More Details
Families: 115
Genera: 436
Species: 926
Total Taxa: 990 (including subsp. and var.)
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Quercus velutina Lam. - black oak
Gentiana alba Muhl. ex Nutt. - yellow gentian
Gentiana andrewsii var. andrewsii - prairie closed gentian
Gentiana puberulenta J.S.Pringle - prairie gentian
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 missouriense Nutt. - wild gooseberry
Hamamelis virginiana L. - American witch-hazel
Elodea canadensis Michx. - common waterweed
Elodea nuttallii (Planch.) H.St.John - slender waterweed
Najas flexilis (Willd.) Rostk. & W.L.E.Schmidt - slender naiad
Vallisneria americana Michx. - water-celery
Hypericum ascyron L. - great St. John's-wort
Hypericum perforatum L. - St. John's-wort
Hypericum punctatum Lam. - spotted St. John's-wort
Iris virginica var. shrevei (Small) E.S.Anderson - Virginia iris
Sisyrinchium sp. L. - Blue-Eyed-Grass
Sisyrinchium campestre E.P.Bicknell - prairie blue-eyed-grass
Carya cordiformis (Wangenh.) K.Koch - yellow-bud hickory
Carya ovata var. ovata - shellbark hickory
Juglans cinerea L. - white walnut
Juglans nigra L. - black walnut
Juncus sp. L. - Rush
Juncus dudleyi Wiegand - Dudley's rush
Juncus effusus L. - soft rush
Juncus greenei Oakes & Tuck. - Greene's rush
Juncus nodosus L. - knotted rush
Juncus tenuis Willd. - roadside rush
Juncus torreyi Coville - Torrey's rush
Luzula acuminata var. acuminata - hairy wood rush
Luzula multiflora subsp. multiflora - common wood rush
Agastache scrophulariaefolia (Willd.) Kuntze - purple giant hyssop
Blephilia hirsuta var. hirsuta - hairy wood mint
Clinopodium vulgare L. - wild-basil
Glechoma hederacea var. micrantha Moric. - ground-ivy
Hedeoma hispida Pursh - rough pennyroyal
Hedeoma pulegioides (L.) Pers. - American pennyroyal
Leonurus cardiaca L. - motherwort
Lycopus americanus Muhl. ex W.P.C.Barton - common water-horehound
Lycopus uniflorus Michx. - northern water-horehound
Lycopus virginicus L. - Virginia water-horehound
Mentha canadensis L. - wild mint
Mentha X gracilis Sole (pro sp.) - red mint
Mentha X piperita L. (pro sp.) - peppermint
Monarda fistulosa subsp. fistulosa - wild bergamot
Nepeta cataria L. - catnip
Physostegia virginiana subsp. virginiana - obedience
Prunella vulgaris L. - heal-all
Prunella vulgaris subsp. lanceolata (W.P.C.Barton) Hultén - lance self-heal
Prunella vulgaris subsp. vulgaris - self-heal
Pycnanthemum virginianum (L.) B.L.Rob. & Fernald - Virginia mountain mint
Scutellaria galericulata L. - marsh skullcap
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 arenicola Britton - marsh hedge-nettle
Stachys tenuifolia var. tenuifolia - smooth hedge-nettle
Teucrium canadense L. - wood sage
Teucrium canadense var. virginicum (L.) Eaton - wood sage
Clintonia borealis (Aiton) Raf. - yellow clintonia
Erythronium albidum Nutt. - white trout-lily
Erythronium americanum subsp. americanum - yellow trout-lily
Lilium michiganense Farw. - Turk's-cap lily
Streptopus lanceolatus var. longipes (Fernald) Reveal - twisted-stalk
Floerkea proserpinacoides Willd. - false mermaid-weed
Linum sulcatum Riddell - grooved yellow flax
Lindernia dubia (L.) Pennell - moist bank pimpernel
Dendrolycopodium dendroideum (Michx.) A. Haines - round-branched club-moss
Diphasiastrum complanatum (L.) Holub - northern running-pine
Huperzia lucidula (Michx.) Trevis. - shining fir-moss
Huperzia porophila (F.E.Lloyd & Underw.) Holub - rock club-moss
Huperzia x bartleyi (Cusick) Kartesz & Gandhi - Bartley's club-moss
Lycopodium clavatum L. - staghorn club-moss
Lythrum salicaria L. - spiked loosestrife
Abutilon theophrasti Medik. - velvet-leaf
Malva neglecta Wallr. - common mallow
Tilia americana var. americana - basswood
Anticlea elegans var. glauca (Pursh) Rydb. - white camas
Trillium flexipes Raf. - nodding wake-robin
Trillium grandiflorum (Michx.) Salisb. - white wake-robin
Menispermum canadense L. - common moonseed
Mollugo verticillata L. - Indian chickweed
Claytonia virginica L. - Virginia spring-beauty
Morus alba L. - white mulberry
Nelumbo lutea Willd. - water-chinquapin
Mirabilis nyctaginea (Michx.) MacMill. - wild four-o'clock
Nuphar variegata Durand - bull-head pond-lily
Fraxinus americana L. - white ash
Fraxinus nigra Marshall - black ash
Fraxinus pennsylvanica Marshall - red ash
Circaea alpina subsp. alpina - small enchanter's-nightshade
Circaea canadensis subsp. canadensis (L.) Hill - broad-leaf enchanter's-nightshade
Epilobium ciliatum subsp. ciliatum - hairy willow-herb
Epilobium coloratum Biehler - eastern willow-herb
Epilobium leptophyllum Raf. - fen willow-herb
Oenothera biennis L. - common evening-primrose
Oenothera gaura W.L.Wagner & Hoch - biennial gaura
Oenothera parviflora L. - small-flowered evening-primrose
Oenothera perennis L. - small sundrops
Botrypus virginianus (L.) Michx. - rattlesnake fern
Sceptridium multifidum (S.G.Gmel.) M.Nishida - leather-leaved grape fern
Aplectrum hyemale (Muhl. ex Willd.) Torr. - putty-root
Coeloglossum viride var. virescens (Muhl.) Luer - frog orchid
Corallorhiza odontorhiza var. odontorhiza - small-flowered coralroot
Cypripedium parviflorum var. pubescens (Willd.) O.W.Knight - large yellow lady's-slipper
Galearis spectabilis (L.) Raf. - showy orchis
Goodyera pubescens (Willd.) R.Br. - downy rattlesnake-plantain
Liparis loeselii (L.) Rich. - Loesel's twayblade
Malaxis unifolia Michx. - green adder's-mouth
Platanthera hookeri (Torr. ex A.Gray) Lindl. - pad-leaf
Platanthera psycodes (L.) Lindl. - lesser purple fringed orchid
Triphora trianthophora subsp. trianthophora - three-birds orchid
Agalinis gattingeri (Small) Small - round-stemmed false foxglove
Agalinis paupercula var. borealis Pennell - smooth false foxglove
Agalinis tenuifolia (Vahl) Raf. - common false foxglove
Castilleja coccinea (L.) Spreng. - scarlet painted-cup
Castilleja sessiliflora Pursh - downy painted-cup
Conopholis americana (L.) Wallr. - American squawroot
Orobanche uniflora L. - one-flowered broom-rape
Pedicularis canadensis subsp. canadensis - wood-betony
Pedicularis lanceolata Michx. - swamp-lousewort
Osmunda cinnamomea L. - cinnamon fern
Osmunda claytoniana L. - interrupted fern
Oxalis dillenii Jacq. - southern yellow wood-sorrel
Oxalis stricta L. - tall wood-sorrel
Oxalis violacea L. - violet wood-sorrel
Capnoides sempervirens (L.) Borkh. - rock harlequin
Chelidonium majus L. - greater celandine
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
Abies balsamea (L.) Mill. - Canada balsam
Pinus resinosa Aiton - red pine
Pinus strobus L. - eastern white pine
Tsuga canadensis (L.) Carrière - northern hemlock
Chelone glabra L. - white turtlehead
Linaria vulgaris Mill. - butter-and-eggs
Penstemon pallidus Small - pale beard-tongue
Plantago aristata Michx. - large-bracted plantain
Plantago major L. - plantain
Plantago rugelii Decne. - Rugel's 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
Veronica serpyllifolia L. - thyme-leaved speedwell
Veronica serpyllifolia subsp. serpyllifolia - thyme-leaved speedwell
Veronicastrum virginicum (L.) Farw. - Culver's-root
Agrostis gigantea Roth - redtop
Agrostis scabra Willd. - ticklegrass
Agrostis stolonifera L. - creeping tickle grass
Alopecurus carolinianus Walter - Carolina foxtail
Andropogon gerardii Vitman - turkey-foot
Avena sativa L. - oats
Bouteloua curtipendula var. curtipendula - side-oats grama
Bouteloua hirsuta subsp. hirsuta - hairy grama grass
Brachyelytrum aristosum (Michx.) P.Beauv. ex Branner & Coville - northern shorthusk
Brachyelytrum erectum (Schreb.) P.Beauv. - southern shorthusk
Bromus arvensis L. - fringed brome
Bromus ciliatus 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 secalinus L. - rye brome
Bromus tectorum L. - June grass
Calamagrostis canadensis var. canadensis - blue-joint grass
Calamovilfa longifolia var. longifolia - prairie sand-reed
Cenchrus longispinus (Hack.) Fernald - sandbur
Cinna arundinacea L. - stout wood-reed
Cinna latifolia (Trevir. ex Göpp.) Griseb. - drooping wood-reed
Dichanthelium acuminatum (Sw.) Gould & C.A.Clark - twice-flowering panic grass
Dichanthelium acuminatum var. fasciculatum (Sw.) Gould & C.A.Clark - hairy panic grass
Dichanthelium boreale (Nash) Freckmann - northern panic grass
Dichanthelium columbianum (Scribn.) Freckmann - puberulent panic grass
Dichanthelium depauperatum (Muhl.) Gould - starved panic grass
Dichanthelium latifolium (L.) Harvill - broad-leaved panic grass
Dichanthelium leibergii (Vasey) Freckmann - prairie panic grass
Dichanthelium oligosanthes var. scribnerianum (Schult.) Gould - Scribner's panic grass
Dichanthelium xanthophysum (A.Gray) Freckmann - slender rosette grass
Digitaria cognata - fall witch grass
Digitaria ischaemum (Schreb.) Muhl. - smooth crabgrass
Digitaria sanguinalis (L.) Scop. - northern 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
Echinochloa walteri (Pursh) A.Heller - water-millet
Elymus canadensis L. - Great Plains wild-rye
Elymus hystrix L. - glumeless wild-rye
Elymus hystrix var. bigeloviana (Fernald) Bowden - eastern bottlebrush grass
Elymus hystrix var. hystrix - glumeless wild-rye
Elymus macgregorii R.E.Brooks & J.J.N.Campb. - early wildrye
Elymus repens (L.) Gould - quackgrass
Elymus riparius Wiegand - eastern riverbank wild-rye
Elymus trachycaulus subsp. subsecundus (Link) A.Löve & D.Löve - one-sided wheat grass
Elymus villosus var. villosus - silky wild-rye
Elymus virginicus var. virginicus - Virginia wild-rye
Elymus wiegandii Fernald - Wiegand's 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
Eragrostis spectabilis (Pursh) Steud. - tumble grass
Festuca subverticillata (Pers.) E.B.Alexeev - nodding fescue
Glyceria grandis S.Watson - reed manna grass
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 oryzoides (L.) Sw. - rice cutgrass
Leersia virginica Willd. - whitegrass
Lolium perenne subsp. multiflorum (Lam.) Husn. - Italian rye grass
Lolium pratense (Huds.) Darbysh. - rye grass
Milium effusum L. - wood millet
Miscanthus sacchariflorus (Maxim.) Benth. - Japanese plume grass
Muhlenbergia frondosa (Poir.) Fernald - wire-stem muhly
Muhlenbergia mexicana (L.) Trin. - wire-stem muhly
Muhlenbergia racemosa (Michx.) Britton, Sterns & Poggenb. - upland wild-Timothy
Muhlenbergia schreberi J.F.Gmel. - nimble-will muhly
Muhlenbergia tenuiflora (Willd.) Britton, Sterns & Poggenb. - woodland drop-seed
Oryzopsis asperifolia Michx. - winter grass
Panicum capillare subsp. capillare - witch grass
Panicum dichotomiflorum subsp. dichotomiflorum - knee grass
Panicum virgatum L. - switch grass
Pascopyrum smithii (Rydb.) Barkworth & D.R.Dewey - western wheat grass
Paspalum setaceum Michx. - thin paspalum
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
Piptatheropsis pungens "(Torr. ex Spreng.) Romasch., P.M.Peterson & R.J.Soreng " - short-horned rice grass
Poa alsodes A.Gray - woodland bluegrass
Poa compressa L. - wiregrass
Poa palustris L. - marsh bluegrass
Poa pratensis L. - Kentucky bluegrass
Poa sylvestris A.Gray - woodland bluegrass
Poa trivialis L. - rough bluegrass
Schizachne purpurascens (Torr.) Swallen - false melic grass
Schizachyrium scoparium var. scoparium - little blue-stem
Setaria faberi R.A.W.Herrm. - nodding foxtail
Setaria pumila subsp. pumila - yellow foxtail
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 cryptandrus (Torr.) A.Gray - sand drop-seed
Sporobolus cryptandrus var. cryptandrus - sand drop-seed
Sporobolus cryptandrus var. fuscicola (Hook.) Pohl - sand drop-seed
Sporobolus vaginiflorus var. vaginiflorus - sheathed drop-seed
Triplasis purpurea (Walter) Chapm. - purple sand grass
Phlox divaricata subsp. laphamii (A.W.Wood) Wherry - woodland phlox
Phlox pilosa subsp. fulgida (Wherry) Wherry - prairie phlox
Polemonium reptans var. reptans - spreading Jacob's-ladder
Polygala sanguinea L. - purple milkwort
Polygala senega L. - senega root
Fagopyrum esculentum Moench - common buckwheat
Fallopia cilinodis (Michx.) Holub - fringed black bindweed
Fallopia convolvulus (L.) Á.Löve - false buckwheat
Fallopia japonica var. japonica - Mexican bamboo
Fallopia scandens (L.) Holub - climbing false buckwheat
Persicaria amphibia (L.) Gray - water smartweed
Persicaria hydropiper (L.) Spach - water-pepper
Persicaria lapathifolia (L.) Gray - pale smartweed
Persicaria maculosa Gray - spotted lady's-thumb
Persicaria orientalis (L.) Spach - prince's-feather
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 subsp. buxiforme L. - boxwood knotweed
Polygonum aviculare subsp. depressum L. - door-yard knotweed
Polygonum erectum L. - erect knotweed
Polygonum ramosissimum - bushy knotweed
Rumex acetosella L. - sheep sorrel
Rumex altissimus Alph.Wood - tall dock
Rumex britannica L. - British dock
Rumex crispus L. - yellow dock
Rumex obtusifolius L. - bitter dock
Polypodium virginianum L. - rock polypody
Heteranthera dubia (Jacq.) MacMill. - water star-grass
Pontederia cordata L. - pickerel-weed
Potamogeton crispus L. - curly pondweed
Potamogeton foliosus subsp. foliosus - leafy pondweed
Potamogeton nodosus Poir. - long-leaved pondweed
Potamogeton pusillus L. - small pondweed
Potamogeton richardsonii (A.Benn.) Rydb. - Richardson's pondweed
Potamogeton zosteriformis Fernald - flat-stemmed pondweed
Stuckenia pectinata (L.) Börner - sago pondweed
Lysimachia ciliata L. - fringed loosestrife
Lysimachia nummularia L. - creeping jenny
Lysimachia quadrifolia L. - whorled yellow loosestrife
Primula fassettii A.R.Mast & Reveal - jeweled shooting-star
Primula mistassinica Michx. - Lake Mistassini primrose
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 atropurpurea (L.) Link - purple cliff brake
Pellaea glabella subsp. glabella - smooth cliff brake
Aconitum columbianum subsp. columbianum - Columbian monk's-hood
Aconitum napellus L. - Venus'-chariot
Actaea pachypoda Elliott - white baneberry
Actaea rubra (Aiton) Willd. - red baneberry
Anemone acutiloba (DC.) G.Lawson - sharp-lobed hepatica
Anemone americana (DC.) H.Hara - round-lobed hepatica
Anemone canadensis L. - meadow anemone
Anemone cylindrica A.Gray - thimbleweed
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
Enemion biternatum Raf. - false rue anemone
Hydrastis canadensis L. - goldenseal
Ranunculus abortivus L. - small-flowered buttercup
Ranunculus aquatilis var. diffusus With. - white water crowfoot
Ranunculus fascicularis Muhl. ex J.M.Bigelow - thick-root buttercup
Ranunculus hispidus Michx. - rough buttercup
Ranunculus hispidus var. caricetorum (Greene) T.Duncan - rough buttercup
Ranunculus hispidus var. nitidus (Chapm.) T.Duncan - rough buttercup
Ranunculus pensylvanicus L.f. - Pennsylvania buttercup
Ranunculus recurvatus var. recurvatus - hooked buttercup
Thalictrum dasycarpum Fisch. & Avé-Lall. - tall meadow-rue
Thalictrum dioicum L. - quicksilver-weed
Thalictrum thalictroides (L.) A.J.Eames & B.Boivin - rue-anemone
Ceanothus americanus L. - red-root
Ceanothus herbaceus Raf. - prairie red-root
Rhamnus alnifolia L'Hér. - alder-leaf buckthorn
Agrimonia gryposepala Wallr. - tall hairy agrimony
Amelanchier interior Nielsen - Wiegand's shadbush
Amelanchier laevis Wiegand - smooth serviceberry
Amelanchier sanguinea - red-twigged shadbush
Amelanchier spicata (Lam.) K.Koch - thicket shadbush
Crataegus chrysocarpa Ashe - round-leaved hawthorn
Crataegus coccinea var. coccinea L. - scarlet hawthorn
Crataegus macracantha - large-thorn hawthorn
Crataegus macrosperma Ashe - eastern hawthorn
Crataegus punctata Jacq. - white haw
Crataegus succulenta Schrad. ex Link - succulent hawthorn
Drymocallis arguta (Pursh) Rydb. - prairie cinquefoil tall cinquefoil tall potentilla
Filipendula rubra (Hill) B.L.Rob. - queen-of-the-prairie
Fragaria vesca subsp. americana (Porter) Staudt - woodland strawberry
Fragaria virginiana Duchesne - wild strawberry
Geum aleppicum Jacq. - yellow avens
Geum canadense Jacq. - white avens
Geum laciniatum Murray - rough 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 argentea L. - silvery five-fingers
Potentilla norvegica L. - strawberry-weed
Potentilla recta L. - sulphur five-fingers
Potentilla simplex Michx. - old-field cinquefoil
Prunus americana Marshall - wild plum
Prunus nigra Aiton - Canadian plum
Prunus pensylvanica L.f. - bird cherry
Prunus serotina var. serotina Ehrh. - wild black cherry
Prunus virginiana var. virginiana - eastern chokecherry
Rosa acicularis subsp. sayi (Schwein.) W.H.Lewis - prickly rose
Rosa arkansana Porter - wild prairie rose
Rosa blanda Aiton - meadow roae
Rosa carolina L. - pasture rose
Rubus allegheniensis Porter ex L.H.Bailey - common blackberry
Rubus canadensis L. - smooth highbush blackberry
Rubus flagellaris Willd. - whiplash dewberry
Rubus idaeus subsp. strigosus L. - wild red raspberry
Rubus occidentalis L. - black raspberry
Rubus pensilvanicus Poir. - yankee blackberry
Rubus pubescens Raf. - dwarf red blackberry
Rubus setosus Bigelow - setose blackberry
Spiraea tomentosa var. rosea (Raf.) Fernald - steeplebush
Cephalanthus occidentalis L. - buttonbush
Galium aparine L. - sticky-willy
Galium asprellum Michx. - rough bedstraw
Galium boreale L. - northern bedstraw
Galium circaezans var. hypomalacum Fernald - wild licorice
Galium concinnum Torr. & A.Gray - shining bedstraw
Galium lanceolatum Torr. - wild licorice
Galium obtusum subsp. obtusum - wild madder
Galium triflorum Michx. - sweet-scented bedstraw
Houstonia longifolia Gaertn. - long-leaved bluets
Mitchella repens L. - partridgeberry
Zanthoxylum americanum Mill. - northern prickly-ash
Populus alba L. - white poplar
Populus deltoides subsp. monilifera (Aiton) Eckenw. - plains cottonwood
Populus grandidentata Michx. - large-toothed aspen
Populus tremuloides Michx. - trembling aspen
Salix amygdaloides Andersson - peach-leaved willow
Salix bebbiana Sarg. - long-beaked willow
Salix discolor Muhl. - pussy willow
Salix interior Rowlee - sandbar willow
Salix lucida Muhl. - shining willow
Salix nigra Marshall - black willow
Salix petiolaris Sm. - slender willow
Salix x fragilis L. - crack willow
Azolla cristata Kaulf. - floating-fern
Azolla filiculoides Lam. - Pacific mosquitofern
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 Marshall - sugar maple
Acer saccharum var. saccharum - sugar maple
Acer spicatum Lam. - mountain maple
Acer x freemanii E.Murray - Freeman's maple
Aesculus glabra var. glabra - Ohio buckeye
Chrysosplenium americanum Schwein. ex Hook. - American golden saxifrage
Heuchera richardsonii R.Br. - Richardson's alumroot
Micranthes pensylvanica (L.) Haw. - swamp saxifrage
Mitella diphylla L. - two-leaf miterwort
Sullivantia sullivantii (Torr. & A.Gray) Britton - Sullivant's cool-wort
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
Physalis heterophylla var. heterophylla - clammy ground-cherry
Physalis longifolia var. subglabrata (Mack. & Bush) Cronquist - tall ground-cherry
Physalis virginiana var. virginiana - Virginia ground-cherry
Solanum carolinense var. carolinense - horse-nettle
Solanum dulcamara L. - deadly nightshade
Solanum ptychanthum Dunal - West Indian nightshade
Staphylea trifolia L. - American bladdernut
Taxus canadensis Marshall - ground-hemlock
Phegopteris connectilis (Michx.) Watt - northern beech fern
Dirca palustris L. - rope-bark
Sparganium eurycarpum Engelm. - giant bur-reed
Typha latifolia L. - common cat-tail
Typha X glauca Godr. - white cat-tail
Ulmus americana L. - white elm
Ulmus pumila L. - Siberian elm
Ulmus rubra Muhl. - slippery elm
Ulmus thomasii Sarg. - rock elm
Boehmeria cylindrica (L.) Sw. - small-spike false nettle
Laportea canadensis (L.) Wedd. - Canadian wood-nettle
Parietaria pensylvanica Muhl. ex Willd. - Pennsylvanian pellitory
Pilea fontana (Lunell) Rydb. - lesser clearweed
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 stricta Vent. - hoary vervain
Verbena urticifolia L. - white vervain
Verbena urticifolia var. urticifolia - white vervain
Verbena x engelmannii Moldenke - Engelmann's vervain
Viola adunca f. adunca - sand violet
Viola affinis Leconte - sand violet
Viola blanda var. palustriformis A.Gray - sweet white violet
Viola labradorica Schrank - dog violet
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. pubescens - yellow violet
Viola pubescens var. scabriuscula Schwein. ex Torr. & A.Gray - yellow violet
Viola sororia Willd. - hairy wood violet
Viola X subsinuata (Greene) Greene (pro sp.) - lobed violet
Parthenocissus inserta (A. Kern.) Fritsch - grape woodbine
Parthenocissus quinquefolia (L.) Planch. - woodbine
Vitis aestivalis var. aestivalis - summer grape
Vitis aestivalis var. argentifolia (Munson) Fernald - summer grape
Vitis riparia Michx. - river bank grape
Hemerocallis fulva (L.) L. - tawny daylily