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Families: 99

Genera: 356

Species: 673

Total Taxa: 708 (including subsp. and var.)


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Viburnum lentago L. - sheepberry
Viburnum trilobum Marshall - high-bush cranberry
Alisma triviale Pursh - northern water-plantain
Amaranthus blitoides S.Watson - prostrate pigweed
Amaranthus retroflexus L. - redroot amaranth
Atriplex patula L. - spear saltbush
Chenopodium simplex (Torr.) Raf. - maple-leaved goosefoot
Froelichia floridana (Nutt.) Moq. - plains snake-cotton
Salsola tragus L. - tumbleweed
Rhus glabra L. - smooth sumac
Rhus typhina L. - staghorn sumac
Berula erecta (Huds.) Coville - low water-parsnip
Pastinaca sativa L. - wild parsnip
Sanicula marilandica L. - Maryland sanicle
Sanicula trifoliata E.P.Bicknell - large-fruited black snakeroot
Apocynum sp. L. - Dogbane
Apocynum androsaemifolium L. - spreading dogbane
Asclepias ovalifolia Decne. - oval-leaved milkweed
Asclepias verticillata L. - whorled milkweed
Asclepias viridiflora Raf. - short green milkweed
Lemna minor L. - small duckweed
Lemna turionifera Landolt - Turion duckweed
Aralia nudicaulis L. - wild sarsaparilla
Aralia racemosa L. - life-of-man
Asarum canadense L. - wild-ginger
Asparagus officinalis L. - garden asparagus
Maianthemum stellatum (L.) Link - starry false Solomon's-seal
Ambrosia psilostachya DC. - western ragweed
Ambrosia trifida L. - horse-cane
Anthemis cotula L. - stinking-cotula
Artemisia biennis Willd. - biennial wormwood
Artemisia dracunculus L. - false tarragon
Artemisia frigida Willd. - prairie sage-wort
Bidens cernua L. - nodding bur-marigold
Bidens connata Muhl. ex Willd. - purple-stemmed tickseed
Bidens frondosa L. - devil's beggar-ticks
Bidens tripartita L. - swamp tickseed
Bidens vulgata Greene - tall beggar-ticks
Coreopsis palmata Nutt. - stiff tickseed
Crepis tectorum L. - narrow-leaved hawk's-beard
Erigeron annuus (L.) Pers. - eastern daisy fleabane
Eupatorium altissimum L. - tall thoroughwort
Helenium autumnale L. - common sneezeweed
Helianthus annuus L. - garden sunflower
Helianthus decapetalus L. - thin-leaved sunflower
Helianthus hirsutus Raf. - rough sunflower
Helianthus strumosus L. - rough-leaved sunflower
Helianthus tuberosus L. - woodland sunflower
Hieracium scabrum Michx. - sticky hawkweed
Hieracium umbellatum L. - northern hawkweed
Lactuca canadensis L. - wild lettuce
Lactuca serriola L. - prickly lettuce
Liatris aspera Michx. - rough gayfeather
Liatris cylindracea Michx. - barellhead gayfeather
Prenanthes alba L. - white rattlesnakeroot
Ratibida pinnata (Vent.) Barnhart - pinnate prairie coneflower
Solidago canadensis L. - common goldenrod
Solidago flexicaulis L. - zigzag goldenrod
Solidago gigantea Aiton - smooth goldenrod
Solidago missouriensis Nutt. - Missouri goldenrod
Solidago nemoralis Aiton - old-field goldenrod
Tephroseris palustris (L.) Rchb. - northern swamp groundsel
Tragopogon dubius Scop. - yellow salsify
Vernonia fasciculata Michx. - smooth ironweed
Xanthium strumarium L. - rough cocklebur
Impatiens capensis Meerb. - spotted touch-me-not
Impatiens pallida Nutt. - yellow touch-me-not
Berberis vulgaris L. - Common barberry
Betula cordifolia Regel - mountain white birch
Betula nigra L. - river birch
Corylus americana Walter - American hazelnut
Hydrophyllum virginianum L. - Virginia waterleaf
Lithospermum incisum Lehm. - narrow-leaved puccoon
Lithospermum latifolium Michx. - broad-leaved gromwell
Berteroa incana (L.) DC. - hoary-alyssum
Boechera stricta (Graham) Al-Shehbaz - Drummond's rock-cress
Cardamine pensylvanica Muhl. ex Willd. - Pennsylvania bitter-cress
Draba reptans (Lam.) Fernald - common whitlow-grass
Erysimum cheiranthoides L. - worm-seed wallflower
Lepidium densiflorum Schrad. - small peppergrass
Rorippa sinuata (Nutt.) Hitchc. - western yellow-cress
Rorippa sylvestris (L.) Besser - creeping yellow-cress
Sinapis arvensis L. - charlock mustard
Sisymbrium altissimum L. - tall tumble mustard
Thlaspi arvense L. - field pennycress
Triodanis perfoliata (L.) Nieuwl. - round-leaved triodanis
Cannabis sativa L. - marijuana
Celtis occidentalis L. - northern hackberry
Diervilla lonicera Mill. - northern bush-honeysuckle
Lonicera reticulata Raf. - yellow honeysuckle
Lonicera X bella Zabel - white-bell honeysuckle
Triosteum aurantiacum E.P.Bicknell - orange-fruit horse-gentian
Triosteum aurantiacum var. aurantiacum - orange-fruit horse-gentian
Dianthus armeria - Deptford pink
Silene antirrhina L. - sleepy silene
Silene csereii Baumg. - glaucous campion
Celastrus scandens L. - climbing bittersweet
Lechea tenuifolia Michx. - slender-leaved pinweed
Polanisia dodecandra (L.) DC. - rough-seed clammy-weed
Uvularia grandiflora Sm. - large-flowered bellwort
Commelina communis L. - common dayflower
Tradescantia bracteata Small - sticky spiderwort
Calystegia sepium (L.) R.Br. - hedge false bindweed
Cuscuta polygonorum Engelm. - smartweed dodder
Cornus alternifolia L.f. - pagoda dogwood
Cornus rugosa Lam. - round-leaved dogwood
Cornus sericea L. - red osier dogwood
Sicyos angulatus L. - bur-cucumber
Thuja occidentalis L. - northern white-cedar
Carex sp. L. - Sedge
Carex blanda Dewey - wood sedge
Carex brevior (Dewey) Mack. - plains oval sedge
Carex eburnea Boott - bristle-leaf sedge
Carex laeviconica Dewey - smooth-cone sedge
Carex meadii Dewey - Mead's stiff sedge
Carex pensylvanica Lam. - Pennsylvania sedge
Carex retrorsa Schwein. - retrorse sedge
Carex siccata Dewey - running savanna sedge
Cyperus bipartitus Torr. - slender flat sedge
Cyperus diandrus Torr. - umbrella flat sedge
Cyperus schweinitzii Torr. - Schweinitz's flat sedge
Cyperus squarrosus L. - bearded flat sedge
Cyperus strigosus L. - straw-colored cyperus
Cyperus X mesochorus Geise - midland sand sedge
Cystopteris bulbifera (L.) Bernh. - bulblet fragile fern
Cystopteris fragilis (L.) Bernh. - northern fragile fern
Cystopteris tennesseensis Shaver - Tennessee bladder fern
Onoclea sensibilis L. - sensitive fern
Equisetum arvense L. - field horsetail
Equisetum pratense Ehrh. - meadow horsetail
Equisetum scirpoides Michx. - sedge horsetail
Pyrola elliptica Nutt. - wax-flower shin-leaf
Euphorbia corollata L. - flowering spurge
Euphorbia davidii Subils - David's spurge
Euphorbia geyeri Engelm. - Geyer's spurge
Euphorbia glyptosperma Engelm. - ridge-seeded spurge
Euphorbia nutans Lag. - nodding spurge
Amorpha fruticosa L. - indigo-bush
Baptisia leucophaea Nutt. - plains wild indigo
Crotalaria sagittalis L. - arrow-headed rattle-box
Dalea candida var. candida - white prairie-clover
Dalea purpurea var. purpurea - violet prairie-clover
Dalea villosa var. villosa - silky prairie-clover
Desmodium canadense (L.) DC. - showy tick-trefoil
Desmodium illinoense A.Gray - prairie tick-trefoil
Lespedeza capitata Michx. - round-headed lespedeza
Lotus corniculatus L. - bird's-foot trefoil
Lupinus perennis L. - wild lupine
Medicago lupulina L. - black medick
Melilotus officinalis (L.) Lam. - yellow sweet-clover
Securigera varia (L.) Lassen - purple crown-vetch
Tephrosia virginiana (L.) Pers. - Virginia tephrosia
Trifolium aureum Pollich - yellow hop clover
Trifolium campestre Schreb. - pinnate hop clover
Trifolium hybridum L. - alsike clover
Trifolium repens L. - white clover
Vicia villosa Roth - winter vetch
Quercus alba L. - white oak
Quercus rubra L. - northern red oak
Gentianopsis crinita (Froel.) Ma - greater fringed gentian
Geranium maculatum L. - wild geranium
Ribes americanum Mill. - wild black currant
Ribes cynosbati L. - prickly wild gooseberry
Ribes glandulosum Grauer - skunk currant
Ribes hirtellum Michx. - swamp gooseberry
Ribes missouriense Nutt. - wild gooseberry
Ribes nigrum L. - garden black currant
Elodea canadensis Michx. - common waterweed
Hypericum ascyron L. - great St. John's-wort
Hypericum perforatum L. - St. John's-wort
Hypoxis hirsuta (L.) Coville - yellow star-grass
Sisyrinchium campestre E.P.Bicknell - prairie blue-eyed-grass
Juglans cinerea L. - white walnut
Hedeoma hispida Pursh - rough pennyroyal
Lycopus uniflorus Michx. - northern water-horehound
Lycopus virginicus L. - Virginia water-horehound
Scutellaria lateriflora L. - mad-dog skullcap
Scutellaria ovata subsp. ovata - heart-leaved skullcap
Erythronium albidum Nutt. - white trout-lily
Lilium michiganense Farw. - Turk's-cap lily
Linum rigidum Pursh - stiff-stem yellow flax
Linum sulcatum Riddell - grooved yellow flax
Malva neglecta Wallr. - common mallow
Napaea dioica L. - glade mallow
Trillium flexipes Raf. - nodding wake-robin
Menispermum canadense L. - common moonseed
Claytonia virginica L. - Virginia spring-beauty
Circaea canadensis subsp. canadensis (L.) Hill - broad-leaf enchanter's-nightshade
Epilobium coloratum Biehler - eastern willow-herb
Oenothera biennis L. - common evening-primrose
Oenothera parviflora L. - small-flowered evening-primrose
Oenothera serrulata Nutt. - yellow sundrops
Oenothera villosa subsp. villosa - hairy evening-primrose
Botrychium simplex E.Hitchc. - small grape fern
Sceptridium dissectum (Spreng.) Lyon - lace-frond grape fern
Cypripedium reginae Walter - showy lady's-slipper
Goodyera pubescens (Willd.) R.Br. - downy rattlesnake-plantain
Spiranthes magnicamporum Sheviak - Great Plains lady's-tresses
Agalinis gattingeri (Small) Small - round-stemmed false foxglove
Castilleja coccinea (L.) Spreng. - scarlet painted-cup
Castilleja sessiliflora Pursh - downy painted-cup
Osmunda claytoniana L. - interrupted fern
Oxalis dillenii Jacq. - southern yellow wood-sorrel
Oxalis stricta L. - tall wood-sorrel
Oxalis violacea L. - violet wood-sorrel
Corydalis micrantha - small-flowered corydalis
Corydalis micrantha subsp. micrantha - small-flowered corydalis
Dicentra cucullaria (L.) Bernh. - Dutchman's-breeches
Penthorum sedoides L. - ditch stonecrop
Phryma leptostachya L. - American lop-seed
Pinus strobus L. - eastern white pine
Chelone glabra L. - white turtlehead
Linaria vulgaris Mill. - butter-and-eggs
Penstemon gracilis Nutt. - slender beard-tongue
Penstemon grandiflorus Nutt. - large-flowered beard-tongue
Agrostis stolonifera L. - creeping tickle grass
Aristida basiramea Engelm. ex Vasey - fork-tip three-awn grass
Bromus inermis Leyss. - smooth brome
Bromus pubescens Muhl. ex Willd. - hairy woodland brome
Dichanthelium linearifolium (Scribn.) Gould - slender-leaved panic grass
Dichanthelium perlongum (Nash) Freckmann - long-stalked panic grass
Digitaria cognata - fall witch grass
Elymus canadensis L. - Great Plains wild-rye
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