More Details
Families: 105
Genera: 403
Species: 811
Total Taxa: 873 (including subsp. and var.)
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Physostegia virginiana subsp. virginiana - obedience
Prunella vulgaris subsp. lanceolata (W.P.C.Barton) Hultén - lance self-heal
Pycnanthemum virginianum (L.) B.L.Rob. & Fernald - Virginia mountain mint
Salvia reflexa Hornem. - Rocky Mountain sage
Scutellaria lateriflora L. - mad-dog skullcap
Scutellaria ovata subsp. ovata - heart-leaved skullcap
Scutellaria parvula var. missouriensis (Torr.) Goodman & C.A.Lawson - smooth small skullcap
Stachys palustris L. - woundwort
Stachys tenuifolia var. tenuifolia - smooth hedge-nettle
Teucrium canadense L. - wood sage
Teucrium canadense var. virginicum (L.) Eaton - wood sage
Trichostema brachiatum L. - fluxweed
Erythronium albidum Nutt. - white trout-lily
Lilium michiganense Farw. - Turk's-cap lily
Lilium philadelphicum L. - wood lily
Linum sulcatum Riddell - grooved yellow flax
Dendrolycopodium dendroideum (Michx.) A. Haines - round-branched club-moss
Diphasiastrum digitatum (Dill. ex A.Braun) Holub - trailing ground-pine
Huperzia lucidula (Michx.) Trevis. - shining fir-moss
Lythrum salicaria L. - spiked loosestrife
Abutilon theophrasti Medik. - velvet-leaf
Hibiscus trionum L. - flower-of-an-hour
Malva neglecta Wallr. - common mallow
Malva pusilla Sm. - low mallow
Napaea dioica L. - glade mallow
Tilia americana var. americana - basswood
Trillium flexipes Raf. - nodding wake-robin
Trillium grandiflorum (Michx.) Salisb. - white wake-robin
Trillium recurvatum Beck - toadshade
Menispermum canadense L. - common moonseed
Claytonia virginica L. - Virginia spring-beauty
Maclura pomifera (Raf.) C.K.Schneid. - osage-orange
Morus alba L. - white mulberry
Mirabilis nyctaginea (Michx.) MacMill. - wild four-o'clock
Nuphar advena (Aiton) W.T.Aiton - yellow water-lily
Nuphar variegata Durand - bull-head pond-lily
Fraxinus americana L. - white ash
Fraxinus nigra Marshall - black ash
Circaea canadensis subsp. canadensis (L.) Hill - broad-leaf enchanter's-nightshade
Epilobium ciliatum Raf. - hairy willow-herb
Epilobium coloratum Biehler - eastern willow-herb
Epilobium leptophyllum Raf. - fen willow-herb
Epilobium X wisconsinense Ugent - Wisconsin willow-herb
Oenothera biennis L. - common evening-primrose
Oenothera gaura W.L.Wagner & Hoch - biennial gaura
Oenothera oakesiana (A.Gray) J.W.Robbins ex S.Watson & Coult. - Oakes' evening-primrose
Oenothera parviflora L. - small-flowered evening-primrose
Oenothera villosa subsp. villosa - hairy evening-primrose
Botrypus virginianus (L.) Michx. - rattlesnake fern
Sceptridium dissectum (Spreng.) Lyon - lace-frond grape fern
Aplectrum hyemale (Muhl. ex Willd.) Torr. - putty-root
Coeloglossum viride var. virescens (Muhl.) Luer - frog orchid
Corallorhiza maculata (Raf.) Raf. - summer coralroot
Cypripedium parviflorum var. pubescens (Willd.) O.W.Knight - large yellow lady's-slipper
Cypripedium reginae Walter - showy lady's-slipper
Galearis spectabilis (L.) Raf. - showy orchis
Goodyera pubescens (Willd.) R.Br. - downy rattlesnake-plantain
Liparis liliifolia (L.) Rich. ex Lindl. - purple twayblade
Malaxis unifolia Michx. - green adder's-mouth
Platanthera hookeri (Torr. ex A.Gray) Lindl. - pad-leaf
Spiranthes cernua (L.) Rich. - nodding lady's-tresses
Spiranthes lacera var. gracilis (Bigelow) Luer - slender lady's-tresses
Spiranthes ovalis var. erostellata Catling - oval lady's-tresses
Triphora trianthophora subsp. trianthophora - three-birds orchid
Agalinis auriculata (Michx.) S.F.Blake - earleaf foxglove
Agalinis gattingeri (Small) Small - round-stemmed false foxglove
Agalinis tenuifolia (Vahl) Raf. - common false foxglove
Aureolaria grandiflora var. pulchra Pennell - large-flowered yellow false foxglove
Aureolaria pedicularia (L.) Raf. - clammy false foxglove
Castilleja sessiliflora Pursh - downy painted-cup
Orobanche uniflora L. - one-flowered broom-rape
Pedicularis canadensis subsp. canadensis - wood-betony
Pedicularis lanceolata Michx. - swamp-lousewort
Oxalis dillenii Jacq. - southern yellow wood-sorrel
Oxalis stricta L. - tall wood-sorrel
Oxalis violacea L. - violet wood-sorrel
Chelidonium majus L. - greater celandine
Corydalis micrantha subsp. micrantha - small-flowered corydalis
Dicentra cucullaria (L.) Bernh. - Dutchman's-breeches
Sanguinaria canadensis L. - bloodroot
Penthorum sedoides L. - ditch stonecrop
Mimulus ringens var. ringens - monkey-flower
Phryma leptostachya L. - American lop-seed
Picea glauca (Moench) Voss - white spruce
Pinus resinosa Aiton - red pine
Pinus strobus L. - eastern white pine
Chaenorhinum minus (L.) Lange - small snapdragon
Chelone glabra L. - white turtlehead
Linaria vulgaris Mill. - butter-and-eggs
Penstemon digitalis Nutt. ex Sims - tall white beard-tongue
Plantago aristata Michx. - large-bracted plantain
Plantago lanceolata L. - ribgrass
Plantago major L. - plantain
Plantago patagonica Jacq. - woolly plantain
Plantago rugelii Decne. - Rugel's plantain
Plantago virginica L. - Virginia plantain
Veronica arvensis L. - corn speedwell
Veronica beccabunga var. americana L. - American speedwell
Veronica peregrina subsp. peregrina - purslane speedwell
Veronica peregrina subsp. xalapensis (Kunth) Pennell - purslane speedwell
Veronicastrum virginicum (L.) Farw. - Culver's-root
Agrostis gigantea Roth - redtop
Agrostis scabra Willd. - ticklegrass
Agrostis stolonifera L. - creeping tickle grass
Andropogon gerardii Vitman - turkey-foot
Aristida basiramea Engelm. ex Vasey - fork-tip three-awn grass
Aristida oligantha Michx. - plains three-awn grass
Bouteloua curtipendula var. curtipendula - side-oats grama
Brachyelytrum erectum (Schreb.) P.Beauv. - southern shorthusk
Bromus arvensis L. - fringed brome
Bromus inermis Leyss. - smooth brome
Bromus kalmii A.Gray - prairie brome
Bromus latiglumis (Scribn. ex Shear) Hitchc. - flanged brome
Bromus pubescens Muhl. ex Willd. - hairy woodland brome
Bromus tectorum L. - June grass
Calamagrostis canadensis var. canadensis - blue-joint grass
Cenchrus longispinus (Hack.) Fernald - sandbur
Dichanthelium leibergii (Vasey) Freckmann - prairie panic grass
Dichanthelium meridionale (Ashe) Freckmann - slender panic grass
Dichanthelium oligosanthes var. scribnerianum (Schult.) Gould - Scribner's panic grass
Dichanthelium perlongum (Nash) Freckmann - long-stalked panic grass
Digitaria ischaemum (Schreb.) Muhl. - smooth crabgrass
Echinochloa crus-galli (L.) P.Beauv. - large barnyard grass
Echinochloa muricata (P.Beauv.) Fernald - rough barnyard grass
Echinochloa muricata var. microstachya Wiegand - rough barnyard grass
Echinochloa muricata var. muricata - rough barnyard grass
Eleusine indica (L.) Gaertn. - yard grass
Elymus canadensis L. - Great Plains wild-rye
Elymus hystrix var. hystrix - glumeless wild-rye
Elymus repens (L.) Gould - quackgrass
Elymus trachycaulus subsp. subsecundus (Link) A.Löve & D.Löve - one-sided wheat grass
Elymus trachycaulus subsp. trachycaulus - slender wheat grass
Elymus villosus var. villosus - silky wild-rye
Elymus virginicus var. virginicus - Virginia wild-rye
Eragrostis cilianensis (All.) Vignolo ex Janch. - stink grass
Eragrostis hypnoides (Lam.) Britton, Sterns & Poggenb. - teal love grass
Eragrostis pectinacea var. pectinacea - tufted love grass
Eriochloa villosa (Thunb.) Kunth - woolly cup grass
Festuca subverticillata (Pers.) E.B.Alexeev - nodding fescue
Glyceria striata (Lam.) Hitchc. - ridged glyceria
Hesperostipa spartea (Trin.) Barkworth - porcupine grass
Hordeum jubatum L. - squirrel-tail grass
Koeleria macrantha (Ledeb.) Schult. - prairie June grass
Leersia virginica Willd. - whitegrass
Miscanthus sacchariflorus (Maxim.) Benth. - Japanese plume grass
Muhlenbergia frondosa (Poir.) Fernald - wire-stem muhly
Muhlenbergia mexicana (L.) Trin. - wire-stem muhly
Muhlenbergia schreberi J.F.Gmel. - nimble-will muhly
Muhlenbergia tenuiflora (Willd.) Britton, Sterns & Poggenb. - woodland drop-seed
Panicum capillare subsp. capillare - witch grass
Panicum dichotomiflorum subsp. dichotomiflorum - knee grass
Panicum philadelphicum subsp. philadelphicum - Philadephia panic grass
Panicum virgatum L. - switch grass
Patis racemosa "(Sm.) Romasch., P.M.Peterson & R.J.Soreng" - mountain rice grass
Phalaris arundinacea L. - reed canary grass
Phleum pratense subsp. pratense - timothy
Phragmites australis (Cav.) Trin. ex Steud. - common reed grass
Poa compressa L. - wiregrass
Poa pratensis L. - Kentucky bluegrass
Schizachyrium scoparium (Michx.) Nash - prairie beard grass
Setaria faberi R.A.W.Herrm. - nodding foxtail
Setaria italica (L.) P.Beauv. - foxtail millet
Setaria pumila subsp. pumila - yellow foxtail
Setaria verticillata (L.) P.Beauv. - hooked bristle grass
Setaria viridis (L.) P.Beauv. - green foxtail
Setaria viridis var. viridis - green foxtail
Sorghastrum nutans (L.) Nash - yellow Indian grass
Spartina pectinata Link - slough grass
Sphenopholis intermedia (Rydb.) Rydb. - slender wedge grass
Sporobolus compositus var. compositus - tall drop-seed
Sporobolus heterolepis (A.Gray) A.Gray - prairie drop-seed
Sporobolus neglectus Nash - small drop-seed
Sporobolus vaginiflorus var. vaginiflorus - sheathed drop-seed
Phlox divaricata subsp. laphamii (A.W.Wood) Wherry - woodland phlox
Phlox pilosa L. - prairie phlox
Phlox pilosa subsp. fulgida (Wherry) Wherry - prairie phlox
Polemonium reptans var. reptans - spreading Jacob's-ladder
Polygala sanguinea L. - field milkwort
Polygala senega L. - senega root
Polygala verticillata var. isocycla Fernald - short whorled milkwort
Fallopia convolvulus (L.) Á.Löve - false buckwheat
Fallopia scandens (L.) Holub - climbing false buckwheat
Persicaria amphibia (L.) Gray - water smartweed
Persicaria hydropiper (L.) Spach - water-pepper
Persicaria hydropiperoides (Michx.) Small - swamp smartweed
Persicaria lapathifolia (L.) Gray - pale smartweed
Persicaria maculosa Gray - heart's-ease
Persicaria pensylvanica (L.) M.Gómez - pinkweed
Persicaria punctata (Elliott) Small - dotted smartweed
Persicaria sagittata (L.) H.Gross - arrow vine
Persicaria virginiana (L.) Gaertn. - woodland knotweed
Polygonum achoreum S.F.Blake - Blake's knotweed
Polygonum aviculare - doorweed
Polygonum aviculare subsp. depressum L. - door-yard knotweed
Polygonum ramosissimum - bushy knotweed
Polygonum tenue Michx. - slender knotweed
Rumex acetosella L. - sheep sorrel
Rumex altissimus Alph.Wood - tall dock
Rumex crispus L. - yellow dock
Polypodium virginianum L. - rock polypody
Portulaca oleracea L. - pusley
Potamogeton crispus L. - curly pondweed
Potamogeton foliosus subsp. foliosus - leafy pondweed
Potamogeton oakesianus J.W.Robbins - Oakes' pondweed
Stuckenia pectinata (L.) Börner - sago pondweed
Lysimachia ciliata L. - fringed loosestrife
Lysimachia nummularia L. - creeping jenny
Lysimachia quadriflora Sims - smooth loosestrife
Lysimachia quadrifolia L. - whorled yellow loosestrife
Primula meadia (L.) A.R.Mast & Reveal - pride-of-Ohio
Trientalis borealis Raf. - maystar
Adiantum pedatum L. - northern maidenhair fern
Cheilanthes feei T.Moore - slender lip fern
Cryptogramma stelleri (S.G.Gmel.) Prantl - Steller's rock brake
Pellaea glabella subsp. glabella - smooth cliff brake
Actaea pachypoda Elliott - white baneberry
Actaea rubra (Aiton) Willd. - red baneberry
Anemone acutiloba (DC.) G.Lawson - sharp-lobed hepatica
Anemone canadensis L. - meadow anemone
Anemone cylindrica A.Gray - candle anemone
Anemone patens var. multifida Pritz. - prairie-smoke
Anemone quinquefolia var. quinquefolia - wood anemone
Anemone virginiana L. - tall thimbleweed
Anemone virginiana var. alba (Oakes) A.W.Wood - thimbleweed
Anemone virginiana var. virginiana - tall thimbleweed
Aquilegia canadensis L. - wild columbine
Caltha palustris L. - yellow marsh-marigold
Clematis virginiana L. - virgin's-bower
Ranunculus abortivus L. - small-flowered buttercup
Ranunculus fascicularis Muhl. ex J.M.Bigelow - thick-root buttercup
Ranunculus hispidus var. nitidus (Chapm.) T.Duncan - rough buttercup
Ranunculus recurvatus var. recurvatus - hooked buttercup
Ranunculus repens L. - creeping buttercup
Thalictrum dasycarpum Fisch. & Avé-Lall. - tall meadow-rue
Thalictrum dioicum L. - quicksilver-weed
Thalictrum thalictroides (L.) A.J.Eames & B.Boivin - wind-flower
Ceanothus americanus L. - red-root
Ceanothus herbaceus Raf. - prairie red-root
Rhamnus cathartica L. - European buckthorn
Agrimonia gryposepala Wallr. - tall hairy agrimony
Agrimonia pubescens Wallr. - soft agrimony
Amelanchier interior Nielsen - Wiegand's shadbush
Amelanchier laevis Wiegand - smooth serviceberry
Amelanchier sanguinea - red-twigged shadbush
Amelanchier spicata (Lam.) K.Koch - thicket shadbush
Aronia melanocarpa (Michx.) Elliott - black chokeberry
Aronia x prunifolia (Marshall) Rehder (pro sp.) - hybrid chokeberry
Crataegus calpodendron (Ehrh.) Medik. - late hawthorn
Crataegus chrysocarpa var. chrysocarpa - round-leaved hawthorn
Crataegus macracantha - large-thorn hawthorn
Crataegus punctata Jacq. - white haw
Crataegus schuettei Ashe - royal hawthorn
Crataegus succulenta Schrad. ex Link - succulent hawthorn
Crataegus X disperma Ashe - spreading hawthorn
Drymocallis arguta (Pursh) Rydb. - prairie cinquefoil tall cinquefoil tall potentilla
Fragaria vesca subsp. americana (Porter) Staudt - woodland strawberry
Fragaria virginiana Duchesne - wild strawberry
Geum canadense Jacq. - white avens
Geum triflorum var. triflorum - prairie-smoke
Malus ioensis - prairie crabapple
Malus pumila Mill. - orchard apple
Physocarpus intermedius (Rydb.) C.K.Schneid. - Atlantic nine-bark
Physocarpus opulifolius (L.) Maxim. - Atlantic nine-bark
Potentilla intermedia L. - downy cinquefoil
Potentilla norvegica L. - strawberry-weed
Potentilla recta L. - sulphur five-fingers
Potentilla simplex Michx. - old-field cinquefoil
Prunus americana Marshall - wild plum
Prunus pensylvanica L.f. - bird cherry
Prunus pumila var. besseyi (L.H.Bailey) Gleason - Bessey's sand cherry
Prunus serotina var. serotina Ehrh. - wild black cherry
Prunus virginiana var. virginiana - eastern chokecherry
Rosa arkansana Porter - wild prairie rose
Rosa blanda Aiton - meadow roae
Rosa carolina L. - pasture rose
Rosa multiflora Thunb. ex Murray - multiflora rose
Rosa palustris Marshall - swamp rose
Rosa rubiginosa var. rubiginosa L. - sweet briar rose
Rosa woodsii subsp. woodsii Lindl. - Woods' rose
Rubus allegheniensis Porter ex L.H.Bailey - common blackberry
Rubus flagellaris Willd. - whiplash dewberry
Rubus idaeus subsp. strigosus L. - wild red raspberry
Rubus occidentalis L. - black raspberry
Rubus pensilvanicus Poir. - yankee blackberry
Spiraea alba var. alba - white meadowsweet
Galium aparine L. - sticky-willy
Galium boreale L. - northern bedstraw
Galium circaezans var. hypomalacum Fernald - wild licorice
Galium concinnum Torr. & A.Gray - shining bedstraw
Galium labradoricum (Wiegand) Wiegand - northern bog bedstraw
Galium triflorum Michx. - sweet-scented bedstraw
Galium verum L. - yellow spring bedstraw
Mitchella repens L. - partridgeberry
Zanthoxylum americanum Mill. - northern prickly-ash
Populus alba L. - white poplar
Populus balsamifera L. - hackmatack
Populus deltoides subsp. monilifera (Aiton) Eckenw. - plains cottonwood
Populus grandidentata Michx. - large-toothed aspen
Populus tremuloides Michx. - trembling aspen
Salix bebbiana Sarg. - long-beaked willow
Salix humilis Marshall - upland willow
Salix interior Rowlee - sandbar willow
Salix nigra Marshall - black willow
Salix x fragilis L. - crack willow
Salix x rubens Schrank (pro sp.) - hybrid crack willow
Comandra umbellata subsp. umbellata - false toadflax
Acer negundo L. - box elder
Acer negundo var. negundo - box elder
Acer negundo var. violaceum (Kirchn.) H.Jaeger - box elder
Acer nigrum F.Michx. - black maple
Acer platanoides L. - Norway maple
Acer rubrum var. rubrum - red maple
Acer saccharinum L. - soft maple
Acer saccharum var. saccharum - sugar maple
Heuchera richardsonii R.Br. - Richardson's alumroot
Micranthes pensylvanica (L.) Haw. - swamp saxifrage
Mitella diphylla L. - two-leaf miterwort
Scrophularia lanceolata Pursh - lance-leaf figwort
Scrophularia marilandica L. - late figwort
Verbascum blattaria L. - moth mullein
Verbascum thapsus L. - giant mullein
Selaginella rupestris (L.) Spring - rock spike-moss
Smilax ecirrhata S.Watson - upright carrion-flower
Smilax illinoensis Mangaly - Illinois greenbrier
Smilax lasioneura Hook. - hairy carrion-flower
Smilax tamnoides L. - hellfetter
Datura stramonium L. - thorn-apple
Physalis heterophylla var. heterophylla - clammy ground-cherry
Physalis longifolia var. subglabrata (Mack. & Bush) Cronquist - tall ground-cherry
Physalis philadelphica Lam. - tomatillo
Physalis virginiana var. virginiana - Virginia ground-cherry
Solanum carolinense var. carolinense - horse-nettle
Solanum dulcamara L. - deadly nightshade
Solanum ptychanthum Dunal - West Indian nightshade
Solanum rostratum Dunal - buffalo-bur nightshade
Staphylea trifolia L. - American bladdernut
Taxus canadensis Marshall - ground-hemlock
Sparganium eurycarpum Engelm. - giant bur-reed
Typha angustifolia L. - narrow-leaved cat-tail
Typha latifolia L. - common cat-tail
Ulmus americana L. - white elm
Ulmus pumila L. - Siberian elm
Ulmus rubra Muhl. - slippery elm
Laportea canadensis (L.) Wedd. - Canadian wood-nettle
Parietaria pensylvanica Muhl. ex Willd. - Pennsylvanian pellitory
Pilea pumila (L.) A.Gray - Canadian clearweed
Urtica dioica subsp. gracilis (Aiton) Selander - stinging nettle
Phyla lanceolata (Michx.) Greene - lance-leaf fog-fruit
Verbena bracteata Lag. & Rodr. - prostrate vervain
Verbena hastata L. - swamp verbena
Verbena simplex Lehm. - narrow-leaved vervain
Verbena stricta Vent. - hoary vervain
Verbena urticifolia var. leiocarpa L.M.Perry & Fernald - white vervain
Verbena urticifolia var. urticifolia - white vervain
Verbena x engelmannii Moldenke - Engelmann's vervain
Verbena x rydbergii Moldenke - Rydberg's vervain
Viola nephrophylla Greene - northern bog violet
Viola pedata f. rosea Sanders - bird's-foot violet
Viola pedatifida G.Don - prairie violet
Viola pubescens Aiton - yellow violet
Viola pubescens var. scabriuscula Schwein. ex Torr. & A.Gray - yellow violet
Viola sagittata var. sagittata - arrow-leaved violet
Viola sororia Willd. - hairy wood violet
Parthenocissus inserta (A. Kern.) Fritsch - grape woodbine
Parthenocissus quinquefolia (L.) Planch. - woodbine
Vitis aestivalis var. aestivalis - summer grape
Vitis riparia Michx. - river bank grape