More Details
Families: 128
Genera: 562
Species: 1383
Total Taxa: 1517 (including subsp. and var.)
Adlumia fungosa (Aiton) Greene ex Britton, Sterns & Poggenb. - climbing fumitory
Capnoides sempervirens (L.) Borkh. - rock harlequin
Chelidonium majus L. - greater celandine
Dicentra cucullaria (L.) Bernh. - Dutchman's-breeches
Fumaria officinalis L. - fumitory
Papaver somniferum subsp. setigerum (DC.) Corb. - opium poppy
Sanguinaria canadensis L. - bloodroot
Penthorum sedoides L. - ditch stonecrop
Mimulus glabratus var. jamesii (Torr. & A.Gray ex Benth.) A.Gray - round-leaved monkey-flower
Mimulus ringens var. ringens - monkey-flower
Phryma leptostachya L. - American lop-seed
Phytolacca americana var. americana - pokeweed
Abies balsamea (L.) Mill. - Canada balsam
Larix laricina (Du Roi) K.Koch - tamarack
Picea abies (L.) H.Karst. - Norway spruce
Picea glauca (Moench) Voss - white spruce
Pinus banksiana Lamb. - jack pine
Pinus resinosa Aiton - red pine
Pinus strobus L. - eastern white pine
Tsuga canadensis (L.) Carrière - northern hemlock
Callitriche heterophylla Pursh - large water-starwort
Callitriche palustris L. - vernal water-starwort
Chaenorhinum minus (L.) Lange - small snapdragon
Chelone glabra L. - white turtlehead
Gratiola neglecta Torr. - clammy hedge-hyssop
Hippuris vulgaris L. - mare's tail
Linaria dalmatica (L.) Mill. - Dalmatian toadflax
Linaria vulgaris Mill. - butter-and-eggs
Nuttallanthus canadensis (L.) D.A.Sutton - Canada toadflax
Penstemon digitalis Nutt. ex Sims - tall white beard-tongue
Penstemon gracilis Nutt. - slender beard-tongue
Penstemon gracilis subsp. gracilis - slender beard-tongue
Penstemon gracilis subsp. wisconsinensis (Pennell) Pennell - Wisconsin penstemon
Penstemon pallidus Small - pale beard-tongue
Plantago aristata Michx. - large-bracted plantain
Plantago lanceolata L. - English plantain
Plantago major L. - plantain
Plantago patagonica Jacq. - woolly plantain
Plantago rugelii Decne. - Rugel's plantain
Veronica anagallis-aquatica L. - water speedwell
Veronica arvensis L. - corn speedwell
Veronica beccabunga var. americana L. - American speedwell
Veronica peregrina L. - purslane speedwell
Veronica peregrina subsp. peregrina - purslane speedwell
Veronica peregrina subsp. xalapensis (Kunth) Pennell - purslane speedwell
Veronica scutellata L. - skullcap speedwell
Veronica serpyllifolia L. - thyme-leaved speedwell
Veronica serpyllifolia subsp. serpyllifolia - thyme-leaved speedwell
Veronicastrum virginicum (L.) Farw. - Culver's-root
Platanus occidentalis L. - sycamore
Agrostis gigantea Roth - redtop
Agrostis hyemalis (Walter) Britton, Sterns & Poggenb. - winter bent grass
Agrostis perennans var. perennans - upland bent grass
Agrostis scabra Willd. - ticklegrass
Agrostis stolonifera L. - creeping tickle grass
Alopecurus aequalis Sobol. - short-awned foxtail
Ammophila breviligulata Fernald - marram grass
Andropogon gerardii Vitman - turkey-foot
Aristida basiramea Engelm. ex Vasey - fork-tip three-awn grass
Aristida dichotoma var. dichotoma - Shinners' three-awned grass
Aristida longespica var. geniculata (Raf.) Fernald - slim-spike three-awn grass
Aristida purpurascens var. purpurascens - arrow-feather three-awn
Aristida tuberculosa Nutt. - seaside three-awn
Bouteloua curtipendula - side-oats grama
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 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 squarrosus L. - squarrose brome
Bromus tectorum L. - June grass
Calamagrostis canadensis (Michx.) P.Beauv. - blue-joint grass
Calamagrostis canadensis var. canadensis - blue-joint grass
Calamagrostis canadensis var. macouniana (Vasey) Stebbins - Macoun's reed grass
Calamagrostis stricta subsp. inexpansa (A.Gray) C.W.Greene - slim-stem reed grass
Cenchrus longispinus (Hack.) Fernald - sandbur
Cinna arundinacea L. - stout wood-reed
Cinna latifolia (Trevir. ex Göpp.) Griseb. - drooping wood-reed
Coleataenia rigidula (Bosc ex Nees) LeBlond - red-top panic grass
Dactylis glomerata L. - orchard grass
Danthonia spicata (L.) P.Beauv. ex Roem. & Schult. - poverty oat grass
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 commonsianum var. euchlamydeum (Ashe) Freckmann - Shinner's 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 linearifolium (Scribn.) Gould - slender-leaved 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
Dichanthelium villosissimum var. praecocius (Nash) Freckmann - prairie panic grass
Dichanthelium wilcoxianum (Vasey) Freckmann - Wilcox's panic 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 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 trachycaulus subsp. trachycaulus - slender wheat grass
Elymus villosus var. villosus - silky wild-rye
Elymus virginicus var. virginicus - Virginia wild-rye
Eragrostis capillaris (L.) Nees - lace grass
Eragrostis cilianensis (All.) Vignolo ex Janch. - stink grass
Eragrostis frankii C.A.Mey. ex Steud. - sandbar love grass
Eragrostis hypnoides (Lam.) Britton, Sterns & Poggenb. - teal love grass
Eragrostis minor Host - little love grass
Eragrostis pectinacea var. pectinacea - tufted love grass
Eragrostis spectabilis (Pursh) Steud. - tumble grass
Festuca octoflora var. glauca Walter - six-weeks fescue
Festuca rubra L. - red fescue
Festuca saximontana subsp. saximontana - Rocky Mountain fescue
Festuca subverticillata (Pers.) E.B.Alexeev - nodding fescue
Glyceria borealis (Nash) Batch. - boreal manna grass
Glyceria canadensis (Michx.) Trin. - Canada manna grass
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
Hordeum vulgare L. - common barley
Koeleria macrantha (Ledeb.) Schult. - prairie June grass
Leersia lenticularis Michx. - oatmeal grass
Leersia oryzoides (L.) Sw. - rice cutgrass
Leersia virginica Willd. - whitegrass
Lolium arundinaceum (Schreb.) Darbysh. - tall fescue
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 glomerata (Willd.) Trin. - spiked 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 sobolifera (Muhl. ex Willd.) Trin. - rock satin grass
Muhlenbergia sylvatica (Torr.) Torr. ex A.Gray - woodland satin grass
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 flexile (Gatt.) Scribn. - wiry witch grass
Panicum miliaceum subsp. ruderale (Kitag.) Tzvelev - broom-corn millet
Panicum philadelphicum subsp. philadelphicum - Philadephia panic grass
Panicum virgatum L. - switch grass
Paspalum setaceum var. stramineum (Nash) D.J.Banks - yellow sand paspalum
Patis racemosa "(Sm.) Romasch., P.M.Peterson & R.J.Soreng" - mountain rice grass
Phalaris arundinacea L. - reed canary grass
Phleum pratense - timothy
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 annua L. - speargrass
Poa compressa L. - wiregrass
Poa nemoralis L. - wood bluegrass
Poa paludigena Fernald & Wiegand - Patterson's bluegrass
Poa palustris L. - marsh bluegrass
Poa pratensis L. - Kentucky bluegrass
Schizachne purpurascens (Torr.) Swallen - false melic grass
Schizachyrium scoparium (Michx.) Nash - prairie beard grass
Schizachyrium scoparium var. scoparium - little blue-stem
Secale cereale L. - rye
Setaria faberi R.A.W.Herrm. - nodding foxtail
Setaria pumila subsp. pumila - yellow foxtail
Setaria viridis (L.) P.Beauv. - green foxtail
Setaria viridis var. major (Gaudin) Peterm. - 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
Sphenopholis obtusata (Michx.) Scribn. - prairie wedge scale
Sporobolus compositus var. compositus - tall drop-seed
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 heterolepis (A.Gray) A.Gray - prairie drop-seed
Sporobolus neglectus Nash - small drop-seed
Sporobolus vaginiflorus var. vaginiflorus - sheathed drop-seed
Tridens flavus var. flavus - purple-top
Triplasis purpurea (Walter) Chapm. - purple sand grass
Zizania aquatica L. - southern wild rice
Phlox divaricata subsp. laphamii (A.W.Wood) Wherry - woodland phlox
Phlox glaberrima subsp. interior (Wherry) Wherry - smooth phlox
Phlox paniculata L. - summer phlox
Phlox pilosa L. - prairie phlox
Phlox pilosa subsp. fulgida (Wherry) Wherry - prairie phlox
Polemonium reptans var. reptans - spreading Jacob's-ladder
Polygala cruciata L. - drum-heads
Polygala polygama var. obtusata Chodat - racemed milkwort
Polygala sanguinea L. - purple milkwort
Polygala senega L. - senega root
Polygala verticillata var. isocycla Fernald - short whorled milkwort
Fagopyrum esculentum Moench - common buckwheat
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 arifolia (L.) Haraldson - Halberd-leaf tearthumb
Persicaria hydropiper (L.) Spach - water-pepper
Persicaria lapathifolia (L.) Gray - pale smartweed
Persicaria longiseta (Bruyn) Kitag. - Oriental lady's-thumb
Persicaria maculosa Gray - spotted lady's-thumb
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
Polygonella articulata (L.) Meisn. - northern jointweed
Polygonum aviculare subsp. buxiforme L. - boxwood knotweed
Polygonum aviculare subsp. depressum L. - door-yard knotweed
Polygonum ramosissimum - bushy knotweed
Polygonum ramosissimum subsp. ramosissimum - bushy knotweed
Polygonum tenue Michx. - slender knotweed
Rumex acetosella L. - sheep sorrel
Rumex altissimus Alph.Wood - tall dock
Rumex britannica L. - British dock
Rumex crispus L. - yellow dock
Rumex fueginus Phil. - Tierra del Fuego dock
Rumex obtusifolius L. - bitter dock
Rumex verticillatus L. - water dock
Polypodium virginianum L. - rock polypody
Heteranthera dubia (Jacq.) MacMill. - water star-grass
Pontederia cordata L. - pickerel-weed
Portulaca oleracea L. - pusley
Potamogeton amplifolius Tuck. - large-leaved pondweed
Potamogeton crispus L. - curly pondweed
Potamogeton diversifolius Raf. - water-thread pondweed
Potamogeton epihydrus Raf. - ribbon-leaved pondweed
Potamogeton foliosus subsp. foliosus - leafy pondweed
Potamogeton friesii Rupr. - Fries's pondweed
Potamogeton gramineus L. - variable-leaved pondweed
Potamogeton illinoensis Morong - Illinois pondweed
Potamogeton natans L. - floating-leaf pondweed
Potamogeton nodosus Poir. - long-leaved pondweed
Potamogeton oakesianus J.W.Robbins - Oakes' pondweed
Potamogeton perfoliatus L. - red-head-grass
Potamogeton pusillus subsp. pusillus - small pondweed
Potamogeton richardsonii (A.Benn.) Rydb. - Richardson's pondweed
Potamogeton robbinsii Oakes - Robbins' pondweed
Potamogeton spirillus Tuck. - spiral-fruited pondweed
Potamogeton strictifolius A.Benn. - straight-leaved pondweed
Potamogeton vaseyi J.W.Robbins - Vasey's pondweed
Potamogeton zosteriformis Fernald - flat-stemmed pondweed
Stuckenia filiformis (Pers.) Börner - thread-leaved pondweed
Stuckenia pectinata (L.) Börner - sago pondweed
Zannichellia palustris L. - horned-pondweed
Androsace occidentalis Pursh - western rock jasmine
Lysimachia ciliata L. - fringed loosestrife
Lysimachia hybrida Michx. - river loosestrife
Lysimachia lanceolata Walter - lance-leaved loosestrife
Lysimachia nummularia L. - creeping jenny
Lysimachia quadriflora Sims - smooth loosestrife
Lysimachia quadrifolia L. - whorled yellow loosestrife
Lysimachia terrestris (L.) Britton, Sterns & Poggenb. - swamp loosestrife
Lysimachia thyrsiflora L. - tufted 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 atropurpurea (L.) Link - purple-stem cliff brake
Pellaea glabella subsp. glabella - smooth cliff brake
Aconitum columbianum subsp. columbianum - Columbian monk's-hood
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 occidentalis var. occidentalis - western blue virgin's-bower
Clematis virginiana L. - virgin's-bower
Consolida ajacis (L.) Schur - doubtful knight's spur
Coptis trifolia (L.) Salisb. - three-leaved gold-thread
Enemion biternatum Raf. - false rue anemone
Ranunculus abortivus L. - small-flowered buttercup
Ranunculus acris L. - tall buttercup
Ranunculus aquatilis var. diffusus With. - white water crowfoot
Ranunculus cymbalaria Pursh - seaside crowfoot
Ranunculus fascicularis Muhl. ex J.M.Bigelow - thick-root buttercup
Ranunculus flabellaris Raf. - yellow water crowfoot
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 - hooked buttercup
Ranunculus recurvatus var. recurvatus - hooked buttercup
Ranunculus rhomboideus Goldie - prairie crowfoot
Ranunculus sceleratus L. - celery-leaf buttercup
Thalictrum dasycarpum Fisch. & Avé-Lall. - tall meadow-rue
Thalictrum dioicum L. - quicksilver-weed
Thalictrum revolutum DC. - waxy meadow-rue
Thalictrum thalictroides (L.) A.J.Eames & B.Boivin - wind-flower
Thalictrum venulosum Trel. - veined meadow-rue
Ceanothus americanus L. - red-root
Rhamnus alnifolia L'Hér. - alder-leaf buckthorn
Rhamnus cathartica L. - European buckthorn
Agrimonia gryposepala Wallr. - tall hairy agrimony
Agrimonia pubescens Wallr. - soft agrimony
Amelanchier arborea (F.Michx.) Fernald - downy shadbush
Amelanchier interior Nielsen - Wiegand's shadbush
Amelanchier laevis Wiegand - smooth serviceberry
Amelanchier sanguinea - red-twigged shadbush
Amelanchier spicata (Lam.) K.Koch - thicket shadbush
Aronia x prunifolia (Marshall) Rehder (pro sp.) - hybrid chokeberry
Comarum palustre L. - purple marshlocks
Crataegus calpodendron (Ehrh.) Medik. - late hawthorn
Crataegus chrysocarpa var. chrysocarpa - round-leaved hawthorn
Crataegus coccinea var. coccinea L. - scarlet hawthorn
Crataegus crus-galli L. - cockspur hawthorn
Crataegus holmesiana Ashe - Holmes' hawthorn
Crataegus macracantha - large-thorn hawthorn
Crataegus macrosperma Ashe - eastern hawthorn
Crataegus pruinosa (H.Wendl.) K.Koch - waxy-fruit hawthorn
Crataegus pruinosa var. pruinosa - waxyfruit hawthorn
Crataegus punctata Jacq. - white haw
Crataegus schuettei Ashe - royal hawthorn
Crataegus succulenta Schrad. ex Link - succulent hawthorn
Dasiphora fruticosa (L.) Rydb. - shrubby five-fingers
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 rivale L. - water 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 pumila L. - sand 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 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
Rosa multiflora Thunb. ex Murray - multiflora rose
Rosa palustris Marshall - swamp 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
Rubus pubescens Raf. - dwarf red blackberry
Rubus setosus Bigelow - setose blackberry
Sibbaldiopsis tridentata (Aiton) Rydb. - shrubby five-fingers
Sorbaria sorbifolia (L.) A.Braun - false spiraea
Sorbus americana Marshall - American mountain ash
Sorbus aucuparia L. - European mountain ash
Sorbus decora (Sarg.) C.K.Schneid. - showy mountain ash
Spiraea alba var. alba - white meadowsweet
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 labradoricum (Wiegand) Wiegand - northern bog bedstraw
Galium lanceolatum Torr. - wild licorice
Galium obtusum subsp. obtusum - wild madder
Galium tinctorium L. - stiff bedstraw
Galium triflorum Michx. - sweet-scented bedstraw
Houstonia caerulea L. - Quaker-ladies
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 nigra L. - Lombardy poplar
Populus tremuloides Michx. - trembling aspen
Salix alba L. - white willow
Salix amygdaloides Andersson - peach-leaved willow
Salix bebbiana Sarg. - long-beaked willow
Salix discolor Muhl. - pussy willow
Salix humilis Marshall - upland willow
Salix humilis var. humilis - upland willow
Salix humilis var. tristis (Aiton) Griggs - dwarf prairie willow
Salix interior Rowlee - sandbar willow
Salix lucida Muhl. - shining willow
Salix nigra Marshall - black willow
Salix pedicellaris Pursh - bog willow
Salix petiolaris Sm. - slender willow
Salix pyrifolia Andersson - balsam willow
Salix x fragilis L. - crack willow
Comandra umbellata subsp. umbellata - false toadflax
Acer ginnala Maxim. - Amur maple
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
Acer spicatum Lam. - mountain maple
Acer x freemanii E.Murray - Freeman's maple
Aesculus glabra var. glabra - Ohio buckeye
Sarracenia purpurea subsp. purpurea - purple pitcher-plant
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 phlomoides L. - orange mullein
Verbascum thapsus L. - giant mullein
Verbascum X kerneri Fritsch - Kerner's mullein
Selaginella eclipes W.R.Buck - northern meadow spike-moss
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 virginiana var. virginiana - Virginia ground-cherry
Solanum carolinense - horse-nettle
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
Phegopteris connectilis (Michx.) Watt - northern beech fern
Phegopteris hexagonoptera (Michx.) Fée - southern beech fern
Dirca palustris L. - rope-bark
Triantha glutinosa (Michx.) Baker - sticky false asphodel
Sparganium americanum Nutt. - American bur-reed
Sparganium eurycarpum Engelm. - giant bur-reed
Typha latifolia L. - common cat-tail
Ulmus americana L. - white elm
Ulmus pumila L. - Siberian elm
Ulmus rubra Muhl. - slippery elm
Boehmeria cylindrica (L.) Sw. - small-spike false nettle
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 L. - white vervain
Verbena urticifolia var. leiocarpa L.M.Perry & Fernald - white vervain
Verbena x perriana Moldenke - Perry's vervain
Verbena x rydbergii Moldenke - Rydberg's vervain
Hybanthus concolor (T.F.Forst.) Spreng. - green-violet
Viola adunca f. adunca - sand violet
Viola affinis Leconte - sand violet
Viola arvensis Murray - field violet
Viola blanda var. palustriformis A.Gray - sweet white violet
Viola canadensis var. rugulosa (Greene) C.L.Hitchc. - creeping-root violet
Viola cucullata Aiton - marsh blue violet
Viola labradorica Schrank - dog violet
Viola lanceolata var. lanceolata - strap-leaved violet
Viola macloskeyi subsp. pallens (Banks ex Ging.) M.S.Baker - wild white violet
Viola pedata L. - bird's-foot violet
Viola pedata f. pedata - bird's-foot violet