More Details
Families: 108
Genera: 343
Species: 633
Total Taxa: 670 (including subsp. and var.)
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Acorus calamus L. - sweet-flag
Sambucus canadensis var. canadensis - elderberry
Sambucus racemosa subsp. pubens var. pubens L. - scarlet elderberry
Viburnum acerifolium L. - maple-leaved viburnum
Viburnum lentago L. - sheepberry
Viburnum rafinesquianum Schult. - downy arrow-wood
Viburnum rafinesquianum var. affine (Bush ex C.K.Schneid.) House - downy arrow-wood
Sagittaria sp. L. - Arrowhead
Sagittaria cristata Engelm. - crested arrow-head
Sagittaria graminea subsp. graminea - grass-leaved sagittaria
Sagittaria latifolia Willd. - wapato
Sagittaria rigida Pursh - stiff arrow-head
Allium burdickii (Hanes) A.G.Jones - wild leek
Allium tricoccum Sol. - wild leek
Rhus typhina L. - staghorn sumac
Toxicodendron rydbergii (Small ex Rydb.) Greene - western poison-ivy
Cicuta maculata L. - spotted water-hemlock
Cryptotaenia canadensis (L.) DC. - white chervil
Osmorhiza claytonii (Michx.) C.B.Clarke - hairy sweet cicely
Pastinaca sativa L. - wild parsnip
Sanicula canadensis L. - Canadian sanicle
Sanicula marilandica L. - Maryland sanicle
Sanicula trifoliata E.P.Bicknell - large-fruited black snakeroot
Sium suave Walter - water-parsnip
Apocynum androsaemifolium L. - spreading dogbane
Asclepias exaltata L. - tall milkweed
Asclepias incarnata subsp. incarnata - swamp milkweed
Asclepias tuberosa subsp. interior L. - orange milkweed
Asclepias verticillata L. - whorled milkweed
Ilex mucronata (L.) M.Powell, V.Savolainen & S.Andrews - mountain holly
Ilex verticillata (L.) A.Gray - common winterberry
Arisaema triphyllum subsp. triphyllum - Jack-in-the-pulpit
Calla palustris L. - wild calla
Lemna trisulca L. - star duckweed
Lemna turionifera Landolt - Turion duckweed
Spirodela polyrrhiza (L.) Schleid. - greater duckweed
Symplocarpus foetidus (L.) Salisb. ex W.P.C.Barton - skunk-cabbage
Aralia hispida Vent. - bristly sarsaparilla
Aralia nudicaulis L. - wild sarsaparilla
Aralia racemosa L. - life-of-man
Hydrocotyle americana L. - marsh pennywort
Panax quinquefolius L. - ginseng
Panax trifolius L. - groundnut
Maianthemum canadense var. canadense - wild lily-of-the-valley
Maianthemum canadense var. interius Fernald - wild lily-of-the-valley
Maianthemum racemosum subsp. racemosum - Solomon's-plume
Maianthemum trifolium (L.) Sloboda - three-leaf Solomon's-plume
Polygonatum biflorum (Walter) Elliott - Solomon's-seal
Polygonatum pubescens (Willd.) Pursh - hairy Solomon's-seal
Achillea millefolium L. - milfoil
Ageratina altissima subsp. altissima (L.) R.M.King & H.Rob. - white snakeroot
Anaphalis margaritacea (L.) Benth. & Hook.f. - western pearly everlasting
Antennaria howellii subsp. neodioica (Greene) R.J.Bayer - Howell's pussy-toes
Antennaria parlinii subsp. fallax (Greene) R.J.Bayer & Stebbins - plantain pussy-toes
Antennaria parlinii subsp. parlinii - plantain pussy-toes
Antennaria plantaginifolia (L.) Hook. - woman's-tobacco
Artemisia campestris subsp. caudata (Michx.) H.M.Hall & Clem. - field wormwood
Bidens beckii Torr. ex Spreng. - water-marigold
Bidens cernua L. - nodding bur-marigold
Cirsium discolor (Muhl. ex Willd.) Spreng. - prairie thistle
Conyza canadensis (L.) Cronquist - hogweed
Crepis tectorum L. - narrow-leaved hawk's-beard
Doellingeria umbellata var. umbellata (Mill.) Nees - tall flat-topped white aster
Erechtites hieracifolius var. hieracifolius - fireweed
Erigeron annuus (L.) Pers. - eastern daisy fleabane
Erigeron philadelphicus var. philadelphicus - Philadelphia daisy
Erigeron strigosus Muhl. ex Willd. - rough fleabane
Erigeron strigosus var. strigosus - rough fleabane
Eupatorium sp. L. - Boneset
Eupatorium perfoliatum L. - thoroughwort
Eurybia macrophylla (L.) Cass. - large-leaved aster
Euthamia graminifolia (L.) Nutt. - grass-leaved goldenrod
Eutrochium maculatum L. - spotted Joe-Pye-weed
Helenium autumnale L. - common sneezeweed
Helianthus giganteus L. - tall sunflower
Helianthus occidentalis subsp. occidentalis - western sunflower
Helianthus strumosus L. - rough-leaved sunflower
Heliopsis helianthoides var. scabra (Dunal) Fernald - sunflower-everlasting
Hieracium aurantiacum L. - red daisy
Hieracium longipilum Torr. ex Hook. - prairie hawkweed
Hieracium piloselloides Vill. - king-devil
Hieracium scabrum Michx. - sticky hawkweed
Hieracium umbellatum L. - northern hawkweed
Krigia biflora (Walter) S.F.Blake - orange dwarf-dandelion
Krigia biflora subsp. glandulifera (Fernald) Iltis - orange dwarf-dandelion
Lactuca biennis (Moench) Fernald - woodland lettuce
Lactuca canadensis L. - wild lettuce
Liatris aspera Michx. - rough gayfeather
Liatris cylindracea Michx. - barellhead gayfeather
Packera aurea (L.) A.Löve & D.Löve - heart-leaved groundsel
Petasites frigidus var. palmatus (Aiton) Cronquist - northern sweet-colt's-foot
Prenanthes alba L. - white rattlesnakeroot
Pseudognaphalium obtusifolium (L.) Hilliard & B.L.Burtt - rabbit-tobacco
Rudbeckia hirta var. pulcherrima Farw. - black-eyed Susan
Rudbeckia laciniata var. laciniata - wild golden-glow
Silphium perfoliatum var. perfoliatum - cup-plant
Solidago sp. L. - Goldenrod
Solidago canadensis L. - common goldenrod
Solidago canadensis var. hargeri Fernald - Harger's goldenrod
Solidago flexicaulis L. - zigzag goldenrod
Solidago gigantea Aiton - smooth goldenrod
Solidago juncea Aiton - early goldenrod
Solidago nemoralis Aiton - old-field goldenrod
Solidago nemoralis subsp. nemoralis - old-field goldenrod
Solidago ptarmicoides (Torr. & A.Gray) B.Boivin - prairie goldenrod
Solidago speciosa Nutt. - showy goldenrod
Solidago speciosa subsp. speciosa var. rigidiuscula Nutt. - showy goldenrod
Solidago uliginosa Nutt. - northern bog goldenrod
Sonchus arvensis subsp. uliginosus L. - marsh sow-thistle
Symphyotrichum boreale (Torr. & A.Gray) A.Löve & D.Löve - slender white bog aster
Symphyotrichum ciliolatum (Lindl.) A.Löve & D.Löve - northern heart-leaved aster
Symphyotrichum cordifolium (L.) G.L.Nesom - common blue wood aster
Symphyotrichum laeve var. laeve (L.) A.Löve & D.Löve - smooth blue aster
Symphyotrichum lanceolatum var. lanceolatum (Willd.) G.L.Nesom - white panicle aster
Symphyotrichum oolentangiense (Riddell) G.L.Nesom - sky-blue aster
Symphyotrichum urophyllum (Lindl. ex DC.) G.L.Nesom - white arrowleaf aster
Tanacetum vulgare L. - tansy
Tragopogon dubius Scop. - yellow salsify
Impatiens capensis Meerb. - spotted touch-me-not
Caulophyllum thalictroides (L.) Michx. - squaw-root
Podophyllum peltatum L. - wild mandrake
Alnus incana subsp. rugosa (Du Roi) R.T.Clausen - swamp alder
Betula papyrifera Marshall - white birch
Betula pumila L. - swamp birch
Corylus americana Walter - American hazelnut
Corylus cornuta subsp. cornuta - beaked hazelnut
Hydrophyllum virginianum L. - Virginia waterleaf
Lithospermum canescens (Michx.) Lehm. - hoary puccoon
Lithospermum caroliniense subsp. croceum (Fernald) Cusick - plains puccoon
Berteroa incana (L.) DC. - hoary-alyssum
Boechera missouriensis (Greene) Al-Shehbaz - Missouri rock-cress
Capsella bursa-pastoris (L.) Medik. - shepherd's-purse
Cardamine diphylla (Michx.) A.W.Wood - crinkle-root
Cardamine parviflora L. - small-flowered bitter-cress
Cardamine pensylvanica Muhl. ex Willd. - Pennsylvania bitter-cress
Lepidium densiflorum Schrad. - small peppergrass
Nasturtium officinale W.T.Aiton - watercress
Sinapis arvensis L. - charlock mustard
Turritis glabra L. - tower rock-cress
Brasenia schreberi J.F.Gmel. - water-shield
Campanula aparinoides var. grandiflora Holz. - marsh bellflower
Campanula rotundifolia L. - harebell
Lobelia cardinalis var. cardinalis - cardinal-flower
Lobelia inflata L. - Indian-tobacco
Lobelia kalmii L. - Ontario lobelia
Lobelia siphilitica L. - great blue lobelia
Lobelia siphilitica var. siphilitica - great blue lobelia
Lobelia spicata var. spicata - spiked lobelia
Diervilla lonicera Mill. - northern bush-honeysuckle
Linnaea borealis var. longiflora L. - twinflower
Lonicera canadensis W.Bartram ex Marshall - American fly honeysuckle
Lonicera dioica var. dioica - red honeysuckle
Lonicera dioica var. glaucescens (Rydb.) Butters - wild honeysuckle
Lonicera hirsuta Eaton - hairy honeysuckle
Symphoricarpos albus var. albus - snowberry
Triosteum aurantiacum var. aurantiacum - orange-fruit horse-gentian
Cerastium nutans - nodding mouse-ear chickweed
Myosoton aquaticum (L.) Moench - water chickweed
Saponaria officinalis L. - soapwort
Silene latifolia Poir. - white cockle
Silene vulgaris (Moench) Garcke - maiden's-tears
Stellaria longifolia Muhl. ex Willd. - long-leaved stitchwort
Celastrus scandens L. - climbing bittersweet
Ceratophyllum sp. L. - Hornwort
Ceratophyllum demersum L. - hornwort
Ceratophyllum echinatum A.Gray - spiny hornwort
Crocanthemum bicknellii (Fernald) Janch. - rock-rose
Lechea intermedia var. intermedia - large-pod pinweed
Uvularia grandiflora Sm. - large-flowered bellwort
Uvularia sessilifolia L. - wild-oats
Tradescantia ohiensis Raf. - smooth spiderwort
Calystegia sepium (L.) R.Br. - hedge false bindweed
Calystegia spithamaea (L.) Pursh - low false bindweed
Cornus alternifolia L.f. - pagoda dogwood
Cornus canadensis L. - dwarf cornel
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
Thuja occidentalis L. - northern white-cedar
Carex albursina E.Sheld. - white bear sedge
Carex arcta Boott - northern clustered sedge
Carex arctata Boott - drooping woodland sedge
Carex assiniboinensis W.Boott - Assiniboine sedge
Carex blanda Dewey - wood 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 communis var. communis - fibrous-root sedge
Carex comosa Boott - bristly sedge
Carex crawfordii Fernald - Crawford's sedge
Carex crinita var. crinita - fringed sedge
Carex debilis var. rudgei L.H.Bailey - white-edge sedge
Carex deflexa var. deflexa - northern sedge
Carex deweyana var. deweyana - Dewey's sedge
Carex foenea Willd. - bronze-headed oval sedge
Carex gracillima Schwein. - purple-sheathed graceful sedge
Carex hirtifolia Mack. - pubescent sedge
Carex hystericina Muhl. ex Willd. - porcupine sedge
Carex interior L.H.Bailey - inland star sedge
Carex intumescens Rudge - swollen sedge
Carex lasiocarpa subsp. americana (Fernald) D.Löve & Bernard - woolly-fruit sedge
Carex laxiculmis var. laxiculmis - weak-stemmed wood sedge
Carex leptonervia (Fernald) Fernald - nerveless woodland sedge
Carex limosa L. - mud sedge
Carex merritt-fernaldii Mack. - Fernald's sedge
Carex ormostachya Wiegand - necklace-spike wood sedge
Carex pedunculata Muhl. ex Willd. - long-stalk sedge
Carex pensylvanica Lam. - Pennsylvania sedge
Carex plantaginea Lam. - plantain-leaved wood sedge
Carex pseudocyperus L. - false bristly sedge
Carex retrorsa Schwein. - retrorse sedge
Carex rosea Schkuhr ex Willd. - stellate sedge
Carex scoparia var. scoparia - lance-fruited oval sedge
Carex siccata Dewey - running savanna sedge
Carex sprengelii Dewey ex Spreng. - Sprengel's sedge
Carex stipata var. stipata - owl-fruit sedge
Carex stricta Lam. - uptight sedge
Carex tonsa var. rugosperma (Mack.) Crins - wrinkled-seeded oak sedge
Carex tonsa var. tonsa - smooth-fruited oak sedge
Carex utriculata Boott - Northwest Territory sedge
Carex woodii Dewey - Wood's stiff sedge
Cladium mariscoides (Muhl.) Torr. - twig-rush
Cyperus bipartitus Torr. - slender flat sedge
Cyperus lupulinus subsp. macilentus (Fernald) Marcks - slender sand sedge
Cyperus strigosus L. - straw-colored cyperus
Dulichium arundinaceum var. arundinaceum - three-way sedge
Eleocharis sp. R.Br. - Spike-Rush
Eleocharis acicularis (L.) Roem. & Schult. - needle spike-rush
Eleocharis erythropoda Steud. - bald spike-rush
Eleocharis palustris (L.) Roem. & Schult. - marsh spike-rush
Eleocharis robbinsii Oakes - Robbins' spike-rush
Eriophorum vaginatum L. - tussock cotton-grass
Eriophorum virginicum L. - tawny cotton-grass
Fimbristylis autumnalis (L.) Roem. & Schult. - slender fringe-rush
Rhynchospora alba (L.) Vahl - white beak-rush
Schoenoplectus acutus var. acutus - hard-stem bulrush
Schoenoplectus pungens (Vahl) Palla - common three-square bulrush
Schoenoplectus subterminalis (Torr.) Soják - water club-rush
Schoenoplectus tabernaemontani (C.C.Gmel.) Palla - soft-stem bulrush
Trichophorum alpinum (L.) Pers. - alpine club-rush
Pteridium aquilinum var. latiusculum (Desv.) Underw. ex A.Heller - eastern bracken fern
Dioscorea villosa L. - yam root
Drosera intermedia Hayne - spoon-leaf sundew
Athyrium filix-femina var. angustum (Willd.) G.Lawson - northern lady fern
Cystopteris bulbifera (L.) Bernh. - bulblet fragile fern
Cystopteris protrusa (Weath.) Blasdell - lowland 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 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
Dryopteris x uliginosa (A.Braun ex Dowell) Druce - spinulose crested wood fern
Gymnocarpium sp. Newman - Oak-Fern
Gymnocarpium dryopteris (L.) Newman - western oak fern
Matteuccia struthiopteris - ostrich fern
Onoclea sensibilis L. - sensitive fern
Woodsia ilvensis (L.) R.Br. - rusty woodsia
Equisetum arvense L. - field horsetail
Equisetum fluviatile L. - water 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 scirpoides Michx. - sedge 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
Gaultheria procumbens L. - wintergreen
Gaylussacia baccata (Wangenh.) K.Koch - huckleberry
Kalmia polifolia Wangenh. - swamp laurel
Moneses uniflora (L.) A.Gray - one-flowered wood-nymph
Monotropa uniflora L. - Indian-pipe
Orthilia secunda (L.) House - one-sided wintergreen
Pyrola sp. L. - Shinleaf
Pyrola americana Sweet - round-leaved 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 macrocarpon Aiton - large cranberry
Eriocaulon aquaticum (Hill) Druce - white buttons
Euphorbia corollata L. - flowering spurge
Euphorbia glyptosperma Engelm. - ridge-seeded spurge
Euphorbia maculata L. - wart-weed
Amorpha canescens Pursh - lead-plant
Amphicarpaea bracteata (L.) Fernald - hog-peanut
Apios americana Medik. - potato-bean
Desmodium canadense (L.) DC. - showy tick-trefoil
Hylodesmum glutinosum (Muhl. ex Willd.) H.Ohashi & R.R.Mill - pointed tick-trefoil
Lathyrus ochroleucus Hook. - white pea
Lathyrus palustris L. - slender-stem pea-vine
Lespedeza capitata Michx. - round-headed lespedeza
Lotus corniculatus L. - bird's-foot trefoil
Lupinus perennis L. - wild lupine
Lupinus perennis var. occidentalis S.Watson - wild lupine
Melilotus sp. - Sweet-Clover
Vicia villosa Roth - winter vetch
Fagus grandifolia Ehrh. - beechnut
Quercus ellipsoidalis E.J.Hill - northern pin oak
Gentiana andrewsii var. andrewsii - prairie closed gentian
Halenia deflexa subsp. deflexa - spurred-gentian
Geranium maculatum L. - wild geranium
Ribes americanum Mill. - wild black currant
Ribes cynosbati L. - prickly wild gooseberry
Ribes glandulosum Grauer - skunk currant
Ribes hirtellum Michx. - swamp gooseberry
Ribes hudsonianum Richardson - northern black currant
Ribes lacustre (Pers.) Poir. - spiny swamp currant
Ribes triste Pall. - wild red currant
Myriophyllum sp. L. - Water-Milfoil
Myriophyllum alterniflorum DC. - alternate-flowered water-milfoil
Myriophyllum heterophyllum Michx. - various-leaved water-milfoil
Myriophyllum sibiricum Kom. - short-spike water-milfoil
Myriophyllum spicatum L. - spike water-milfoil
Myriophyllum tenellum Bigelow - slender water-milfoil
Myriophyllum verticillatum L. - whorled water-milfoil
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 kalmianum L. - Kalm's St. John's-wort
Hypericum majus (A.Gray) Britton - larger Canadian St. John's-wort
Hypericum punctatum Lam. - spotted St. John's-wort
Triadenum fraseri (Spach) Gleason - Fraser's marsh St. John's-wort
Iris sp. L. - Flag
Iris versicolor L. - northern blue flag
Sisyrinchium atlanticum E.P.Bicknell - eastern blue-eyed-grass
Sisyrinchium strictum E.P.Bicknell - mountain blue-eyed-grass
Isoëtes sp. L. - Quillwort
Isoëtes echinospora Durieu - stiff quillwort
Isoëtes echinospora subsp. muricata (Durieu) A.Löve & D.Löve - stiff quillwort
Carya cordiformis (Wangenh.) K.Koch - yellow-bud hickory
Juglans cinerea L. - white walnut
Juncus alpinoarticulatus Chaix - northern green rush
Juncus brevicaudatus (Engelm.) Fernald - narrow-panicle rush
Juncus canadensis J.Gay - Canadian rush
Juncus pelocarpus E.Mey. - brown-fruited rush
Luzula acuminata var. acuminata - hairy wood rush
Galeopsis tetrahit var. bifida (Boenn.) Lej. & Courtois - hemp-nettle
Hedeoma hispida Pursh - rough pennyroyal
Lycopus uniflorus Michx. - northern water-horehound
Mentha canadensis L. - wild mint
Monarda fistulosa subsp. fistulosa - wild bergamot
Physostegia virginiana subsp. virginiana - obedience
Prunella vulgaris subsp. lanceolata (W.P.C.Barton) Hultén - lance self-heal
Scutellaria galericulata L. - marsh skullcap
Scutellaria lateriflora L. - mad-dog skullcap
Stachys arenicola Britton - marsh hedge-nettle
Stachys palustris L. - woundwort
Stachys tenuifolia var. tenuifolia - smooth hedge-nettle
Utricularia sp. - Bladderwort
Utricularia geminiscapa Benj. - twin-stemmed bladderwort
Utricularia gibba L. - humped bladderwort
Utricularia intermedia Hayne - northern bladderwort
Utricularia minor L. - small bladderwort
Utricularia purpurea Walter - spotted bladderwort
Utricularia resupinata B.D.Greene ex Bigelow - resupinate bladderwort
Utricularia vulgaris L. - great bladderwort
Clintonia borealis (Aiton) Raf. - yellow clintonia
Erythronium americanum subsp. americanum - yellow trout-lily
Lilium michiganense Farw. - Turk's-cap lily
Lilium philadelphicum L. - wood lily
Medeola virginiana L. - Indian cucumber-root
Streptopus lanceolatus var. longipes (Fernald) Reveal - twisted-stalk
Linum sulcatum Riddell - grooved yellow flax
Dendrolycopodium dendroideum (Michx.) A. Haines - round-branched club-moss
Dendrolycopodium hickeyi "(W.H.Wagner, Beitel & R.C.Moran) A.Haines" - intermediate ground-pine
Dendrolycopodium obscurum (L.) A. Haines - rare club-moss
Diphasiastrum digitatum (Dill. ex A.Braun) Holub - trailing ground-pine
Diphasiastrum tristachyum (Pursh) Holub - northern ground-pine
Diphasiastrum x habereri (House) Holub - Haberer's running-pine
Huperzia lucidula (Michx.) Trevis. - shining fir-moss
Lycopodium clavatum L. - staghorn club-moss
Spinulum annotinum (L.) A. Haines - stiff club-moss
Decodon verticillatus (L.) Elliott - whorled loosestrife
Lythrum salicaria L. - spiked loosestrife
Tilia americana var. americana - basswood
Trillium cernuum L. - whip-poor-will flower
Trillium grandiflorum (Michx.) Salisb. - white wake-robin
Menispermum canadense L. - common moonseed
Menyanthes trifoliata L. - common buckbean
Claytonia virginica L. - Virginia spring-beauty
Comptonia peregrina (L.) J.M.Coult. - sweet-fern
Myrica gale L. - sweet gale
Nuphar variegata Durand - bull-head pond-lily
Nymphaea odorata Aiton - fragrant water-lily
Nymphaea odorata subsp. tuberosa (Paine) Wiersema & Hellq. - white water-lily
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 leptophyllum Raf. - fen willow-herb
Oenothera biennis L. - common evening-primrose
Oenothera parviflora L. - small-flowered evening-primrose
Botrychium simplex E.Hitchc. - small grape fern
Botrypus virginianus (L.) Michx. - rattlesnake fern
Sceptridium dissectum (Spreng.) Lyon - lace-frond grape fern
Sceptridium multifidum (S.G.Gmel.) M.Nishida - leather-leaved grape fern
Arethusa bulbosa L. - swamp-pink
Calopogon tuberosus var. tuberosus - tuberous grass pink
Coeloglossum viride var. virescens (Muhl.) Luer - frog orchid
Corallorhiza maculata (Raf.) Raf. - summer coralroot
Corallorhiza trifida Châtel. - yellow coralroot
Cypripedium acaule Aiton - small pink lady's-slipper
Cypripedium parviflorum var. makasin (Farw.) Sheviak - small yellow lady's-slipper
Cypripedium reginae Walter - showy lady's-slipper
Goodyera pubescens (Willd.) R.Br. - downy rattlesnake-plantain
Goodyera repens (L.) R.Br. - lesser rattlesnake-plantain
Platanthera huronensis (Nutt.) Lindl. - tall nothern bog orchid
Platanthera obtusata (Banks ex Pursh) Lindl. - blunt-leaved orchid
Platanthera orbiculata (Pursh) Lindl. - large round-leaved orchid
Platanthera psycodes (L.) Lindl. - lesser purple fringed orchid
Pogonia ophioglossoides (L.) Ker Gawl. - snakemouth orchid
Spiranthes cernua (L.) Rich. - nodding lady's-tresses
Agalinis paupercula var. borealis Pennell - smooth false foxglove
Castilleja coccinea (L.) Spreng. - scarlet painted-cup
Conopholis americana (L.) Wallr. - American squawroot
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 acetosella subsp. montana L. - mountain wood-sorrel
Adlumia fungosa (Aiton) Greene ex Britton, Sterns & Poggenb. - climbing fumitory
Capnoides sempervirens (L.) Borkh. - rock harlequin
Dicentra canadensis (Goldie) Walp. - squirrel-corn
Dicentra cucullaria (L.) Bernh. - Dutchman's-breeches
Sanguinaria canadensis L. - bloodroot
Mimulus glabratus var. jamesii (Torr. & A.Gray ex Benth.) A.Gray - round-leaved monkey-flower
Phryma leptostachya L. - American lop-seed
Abies balsamea (L.) Mill. - Canada balsam
Larix laricina (Du Roi) K.Koch - tamarack
Picea glauca (Moench) Voss - white spruce
Picea mariana (Mill.) Britton, Sterns & Poggenb. - black spruce
Pinus banksiana Lamb. - jack pine
Pinus strobus L. - eastern white pine
Tsuga canadensis (L.) Carrière - northern hemlock
Chelone glabra L. - white turtlehead
Linaria vulgaris Mill. - butter-and-eggs
Veronica serpyllifolia subsp. serpyllifolia - thyme-leaved speedwell
Veronicastrum virginicum (L.) Farw. - Culver's-root
Agrostis hyemalis (Walter) Britton, Sterns & Poggenb. - winter bent grass
Agrostis scabra Willd. - ticklegrass
Andropogon gerardii Vitman - turkey-foot
Brachyelytrum aristosum (Michx.) P.Beauv. ex Branner & Coville - northern shorthusk
Brachyelytrum erectum (Schreb.) P.Beauv. - southern shorthusk
Bromus ciliatus L. - fringed brome
Bromus kalmii A.Gray - prairie brome
Bromus latiglumis (Scribn. ex Shear) Hitchc. - flanged brome
Bromus pubescens Muhl. ex Willd. - hairy woodland brome
Calamagrostis canadensis var. canadensis - blue-joint grass
Cenchrus longispinus (Hack.) Fernald - sandbur
Cinna latifolia (Trevir. ex Göpp.) Griseb. - drooping wood-reed
Danthonia spicata (L.) P.Beauv. ex Roem. & Schult. - poverty oat grass
Dichanthelium columbianum (Scribn.) Freckmann - puberulent panic grass
Dichanthelium depauperatum (Muhl.) Gould - starved panic grass
Dichanthelium latifolium (L.) Harvill - broad-leaved panic grass
Dichanthelium xanthophysum (A.Gray) Freckmann - slender rosette grass
Echinochloa muricata (P.Beauv.) Fernald - rough barnyard grass
Elymus hystrix var. bigeloviana (Fernald) Bowden - eastern bottlebrush grass
Elymus hystrix var. hystrix - glumeless wild-rye
Elymus trachycaulus subsp. subsecundus (Link) A.Löve & D.Löve - one-sided wheat grass
Eragrostis cilianensis (All.) Vignolo ex Janch. - stink grass
Eragrostis pectinacea var. pectinacea - tufted love grass
Eragrostis spectabilis (Pursh) Steud. - tumble grass
Festuca rubra subsp. rubra - red fescue
Festuca subverticillata (Pers.) E.B.Alexeev - nodding fescue
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
Koeleria macrantha (Ledeb.) Schult. - prairie June grass
Leersia virginica Willd. - whitegrass
Milium effusum L. - wood millet
Oryzopsis asperifolia Michx. - winter grass
Panicum virgatum L. - switch grass
Patis racemosa "(Sm.) Romasch., P.M.Peterson & R.J.Soreng" - mountain rice grass
Phleum pratense subsp. pratense - timothy
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 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
Setaria viridis (L.) P.Beauv. - green foxtail
Sporobolus vaginiflorus var. vaginiflorus - sheathed drop-seed
Zizania palustris L. - northern wild rice
Zizania palustris var. palustris - northern wild rice
Phlox divaricata subsp. laphamii (A.W.Wood) Wherry - woodland phlox