More Details
Families: 128
Genera: 562
Species: 1383
Total Taxa: 1517 (including subsp. and var.)
Echinocystis lobata (Michx.) Torr. & A.Gray - wild-cucumber
Juniperus communis L. - common juniper
Juniperus communis var. depressa Pursh - common juniper
Juniperus horizontalis Moench - trailing juniper
Juniperus virginiana L. - eastern red-cedar
Juniperus virginiana var. virginiana - eastern red-cedar
Thuja occidentalis L. - northern white-cedar
Bolboschoenus fluviatilis (Torr.) Soják - river bulrush
Bulbostylis capillaris (L.) Kunth ex C.B.Clarke - thread-leaved beak-seed
Carex albicans var. albicans - white-tinge sedge
Carex albursina E.Sheld. - white bear sedge
Carex annectens (E.P.Bicknell) E.P.Bicknell - yellow-headed fox sedge
Carex annectens var. xanthocarpa (Kük.) Wiegand - yellow-headed fox sedge
Carex aquatilis var. aquatilis - water sedge
Carex arcta Boott - northern clustered sedge
Carex arctata Boott - drooping woodland sedge
Carex atherodes Spreng. - wheat sedge
Carex aurea Nutt. - golden-fruited sedge
Carex bebbii (L.H.Bailey) Olney ex Fernald - Bebb's sedge
Carex bicknellii Britton - Bicknell's sedge
Carex blanda Dewey - wood sedge
Carex brevior (Dewey) Mack. - plains oval sedge
Carex bromoides - brome-like sedge
Carex bromoides subsp. bromoides - brome-like sedge
Carex brunnescens subsp. sphaerostachya (Tuck.) Kalela - green bog sedge
Carex buxbaumii Wahlenb. - Buxbaum's sedge
Carex canescens L. - silvery sedge
Carex cephalophora Muhl. ex Willd. - wood-bank sedge
Carex communis var. communis - fibrous-root sedge
Carex comosa Boott - bristly sedge
Carex crinita var. crinita - fringed sedge
Carex cristatella Britton - crested sedge
Carex debilis var. rudgei L.H.Bailey - white-edge sedge
Carex deweyana var. deweyana - Dewey's sedge
Carex diandra Schrank - lesser panicled sedge
Carex eburnea Boott - bristle-leaf sedge
Carex echinata subsp. echinata - star sedge
Carex echinodes (Fernald) P.Rothr., Reznicek & Hipp. - quill sedge
Carex emoryi Dewey ex Torr. - Emory's sedge
Carex foenea Willd. - bronze-headed oval sedge
Carex gracillima Schwein. - purple-sheathed graceful sedge
Carex granularis Muhl. ex Willd. - limestone meadow sedge
Carex gravida L.H.Bailey - long-awned bracted sedge
Carex grayi J.Carey - Gray's sedge
Carex grisea Wahlenb. - gray sedge
Carex gynandra Schwein. - nodding sedge
Carex haydenii Dewey - long-scaled tussock sedge
Carex hirtifolia Mack. - pubescent sedge
Carex hitchcockiana Dewey - Hitchcock's sedge
Carex hystericina Muhl. ex Willd. - porcupine sedge
Carex interior L.H.Bailey - inland star sedge
Carex intumescens Rudge - swollen sedge
Carex jamesii Schwein. - James' sedge
Carex lacustris Willd. - rip-gut sedge
Carex laxiculmis Schwein. - weak-stemmed wood sedge
Carex laxiculmis var. copulata (L.H.Bailey) Fernald - weak-stemmed wood sedge
Carex leptalea subsp. leptalea - slender sedge
Carex leptonervia (Fernald) Fernald - nerveless woodland sedge
Carex limosa L. - mud sedge
Carex lupulina Willd. - hop sedge
Carex lurida Wahlenb. - shallow sedge
Carex meadii Dewey - Mead's stiff sedge
Carex muskingumensis Schwein. - swamp oval sedge
Carex normalis Mack. - spreading oval sedge
Carex oligocarpa Willd. - rich-woods sedge
Carex pallescens L. - pale sedge
Carex peckii Howe - Peck's sedge
Carex pedunculata Muhl. ex Willd. - long-stalk sedge
Carex pellita Willd. - broad-leaved woolly sedge
Carex pensylvanica Lam. - Pennsylvania sedge
Carex plantaginea Lam. - plantain-leaved wood sedge
Carex prairea Dewey - prairie sedge
Carex prasina Wahlenb. - leek-green sedge
Carex projecta Mack. - necklace sedge
Carex radiata (Wahlenb.) Small - straight-styled wood sedge
Carex retrorsa Schwein. - retrorse sedge
Carex richardsonii R.Br. - Richardson's sedge
Carex rosea Schkuhr ex Willd. - stellate sedge
Carex scabrata Schwein. - eastern rough sedge
Carex scoparia var. scoparia - lance-fruited oval sedge
Carex siccata Dewey - running savanna sedge
Carex sparganioides Muhl. ex Willd. - loose-headed bracted sedge
Carex sprengelii Dewey ex Spreng. - Sprengel's sedge
Carex stipata var. stipata - owl-fruit sedge
Carex stricta Lam. - uptight sedge
Carex tenera Dewey - narrow-leaved oval sedge
Carex tonsa var. rugosperma (Mack.) Crins - wrinkled-seeded oak sedge
Carex tonsa var. tonsa - smooth-fruited oak sedge
Carex tribuloides var. tribuloides - blunt-broom sedge
Carex trichocarpa Willd. - hairy-fruit sedge
Carex trisperma Dewey - three-seeded sedge
Carex tuckermanii Dewey - Tuckerman's sedge
Carex typhina Michx. - cat-tail sedge
Carex umbellata Schkuhr ex Willd. - parasol sedge
Carex utriculata Boott - Northwest Territory sedge
Carex vesicaria L. - tufted lake sedge
Carex woodii Dewey - Wood's stiff sedge
Cyperus bipartitus Torr. - slender flat sedge
Cyperus diandrus Torr. - umbrella flat sedge
Cyperus erythrorhizos Muhl. - red-rooted sedge
Cyperus esculentus var. leptostachyus Boeck. - yellow nut sedge
Cyperus houghtonii Torr. - Houghton's flat sedge
Cyperus lupulinus (Spreng.) Marcks - sand 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
Dulichium arundinaceum var. arundinaceum - three-way sedge
Eleocharis acicularis (L.) Roem. & Schult. - needle spike-rush
Eleocharis compressa - flat-stemmed spike-rush
Eleocharis compressa var. compressa - flat-stemmed spike-rush
Eleocharis elliptica Kunth - elliptic spike-rush
Eleocharis erythropoda Steud. - bald spike-rush
Eleocharis obtusa (Willd.) Schult. - blunt spike-rush
Eleocharis ovata (Roth) Roem. & Schult. - oval spike-rush
Eleocharis palustris (L.) Roem. & Schult. - marsh spike-rush
Eriophorum vaginatum L. - tussock cotton-grass
Eriophorum virginicum L. - tawny cotton-grass
Fimbristylis autumnalis (L.) Roem. & Schult. - slender fringe-rush
Lipocarpha drummondii (Nees) G.C.Tucker - Drummond's half-chaff sedge
Lipocarpha micrantha (Vahl) G.C.Tucker - small-flowered hemicarpha
Rhynchospora alba (L.) Vahl - white beak-rush
Rhynchospora capitellata (Michx.) Vahl - clustered beak-rush
Schoenoplectus acutus (C.C.Gmel.) Palla - hard-stem bulrush
Schoenoplectus heterochaetus (Chase) Soják - slender bulrush
Schoenoplectus pungens (Vahl) Palla - common three-square bulrush
Schoenoplectus purshianus (Fernald) M.T.Strong - weak-stalk club-rush
Schoenoplectus purshianus var. purshianus - weak-stalk bulrush
Schoenoplectus subterminalis (Torr.) Soják - water club-rush
Schoenoplectus tabernaemontani (C.C.Gmel.) Palla - soft-stem bulrush
Scirpus atrovirens Willd. - dark-green bulrush
Scirpus cyperinus (L.) Kunth - wool-grass
Scirpus hattorianus Makino - mosquito bulrush
Scirpus microcarpus J.Presl & C.Presl - panicled bulrush
Scirpus pallidus (Britton) Fernald - pale bulrush
Scirpus pedicellatus Fernald - stalked wool-grass
Scleria triglomerata Michx. - whip-grass
Trichophorum clintonii (A.Gray) S.G.Sm. - Clinton's bulrush
Dennstaedtia punctilobula (Michx.) T.Moore - hay-scented fern
Pteridium aquilinum var. latiusculum (Desv.) Underw. ex A.Heller - eastern bracken fern
Galax urceolata (Poir.) Brummitt - beetleweed
Dioscorea villosa L. - yam root
Athyrium filix-femina var. angustum (Willd.) G.Lawson - northern lady fern
Cystopteris bulbifera (L.) Bernh. - bladder fern
Cystopteris fragilis (L.) Bernh. - northern fragile fern
Cystopteris protrusa (Weath.) Blasdell - lowland bladder fern
Cystopteris tennesseensis Shaver - Tennessee bladder fern
Cystopteris tenuis (Michx.) Desv. - upland brittle bladder fern
Cystopteris x illinoensis R.C.Moran - Illinois bladder fern
Deparia acrostichoides (Sw.) M.Kato - silvery spleenwort
Dryopteris carthusiana (Vill.) H.P.Fuchs - toothed wood fern
Dryopteris cristata (L.) A.Gray - crested wood fern
Dryopteris fragrans (L.) Schott - fragrant wood fern
Dryopteris goldiana (Hook. ex Goldie) A.Gray - Goldie's wood fern
Dryopteris intermedia (Muhl. ex Willd.) A.Gray - intermediate wood fern
Dryopteris marginalis (L.) A.Gray - marginal wood fern
Dryopteris x boottii (Tuck.) Underw. (pro sp.) - Boott's wood fern
Gymnocarpium dryopteris (L.) Newman - western oak fern
Matteuccia struthiopteris - ostrich fern
Onoclea sensibilis L. - sensitive fern
Polystichum acrostichoides (Michx.) Schott - Christmas fern
Polystichum braunii (Spenn.) Fée - Braun's holly fern
Woodsia ilvensis (L.) R.Br. - rusty woodsia
Woodsia obtusa subsp. obtusa - blunt-lobed woodsia
Equisetum arvense L. - field horsetail
Equisetum fluviatile L. - water horsetail
Equisetum hyemale - scouring rush horsetail
Equisetum hyemale subsp. affine (Engelm.) Calder & Roy L.Taylor - scouring rush horsetail
Equisetum laevigatum A.Braun - smooth scouring rush
Equisetum pratense Ehrh. - meadow horsetail
Equisetum sylvaticum L. - woodland horsetail
Equisetum x ferrissii Clute (pro sp.) - Ferriss' horsetail
Andromeda polifolia var. latifolia L. - bog rosemary
Arctostaphylos uva-ursi (L.) Spreng. - kinnickinnick
Chamaedaphne calyculata (L.) Moench - leather-leaf
Chimaphila umbellata subsp. umbellata (L.) W.P.C.Barton - prince's-pine
Epigaea repens L. - trailing-arbutus
Gaultheria procumbens L. - wintergreen
Gaylussacia baccata (Wangenh.) K.Koch - huckleberry
Hypopitys monotropa Crantz - pine-sap
Monotropa uniflora L. - Indian-pipe
Orthilia secunda (L.) House - one-sided wintergreen
Pyrola americana Sweet - round-leaved shin-leaf
Pyrola asarifolia subsp. asarifolia - pink shin-leaf
Pyrola chlorantha Sw. - shin-leaf
Pyrola elliptica Nutt. - wax-flower shin-leaf
Rhododendron groenlandicum (Oeder) Kron & Judd - Labrador-tea
Vaccinium angustifolium Aiton - low sweet blueberry
Vaccinium corymbosum L. - high-bush blueberry
Vaccinium macrocarpon Aiton - large cranberry
Vaccinium myrtilloides Michx. - velvet-leaf huckleberry
Croton glandulosus var. septentrionalis Müll.Arg. - vente conmigo
Euphorbia corollata L. - flowering spurge
Euphorbia cyathophora Murray - wild poinsettia
Euphorbia cyparissias L. - graveyard spurge
Euphorbia davidii Subils - David's spurge
Euphorbia geyeri Engelm. - Geyer's spurge
Euphorbia helioscopia L. - wart-weed
Euphorbia maculata L. - wart-weed
Euphorbia marginata Pursh - snow-on-the-mountain
Euphorbia nutans Lag. - nodding spurge
Amorpha canescens Pursh - lead-plant
Amorpha fruticosa L. - indigo-bush
Amphicarpaea bracteata (L.) Fernald - hog-peanut
Apios americana Medik. - potato-bean
Astragalus canadensis var. canadensis - Canadian milk-vetch
Baptisia lactea (Raf.) Thieret - white wild indigo
Baptisia leucophaea Nutt. - plains wild indigo
Cercis canadensis var. canadensis - eastern redbud
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
Desmodium canadense (L.) DC. - showy tick-trefoil
Desmodium cuspidatum var. longifolium (Torr. & A.Gray) B.G.Schub. - large-bracted tick-trefoil
Desmodium illinoense A.Gray - prairie tick-trefoil
Desmodium perplexum B.G.Schub. - perplexed tick-trefoil
Hylodesmum glutinosum (Muhl. ex Willd.) H.Ohashi & R.R.Mill - pointed tick-trefoil
Hylodesmum nudiflorum (L.) H.Ohashi & R.R.Mill - naked tick-trefoil
Lathyrus ochroleucus Hook. - white pea
Lathyrus palustris L. - slender-stem pea-vine
Lathyrus venosus Muhl. ex Willd. - veiny pea-vine
Lespedeza capitata Michx. - round-headed lespedeza
Lespedeza violacea (L.) Pers. - violet lespedeza
Lespedeza virginica (L.) Britton - Virginia lespedeza
Lotus corniculatus L. - bird's-foot trefoil
Lupinus perennis L. - wild lupine
Lupinus perennis var. occidentalis S.Watson - wild lupine
Medicago lupulina L. - black medick
Medicago sativa L. - alfalfa
Medicago sativa subsp. falcata (L.) Arcang. - yellow alfalfa
Medicago sativa subsp. sativa - blue alfalfa
Medicago x varia Martyn - hybrid alfalfa
Melilotus albus Medik. - white sweet-clover
Melilotus officinalis (L.) Lam. - yellow sweet-clover
Pediomelum esculentum (Pursh) Rydb. - prairie-turnip
Robinia hispida L. - rose-acacia
Robinia pseudoacacia L. - black locust
Securigera varia (L.) Lassen - purple crown-vetch
Tephrosia virginiana (L.) Pers. - Virginia tephrosia
Trifolium aureum Pollich - yellow hop clover
Trifolium campestre Schreb. - pinnate hop clover
Trifolium hybridum L. - alsike clover
Trifolium pratense L. - red clover
Trifolium repens L. - white clover
Vicia americana subsp. americana - American vetch
Vicia caroliniana Walter - wood vetch
Vicia cracca L. - cow vetch
Vicia villosa Roth - winter vetch
Castanea dentata (Marshall) Borkh. - American chestnut
Quercus sp. L. - Oak
Quercus alba L. - white oak
Quercus bicolor Willd. - swamp white oak
Quercus ellipsoidalis E.J.Hill - northern pin oak
Quercus macrocarpa Michx. - bur oak
Quercus muhlenbergii Engelm. - yellow oak
Quercus rubra L. - northern red oak
Quercus velutina Lam. - black oak
Gentiana andrewsii var. andrewsii - prairie closed gentian
Gentiana puberulenta J.S.Pringle - prairie gentian
Gentiana x billingtonii Farw. (pro sp.) - Billington's gentian
Gentiana x pallidocyanea J.S.Pringle - gentian
Gentianopsis crinita (Froel.) Ma - greater fringed gentian
Halenia deflexa subsp. deflexa - spurred-gentian
Geranium bicknellii var. bicknellii - northern crane's-bill
Geranium carolinianum var. confertiflorum Fernald - Carolina geranium
Geranium maculatum L. - wild geranium
Geranium robertianum L. - Robert's 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 lacustre (Pers.) Poir. - spiny swamp currant
Ribes missouriense Nutt. - wild gooseberry
Ribes rubrum L. - garden red currant
Myriophyllum heterophyllum Michx. - various-leaved water-milfoil
Myriophyllum sibiricum Kom. - common water-milfoil
Myriophyllum spicatum L. - spike water-milfoil
Hamamelis virginiana L. - American witch-hazel
Elodea canadensis Michx. - common waterweed
Elodea nuttallii (Planch.) H.St.John - slender waterweed
Najas sp. - Waternymph
Najas flexilis (Willd.) Rostk. & W.L.E.Schmidt - slender naiad
Najas gracillima (A.Braun ex Engelm.) Magnus - slender water-nymph
Vallisneria americana Michx. - water-celery
Hypericum ascyron L. - great St. John's-wort
Hypericum boreale (Britton) E.P.Bicknell - northern St. John's-wort
Hypericum canadense L. - lesser Canadian St. John's-wort
Hypericum kalmianum L. - Kalm's St. John's-wort
Hypericum majus (A.Gray) Britton - larger Canadian St. John's-wort
Hypericum mutilum L. - weak St. John's-wort
Hypericum perforatum L. - St. John's-wort
Hypericum punctatum Lam. - spotted St. John's-wort
Triadenum fraseri (Spach) Gleason - Fraser's marsh St. John's-wort
Hypoxis hirsuta (L.) Coville - yellow star-grass
Iris versicolor L. - northern blue flag
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
Isoëtes echinospora subsp. muricata (Durieu) A.Löve & D.Löve - stiff quillwort
Isoëtes lacustris L. - large-spored quillwort
Carya cordiformis (Wangenh.) K.Koch - yellow-bud hickory
Carya ovata - shellbark hickory
Carya ovata var. ovata - shellbark hickory
Juglans cinerea L. - white walnut
Juglans nigra L. - black walnut
Juncus acuminatus Michx. - tufted rush
Juncus balticus subsp. littoralis Willd. - wire rush
Juncus brevicaudatus (Engelm.) Fernald - narrow-panicle rush
Juncus bufonius L. - toad rush
Juncus canadensis J.Gay - Canadian rush
Juncus dudleyi Wiegand - Dudley's rush
Juncus effusus L. - soft rush
Juncus filiformis L. - thread rush
Juncus greenei Oakes & Tuck. - Greene's rush
Juncus interior Wiegand - interior rush
Juncus marginatus Rostk. - grassleaf rush
Juncus nodosus L. - knotted rush
Juncus pelocarpus E.Mey. - brown-fruited rush
Juncus tenuis Willd. - roadside rush
Luzula acuminata var. acuminata - hairy wood rush
Luzula multiflora subsp. multiflora - common wood rush
Triglochin maritima L. - seaside arrow-grass
Agastache foeniculum (Pursh) Kuntze - lavender giant hyssop
Agastache nepetoides (L.) Kuntze - yellow giant hyssop
Agastache scrophulariaefolia (Willd.) Kuntze - purple giant hyssop
Ajuga reptans L. - common bugle
Blephilia hirsuta var. hirsuta - hairy wood mint
Collinsonia canadensis L. - stoneroot
Elsholtzia ciliata (Thunb.) Hyl. - crested late-summer mint
Glechoma hederacea var. hederacea - ground-ivy
Glechoma hederacea var. micrantha Moric. - ground-ivy
Hedeoma hispida Pursh - rough pennyroyal
Hedeoma pulegioides (L.) Pers. - American pennyroyal
Lamium amplexicaule L. - dead-nettle
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
Monarda didyma L. - scarlet bee balm
Monarda fistulosa - wild bergamot
Monarda fistulosa subsp. fistulosa - wild bergamot
Monarda punctata - spotted bee balm
Nepeta cataria L. - catnip
Physostegia virginiana subsp. virginiana - obedience
Prunella vulgaris L. - self-heal
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
Salvia reflexa Hornem. - Rocky Mountain sage
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 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
Utricularia geminiscapa Benj. - twin-stemmed bladderwort
Utricularia vulgaris L. - great bladderwort
Clintonia borealis (Aiton) Raf. - yellow clintonia
Erythronium sp. - Fawn-Lily
Erythronium albidum Nutt. - white trout-lily
Erythronium americanum subsp. americanum - yellow trout-lily
Lilium michiganense Farw. - Turk's-cap lily
Lilium philadelphicum L. - wood 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
Lindernia dubia var. dubia - yellow-seed false pimpernel
Dendrolycopodium dendroideum (Michx.) A. Haines - round-branched club-moss
Dendrolycopodium obscurum (L.) A. Haines - rare club-moss
Diphasiastrum complanatum (L.) Holub - northern running-pine
Diphasiastrum digitatum (Dill. ex A.Braun) Holub - trailing ground-pine
Diphasiastrum tristachyum (Pursh) Holub - northern ground-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 sp. L. - Bog Clubmoss
Lycopodium clavatum L. - staghorn club-moss
Spinulum annotinum (L.) A. Haines - stiff club-moss
Decodon verticillatus (L.) Elliott - whorled loosestrife
Decodon verticillatus var. laevigatus Torr. & A.Gray - whorled loosestrife
Lythrum alatum var. alatum - winged lythrum
Lythrum salicaria L. - spiked loosestrife
Rotala ramosior (L.) Koehne - wheel-wort tooth-cup
Abutilon theophrasti Medik. - velvet-leaf
Alcea rosea L. - hollyhock
Callirhoe triangulata (Leavenw.) A.Gray - clustered poppy mallow
Hibiscus trionum L. - flower-of-an-hour
Malva moschata L. - musk mallow
Malva neglecta Wallr. - common mallow
Malva pusilla Sm. - low mallow
Napaea dioica L. - glade mallow
Tilia americana var. americana - basswood
Trillium cernuum L. - whip-poor-will flower
Trillium erectum L. - stinking-Benjamin
Trillium flexipes Raf. - nodding wake-robin
Trillium grandiflorum (Michx.) Salisb. - white wake-robin
Rhexia virginica L. - wing-stem meadow-pitchers
Menispermum canadense L. - common moonseed
Mollugo verticillata L. - Indian chickweed
Claytonia virginica L. - Virginia spring-beauty
Phemeranthus rugospermus (Holz.) Kiger - sand fame-flower
Morus alba L. - white mulberry
Morus rubra L. - red mulberry
Comptonia peregrina (L.) J.M.Coult. - sweet-fern
Aletris farinosa L. - white stargrass
Mirabilis nyctaginea (Michx.) MacMill. - wild four-o'clock
Nymphaea odorata Aiton - fragrant water-lily
Nymphaea odorata subsp. odorata - fragrant water-lily
Nymphaea odorata subsp. tuberosa (Paine) Wiersema & Hellq. - white water-lily
Fraxinus sp. L. - Ash
Fraxinus americana L. - white ash
Fraxinus nigra Marshall - black ash
Fraxinus pennsylvanica Marshall - red ash
Syringa vulgaris L. - common lilac
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
Epilobium X wisconsinense Ugent - Wisconsin willow-herb
Ludwigia palustris (L.) Elliott - water-purslane
Ludwigia polycarpa Short & R.Peter - top-pod water-primrose
Oenothera biennis L. - common evening-primrose
Oenothera clelandii W.Dietr., P.H.Raven & W.L.Wagner - sand evening-primrose
Oenothera gaura W.L.Wagner & Hoch - biennial gaura
Oenothera parviflora L. - small-flowered evening-primrose
Oenothera perennis L. - small sundrops
Oenothera villosa subsp. villosa - hairy evening-primrose
Botrypus virginianus (L.) Michx. - rattlesnake fern
Sceptridium dissectum (Spreng.) Lyon - lace-frond grape fern
Sceptridium oneidense (Gilbert) Holub - Oneida grape fern
Aplectrum hyemale (Muhl. ex Willd.) Torr. - putty-root
Calopogon oklahomensis D.H.Goldman - Oklahoma grass pink
Calopogon tuberosus var. tuberosus - tuberous grass pink
Coeloglossum viride var. virescens (Muhl.) Luer - frog orchid
Corallorhiza maculata (Raf.) Raf. - summer coralroot
Corallorhiza odontorhiza var. odontorhiza - small-flowered coralroot
Cypripedium acaule Aiton - small pink lady's-slipper
Cypripedium parviflorum Salisb. - yellow lady's-slipper
Cypripedium parviflorum var. makasin (Farw.) Sheviak - small yellow lady's-slipper
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 dilatata var. dilatata - white bog orchid
Platanthera flava var. herbiola (R.Br.) Luer - tubercled orchid
Platanthera hookeri (Torr. ex A.Gray) Lindl. - pad-leaf
Platanthera huronensis (Nutt.) Lindl. - tall nothern bog orchid
Platanthera psycodes (L.) Lindl. - lesser purple fringed orchid
Spiranthes casei var. casei - Case's lady's-tresses
Spiranthes cernua (L.) Rich. - nodding lady's-tresses
Spiranthes lacera var. lacera - northern slender lady's-tresses
Spiranthes magnicamporum Sheviak - Great Plains lady's-tresses
Triphora trianthophora subsp. trianthophora - three-birds orchid
Agalinis aspera (Douglas ex Benth.) Britton - tall false foxglove
Agalinis gattingeri (Small) Small - round-stemmed false foxglove
Agalinis paupercula (A.Gray) Britton - smooth 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
Aureolaria pedicularia var. ambigens (Fernald) Farw. - fern-leaf yellow false foxglove
Castilleja coccinea (L.) Spreng. - scarlet painted-cup
Castilleja sessiliflora Pursh - downy painted-cup
Conopholis americana (L.) Wallr. - American squawroot
Epifagus virginiana (L.) W.P.C.Barton - cancer-root
Odontites vernus subsp. serotinus (Dumort.) Corb. - red bartsia
Orobanche fasciculata Nutt. - clustered broom-rape
Orobanche uniflora L. - one-flowered broom-rape
Pedicularis canadensis - wood-betony
Pedicularis canadensis subsp. canadensis - wood-betony
Pedicularis lanceolata Michx. - swamp-lousewort
Osmunda cinnamomea L. - cinnamon fern
Osmunda claytoniana L. - interrupted fern
Osmunda regalis var. spectabilis (Willd.) A.Gray - royal fern
Oxalis dillenii Jacq. - southern yellow wood-sorrel
Oxalis stricta L. - tall wood-sorrel
Oxalis violacea L. - violet wood-sorrel
Adlumia fungosa (Aiton) Greene ex Britton, Sterns & Poggenb. - climbing fumitory