGNOLIOPHYTA (ANGIOSPERMS)
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ACANTHACEAE
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| Justicia americana, 2003 | water-willow; 2003 | ||
| Ruellia humilis | prairie-petunia | ||
| Ruellia strepens | limestone ruellia | ||
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ACERACEAE
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| Acer ginnala | Amur maple | ||
| Acer glabrum | Rocky Mountain maple | ||
| Acer negundo | boxelder | ||
| Acer platanoides | Norway maple | ||
| Acer saccharinum | silver maple, soft maple | ||
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ACORACEAE
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| Acorus americanus | American sweet-flag | ||
| Acorus calamus, 1974 | Eurasian sweet-flag; 1974 | ||
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ADOXACEAE
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| Sambucus canadensis | elderberry | ||
| Viburnum lentago | nannyberry | ||
| Viburnum opulus | highbush-cranberry | ||
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AGAVACEAE
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| Yucca filamentosa | Adam's-needle | ||
| Yucca glauca | yucca, soapweed | ||
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ALISMATACEAE
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| Alisma gramineum | grasslike water-plantain | ||
| Alisma triviale | water-plantain | ||
| Echinodorus berteroi | burhead | ||
| Sagittaria brevirostra | arrowhead | ||
| Sagittaria calycina | arrowhead | ||
| Sagittaria cuneata | arrowhead | ||
| Sagittaria graminea | |||
| Sagittaria latifolia | arrowhead | ||
| Sagittaria longiloba | arrowhead | ||
| Sagittaria rigida | |||
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AMARANTHACEAE
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| Amaranthus albus | pale amaranth, tumbleweed | ||
| Amaranthus arenicola | sandhills pigweed | ||
| Amaranthus blitoides | prostrate pigweed | ||
| Amaranthus californicus | California amaranth | ||
| Amaranthus cruentus, 1907 | grain amaranth; 1907 | ||
| Amaranthus hybridus | slender pigweed | ||
| Amaranthus hypochondriacus | grain amaranth, Prince's plume | ||
| Amaranthus palmeri | Palmer's pigweed | ||
| Amaranthus powellii, 1977 | |||
| Amaranthus retroflexus | redroot pigweed, rough pigweed | ||
| Amaranthus spinosus, 1881 | spiny pigweed; 1881 | ||
| Amaranthus tuberculatus | water-hemp | ||
| Froelichia floridana | field snake-cotton | ||
| Froelichia gracilis | slender snake-cotton | ||
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ANACARDIACEAE
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| Rhus aromatica | fragrant sumac, skunkbrush | ||
| Rhus copallina v. latifolia | shining sumac | ||
| Rhus glabra | smooth sumac | ||
| Rhus typhina, 2003 | staghorn sumac; 2003 | ||
| Toxicodendron radicans v. negundo | poison ivy | ||
| Toxicodendron radicans v. rydbergii | poison ivy | ||
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ANNONACEAE
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| Asimina triloba | pawpaw | ||
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APIACEAE (Umbelliferae, nom. alt.)
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| Anethum graveolens | dill, dillweed | ||
| Anthriscus caucalis, 1999 | 1999 | ||
| Berula erecta v. incisa | water-parsnip | ||
| Chaerophyllum procumbens | spreading chervil | ||
| Chaerophyllum tainturieri | southern chervil | ||
| Cicuta bulbifera | bulbous water-hemlock | ||
| Cicuta maculata v. angustifolia | common water-hemlock | ||
| Cicuta maculata v. bolanderi | common water-hemlock | ||
| Cicuta maculata v. maculata | common water-hemlock | ||
| Conioselinum chinense, 1905 | hemlock-parsley; 1905 | ||
| Conium maculatum, 1936 | poison-hemlock, Nebraska-fern; 1936 | ||
| Cryptotaenia canadensis | honewort, white-chervil | ||
| Cymopterus acaulis | plains spring-parsley | ||
| Cymopterus montanus | mountain spring-parsley | ||
| Daucus carota, 1894 | Queen Anne's lace, wild carrot; 1894 | ||
| Eryngium yuccifolium | rattlesnake-master | ||
| Falcaria vulgaris, 1946 | sickleweed; 1946 | ||
| Foeniculum vulgare, 1892 | fennel; 1892 | ||
| Heracleum lanatum | cow-parsnip | ||
| Lomatium foeniculaceum v. daucifolium | yellow wild-parsley | ||
| Lomatium foeniculaceum v. foeniculaceum | yellow wild-parsley | ||
| Lomatium nuttallii | dog-parsley | ||
| Lomatium orientale | white wild-parsley | ||
| Musineon divaricatum | plains musineon | ||
| Musineon tenuifolium | narrow-leaf musineon | ||
| Oenanthe sarmentosa, 1998 | |||
| Osmorhiza claytonii | bland sweet cicely | ||
| Osmorhiza longistylis | long-styled sweet cicely | ||
| Pastinaca sativa, 1890 | wild parsnip; 1890 | ||
| Polytaenia nuttallii | prairie-parsley | ||
| Sanicula canadensis | Canada sanicle | ||
| Sanicula marilandica | black snakeroot | ||
| Sanicula odorata | cluster snakeroot | ||
| Sium suave | water-parsnip | ||
| Spermolepis inermis | western scaleseed | ||
| Torilis arvensis, 1992 | field hedge-parsley; 1992 | ||
| Zizia aurea | golden-alexanders | ||
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APOCYNACEAE
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| Apocynum androsaemifolium | spreading dogbane | ||
| Apocynum cannabinum | hemp dogbane, Indian-hemp | ||
| Apocynum x floribundum | hybrid dogbane | ||
| Asclepias amplexicaulis | bluntleaf milkweed | ||
| Asclepias arenaria | sand milkweed | ||
| Asclepias asperula ssp. capricornu | antelope horn | ||
| Asclepias engelmanniana | Engelmann's milkweed | ||
| Asclepias incarnata | swamp milkweed | ||
| Asclepias lanuginosa | woolly milkweed | ||
| Asclepias latifolia | broadleaf milkweed | ||
| Asclepias pumila | dwarf milkweed, plains milkweed | ||
| Asclepias purpurascens | purple milkweed | ||
| Asclepias speciosa | showy milkweed | ||
| Asclepias speciosa x syriaca | |||
| Asclepias stenophylla | narrow-leaf milkweed | ||
| Asclepias sullivantii | Sullivant's milkweed | ||
| Asclepias syriaca | common milkweed | ||
| Asclepias tuberosa ssp. interior | butterfly milkweed, pleurisy root | ||
| Asclepias verticillata | whorled milkweed | ||
| Asclepias viridiflora | green milkweed | ||
| Asclepias viridis | spider milkweed, antelope horn | ||
| Cynanchum laeve | honeyvine, climbing milkweed | ||
| Vinca minor | vinca, periwinkle | ||
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ARACEAE
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| Arisaema dracontium | dragonroot, green-dragon | ||
| Arisaema triphyllum | Jack-in-the-pulpit | ||
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ARALIACEAE
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| Aralia nudicaulis | wild-sarsaparilla | ||
| Aralia racemosa | spikenard | ||
| Hedera helix | English ivy | ||
| Panax quinquefolius | ginseng | ||
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ARISTOLOCHIACEAE
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| Asarum canadense, 1950s | wild-ginger; 1950s | ||
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ASTERACEAE (Compositae, nom. alt)
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| Achillea millefolium | yarrow | ||
| Ageratina altissima | white snakeroot | ||
| Agoseris glauca | false-dandelion | ||
| Ambrosia acanthicarpa | annual bursage | ||
| Ambrosia artemisiifolia | common ragweed | ||
| Ambrosia grayi | bur ragweed | ||
| Ambrosia psilostachya | western ragweed | ||
| Ambrosia tomentosa | skeleton-leaf bursage | ||
| Ambrosia trifida | giant ragweed | ||
| Anaphalis margaritacea | pearly everlasting | ||
| Antennaria dimorpha | pussytoes, ladies'-tobacco | ||
| Antennaria howellii ssp. neodioica | pussytoes, ladies'-tobacco | ||
| Antennaria microphylla | pussytoes, ladies'-tobacco | ||
| Antennaria neglecta | pussytoes, ladies'-tobacco | ||
| Antennaria parlinii ssp. fallax | pussytoes, ladies'-tobacco | ||
| Antennaria parvifolia | pussytoes, ladies'-tobacco | ||
| Anthemis arvensis, 1914 | corn-chamomile; 1914 | ||
| Anthemis cotula, 1877 | mayweed, fetid chamomile; 1877 | ||
| Arctium minus, 1885 | burdock; 1885 | ||
| Arctium tomentosum, 1978 | woolly burdock; 1978 | ||
| Arnoglossum atriplicifolium | |||
| Arnoglossum plantagineum | Indian-plantain | ||
| Artemisia absinthium, 1995 | wormwood, absinthe; 1995 | ||
| Artemisia annua, 1990 | sweet sagewort;1990 | ||
| Artemisia biennis | biennial wormwood | ||
| Artemisia campestris ssp. caudata | field sagewort, Great Plains wormwood | ||
| Artemisia campestris ssp. borealis | field sagewort, Great Plains wormwood | ||
| Artemisia cana | silversage | ||
| Artemisia carruthii | |||
| Artemisia dracunculus ssp. dracunculus | silky wormwood, tarragon | ||
| Artemisia dracunculus ssp. glauca | silky wormwood, tarragon | ||
| Artemisia filifolia | sandsage | ||
| Artemisia frigida | fringed sage, prairie sagewort | ||
| Artemisia ludoviciana v. ludoviciana | Louisiana sage, white sage, wormwood | ||
| Artemisia ludoviciana v. mexicana | Louisiana sage, white sage, wormwood | ||
| Artemisia tridentata v. wyomingensis | big sagebrush | ||
| Aster ascendens | |||
| Aster borealis | bog aster, rush aster | ||
| Aster brachyactis | rayless aster | ||
| Aster drummondii | Drummond's blue aster | ||
| Aster ericoides ssp. ericoides | heath aster | ||
| Aster ericoides ssp. pansus | heath aster | ||
| Aster falcatus ssp. commutatus | western heath aster | ||
| Aster fendleri | Fendler's aster | ||
| Aster laevis v. geyeri | smooth blue aster | ||
| Aster laevis v. laevis | smooth blue aster | ||
| Aster lanceolatus ssp. hesperius | tall white aster, panicled aster | ||
| Aster lanceolatus ssp. lanceolatus | tall white aster, panicled aster | ||
| Aster lateriflorus | white woodland aster | ||
| Aster novae-angliae | New England aster | ||
| Aster oblongifolius | aromatic aster | ||
| Aster ontarionis | willow aster, Ontario aster | ||
| Aster oolentangiensis | azure aster | ||
| Aster pilosus | hairy aster | ||
| Aster praealtus v. nebraskensis | willow-leaf aster | ||
| Aster sagittifolius | arrow-leaf aster | ||
| Aster sericeus | silky aster | ||
| Aster subulatus v. ligulatus | salt-marsh aster | ||
| Aster subulatus v. subulatus | salt-marsh aster | ||
| Aster urophyllus | |||
| Bidens aristosa v. retrorsa | beggar-ticks | ||
| Bidens bipinnata | Spanish needles | ||
| Bidens cernua | bur-marigold | ||
| Bidens comosa | beggar-ticks | ||
| Bidens connata v. gracilipes | beggar-ticks | ||
| Bidens connata v. petiolata | beggar-ticks | ||
| Bidens coronata | tickseed-sunflower | ||
| Bidens frondosa | beggar-ticks | ||
| Bidens polylepis | beggar-ticks | ||
| Bidens vulgata | beggar-ticks | ||
| Boltonia asteroides v. latisquama | boltonia, swamp-aster | ||
| Boltonia asteroides v. recognita | boltonia, swamp-aster | ||
| Brickellia eupatorioides v. corymbulosa | false boneset | ||
| Brickellia grandiflora | |||
| Carduus acanthoides, 1930 | smallhead plumeless-thistle; 1930 | ||
| Carduus nutans, 1932 | musk-thistle, plumeless-thistle; 1932 | ||
| Carthamus tinctorius | safflower, saffron-thistle | ||
| Centaurea cyanus, 1892 | bachelor's button, cornflower; 1892 | ||
| Centaurea diffusa, 1990 | diffuse knapweed; 1990 | ||
| Centaurea nigra, 1992 | lesser knapweed; 1992 | ||
| Centaurea repens, 1931 | Russian knapweed; 1931 | ||
| Centaurea solstitialis, 1908 | yellow star-thistle; 1908 | ||
| Centaurea stoebe ssp. micranthos, 1917 | spotted knapweed; 1917 | ||
| Chaenactis douglasii | pincushion, dusty-maiden | ||
| Chaetopappa ericoides | heather-aster | ||
| Chrysothamnus viscidiflorus | green rabbit-brush | ||
| Cichorium intybus, 1880 | chicory; 1880 | ||
| Cirsium altissimum | tall thistle | ||
| Cirsium arvense, 1886 | Canada thistle; 1886 | ||
| Cirsium canescens | Platte thistle | ||
| Cirsium discolor | field thistle | ||
| Cirsium flodmanii | Flodman's thistle | ||
| Cirsium ochrocentrum | yellow-spine thistle | ||
| Cirsium undulatum | wavy-leaf thistle | ||
| Cirsium vulgare, 1890 | bull thistle; 1890 | ||
| Conyza canadensis | horseweed, mare's-tail | ||
| Conyza ramosissima | low horseweed, spreading fleabane | ||
| Coreopsis lanceolata | lance-leaf tickseed | ||
| Coreopsis palmata | finger tickseed | ||
| Coreopsis tinctoria | plains coreopsis, calliopsis | ||
| Crepis atribarba | slender hawk's-beard | ||
| Crepis occidentalis ssp. costata | hawk's-beard | ||
| Crepis runcinata | dandelion hawk's-beard | ||
| Crepis tectorum, 1891 | narrow-leaf hawk's-beard; 1891 | ||
| Dieteria canescens v. canescens | hoary-aster, viscid aster | ||
| Dieteria canescens v. glabra | hoary-aster, viscid aster | ||
| Dieteria canescens v. nebraskana | hoary-aster, viscid aster | ||
| Doellingeria umbellata v. pubens | umbellate-aster, flat-top aster | ||
| Dyssodia papposa | fetid-marigold | ||
| Echinacea angustifolia | narrow-leaf purple coneflower | ||
| Echinacea pallida | pale purple coneflower | ||
| Echinacea purpurea | purple coneflower | ||
| Echinops sphaerocephalus, 1960s | great globe-thistle, 1960s | ||
| Eclipta prostrata | yerba de tajo | ||
| Engelmannia pinnatifida | fireweed, burnweed | ||
| Erechtites hieraciifolius | rabbit-brush, chrysothamnus | ||
| Ericameria nauseosa v. graveolens | rabbit-brush, chrysothamnus | ||
| Ericameria nauseosa v. nauseosa | rabbit-brush, chrysothamnus | ||
| Ericameria nauseosa v. oreophila | |||
| Ericameria parryi v. howardii | Parry's rabbit-brush | ||
| Erigeron annuus | annual fleabane, eastern fleabane | ||
| Erigeron bellidiastrum | western fleabane | ||
| Erigeron caespitosus | fleabane | ||
| Erigeron canus | hoary fleabane | ||
| Erigeron divergens | fleabane | ||
| Erigeron flagellaris | trailing fleabane, whiplash fleabane | ||
| Erigeron lonchophyllus | |||
| Erigeron ochroleucus var. scribneri | |||
| Erigeron philadelphicus | marsh fleabane | ||
| Erigeron pumilis | shaggy fleabane | ||
| Erigeron strigosus | daisy fleabane, rough fleabane | ||
| Erigeron subtrinervis | early blue-top fleabane | ||
| Erigeron vetensis | |||
| Eupatorium altissimum | tall boneset | ||
| Eupatorium maculatum ssp. bruneri | spotted Joe Pye weed | ||
| Eupatorium perfoliatum | boneset | ||
| Eupatorium purpureum v. holzingeri | sweet Joe Pye weed | ||
| Eupatorium purpureum v. purpureum | sweet Joe Pye weed | ||
| Eupatorium serotinum | late boneset | ||
| Euthamia gymnospermoides | goldentop | ||
| Euthamia occidentalis | goldentop | ||
| Evax prolifera | rabbit-tobacco | ||
| Filago arvensis, 1995 | fluffweed;1995 | ||
| Gaillardia pulchella | blanket flower | ||
| Galinsoga parviflora, 1942 | quickweed, galinsoga; 1942 | ||
| Galinsoga quadriradiata, 1927 | quickweed, galinsoga; 1927 | ||
| Gnaphalium jaliscense, 1968 | |||
| Gnaphalium obtusifolium | fragrant cudweed, everlasting | ||
| Gnaphalium palustre | little cudweed | ||
| Gnaphalium purpureum | purple cudweed | ||
| Gnaphalium stramineum, 1983 | cotton-batting; 1983 | ||
| Grindelia ciliata, 1934 | goldenweed; 1934 | ||
| Grindelia squarrosa v. quasiperennis | curly-cup gumweed | ||
| Grindelia squarrosa v. serrulata | curly-cup gumweed | ||
| Grindelia squarrosa v. squarrosa | curly-cup gumweed | ||
| Gutierrezia dracunculoides | broomweed | ||
| Gutierrezia sarothrae | snakeweed, broom snakeweed | ||
| Helenium autumnale | sneezeweed | ||
| Helianthus annuus | common sunflower | ||
| Helianthus grosseserratus | sawtooth sunflower | ||
| Helianthus hirsutus | hairy sunflower | ||
| Helianthus maximiliani | Maximilian's sunflower | ||
| Helianthus mollis | hairy sunflower | ||
| Helianthus nuttallii | Nuttall's sunflower | ||
| Helianthus pauciflorus ssp. pauciflorus | stiff sunflower | ||
| Helianthus pauciflorus ssp. subrhomboideus | stiff sunflower | ||
| Helianthus petiolaris | plains sunflower, Sandhills sunflower | ||
| Helianthus tuberosus | Jerusalem-artichoke | ||
| Heliopsis helianthoides v. occidentalis | false sunflower | ||
| Heterotheca latifolia, 1988 | camphor-weed, 1988 | ||
| Heterotheca stenophylla v. angustifolia | narrow-leaf golden-aster | ||
| Heterotheca stenophylla v. stenophylla | narrow-leaf golden-aster | ||
| Heterotheca villosa v. ballardii | showy golden-aster | ||
| Heterotheca villosa v. nana | golden-aster | ||
| Heterotheca villosa v. villosa | hairy golden-aster | ||
| Hieracium kalmii v. canadense | Canada hawkweed | ||
| Hieracium longipilum | hairy hawkweed, longbeard hawkweed | ||
| Hieracium umbellatum | narrowleaf hawkweed | ||
| Hymenopappus filifolius v. polycephalus | thread-leaf woolly-white | ||
| Hymenopappus scabiosaeus v. corymbosus | old-plainsman | ||
| Hymenopappus tenuifolius | |||
| Iva annua | marsh-elder | ||
| Iva axillaris v. axillaris | poverty-weed | ||
| Iva axillaris v. robustior | poverty weed | ||
| Iva xanthiifolia | big marsh-elder, false ragweed | ||
| Krigia caespitosa | dwarf-dandelion | ||
| Lactuca canadensis | wild lettuce | ||
| Lactuca floridana | blue lettuce | ||
| Lactuca ludoviciana | western wild lettuce | ||
| Lactuca pulchella | pretty blue lettuce | ||
| Lactuca saligna, 1971 | willow-leaf lettuce, least lettuce; 1971 | ||
| Lactuca seriola v. integrata | prickly lettuce | ||
| Lactuca serriola v. serriola, 1889 | prickly lettuce; 1889 | ||
| Leucanthemum vulgare, 1887 | oxeye daisy, white daisy; 1887 | ||
| Liatris aspera | gayfeather, blazing-star | ||
| Liatris lancifolia | gayfeather, blazing-star | ||
| Liatris ligulistylis | gayfeather, blazing-star | ||
| Liatris punctata | gayfeather, blazing-star | ||
| Liatris pycnostachya | gayfeather, blazing-star | ||
| Liatris squarrosa v. glabrata | gayfeather, blazing-star | ||
| Liatris squarrosa v. hirsuta | gayfeather, blazing-star | ||
| Lygodesmia juncea | skeleton-weed | ||
| Machaeranthera tanacetifolia | tansy-aster, Tahoka daisy | ||
| Matricaria chamomilla | scented chamomile | ||
| Matricaria inodora, 1905 | scentless chamomile; 1905 | ||
| Matricaria matricarioides, 1974 | pineapple weed; 1974 | ||
| Nothocalais cuspidata | false-dandelion, prairie-dandelion | ||
| Onopordum acanthium, 1960s | Scotch-thistle, cotton-thistle; 1960s | ||
| Oönopsis multicaulis | goldenweed | ||
| Palafoxia sphacelata | palafoxia | ||
| Pectis angustifolia | lemon-weed | ||
| Picradeniopsis oppositifolia | |||
| Prenanthes aspera | rattlesnake-root | ||
| Prenanthes racemosa ssp. multiflora | rattlesnake-root | ||
| Pyrrhopappus carolinianus | Carolina false-dandelion | ||
| Pyrrhopappus grandiflorus | tuberous false-dandelion | ||
| Ratibida columnifera | prairie coneflower | ||
| Ratibida pinnata | grayhead coneflower | ||
| Ratibida tagetes | marigold prairie coneflower | ||
| Rayjacksonia annua | |||
| Rudbeckia hirta v. pulcherrima | black-eyed susan | ||
| Rudbeckia laciniata | cutleaf-coneflower, golden-glow | ||
| Rudbeckia triloba | brown-eyed susan | ||
| Scorzonera laciniata | false salsify, cutleaf viper-grass | ||
| Senecio canus v. canus | gray ragwort | ||
| Senecio canus. v. purshianus | gray ragwort | ||
| Senecio glabellus | butterwort | ||
| Senecio integerrimus v. integerrimus | groundsel | ||
| Senecio integerrimus v. scribneri | groundsel | ||
| Senecio plattensis | prairie ragwort | ||
| Senecio pseudaureus v. semicordatus | false golden ragwort | ||
| Senecio riddellii | Riddell's groundsel | ||
| Senecio spartioides | narrow-leaf butterweed | ||
| Senecio tridenticulatus | |||
| Senecio vulgaris, 1887 | groundsel; 1887 | ||
| Shinnersoseris rostrata | false skeletonweed | ||
| Silphium integrifolium v. laeve | rosinweed | ||
| Silphium laciniatum | compass plant | ||
| Silphium perfoliatum | cup-plant | ||
| Solidago canadensis | Canada goldenrod | ||
| Solidago flexicaulis | zigzag goldenrod | ||
| Solidago gigantea | late goldenrod | ||
| Solidago missouriensis | prairie goldenrod, Missouri goldenrod | ||
| Solidago mollis | soft goldenrod | ||
| Solidago nemoralis ssp, decemflora | gray goldenrod | ||
| Solidago petiolaris | downy goldenrod | ||
| Solidago rigida | stiff goldenrod | ||
| Solidago speciosa v. rigidiuscula | showy-wand goldnerod | ||
| Solidago ulmifolia | elm-leaf goldenrod | ||
| Sonchus arvensis v. glabrescens, 1971 | perennial sow-thistle, milk-thistle; 1971 | ||
| Sonchus asper, 1888 | prickly sow-thistle; 1888 | ||
| Sonchus oleraceus, 1908 | common sow-thistle; 1908 | ||
| Stenotus armerioides | goldenweed | ||
| Stephanomeria runcinata | wire-lettuce, skeletonweed | ||
| Tanacetum balsamita | costmary | ||
| Tanacetum vulgare | tansy | ||
| Taraxacum officinale, 1885 | dandelion; 1885 | ||
| Tetraneuris acaulis | hymenoxys | ||
| Tetraneuris scaposa v. linearis | hymenoxys | ||
| Thelesperma filifolium v. intermedium | greenthread | ||
| Thelesperma megapotamicum | greenthread | ||
| Townsendia exscapa | stemless townsendia, Easter daisy | ||
| Townsendia grandiflora | bighead townsendia | ||
| Townsendia hookeri | Hooker's townsendia, Easter daisy | ||
| Tragopogon dubius, 1910 | goat's-beard, western salsify; 1910 | ||
| Tragopogon porrifolius, 1892 | salsify; 1892 | ||
| Tragopogon pratensis, 1891 | meadow salsify; 1891 | ||
| Verbesina alternifolia | wingstem | ||
| Verbesina encelioides v. exauriculata | butter-daisy | ||
| Vernonia baldwinii ssp. interior | western ironweed | ||
| Vernonia fasciculata ssp. corymbosa | ironweed | ||
| Vernonia fasciculata ssp. fasciculata | ironweed | ||
| Xanthisma grindelioides | green cutleaf ironplant | ||
| Xanthisma spinulosum v. glaberrimum | goldenweed | ||
| Xanthisma spinulosum v. spinulosum | gray cutleaf ironplant | ||
| Xanthium spinosum, 1934 | spiny cocklebur; 1934 | ||
| Xanthium strumarium v. canadense | cocklebur | ||
|
BALSAMINACEAE
|
|||
| Impatiens capensis | spotted jewel-weed, spotted touch-me-not |
||
| Impatiens pallida | pale jewel-weed, pale touch-me-not |
||
|
BERBERIDACEAE
|
|||
| Berberis repens | Oregon-grape, grape-holly, holly-grape | ||
| Berberis thunbergii, 1991 | Japanese barberry | ||
| Berberis vulgaris; 1880s | European barberry; 1880s | ||
| Caulophyllum thalictroides | blue-cohosh | ||
| Podophyllum peltatum | May-apple | ||
|
BETULACEAE
|
|||
| Betula occidentalis | mountain birch, water birch | ||
| Betula papyrifera | paper birch | ||
| Corylus americana | American hazelnut | ||
| Ostrya virginiana | ironwood, hop-hornbeam | ||
|
BIGNONIACEAE
|
|||
| Campsis radicans | trumpet-creeper | ||
| Catalpa bignonioides | southern catalpa | ||
| Catalpa speciosa | northern catalpa, cigar tree | ||
|
BORAGINACEAE
|
|||
| Amsinckia intermedia, 1914 | fiddleneck; 1914 | ||
| Amsinckia lycopsoides, 1906 | fiddleneck; 1906 | ||
| Asperugo procumbens, 1961 | madwort; 1961 | ||
| Cryptantha cana | cryptantha | ||
| Cryptantha celosioides | cryptantha | ||
| Cryptantha cinerea v. jamesii | cryptantha | ||
| Cryptantha fendleri | cryptantha | ||
| Cryptantha minima | cryptantha | ||
| Cryptantha thyrsiflora | cryptantha | ||
| Cynoglossum officinale, 1873 | hound's-tongue; 1878 | ||
| Echium vulgare, 1888 | blueweed; 1888 | ||
| Hackelia deflexa v. americana | stickseed | ||
| Hackelia floribunda | stickseed | ||
| Hackelia virginiana | stickseed | ||
| Heliotropium curassavicum v. curassavicum | bindweed heliotrope | ||
| Heliotropium curassavicum v. obovatum | seaside heliotrope | ||
| Lappula cenchrusoides | sheep-bur, stickseed | ||
| Lappula redowskii v. cupulata | stickseed | ||
| Lappula redowskii v. redowskii | stickseed | ||
| Lappula squarrosa | stickseed | ||
| Lithospermum arvense | corn gronwell | ||
| Lithospermum canescens | hoary puccoon | ||
| Lithospermum caroliniense | plains puccoon | ||
| Lithospermum incisum | fringed puccoon | ||
| Mertensia lanceolata | bluebells | ||
| Mertensia virginica, 1950 | Virginia bluebells; 1950 | ||
| Myosotis laxa | little forget-me-not | ||
| Myosotis stricta, 1995 | blue scorpion-grass; 1995 | ||
| Myosotis verna | early scorpion-grass | ||
| Onosmodium molle v. occidentale | false gromwell, marble-seed | ||
| Plagiobothrys scouleri v. penicillatus | popcorn-flower | ||
|
BRASSICACEAE (Cruciferae, nom. alt.)
|
|||
| Alliaria petiolata, 1975 | garlic mustard; 1975 | ||
| Alyssum alyssoides, 1890 | pale alyssum; 1890 | ||
| Alyssum desertorum, 1950 | alyssum; 1955 | ||
| Alyssum simplex, 1995 | alyssum; 1995 | ||
| Arabidopsis thaliana | mouse-ear cress, thale cress | ||
| Arabis canadensis | sicklepod | ||
| Arabis glabra | tower mustard | ||
| Arabis hirsuta v. pycnocarpa | rock cress | ||
| Arabis holboellii v. collinsii | rock cress | ||
| Arabis holboellii v. pinetorum | rock cress | ||
| Arabis shortii | rock cress | ||
| Armoracia rusticana,1958 | horse-radish; 1958 | ||
| Barbarea vulgaris, 1907 | winter cress; 1907 | ||
| Berteroa incana, 1909 | hoary-alyssum; 1909 | ||
| Brassica juncea, 1890 | Indian mustard; 1890 | ||
| Brassica nigra, 1875 | black mustard; 1875 | ||
| Brassica rapa ssp. campestris, 1897 | wild turnip; 1897 | ||
| Camelina microcarpa | small-seeded false flax | ||
| Camelina sativa, 1889 | gold-of-pleasure; 1889 | ||
| Capsella bursa-pastoris, 1884 | shepherd's-purse; 1884 | ||
| Cardamine bulbosa | spring cress | ||
| Cardamine concatenata | toothwort | ||
| Cardamine flexuosa | bitter cress | ||
| Cardamine pensylvanica | bitter cress | ||
| Chorispora tenella, 1914 | blue mustard; 1914 | ||
| Conringia orientalis, 1908 | hare's-ear mustard; 1908 | ||
| Descurainea pinnata | tansy mustard | ||
| Descurainia sophia, 1897 | tansy mustard; 1897 | ||
| Diplotaxis muralis, 1916 | wall rocket; 1916 | ||
| Draba brachycarpa | whitlow-wort, whitlow-grass | ||
| Draba cuneifolia | wedge-leaf draba | ||
| Draba nemorosa | whitlow-wort, whitlow-grass | ||
| Draba reptans | whitlow-wort, whitlow-grass | ||
| Eruca vesicaria ssp. sativa, 1910 | garden rocket, rocket salad, arugula, rugala; 1910 | ||
| Erucastrum gallicum | dog mustard | ||
| Erysimum asperum | western wallflower | ||
| Erysimum cheiranthoides | wormseed wallflower | ||
| Erysimum inconspicuum | smallflower wallflower | ||
| Erysimum repandum, 1897 | bushy wallflower; 1897 | ||