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Plant List |
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(Botanical Name) |
- Acarospora fuscata
  (brown cobblestone lichen)
- Acer pensylvanicum
  (striped maple, goosefoot maple)
- Acer rubrum
  (red maple, swamp maple)
- Acer saccharinum
  (silver maple)
- Achillea millefolium
  (common yarrow)
- Actaea pachypoda
  (doll's-eyes)
- Agalinis purpurea
  (purple agalinis)
- Agalinis tenuifolia
  (slender false foxglove)
- Aleuria aurantia
  (orange peel fungus)
- Aleurodiscus oakesii
  (smooth patch disease)
- Alisma subcordatum
  (American water plantain)
- Alnus incana
  (speckled alder)
- Amanita abrupta
  (American abrupt-bulbed Lepidella)
- Amanita bisporigera
  (eastern destroying angel)
- Amanita brunnescens
  (cleft-foot amanita)
- Amanita citrina f. lavendula
  (Coker's lavender staining amanita)
- Amanita cokeri
  (Coker's amanita, solitary lepidella)
- Amanita crenulata
  (poison champagne amanita)
- Amanita elongata
  (Peck's yellow dust amanita)
- Amanita flavoconia
  (yellow patches, yellow wart)
- Amanita fulva
  (tawny grisette)
- Amanita rubescens
  (blushing amanita, the blusher)
- Amanita vaginata
  (grisette mushroom)
- Amanita velatipes
  (great funnel-veil amanita)
- Amelanchier arborea
  (downy servicberry)
- Amelanchier canadensis
  (Canadian serviceberry)
- Amphicarpaea bracteata
  (American hog-peanut)
- Anemone americana
  (round-lobed hepatica)
- Anemone quinquefolia
  (wood anemone)
- Angelina rufescens
  (bird-seed fungus)
- Antennaria neglecta
  (field pussytoes)
- Antennaria plantaginifolia
  (plantain-leaved pussytoes)
- Apioperdon pyriforme
  (pear-shaped puffball)
- Apios americana
  (American groundnut)
- Apocynum androsaemifolium
  (spreading dogbane)
- Apocynum cannabinum
  (Indian hemp)
- Aquilegia canadensis
  (eastern red columbine)
- Aralia hispida
  (bristly sarsaparilla)
- Aralia nudicaulis
  (wild sarsaparilla)
- Arceuthobium pusillum
  (eastern dwarf mistletoe)
- Arisaema triphyllum
  (Jack-in-the-pulpit)
- Aronia arbutifolia
  (red chokeberry)
- Aronia melanocarpa
  (black chokeberry)
- Asclepias incarnata
  (swamp milkweed)
- Asclepias syriaca
  (common milkweed)
- Asclepias tuberosa
  (butterfly milkweed)
- Aspicilia cinereaa
  (cinder lichen)
- Astraeus hygrometricus
  (hygroscopic earthstart)
- Athyrium angustum
  (lady fern, northern lady fern)
- Atrichum angustatum
  (lesser smoothcap, star moss)
- Aureolaria grandiflora
  (large-flowered false foxglove)
- Aureolaria pedicularia
  (fern-leaved false foxglove)
- Aureolaria virginica
  (downy yellow false foxglove)
- Auricularia angiospermarum
  (wood-ear)
- Baorangia bicolor
  (two-colored bolete)
- Baptisia tinctoria
  (yellow wild indigo)
- Bartramia pomiformis
  (apple moss)
- Bazzania trilobata
  (three-lobed bazzania, greater whipwort)
- Bertia moriformis
  (wood mulberry)
- Betula alleghaniensis
  (yellow birch)
- Betula lenta
  (sweet birch, black birch, cherry birch)
- Betula nigra
  (river birch)
- Betula papyrifera
  (paper birch, white birch)
- Betula populifolia
  (gray birch)
- Bidens cernua
  (nodding beggarticks)
- Boehmeria cylindrica
  (false nettle)
- Botrychium dissectum
  (cut-leaf grape fern)
- Brasenia schreberi
  (watershield)
- Bulbostylis capillaris
  (tufted hair-sedge, threadleaf beakseed)
- Callicladium haldanianum
  (Haldane's moss, beautiful branch moss)
- Callicladium imponens
  (brocade moss)
- Calopogon tuberosus
  (tuberous grass-pink)
- Caltha palustris
  (marsh-marigold)
- Calystegia sepium
  (hedge false bindweed)
- Capnoides sempervirens
  (pink corydalis)
- Cardamine diphylla
  (two-leaved toothwort)
- Cardamine pensylvanica
  (Pennsylvania bittercress)
- Carex atlantica
  (prickly bog sedge)
- Carex comosa
  (bristly sedge)
- Carex crinita
  (fringed sedge)
- Carex echinata
  (star sedge)
- Carex intumescens
  (greater bladder sedge, shining bur sedge)
- Carex lacustris
  (lakeside sedge)
- Carex lupulina
  (hop sedge)
- Carex lurida
  (shallow sedge)
- Carex pensylvanica
  (Pennsylvania sedge)
- Carex scoparia
  (pointed broom sedge)
- Carex stipata
  (prickly sedge, awl-fruited sedge)
- Carex stricta
  (tussock sedge)
- Carex tribuloides
  (blunt broom sedge)
- Carex utriculata
  (common beaked sedge)
- Carex vesicaria
  (blister sedge, lesser bladder sedge)
- Carex vulpinoidea
  (fox sedge)
- Carpinus caroliniana
  (American hornbeam)
- Carya glabra
  (pignut hickory)
- Castanea dentata
  (American chestnut)
- Ceanothus americanus
  (New Jersey tea)
- Cephalanthus occidentalis
  (buttonbush)
- Ceriporia spissa
  (orange waxpore)
- Cladonia ochrochlora
  (redshank)
- Cerrena unicolor
  (mossy maze polypore)
- Chamaecrista fasciculata
  (showy partridge pea)
- Chamaecrista nictitans
  (sensitive partridge pea)
- Chamaedaphne calyculata
  (leatherleaf)
- Chamaepericlymenum canadense
  (bunchberry)
- Chelone glabra
  (white turtlehead)
- Chimaphila maculata
  (spotted wintergreen)
- Chimaphila umbellata
  (pipsissewa)
- Cicuta maculata
  (spotted water hemlock, water hemlock)
- Circaea canadensis
  (enchanter's nightshade)
- Cladonia apodocarpa
  (stalkless cladoniais)
- Cladonia arbuscula
  (reindeer lichen)
- Cladonia caespiticia
  (stubby-stalked cladonia)
- Cladonia cervicornis
  (ladder lichen)
- Cladonia chlorophaea
  (mealy pixie-cup lichen)
- Cladonia coniocraea
  (common powderhorn)
- Cladonia cristatella
  (British soldiers lichen)
- Cladonia fimbriata
  (trumpet lichen)
- Cladonia floerkeana
  (gritty British soldiers lichen)
- Cladonia incrassata
  (powder-foot British soldiers)
- Cladonia leporina
  (jester lichen)
- Cladonia macilenta
  (lipstick powderhorn)
- Cladonia ochrochlora
  (smooth-footed powderhorn)
- Cladonia pleurota
  (red-fruited pixie cup)
- Cladonia pyxidata
  (pebbled pixie-cup)
- Cladonia rangiferina
  (gray reindeer lichen)
- Cladonia rei
  (wand lichen)
- Cladonia scabriuscula
  (mealy forked cladonia)
- Cladonia squamosa
  (Cladonia squamosa)
- Cladonia strepsilis
  (olive Cladonia)
- Clavulina coralloides
  (white coral fungus, crested coral fungus)
- Clavulina rugosa
  (wrinkled coral fungus)
- Clavulinopsis fusiformis
  (golden spindles)
- Claytonia caroliniana
  (Carolina springbeauty)
- Clematis virginiana
  (virgin's bower)
- Clethra alnifolia
  (sweet pepperbush)
- Clinopodium vulgare
  (wild basil)
- Clintonia borealis
  (blue-bead lily)
- Coltricia perennis
  (tiger's eye)
- Comptonia peregrina
  (sweetfern)
- Coprinellus micaceus
  (glistening inkcap)
- Coprinopsis atramentaria
  (common ink cap)
- Coptis trifolia
  (threeleaf goldthread)
- Coreopsis grandiflora
  (large-flowered tickseed)
- Cornus amomum
  (silky dogwood)
- Cornus florida
  (flowering dogwwod)
- Cornus racemosa
  (gray dogwwod)
- Cortinarius iodes
  (spotted cort, viscid violet cort)
- Corylus americana
  (American hazelnut)
- Craterellus fallax
  (eastern black trumpet)
- Craterellus ignicolor
  (flame chanterelle, yellow foot)
- Crocanthemum canadense
  (Canada frostweed)
- Crucibulum laeve
  (common bird's nest fungus)
- Cyperus esculentus
  (yellow nutsedge)
- Cypripedium acaule
  (pink lady's slipper)
- Dacrymyces chrysospermus
  (orange jelly spot)
- Dacrymyces spathularia
  (fan-shaped jelly fungus)
- Dacrymyces stillatus
  (common jelly spot)
- Daedaleopsis confragosa
  (thin-walled maze polypore)
- Daedaleopsis tricolor
  (three-colored gill polypore, blushing bracket)
- Daldinia childiae
  (carbon ball fungus)
- Dasiphora fruticosa
  (shrubby cinquefoil)
- Decodon verticillatus
  (swamp loosestrife)
- Dendrolycopodium hickeyi
  (Hickey's tree club-moss)
- Dendrolycopodium obscurum
  (princess pine)
- Dennstaedtia punctilobula
  (hay-scented fern)
- Desmodium canadense
  (showy tick-trefoil)
- Dibaeis baeomyces
  (pink earth lichen)
- Dicentra cucullaria
  (Dutchman's breeches)
- Dicranum fulvum
  (boulder broom moss)
- Dicranum montanum
  (mountain fork moss)
- Dicranum polysetum
  (wavy broom moss)
- Dicranum scoparium
  (windswept broom moss)
- Dicranum tauricum
  (fragile fork-moss)
- Diervilla lonicera
  (northern bush honeysuckle)
- Diphasiastrum digitatum
  (fan clubmoss)
- Diphasiastrum tristachyum
  (blue ground-cedar)
- Diploschistes scruposus
  (crater lichen)
- Doellingeria umbellata
  (tall flat-topped white aster)
- Drosera intermedia
  (spoonleaf sundew)
- Dryopteris marginalis
  (marginal wood fern)
- Dulichium arundinaceum
  (three-way sedge)
- Echinochloa walteri
  (Walter's barnyard grass)
- Echinocystis lobata
  (wild cucumber)
- Eleocharis obtusa
  (blunt spikerush)
- Eleocharis palustris
  (common spikerush)
- Epigaea repens
  (trailing arbutus)
- Epilobium ciliatum
  (fringed willow-herb)
- Epilobium coloratum
  (purpleleaf willowherb)
- Equisetum arvense
  (field horsetail)
- Equisetum fluviatile
  (water horsetail, swamp horsetail)
- Equisetum hyemale
  (rough horsetail)
- Erechtites hieraciifolius
  (American burnweed)
- Erigeron annuus
  (annual fleabane)
- Erigeron pulchellus
  (Robin's-plantain)
- Erigeron strigosus
  (daisy fleabane)
- Eriocaulon aquaticum
  (seven-angled pipewort)
- Eriophorum virginicum
  (tawny cottonsedge)
- Erythronium americanum
  (yellow trout lily)
- Eupatorium hyssopifolium
  (hyssop-leaved thoroughwort)
- Eupatorium perfoliatum
  (common boneset)
- Eurybia divaricata
  (white wood aster)
- Euthamia graminifolia
  (flat-top goldentop, grass-leaved goldenrod)
- Eutrochium fistulosum
  (hollow Joe-Pye weed)
- Eutrochium maculatum
  (spotted Joe Pye weed)
- Evernia mesomorpha
  (boreal oakmoss)
- Exidia crenata
  (amber jelly roll)
- Exidia glandulosa
  (black witches' butter)
- Exidia nigricans
  (warlock's butter)
- Filavoparmelia baltimorensis
  (rock greenshield lichen)
- Flammulina velutipes
  (velvet shank, velvet foot)
- Flavoparmelia caperata
  (greenshield lichen)
- Fomes excavatus
  (tinder polypore, hoof fungus)
- Fomitopsis betulina
  (birch polypore)
- Fragaria virginiana
  (wild strawberry)
- Frullania eboracensis
  (New York scalewort)
- Fuligo septica
  (dog vomit slime mold)
- Funaria hygrometrica
  (bonfire moss)
- Galerina paludosa
  (bog bell)
- Galium asprellum
  (rough bedstraw)
- Galium obtusum
  (bluntleaf bedstraw)
- Ganoderma tsugae
  (hemlock varnish shelf)
- Gaultheria procumbens
  (eastern wintergreen, wintergreen)
- Gaylussacia baccata
  (black huckleberry)
- Gentiana clausa
  (closed gentian)
- Gentiana linearis
  (narrowleaf gentian)
- Gentianopsis crinita
  (fringed gentian)
- Geranium maculatum
  (wild geranium)
- Goodyera pubescens
  (downy rattlesnake plantain)
- Hamamelis virginiana
  (common witchhazel)
- Hebeloma mesophaeum
  (veiled poisonpie)
- Hedwigia ciliata
  (white-tipped moss)
- Helenium autumnale
  (common sneezeweed)
- Helenium flexuosum
  (purple-headed sneezeweed)
- Helianthus decapetalus
  (thin-leaved/ten-petaled sunflower)
- Helianthus divaricatus
  (woodland sunflower)
- Hexasepalum teres
  (rough buttonweed)
- Hibiscus moscheutos
  (swamp rose mallow)
- Hieracium paniculatum
  (Allegheny hawkweed)
- Houstonia caerulea
  (azure bluet, little bluet, Quaker ladies)
- Hudsonia tomentosa
  (beach heather, sand false heather)
- Humidicutis marginata
  (orange gilled waxcap)
- Hygrocybe cantharellus
  (goblet waxcap)
- Hygrocybe conica
  (witch's hat)
- Hygrocybe miniata
  (vermilion waxcap)
- Hypericum boreale
  (northern St. John's-wort)
- Hypericum canadense
  (Canada St. John's wort)
- Hypericum ellipticum
  (pale St. John's-wort)
- Hypericum gentianoides
  (orangegrass)
- Hypoxis hirsuta
  (yellow star-grass)
- Ilex verticillata
  (winterberry)
- Impatiens capensis
  (orange jewelweed)
- Ionactis linariifolia
  (stiff aster)
- Iris versicolor
  (northern blue flag)
- Irpex lacteus
  (milk-white toothed polypore)
- Irpiciporus pachyodon
  (marshmallow polypore)
- Juglans nigra
  (black walnut)
- Juncus articulatus
  (joint-leaf rush)
- Juncus effusus
  (common soft rush, soft rush)
- Juniperus communis
  (common juniper)
- Juniperus virginiana
  (eastern redcedar)
- Kalmia angustifolia
  (sheep laurel)
- Kalmia latifolia
  (mountain laurel)
- Laccaria laccata
  (deceiver)
- Laccaria trullisata
  (sandy laccaria)
- Lactarius helvus
  (burnt-sugar milky)
- Lactarius vinaceorufescens
  (yellow-latex milkcap)
- Lactuca canadensis
  (Canada wild lettuce)
- Laetiporus sulphureus
  (chicken-of-the-woods)
- Larix laricina
  (American larch, tamarack)
- Lasallia papulosa
  (common toadskin lichen)
- Leccinum aurantiacum
  (orange oak bolete)
- Leccinum longicurvipes
  (scaber-stalk bolete)
- Leccinum scabrum
  (brown birch bolete)
- Lentinus brumalis
  (winter polypore)
- Leptogium cyanescens
  (blue jellyskin)
- Lespedeza capitata
  (round-headed bush clover)
- Lespedeza virginica
  (slender bush clover)
- Leucobryum glaucum
  (pin cushion moss)
- Liatris novae-angliae
  (New England blazing-star)
- Lilium canadense
  (Canada lily)
- Lilium philadelphicum
  (wood lily)
- Lindera benzoin
  (spicebush)
- Lindernia dubia
  (yellowseed false pimpernel)
- Lobelia cardinalis
  (cardinal flower)
- Lobelia inflata
  (Indian tobacco)
- Lobelia siphilitica
  (great blue lobelia)
- Lycogala epidendrum
  (wolf's milk slime mold)
- Lycoperdon marginatum
  (peeling puffball)
- Lycoperdon perlatum
  (common puffball, warted puffball)
- Lycoperdon pratense
  (meadow puffball)
- Lycopodium clavatum
  (running clubmoss, stag's-horn clubmoss)
- Lycopus americanus
  (American bugleweed)
- Lyonia ligustrina
  (maleberry, he-huckleberry)
- Lysimachia borealis
  (starflower)
- Lysimachia ciliata
  (fringed yellow loosestrife)
- Lysimachia quadrifolia
  (whorled loosestrife)
- Lysimachia terrestris
  (swamp candles)
- Macrolepiota procera
  (parasol mushroom)
- Maianthemum canadense
  (Canada mayflower)
- Maianthemum racemosum
  (false Solomon's seal)
- Medeola virginiana
  (Indian cucumber-root)
- Megacollybia rodmanii
  (platterful mushroom)
- Melampyrum lineare
  (cow-wheat)
- Mentha canadensis
  (Canada mint)
- Mimulus ringens
  (Allegheny monkey-flower)
- Mitchella repens
  (partridgeberry)
- Moehringia lateriflora
  (bluntleaf sandwort, grove sandwort)
- Monarda fistulosa
  (wild bergamot)
- Monarda punctata
  (spotted beebalm, horsemint)
- Monotropa hypopitys
  (pinesap)
- Monotropa uniflora
  (Indian pipe)
- Multiclavula mucida
  (white green-algae coral)
- Myrica gale
  (sweetgale, bog myrtle)
- Nabalus alba
  (white rattlesnakeroot)
- Nabalus altissimus
  (tall rattlesnakeroot)
- Neofavolus alveolaris
  (hexagonal-pored polypore)
- Nuttallanthus canadensis
  (blue toadflax)
- Nymphaea odorata
  (fragrant water-lily)
- Oclemena acuminata
  (whorled wood aster)
- Oenothera biennis
  (evening primrose)
- Onoclea sensibilis
  (sensitive fern)
- Orobanche uniflora
  (one-flowered cancer-root, one-flowered broomrape)
- Osmunda regalis
  (royal fern)
- Osmundastrum cinnamomeum
  (cinnamon fern)
- Ostrya virginiana
  (American hophornbeam)
- Packera aurea
  (golden groundsel, golden ragwort)
- Packera paupercula
  (balsam groundsel, balsam ragwort)
- Panax trifolius
  (dwarf ginseng)
- Parmelia sulcata
  (shield lichen)
- Parmotrema crinitum
  (salted ruffle lichen)
- Parmotrema reticulatum
  (black sheet lichen)
- Peltigera hymenina
  (No common name)
- Penstemon digitalis
  (foxglove beardtongue)
- Persicaria coccinea
  (scarlet smartweed)
- Persicaria hydropiperoides
  (swamp smartweed)
- Phalaris arundinacea
  (reed canary grass)
- Phlebia radiata
  (wrinkled crust)
- Phytolacca americana
  (American pokeweed)
- Picea mariana
  (black spruce, bog spruce, swamp spruce)
- Pinus rigida
  (pitch pine)
- Plagiomnium cuspidatum
  (baby-tooth moss)
- Platanthera lacera
  (green fringed bog-orchid, ragged fringed orchid)
- Platanus occidentalis
  (American sycamore)
- Pleurotus ostreatus
  (oyster mushroom)
- Pleurozium schreberi
  (red-stemmed feather moss)
- Pogonia ophioglossoides
  (rose pogonia)
- Polygala sanguinea
  (purple milkwort)
- Polygaloides paucifolia
  (fringed polygala, gaywings)
- Polygonum articulatum
  (northern jointweed)
- Polypogium virginianum
  (rock polypody, rockcap fern)
- Polystichum acrostichoides
  (Christmas fern)
- Polytrichum commune
  (common haircap moss)
- Polytrichum juniperinum
  (juniper haircap moss)
- Polytrichum piliferum
  (bristly haircap moss)
- Pontederia cordata
  (pickerelweed)
- Populus deltoides
  (eastern cottonwood)
- Populus grandidentata
  (bigtooth aspen, big-toothed poplar)
- Populus tremuloides
  (quaking aspen)
- Poronidulus conchifer
  (little nest polypore)
- Porpidia crustulata
  (concentric boulder lichen)
- Potentilla canadensis
  (dwarf cinquefoil)
- Potentilla norvegica
  (Norwegian cinquefoil, rough cinquefoil)
- Potentilla simplex
  (common cinquefoil, oldfield cinquefoil)
- Proserpinaca palustris
  (marsh mermaidweed)
- Prunella vulgaris
  (heal-all)
- Prunus maritima
  (beach plum)
- Prunus pensylvanica
  (pin cherry, fire cherry)
- Prunus serotina
  (black cherry)
- Prunus virginiana
  (chokecherry)
- Pseudognaphalium obtusifolium
  (rabbit tobacco)
- Pteridium aquilinum
  (bracken fern, common bracken)
- Ptychostomum capillare
  (capillary thread-moss)
- Pycnanthemum muticum
  (mountain mint, short-toothed mountain mint)
- Pycnoporus cinnabarinus
  (northern cinnabar polypore)
- Pycnothelia papillaria
  (gnome fingers, nipple lichen)
- Pyrola americana
  (American shinleaf, American wintergreen)
- Quercus ilicifolia
  (bear oak, scrub oak)
- Quercus velutina
  (black oak)
- Ramaria formosa
  (yellow-tipped coral fungus)
- Rhexia virginica
  (Virginia meadow beauty)
- Rhododendron viscosum
  (swamp azalea)
- Rhus copallinum
  (winged sumac)
- Rhus glabra
  (smooth sumac)
- Rhus typhina
  (staghorn sumac)
- Rhynchospora alba
  (white beak-sedge)
- Rickenella fibula
  (orange mosscap)
- Rosa carolina
  (Carolina rose, pasture rose)
- Rosa palustris
  (swamp rose)
- Rosa virginiana
  (Virginia rose)
- Rubus allegheniensis
  (Allegheny blackberry, common blackberry)
- Rubus flagellaris
  (common dewberry, northern blackberry)
- Rubus hispidus
  (bristly dewberry)
- Rubus occidentalis
  (black raspberry)
- Rudbeckia hirta
  (black-eyed Susan)
- Rudbeckia laciniata
  (green-headed coneflower)
- Russula parvovirescens
  (blue-green cracking russula)
- Russula sanguinea
  (rosy russula, blood red russula)
- Sagittaria latifolia
  (broadleaf arrowhead)
- Salix discolor
  (American pussy willow, pussy willow)
- Salix interior
  (sandbar willow)
- Sambucus canadensis
  (American elderberry, common elderberry)
- Sanguinaria canadensis
  (bloodroot)
- Sarracenia purpurea
  (purple pitcher plant)
- Sassafras albidum
  (sassafras)
- Schizachyrium scoparium
  (little bluestem)
- Schizophyllum commune
  (split-gill mushroom)
- Schoenoplectus tabernaemontani
  (soft-stemmed bulrush)
- Scirpus atrocinctus
  (black-girdled woolsedge)
- Scirpus atrovirens
  (dark-green bulrush)
- Scirpus cyperinus
  (woolgrass, common woolsedge)
- Scirpus microcarpus
  (panicled bulrush)
- Scirpus pendulus
  (nodding bulrush, rufous bulrush)
- Scutellaria galericulata
  (common skullcap)
- Scutellaria lateriflora
  (mad-dog skullcap)
- Selaginella apoda
  (meadow spike-moss)
- Senna hebecarpa
  (American senna, wild senna)
- Sericocarpus asteroides
  (toothed white-topped aster)
- Sibbaldiopsis tridentata
  (three-toothed-cinquefoil, shrubby five-fingers)
- Smilax rotundifolia
  (common greenbrier, roundleaf greenbrier)
- Sisyrinchium atlanticum
  (eastern blue-eyed grass)
- Sisyrinchium montanum
  (strict blue-eyed grass)
- Solidago bicolor
  (silverrod)
- Solidago caesia
  (blue-stemmed goldenrod)
- Solidago canadensis
  (Canada goldenrod)
- Solidago juncea
  (early goldenrod)
- Solidago nemoralis
  (gray goldenrod, old field goldenrod)
- Solidago puberula
  (downy goldenrod)
- Solidago rugosa
  (rough goldenrod, wrinkle-leaved goldenrod)
- Sorghastrum nutans
  (Indian grass)
- Sparganium eurycarpum
  (giant bur-reed)
- Sphagnum capillifolium
  (small red peat moss)
- Spiraea alba
  (meadowsweet)
- Spiraea tomentosa
  (steeplebush)
- Spiranthes cernua
  (nodding lady's tresses)
- Spiranthes lucida
  (shining lady's tresses)
- Stellaria longifolia
  (long-leaved stitchwort)
- Stereum lobatum
  (false turkey-tail)
- Stereum striatum
  (silky parchment)
- Strobilomyces strobilaceus
  (old man of the woods)
- Suillus americanus
  (chicken-fat mushroom)
- Suillus spraguei
  (painted suillus, painted slipperycap)
- Symphyotrichum cordifolium
  (blue wood aster, heartleaf aster)
- Symphyotrichum ericoides
  (heath aster, white heath aster)
- Symphyotrichum lanceolatum
  (panicled aster)
- Symphyotrichum novae-angliae
  (New England aster)
- Symphyotrichum novi-belgii
  (Michaelmas daisy, New York aster)
- Symphyotrichum pilosum
  (frost aster, awl aster)
- Symphyotrichum puniceum
  (purplestem aster)
- Symplocarpus foetidus
  (eastern skunk cabbage)
- Thalictrum pubescens
  (tall meadow rue)
- Thalictrum thalictroides
  (rue-anemone)
- Thelephora terrestris
  (common fiber vase, earthfan)
- Thelypteris palustris
  (marsh fern)
- Thuidium delicatulum
  (delicate fern moss, common fern moss)
- Thuja occidentalis
  (northern white-cedar, eastern arborvitae)
- Tortella tortuosa
  (twisted moss)
- Toxicodendron radicans
  (poison ivy, eastern poison ivy)
- Tradescantia ohiensis
  (Ohio spiderwort)
- Trametes betulina
  (gilled polypore)
- Trametes versicolor
  (turkey tail fungus)
- Trametopsis cervina
  (fawn-colored trametes)
- Tremellodendron schweinitzii
  (jellied false coral fungus)
- Tremellodendropsis tuberosa
  (ashen coral fungus)
- Triadenum virginicum
  (marsh St. Johnswort)
- Trichaptum abietinum
  (purplepore bracket)
- Trichostema dichotomum
  (forked bluecurls)
- Trillium erectum
  (red trillium, red wakerobin, wakerobin)
- Triodanis perfoliata
  (clasping Venus' looking-glass)
- Tuckermanopsis americana
  (fringed wrinkle-lichen)
- Tylopilus rubrobrunneus
  (reddish brown bitter bolete)
- Typha latifolia
  (common cattail)
- Ulota crispa
  (crisped pincushion moss)
- Umbilicaria mammulata
  (smooth rock tripe)
- Usnea hirta
  (bristly beard lichen)
- Usnea subfloridana
  (boreal beard lichen)
- Usnocetraria oakesiana
  (yellow ribbon lichen)
- Utricularia gibba
  (creeping bladderwort)
- Utricularia macrorhiza
  (common bladderwort)
- Utricularia purpurea
  (eastern purple bladderwort)
- Uvularia sessilifolia
  (sessile-leaved bellwort, wild oats)
- Vaccinium angustifolium
  (common lowbush blueberry, lowbush blueberry)
- Vaccinium corymbosum
  (highbush blueberry)
- Vaccinium macrocarpon
  (American cranberry, bearberry, cranberry)
- Veratrum viride
  (corn-lily, false hellebore, Indian poke)
- Verbena hastata
  (blue vervain)
- Verbena urticifolia
  (white vervain)
- Vernonia noveboracensis
  (New York ironweed)
- Veronica scutellata
  (marsh speedwell)
- Veronicastrum virginicum
  (Culver's-root)
- Verseghya thysanophora
  (mapledust lichen)
- Viburnum acerifolium
  (mapleleaf viburnum)
- Viburnum dentatum
  (arrowwood viburnum, smooth arrowwood)
- Viburnum prunifolium
  (blackhaw)
- Viola cucullata
  (marsh blue violet, marsh violet)
- Viola lanceolata
  (bog white violet, lance-leaved violet)
- Viola pedata
  (bird's-foot violet)
- Viola sororia
  (common blue violet, woolly blue violet)
- Vitis labrusca
  (fox grape)
- Vitis vulpina
  (frost grape)
- Xerocomus subtomentosus
  (suede bolete)
- Xeromphalina kauffmanii
  (cross-veined troop mushroom)
- Zizia aurea
  (golden alexanders, golden zizia)