More Details
Families: 99
Genera: 356
Species: 673
Total Taxa: 708 (including subsp. and var.)
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Adoxa moschatellina L. - musk-root
Sambucus canadensis var. canadensis - elderberry
Sambucus racemosa subsp. pubens var. pubens L. - scarlet elderberry
Viburnum lentago L. - sheepberry
Viburnum rafinesquianum var. affine (Bush ex C.K.Schneid.) House - downy arrow-wood
Viburnum trilobum Marshall - high-bush cranberry
Alisma triviale Pursh - northern water-plantain
Sagittaria cuneata E.Sheld. - wapato
Sagittaria latifolia Willd. - broad-leaved arrow-head
Sagittaria montevidensis subsp. calycina (Engelm.) Bogin - Mississippi arrowhead
Amaranthus blitoides S.Watson - prostrate pigweed
Amaranthus powellii S.Watson - tall amaranth
Amaranthus retroflexus L. - redroot amaranth
Amaranthus tuberculatus (Moq.) J.D.Sauer - tall water-hemp
Atriplex patula L. - spear saltbush
Chenopodium berlandieri var. bushianum (Aellen) Cronquist - pit-seed goosefoot
Chenopodium simplex (Torr.) Raf. - maple-leaved goosefoot
Cycloloma atriplicifolium (Spreng.) J.M.Coult. - winged pigweed
Froelichia floridana (Nutt.) Moq. - plains snake-cotton
Salsola tragus L. - tumbleweed
Allium tricoccum Sol. - wild leek
Rhus glabra L. - smooth sumac
Rhus typhina L. - staghorn sumac
Toxicodendron rydbergii (Small ex Rydb.) Greene - western poison-ivy
Angelica atropurpurea var. occidentalis Fassett - western great angelica
Berula erecta (Huds.) Coville - low water-parsnip
Cryptotaenia canadensis (L.) DC. - white chervil
Osmorhiza claytonii (Michx.) C.B.Clarke - hairy sweet cicely
Pastinaca sativa L. - wild parsnip
Sanicula marilandica L. - Maryland sanicle
Sanicula odorata (Raf.) K.M.Pryer & L.R.Phillippe - clustered black snakeroot
Sanicula trifoliata E.P.Bicknell - large-fruited black snakeroot
Apocynum sp. L. - Dogbane
Apocynum androsaemifolium L. - spreading dogbane
Asclepias incarnata subsp. incarnata - swamp milkweed
Asclepias ovalifolia Decne. - oval-leaved milkweed
Asclepias syriaca L. - silkweed
Asclepias tuberosa subsp. interior L. - orange milkweed
Asclepias verticillata L. - whorled milkweed
Asclepias viridiflora Raf. - short green milkweed
Arisaema dracontium (L.) Schott - green dragon
Arisaema triphyllum subsp. triphyllum - Jack-in-the-pulpit
Lemna minor L. - small duckweed
Lemna turionifera Landolt - Turion duckweed
Spirodela polyrrhiza (L.) Schleid. - greater duckweed
Aralia nudicaulis L. - wild sarsaparilla
Aralia racemosa L. - life-of-man
Asarum canadense L. - wild-ginger
Asparagus officinalis L. - garden asparagus
Maianthemum canadense var. interius Fernald - wild lily-of-the-valley
Maianthemum racemosum subsp. racemosum - Solomon's-plume
Maianthemum stellatum (L.) Link - starry false Solomon's-seal
Polygonatum biflorum (Walter) Elliott - Solomon's-seal
Asplenium rhizophyllum L. - walking fern
Achillea millefolium L. - milfoil
Ageratina altissima subsp. altissima (L.) R.M.King & H.Rob. - white snakeroot
Ambrosia artemisiifolia L. - short ragweed
Ambrosia psilostachya DC. - western ragweed
Ambrosia trifida L. - horse-cane
Antennaria parlinii subsp. fallax (Greene) R.J.Bayer & Stebbins - plantain pussy-toes
Antennaria plantaginifolia (L.) Hook. - woman's-tobacco
Anthemis cotula L. - stinking-cotula
Arctium minus (Hill.) Bernh. - lesser burdock
Arnoglossum reniforme (Hook.) H.Rob. - Muhlenberg's cacalia
Artemisia absinthium L. - sage-wort
Artemisia biennis Willd. - biennial wormwood
Artemisia campestris subsp. caudata (Michx.) H.M.Hall & Clem. - field wormwood
Artemisia dracunculus L. - false tarragon
Artemisia frigida Willd. - prairie sage-wort
Artemisia ludoviciana subsp. ludoviciana - white sage
Artemisia serrata Nutt. - toothed sage
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
Brickellia eupatorioides var. corymbulosa (L.) Shinners - false boneset
Centaurea stoebe subsp. micranthos L. - spotted knapweed
Cirsium discolor (Muhl. ex Willd.) Spreng. - prairie thistle
Cirsium pumilum var. hillii (Nutt.) Spreng. - prairie thistle
Coreopsis palmata Nutt. - stiff tickseed
Crepis tectorum L. - narrow-leaved hawk's-beard
Cyclachaena xanthiifolia (Nutt.) Fresen. - giant sump-weed
Erechtites hieracifolius var. hieracifolius - fireweed
Erigeron annuus (L.) Pers. - eastern daisy fleabane
Erigeron philadelphicus var. philadelphicus - Philadelphia daisy
Erigeron pulchellus var. pulchellus - Robin's-plantain
Erigeron strigosus var. strigosus - rough fleabane
Eupatorium altissimum L. - tall thoroughwort
Eutrochium maculatum var. maculatum (L.) E.E.Lamont - spotted Joe-Pye-weed
Eutrochium purpureum (L.) E.E.Lamont - purple Joe-Pye-weed
Galinsoga quadriradiata Ruiz & Pav. - shaggy-soldier
Helenium autumnale L. - common sneezeweed
Helianthus annuus L. - garden sunflower
Helianthus decapetalus L. - thin-leaved sunflower
Helianthus hirsutus Raf. - rough sunflower
Helianthus occidentalis subsp. occidentalis - western sunflower
Helianthus petiolaris subsp. petiolaris - prairie sunflower
Helianthus strumosus L. - rough-leaved sunflower
Helianthus tuberosus L. - woodland sunflower
Helianthus X laetiflorus Pers. (pro sp.) - mountain sunflower
Heliopsis helianthoides var. scabra (Dunal) Fernald - sunflower-everlasting
Heterotheca villosa var. ballardii (Rydb.) Semple - telegraph-plant
Hieracium scabrum Michx. - sticky hawkweed
Hieracium umbellatum L. - northern hawkweed
Lactuca biennis (Moench) Fernald - woodland lettuce
Lactuca canadensis L. - wild lettuce
Lactuca serriola L. - prickly lettuce
Liatris aspera Michx. - rough gayfeather
Liatris cylindracea Michx. - barellhead gayfeather
Liatris punctata var. punctata Hook. - plains gay-feather
Nothocalais cuspidata (Pursh) Greene - prairie false dandelion
Packera paupercula var. savannarum R.R.Kowal - northern ragwort
Packera plattensis (Nutt.) W.A.Weber & A.Löve - prairie ragwort
Prenanthes alba L. - white rattlesnakeroot
Pseudognaphalium obtusifolium (L.) Hilliard & B.L.Burtt - rabbit-tobacco
Ratibida pinnata (Vent.) Barnhart - pinnate prairie coneflower
Rudbeckia hirta var. pulcherrima Farw. - black-eyed Susan
Rudbeckia laciniata var. laciniata - wild golden-glow
Silphium perfoliatum var. perfoliatum - cup-plant
Solidago altissima subsp. altissima L. - late goldenrod
Solidago canadensis L. - common goldenrod
Solidago flexicaulis L. - zigzag goldenrod
Solidago gigantea Aiton - smooth goldenrod
Solidago hispida Muhl. ex Willd. - hairy goldenrod
Solidago missouriensis Nutt. - Missouri goldenrod
Solidago nemoralis Aiton - old-field goldenrod
Solidago nemoralis subsp. decemflora (DC.) Brammall - old-field goldenrod
Solidago nemoralis subsp. nemoralis - old-field goldenrod
Solidago ptarmicoides (Torr. & A.Gray) B.Boivin - upland white goldenrod
Solidago rigida subsp. rigida - stiff goldenrod
Solidago speciosa subsp. speciosa var. speciosa Nutt. - showy goldenrod
Solidago ulmifolia var. ulmifolia - elm-leaved goldenrod
Symphyotrichum cordifolium (L.) G.L.Nesom - common blue wood aster
Symphyotrichum drummondii (Lindl.) G.L.Nesom - hairy heart-leaved aster
Symphyotrichum drummondii var. drummondii (Lindl.) G.L.Nesom - hairy heart-leaved aster
Symphyotrichum ericoides var. ericoides (L.) G.L.Nesom - white prairie aster
Symphyotrichum firmum (Nees) G.L.Nesom - glossy-leaved aster
Symphyotrichum laeve var. laeve (L.) A.Löve & D.Löve - smooth blue aster
Symphyotrichum lanceolatum (Willd.) G.L.Nesom - white panicle aster
Symphyotrichum lanceolatum var. lanceolatum (Willd.) G.L.Nesom - white panicle aster
Symphyotrichum lateriflorum (L.) Á.Löve & D.Löve - side-flowering aster
Symphyotrichum novae-angliae (L.) G.L.Nesom - New England aster
Symphyotrichum oblongifolium (Nutt.) G.L.Nesom - oblong-leaved aster
Symphyotrichum ontarionis var. ontarionis (Wiegand) G.L.Nesom - Ontario aster
Symphyotrichum oolentangiense (Riddell) G.L.Nesom - sky-blue aster
Symphyotrichum praealtum (Poir.) G.L.Nesom - willow-leaved aster
Symphyotrichum prenanthoides (Muhl. ex Willd.) G.L.Nesom - zigzag aster
Symphyotrichum sericeum (Vent.) G.L.Nesom - western silvery aster
Symphyotrichum shortii (Lindl.) G.L.Nesom - Short's aster
Symphyotrichum urophyllum (Lindl. ex DC.) G.L.Nesom - white arrowleaf aster
Taraxacum erythrospermum Andrz. ex Besser - red-seeded dandelion
Taraxacum officinale F.H.Wigg. - common dandelion
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
Caulophyllum thalictroides (L.) Michx. - squaw-root
Jeffersonia diphylla (L.) Pers. - twinleaf
Alnus incana subsp. rugosa (Du Roi) R.T.Clausen - swamp alder
Betula alleghaniensis Britton - yellow birch
Betula cordifolia Regel - mountain white birch
Betula nigra L. - river birch
Betula papyrifera Marshall - white birch
Corylus americana Walter - American hazelnut
Corylus cornuta subsp. cornuta - beaked hazelnut
Ostrya virginiana (Mill.) K.Koch - ironwood
Ellisia nyctelea (L.) L. - water-pod
Hackelia virginiana (L.) I.M.Johnst. - wild comfrey
Hydrophyllum appendiculatum Michx. - great waterleaf
Hydrophyllum virginianum L. - Virginia waterleaf
Lappula squarrosa (Retz.) Durmort. - two-row stickseed
Lithospermum canescens (Michx.) Lehm. - hoary puccoon
Lithospermum caroliniense subsp. croceum (Fernald) Cusick - plains puccoon
Lithospermum incisum Lehm. - narrow-leaved puccoon
Lithospermum latifolium Michx. - broad-leaved gromwell
Lithospermum parviflorum "Weakley, Witsell & D.Estes" - soft-hair marble-seed
Arabis pycnocarpa var. pycnocarpa M.Hopkins - hairy rock-cress
Barbarea vulgaris W.T.Aiton - yellow-rocket
Berteroa incana (L.) DC. - hoary-alyssum
Boechera canadensis (L.) Al-Shehbaz - sickle-pod
Boechera grahamii (Lehm.) Windham & Al-Shehbaz - spreading-pod rock-cress
Boechera laevigata (Muhl. ex Willd.) Al-Shehbaz - smooth rock-cress
Boechera stricta (Graham) Al-Shehbaz - Drummond's rock-cress
Brassica nigra (L.) W.D.J.Koch - black mustard
Capsella bursa-pastoris (L.) Medik. - shepherd's-purse
Cardamine concatenata (Michx.) O.Schwarz - five-parted toothwort
Cardamine pensylvanica Muhl. ex Willd. - Pennsylvania bitter-cress
Descurainia pinnata subsp. brachycarpa (Richardson) Detling - western tansy mustard
Descurainia sophia (L.) Webb ex Prantl - tansy mustard
Draba reptans (Lam.) Fernald - common whitlow-grass
Erysimum cheiranthoides L. - worm-seed wallflower
Erysimum inconspicuum (S.Watson) MacMill. - shy wallflower
Lepidium densiflorum Schrad. - small peppergrass
Nasturtium officinale W.T.Aiton - watercress
Physaria ludoviciana (Nutt.) O'Kane & Al-Shehbaz - silver bladder-pod
Rorippa palustris subsp. hispida (Desv.) Jonsell - hispid yellow-cress
Rorippa palustris subsp. palustris (L.) Besser - marsh-cress
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
Sisymbrium officinale (L.) Scop. - hedge-mustard
Thlaspi arvense L. - field pennycress
Campanula rotundifolia L. - harebell
Campanulastrum americanum (L.) Small - tall bellflower
Lobelia cardinalis var. cardinalis - cardinal-flower
Lobelia spicata var. spicata - spiked lobelia
Triodanis perfoliata (L.) Nieuwl. - round-leaved triodanis
Cannabis sativa L. - marijuana
Celtis occidentalis L. - northern hackberry
Diervilla lonicera Mill. - northern bush-honeysuckle
Lonicera dioica var. glaucescens (Rydb.) Butters - wild honeysuckle
Lonicera reticulata Raf. - yellow honeysuckle
Lonicera X bella Zabel - white-bell honeysuckle
Symphoricarpos albus var. albus - snowberry
Symphoricarpos occidentalis Hook. - wolfberry
Triosteum aurantiacum E.P.Bicknell - orange-fruit horse-gentian
Triosteum aurantiacum var. aurantiacum - orange-fruit horse-gentian
Triosteum perfoliatum L. - wild-coffee
Cerastium arvense subsp. arvense L. - starry grasswort
Cerastium fontanum subsp. vulgare (Hartm.) Greuter & Burdet - mouse-ear chickweed
Dianthus armeria - Deptford pink
Moehringia lateriflora (L.) Fenzl - wood sandwort
Myosoton aquaticum (L.) Moench - water chickweed
Saponaria officinalis L. - soapwort
Silene antirrhina L. - sleepy silene
Silene csereii Baumg. - glaucous campion
Silene nivea (Nutt.) Muhl. ex Otth - white campion
Celastrus scandens L. - climbing bittersweet
Euonymus atropurpureus var. atropurpureus - eastern wahoo
Ceratophyllum demersum L. - hornwort
Crocanthemum bicknellii (Fernald) Janch. - rock-rose
Hudsonia tomentosa var. tomentosa - woolly beach-heather
Lechea tenuifolia Michx. - slender-leaved pinweed
Polanisia dodecandra (L.) DC. - rough-seed clammy-weed
Polanisia dodecandra subsp. dodecandra - rough-seed clammy-weed
Uvularia grandiflora Sm. - large-flowered bellwort
Uvularia sessilifolia L. - wild-oats
Commelina communis L. - common dayflower
Tradescantia bracteata Small - sticky spiderwort
Tradescantia occidentalis var. occidentalis - western spiderwort
Calystegia sepium (L.) R.Br. - hedge false bindweed
Cuscuta sp. L. - Dodder
Cuscuta gronovii var. gronovii - swamp dodder
Cuscuta polygonorum Engelm. - smartweed dodder
Cornus alternifolia L.f. - pagoda dogwood
Cornus foemina subsp. racemosa Mill. - panicled dogwood
Cornus rugosa Lam. - round-leaved dogwood
Cornus sericea L. - red osier dogwood
Echinocystis lobata (Michx.) Torr. & A.Gray - wild-cucumber
Sicyos angulatus L. - bur-cucumber
Juniperus communis var. depressa Pursh - common juniper
Juniperus virginiana var. virginiana - eastern red-cedar
Thuja occidentalis L. - northern white-cedar
Bolboschoenus fluviatilis (Torr.) Soják - river bulrush
Carex sp. L. - Sedge
Carex blanda Dewey - wood sedge
Carex brevior (Dewey) Mack. - plains oval sedge
Carex cephalophora Muhl. ex Willd. - wood-bank sedge
Carex eburnea Boott - bristle-leaf sedge
Carex echinodes (Fernald) P.Rothr., Reznicek & Hipp. - quill sedge
Carex inops subsp. heliophila (Mack.) Crins - sun sedge
Carex laeviconica Dewey - smooth-cone sedge
Carex meadii Dewey - Mead's stiff sedge
Carex muskingumensis Schwein. - swamp oval sedge
Carex pensylvanica Lam. - Pennsylvania sedge
Carex retrorsa Schwein. - retrorse sedge
Carex siccata Dewey - running savanna sedge
Carex sprengelii Dewey ex Spreng. - Sprengel's sedge
Carex tribuloides var. tribuloides - blunt-broom sedge
Cyperus bipartitus Torr. - slender flat sedge
Cyperus diandrus Torr. - umbrella flat sedge
Cyperus esculentus var. leptostachyus Boeck. - yellow nut sedge
Cyperus lupulinus subsp. lupulinus - sand sedge
Cyperus lupulinus subsp. macilentus (Fernald) Marcks - slender sand 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
Eleocharis acicularis (L.) Roem. & Schult. - needle spike-rush
Eleocharis tenuis var. verrucosa (Svenson) Svenson - slender spike-rush
Eriophorum angustifolium subsp. angustifolium - cotton-grass
Schoenoplectus tabernaemontani (C.C.Gmel.) Palla - soft-stem bulrush
Pteridium aquilinum var. latiusculum (Desv.) Underw. ex A.Heller - eastern bracken fern
Dioscorea villosa L. - yam root
Athyrium filix-femina var. angustum (Willd.) G.Lawson - northern lady fern
Cystopteris bulbifera (L.) Bernh. - bulblet fragile fern
Cystopteris fragilis (L.) Bernh. - northern fragile fern
Cystopteris tennesseensis Shaver - Tennessee bladder fern
Deparia acrostichoides (Sw.) M.Kato - silvery spleenwort
Dryopteris carthusiana (Vill.) H.P.Fuchs - toothed wood fern
Dryopteris goldiana (Hook. ex Goldie) A.Gray - Goldie's wood fern
Homalosorus pycnocarpos (Spreng.) Pic.Serm. - narrow-leaved spleenwort
Matteuccia struthiopteris - ostrich fern
Onoclea sensibilis L. - sensitive fern
Equisetum arvense L. - field horsetail
Equisetum hyemale subsp. affine (Engelm.) Calder & Roy L.Taylor - scouring rush horsetail
Equisetum pratense Ehrh. - meadow horsetail
Equisetum scirpoides Michx. - sedge horsetail
Equisetum x ferrissii Clute (pro sp.) - Ferriss' horsetail
Pyrola elliptica Nutt. - wax-flower shin-leaf
Euphorbia corollata L. - flowering spurge
Euphorbia cyathophora Murray - wild poinsettia
Euphorbia davidii Subils - David's spurge
Euphorbia geyeri Engelm. - Geyer's spurge
Euphorbia glyptosperma Engelm. - ridge-seeded spurge
Euphorbia hexagona Nutt. ex Spreng. - six-angle spurge
Euphorbia maculata L. - wart-weed
Euphorbia nutans Lag. - nodding spurge
Amorpha canescens Pursh - lead-plant
Amorpha fruticosa L. - indigo-bush
Amphicarpaea bracteata (L.) Fernald - hog-peanut
Astragalus canadensis var. canadensis - Canadian milk-vetch
Astragalus crassicarpus var. crassicarpus - prairie-plum
Baptisia leucophaea Nutt. - plains wild indigo
Chamaecrista fasciculata (Michx.) Greene - sleeping-plant
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
Gleditsia triacanthos L. - honey locust
Glycyrrhiza lepidota Pursh - wild licorice
Hylodesmum glutinosum (Muhl. ex Willd.) H.Ohashi & R.R.Mill - pointed tick-trefoil
Lathyrus ochroleucus Hook. - white pea
Lathyrus venosus Muhl. ex Willd. - veiny pea-vine
Lespedeza capitata Michx. - round-headed lespedeza
Lotus corniculatus L. - bird's-foot trefoil
Lupinus perennis L. - wild lupine
Medicago lupulina L. - black medick
Medicago sativa subsp. sativa - blue alfalfa
Melilotus officinalis (L.) Lam. - yellow sweet-clover
Pediomelum esculentum (Pursh) Rydb. - prairie-turnip
Robinia pseudoacacia L. - black locust
Securigera varia (L.) Lassen - purple crown-vetch
Senna obtusifolia (L.) H.S.Irwin & Barneby - sickle-pod
Tephrosia virginiana (L.) Pers. - Virginia tephrosia
Trifolium aureum Pollich - yellow hop clover
Trifolium campestre Schreb. - pinnate hop clover
Trifolium hybridum L. - alsike clover
Trifolium pratense L. - red clover
Trifolium repens L. - white clover
Vicia villosa Roth - winter vetch
Quercus alba L. - white oak
Quercus ellipsoidalis E.J.Hill - northern pin oak
Quercus macrocarpa Michx. - bur oak
Quercus rubra L. - northern red oak
Gentiana alba Muhl. ex Nutt. - yellow gentian
Gentiana puberulenta J.S.Pringle - prairie gentian
Gentiana x billingtonii Farw. (pro sp.) - Billington's gentian
Gentianopsis crinita (Froel.) Ma - greater fringed gentian
Geranium maculatum L. - wild geranium
Ribes americanum Mill. - wild black currant
Ribes aureum var. villosum Pursh - clove 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
Najas guadalupensis subsp. muenscheri (R.T.Clausen) R.R.Haynes - southern water-nymph
Hypericum ascyron L. - great St. John's-wort
Hypericum perforatum L. - St. John's-wort
Hypoxis hirsuta (L.) Coville - yellow star-grass
Iris virginica var. shrevei (Small) E.S.Anderson - Virginia iris
Sisyrinchium campestre E.P.Bicknell - prairie blue-eyed-grass
Carya cordiformis (Wangenh.) K.Koch - yellow-bud hickory
Juglans cinerea L. - white walnut
Agastache scrophulariaefolia (Willd.) Kuntze - purple giant hyssop
Blephilia hirsuta var. hirsuta - hairy wood mint
Clinopodium vulgare L. - wild-basil
Galeopsis tetrahit var. bifida (Boenn.) Lej. & Courtois - hemp-nettle
Glechoma hederacea L. - ground-ivy
Glechoma hederacea var. micrantha Moric. - ground-ivy
Hedeoma hispida Pursh - rough 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
Monarda fistulosa subsp. fistulosa - wild bergamot
Nepeta cataria L. - catnip
Physostegia virginiana subsp. virginiana - obedience
Prunella vulgaris L. - self-heal
Pycnanthemum virginianum (L.) B.L.Rob. & Fernald - Virginia mountain mint
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
Scutellaria parvula var. parvula - small skullcap
Stachys tenuifolia var. tenuifolia - smooth hedge-nettle
Teucrium canadense var. virginicum (L.) Eaton - wood sage
Erythronium albidum Nutt. - white trout-lily
Erythronium americanum subsp. americanum - yellow trout-lily
Lilium michiganense Farw. - Turk's-cap lily
Linum rigidum Pursh - stiff-stem yellow flax
Linum sulcatum Riddell - grooved yellow flax
Huperzia lucidula (Michx.) Trevis. - shining fir-moss
Abutilon theophrasti Medik. - velvet-leaf
Malva neglecta Wallr. - common mallow
Napaea dioica L. - glade mallow
Tilia americana var. americana - basswood
Trillium flexipes Raf. - nodding wake-robin
Trillium grandiflorum (Michx.) Salisb. - white wake-robin
Menispermum canadense L. - common moonseed
Claytonia virginica L. - Virginia spring-beauty
Phemeranthus rugospermus (Holz.) Kiger - sand fame-flower
Mirabilis albida (Walter) Heimerl - white four-o'clock
Mirabilis nyctaginea (Michx.) MacMill. - wild four-o'clock
Fraxinus nigra Marshall - black ash
Fraxinus pennsylvanica Marshall - red ash
Circaea canadensis subsp. canadensis (L.) Hill - broad-leaf enchanter's-nightshade
Epilobium ciliatum subsp. ciliatum - hairy willow-herb
Epilobium ciliatum subsp. glandulosum (Lehm.) Hoch & P.H.Raven - hairy willow-herb
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
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
Cypripedium parviflorum var. pubescens (Willd.) O.W.Knight - large yellow lady's-slipper
Cypripedium reginae Walter - showy lady's-slipper
Goodyera pubescens (Willd.) R.Br. - downy rattlesnake-plantain
Spiranthes magnicamporum Sheviak - Great Plains lady's-tresses
Agalinis aspera (Douglas ex Benth.) Britton - tall false foxglove
Agalinis gattingeri (Small) Small - round-stemmed false foxglove
Castilleja coccinea (L.) Spreng. - scarlet painted-cup
Castilleja sessiliflora Pursh - downy painted-cup
Orobanche ludoviciana subsp. ludoviciana - prairie broom-rape
Pedicularis canadensis - wood-betony
Pedicularis canadensis subsp. canadensis - wood-betony
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 canadensis (Goldie) Walp. - squirrel-corn
Dicentra cucullaria (L.) Bernh. - Dutchman's-breeches
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
Pinus strobus L. - eastern white pine
Pinus sylvestris L. - Scot pine
Chelone glabra L. - white turtlehead
Linaria vulgaris Mill. - butter-and-eggs
Penstemon gracilis Nutt. - slender beard-tongue
Penstemon gracilis subsp. gracilis - slender beard-tongue
Penstemon gracilis subsp. wisconsinensis (Pennell) Pennell - Wisconsin penstemon
Penstemon grandiflorus Nutt. - large-flowered beard-tongue
Plantago lanceolata L. - ribgrass
Veronica beccabunga var. americana L. - American 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
Avena sativa L. - oats
Bouteloua curtipendula var. curtipendula - side-oats grama
Bouteloua hirsuta subsp. hirsuta - hairy grama grass
Bromus inermis Leyss. - smooth brome
Bromus latiglumis (Scribn. ex Shear) Hitchc. - flanged brome
Bromus pubescens Muhl. ex Willd. - hairy woodland brome
Calamagrostis epigejos (L.) Roth - feathertop
Calamovilfa longifolia var. longifolia - prairie sand-reed
Cenchrus longispinus (Hack.) Fernald - sandbur
Deschampsia cespitosa subsp. cespitosa - tufted hair grass
Dichanthelium acuminatum var. fasciculatum (Sw.) Gould & C.A.Clark - hairy panic grass
Dichanthelium commonsianum var. euchlamydeum (Ashe) Freckmann - Shinner's panic grass
Dichanthelium linearifolium (Scribn.) Gould - slender-leaved 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
Digitaria cognata - fall witch grass
Digitaria ischaemum (Schreb.) Muhl. - smooth crabgrass
Echinochloa crus-galli (L.) P.Beauv. - large barnyard grass
Echinochloa muricata var. microstachya Wiegand - rough barnyard grass
Echinochloa muricata var. muricata - rough barnyard grass
Elymus canadensis L. - Great Plains wild-rye