Home » Search: All Plants Native in Northern Allegheny Plateau

1191 Plants Found

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Ordered by common name.

Scientific Name	Common Name	†	Map‡
Crataegus holmesiana Ashe	Holmes' Hawthorn
Cryptotaenia canadensis (L.) DC.	Honewort	✓
Spiranthes romanzoffiana Cham.	hooded lady's tresses
Platanthera hookeri (Torr. ex A. Gray) Lindl.	Hooker's orchid
Carex lupulina Muhl. ex Willd.	hop sedge
Utricularia cornuta Michx.	Horned Bladderwort
Zannichellia palustris L.	Horned Pondweed
Erigeron canadensis L.	Horseweed	✓
Cyperus houghtonii Torr.	Houghton's flatsedge
Antennaria howellii Greene	Howell's pussytoes
Utricularia gibba L.	Humped Bladderwort
Platanthera huronensis (Nutt.) Lindl.	Huron green orchid
Physalis pubescens L.	Husk Tomato
Medeola virginiana L.	Indian cucumber
Lobelia inflata L.	Indian Tobacco
Carex grisea Wahlenb.	inflated narrow-leaf sedge
Ceanothus herbaceus Raf.	Inland New Jersey Tea
Carex interior L.H. Bailey	inland sedge
Apocynum ×floribundum	Intermediate Dogbane
Nuphar ×rubrodisca Morong	Intermediate Pond-Lily
Dryopteris intermedia (Muhl. ex Willd.) A. Gray	intermediate woodfern
Osmunda claytoniana L.	interrupted fern
Lycopodiella inundata (L.) Holub	inundated clubmoss
Rubus ithacanus L.H. Bailey	Ithaca blackberry
Arisaema triphyllum (L.) Schott	Jack in the Pulpit
Polemonium reptans L.	Jacob's Ladder
Impatiens capensis Meerb.	Jewelweed
Juncus articulatus L.	jointleaf rush
Persicaria virginiana L.	Jumpseed
Thalictrum pubescens Pursh	King of the Meadow
Carex retrorsa Schwein.	knotsheath sedge
Juncus nodosus L.	knotted rush
Eragrostis capillaris (L.) Nees	Lace Lovegrass
Rorippa aquatica (Eaton) E.J.Palmer & Steyerm.	Lakecress
Scrophularia lanceolata Pursh	lanceleaf figwort
Botrychium lanceolatum (S.G. Gmel.) Angstr.	lanceleaf grapefern
Galium lanceolatum Torr.	lanceleaf wild licorice
Vaccinium macrocarpon Aiton	Large Cranberry
Cardamine maxima (Nutt.) Alph. Wood	large toothwort
Populus grandidentata Michx.	Large-tooth Aspen
Desmodium cuspidatum (Muhl. ex Willd.) DC. ex D. Don	Largebract Ticktrefoil
Uvularia grandiflora Sm.	largeflower bellwort
Sanicula trifoliata E.P. Bicknell	Largefruit Blacksnakeroot
Geum macrophyllum Willd.	largeleaf avens
Potamogeton amplifolius Tuck.	largeleaf pondweed
Lechea intermedia Leggett ex Britton	largepod pinweed
Symphyotrichum patens (Aiton) G.L. Nesom	Late Purple Aster
Scirpus polyphyllus Vahl	Leafy Bulrush
Potamogeton foliosus Raf.	Leafy Pondweed
Chamaedaphne calyculata (L.) Moench	Leatherleaf
Polygonum achoreum S.F. Blake	leathery knotweed
Utricularia minor L.	lesser bladderwort
Hypericum canadense L.	lesser Canadian St. Johnswort
Carex diandra Schrank	lesser panicled sedge
Platanthera psycodes (L.) Lindl.	Lesser Purple Fringed Orchid
Goodyera repens (L.) R. Br.	Lesser Rattlesnake Plantain
Platanthera orbiculata (Pursh) Lindl.	lesser roundleaved orchid
Cypripedium parviflorum Salisb.	Lesser Yellow Lady's Slipper
Galium circaezans Michx.	licorice bedstraw
Lonicera dioica L.	Limber Honeysuckle
Cardamine douglassii Britton	limestone bittercress
Carex granularis Muhl. ex Willd.	limestone meadow sedge
Galium brevipes Fernald & Wiegand	limestone swamp bedstraw
Glyceria laxa (Scribn.) Scribn.	limp mannagrass
Carex striatula Michx.	lined sedge
Schizachyrium scoparium (Michx.) Nash	Little Bluestem
Oenothera perennis L.	Little Evening Primrose
Botrychium simplex E. Hitchc.	little grapefern
Carex viridula Michx.	little green sedge
Saururus cernuus L.	Lizard's Tail
Phegopteris connectilis (Michx.) Watt	long beechfern
Ranunculus longirostris Godr.	Longbeak Buttercup
Dactylorhiza viridis (L.) R.M. Bateman, A.M. Pridgeon & M.W. Chase	Longbract Frog Orchid
Crocanthemum canadense (L.) Britton	Longbranch Frostweed
Carex comosa Boott	longhair sedge
Physalis longifolia Nutt.	Longleaf Groundcherry
Potamogeton nodosus Poir.	longleaf pondweed
Stellaria longifolia Muhl. ex Willd.	longleaf starwort
Viola rostrata Pursh	longspur violet
Carex pedunculata Muhl. ex Willd.	longstalk sedge
Osmorhiza longistylis (Torr.) DC.	longstyle sweetroot
Calystegia spithamaea (L.) Pursh	low false bindweed
Amelanchier humilis Wiegand	low serviceberry
Vaccinium angustifolium Aiton	Lowbush Blueberry
Arabidopsis lyrata (L.) O'Kane & Al-Shehbaz	Lyrate Rockcress
Pseudognaphalium macounii (Greene) Kartesz	Macoun's cudweed
Asplenium trichomanes L.	maidenhair spleenwort
Lyonia ligustrina (L.) DC.	Maleberry
Chenopodiastrum simplex (Torr.) S.Fuentes, Uotila & Borsch	Mapleleaf Goosefoot
Viburnum acerifolium L.	Mapleleaf Viburnum
Dryopteris marginalis (L.) A. Gray	marginal woodfern
Campanula aparinoides Pursh	marsh bellflower
Viola cucullata Aiton	Marsh Blue Violet
Lathyrus palustris L.	marsh pea
Ludwigia palustris (L.) Elliott	marsh seedbox
Scutellaria galericulata L.	marsh skullcap
Epilobium palustre L.	marsh willowherb
Sanicula marilandica L.	Maryland Sanicle
Cenchrus longispinus (Hack.) Fernald	Mat Sandbur
Botrychium matricariifolium (A. Braun ex Dowell) A. Braun ex W.D.J. Koch	matricary grapefern
Eleocharis intermedia Schult.	matted spikerush
Podophyllum peltatum L.	Mayapple	✓
Oenothera pilosella Raf.	Meadow Evening Primrose
Allium canadense L.	Meadow Garlic
Selaginella apoda (L.) Spring	meadow spikemoss
Glyceria melicaria (Michx.) F.T. Hubbard	melic mannagrass
Muhlenbergia mexicana (L.) Trin.	Mexican Muhly
Minuartia michauxii (Fenzl) Farw.	Michaux's stitchwort
Lemna perpusilla Torr.	minute duckweed
Salix eriocephala Michx.	Missouri River Willow
Primula mistassinica Michx.	Mistassini primrose
Cypripedium acaule Aiton	Moccasin Flower
Carya tomentosa (Lam.) Nutt.	Mockernut Hickory
Scirpus hattorianus Makino	mosquito bulrush
Phlox subulata L.	Moss Phlox
Ilex montana Torr. & A. Gray ex A. Gray	Mountain Holly
Kalmia latifolia L.	Mountain Laurel
Acer spicatum Lam.	Mountain Maple
Asplenium montanum Willd.	mountain spleenwort
Valeriana uliginosa (Torr. & A. Gray) Rydb.	mountain valerian
Dryopteris campyloptera Clarkson	mountain woodfern
Oxalis montana Raf.	Mountain Woodsorrel
Carex limosa L.	mud sedge
Carex muehlenbergii Schkuhr ex Willd.	Muhlenberg's sedge
Mimulus moschatus Douglas ex Lindl.	muskflower
Hylodesmum nudiflorum (L.) H.Ohashi & R.R.Mill	Nakedflower Ticktrefoil
Viburnum lentago L.	Nannyberry
Claytonia virginica L.	Narrow-leaved Spring Beauty
Sisyrinchium angustifolium Mill.	narrowleaf blue-eyed grass
Sparganium angustifolium Michx.	narrowleaf bur-reed
Melampyrum lineare Desr.	narrowleaf cowwheat
Oenothera fruticosa L.	Narrowleaf Evening Primrose
Pycnanthemum tenuifolium Schrad.	narrowleaf mountainmint
Potamogeton strictifolius Benn.	narrowleaf pondweed
Juncus brevicaudatus (Engelm.) Fernald	narrowpanicle rush
Carex projecta Mack.	necklace sedge
Carex ormostachya Wiegand	necklace spike sedge
Veronica peregrina L.	neckweed
Rhynchospora capillacea Torr.	needle beaksedge
Eleocharis acicularis (L.) Roem. & Schult.	needle spikerush
Sisyrinchium mucronatum Michx.	needletip blue-eyed grass
Carex leptonervia (Fernald) Fernald	nerveless woodland sedge
Symphyotrichum novae-angliae (L.) G.L. Nesom	New England Aster	✓
Carex novae-angliae Schwein.	New England sedge
Ceanothus americanus L.	New Jersey tea
Rubus noveboracus L.H. Bailey	New York Blackberry
Rubus obsessus L.H. Bailey	New York Dewberry
Parathelypteris noveboracensis (L.) Ching	New York Fern
Muhlenbergia schreberi J.F. Gmel.	Nimblewill
Bidens cernua L.	Nodding Beggartick
Cerastium nutans Raf.	nodding chickweed
Oenothera nutans Atk. & Bartlett	nodding evening primrose
Festuca subverticillata (Pers.) Alexeev	nodding fescue
Spiranthes cernua (L.) Rich.	nodding lady's tresses
Allium cernuum Roth	Nodding Onion
Carex gynandra Schwein.	nodding sedge
Trillium flexipes Raf.	nodding wakerobin
Najas flexilis (Willd.) Rostk. & Schmidt	Nodding Waternymph
Carex cryptolepis Mack.	northeastern sedge
Ophioglossum pusillum Raf.	northern adderstongue
Morella pensylvanica (Mirb.) Kartesz	Northern Bayberry
Galium boreale L.	northern bedstraw
Iris versicolor L.	Northern Blue Flag
Symphyotrichum boreale (Torr. & A. Gray) Á. Löve & D. Löve	northern bog aster
Galium labradoricum (Wiegand) Wiegand	northern bog bedstraw
Lycopus uniflorus Michx.	Northern Bugleweed
Diervilla lonicera Mill.	northern bush honeysuckle
Carex arcta Boott	northern cluster sedge
Rubus flagellaris Willd.	Northern Dewberry
Oenothera parviflora L.	northern evening primrose
Platanthera aquilonis Sheviak	northern green orchid
Carex folliculata L.	northern long sedge
Adiantum pedatum L.	Northern Maidenhair Fern
Sorbus decora (Sarg.) C.K. Schneid.	northern mountain ash
Dichanthelium boreale (Nash) Freckmann	northern panicgrass
Quercus rubra L.	Northern Red Oak	✓
Brachyelytrum aristosum (Michx.) Trel.	northern shorthusk
Spiranthes lacera (Raf.) Raf.	Northern Slender Lady's Tresses
Lindera benzoin (L.) Blume	Northern Spicebush	✓
Claytonia caroliniana Michx.	Northern Spring Beauty
Hypericum boreale (Britton) E.P. Bicknell	Northern St. Johnswort
Hierochloe hirta (Schrank) Borbás	Northern Sweetgrass
Zizania palustris L.	Northern Wildrice
Viola septentrionalis Greene	Northern Woodland Violet
Xyris montana Ries	northern yelloweyed grass
Carex utriculata Boott	Northwest Territory sedge
Potentilla norvegica L.	Norwegian cinquefoil
Oenothera oakesiana (A. Gray) J.W. Robbins ex S. Watson & J.M. Coult.	Oakes' Evening Primrose
Potamogeton oakesianus J.W. Robbins	Oakes' pondweed
Physostegia virginiana (L.) Benth.	obedient plant
Poa saltuensis Fernald & Wiegand	oldpasture bluegrass
Orobanche uniflora L.	oneflowered broomrape
Sicyos angulatus L.	Oneseed Bur Cucumber
Lobelia kalmii L.	Ontario lobelia
Carex conoidea Schkuhr ex Willd.	openfield sedge
Triosteum aurantiacum E.P. Bicknell	Orangefruit Horse-gentian
Matteuccia struthiopteris (L.) Todaro	Ostrich Fern
Carex cephalophora Muhl. ex Willd.	Oval-Headed Sedge
Trillium undulatum Willd.	painted trillium
Rumex altissimus Alph. Wood	pale dock
Torreyochloa pallida (Torr.) Church	Pale False Mannagrass
Carex pallescens L.	pale sedge
Persicaria lapathifolia (L.) Delarbre	Pale Smartweed
Hypericum ellipticum Hook.	pale St. Johnswort
Impatiens pallida Nutt.	Pale Touch-Me-Not
Platanthera flava (L.) Lindl.	palegreen orchid
Helianthus strumosus L.	paleleaf woodland sunflower
Lobelia spicata Lam.	Palespike Lobelia
Scirpus microcarpus J. Presl & C. Presl	panicled bulrush
Desmodium paniculatum (L.) DC.	panicledleaf ticktrefoil
Betula papyrifera Marshall	Paper Birch	✓
Carex umbellata Schkuhr ex Willd.	Parasol Sedge
Doellingeria umbellata (Mill.) Nees	parasol whitetop
Antennaria parlinii Fernald	Parlin's pussytoes
Mitchella repens L.	Partridgeberry	✓
Cirsium pumilum Spreng.	pasture thistle
Salix amygdaloides Andersson	peachleaf willow
Crataegus calpodendron (Ehrh.) Medik.	pear hawthorn
Carex peckii Howe	Peck's sedge
Cardamine pensylvanica Muhl. ex Willd.	Pennsylvania bittercress
Rubus pensilvanicus Poir.	Pennsylvania Blackberry
Ranunculus pensylvanicus L. f.	Pennsylvania buttercup
Lycopodium hickeyi (Beitel & R.C.Moran) W.H.Wagner, Beitel & R.C.Moran	Pennsylvania Clubmoss
Parietaria pensylvanica Muhl. ex Willd.	Pennsylvania Pellitory
Carex pensylvanica Lam.	Pennsylvania sedge
Polygonum pensylvanicum L.	Pennsylvania Smartweed
Uvularia perfoliata L.	perfoliate bellwort
Desmodium perplexum B.G. Schub.	perplexed ticktrefoil
Erigeron philadelphicus L.	Philadelphia Fleabane	✓
Panicum philadelphicum Bernh. ex Trin.	Philadelphia panicgrass
Pontederia cordata L.	Pickerelweed
Carya glabra (Mill.) Sweet	Pignut Hickory
Prunus pensylvanica L. f.	Pin Cherry
Rhododendron periclymenoides (Michx.) Shinners	pink azalea
Chimaphila umbellata (L.) W.P.C. Barton	pipsissewa
Pinus rigida Mill.	Pitch Pine	✓
Chenopodium berlandieri Moq.	Pitseed Goosefoot
Rubus plicatifolius Blanch.	plaitleaf dewberry
Carex plantaginea Lam.	plantainleaf sedge
Rubus porteri L.H. Bailey	Pocono Plateau Dewberry
Toxicodendron vernix (L.) Kuntze	Poison Sumac
Asclepias exaltata L.	Poke Milkweed
Diodia teres Walter	Poorjoe
Calamagrostis porteri A. Gray	Porter's Reedgrass
Viburnum nudum L.	possumhaw
Sporobolus vaginiflorus (Torr. ex A. Gray) Alph. Wood	poverty dropseed
Danthonia spicata (L.) P. Beauv. ex Roem. & Schult.	Poverty Oatgrass
Juncus tenuis Willd.	poverty rush
Spartina pectinata Bosc ex Link	Prairie Cordgrass
Erigeron strigosus Muhl. ex Willd.	Prairie Fleabane
Carex prairea Dewey ex Alph. Wood	prairie sedge
Sphenopholis obtusata (Michx.) Scribn.	Prairie Wedgescale
Salix humilis Marshall	Prairie Willow
Carex woodii Dewey	pretty sedge
Carex atlantica L.H. Bailey	prickly bog sedge
Desmodium rotundifolium DC.	prostrate ticktrefoil
Carex hirtifolia Mack.	pubescent sedge
Sporobolus neglectus Nash	puffsheath dropseed
Rubus pugnax L.H. Bailey	Pugnacious Blackberry
Geum rivale L.	Purple Avens
Monarda media Willd.	Purple Bergamot
Aronia ×prunifolia (Marshall) Rehder	Purple Chokeberry
Pellaea atropurpurea (L.) Link	Purple Cliffbrake
Agastache scrophulariifolia (Willd.) Kuntze	Purple Giant Hyssop
Eragrostis spectabilis (Pursh) Steud.	purple lovegrass
Comarum palustre L.	purple marshlocks
Polygala sanguinea L.	purple milkwort
Sarracenia purpurea L.	purple pitcherplant
Rubus odoratus L.	purpleflowering raspberry
Epilobium coloratum Biehler	purpleleaf willowherb
Angelica atropurpurea L.	Purplestem Angelica
Symphyotrichum puniceum (L.) Á. Löve & D. Löve	Purplestem aster
Populus tremuloides Michx.	Quaking Aspen
Carex tenera Dewey	quill sedge
Pseudognaphalium obtusifolium (L.) Hilliard & B.L. Burtt	Rabbit-tobacco
Allium tricoccum Aiton	Ramp
Scheuchzeria palustris L.	rannoch-rush
Botrychium virginianum (L.) Sw.	Rattlesnake Fern
Glyceria canadensis (Michx.) Trin.	rattlesnake mannagrass
Hieracium venosum L.	rattlesnakeweed
Actaea rubra (Aiton) Willd.	Red Baneberry
Aronia arbutifolia (L.) Pers.	Red Chokeberry
Aquilegia canadensis L.	Red Columbine	✓
Ribes triste Pall.	red currant
Sambucus racemosa L.	Red Elderberry
Festuca rubra L.	Red Fescue
Carya ovalis (Wangenh.) Sarg.	Red Hickory
Acer rubrum L.	Red Maple	✓
Morus rubra L.	Red Mulberry
Pinus resinosa Aiton	Red Pine	✓
Picea rubens Sarg.	Red Spruce	✓
Trillium erectum L.	red trillium
Cornus sericea L.	Red-Osier Dogwood
Cyperus erythrorhizos Muhl.	redroot flatsedge
Panicum rigidulum Bosc ex Nees	Redtop Panicgrass
Polanisia dodecandra (L.) DC.	redwhisker clammyweed
Phalaris arundinacea L.	Reed Canary Grass
Carex retroflexa Muhl. ex Willd.	reflexed sedge
Rhododendron canadense (L.) Torr.	Rhodora
Acalypha rhomboidea Raf.	Rhomboid Mercury	✓
Carex virescens Muhl. ex Willd.	ribbed sedge
Potamogeton epihydrus Raf.	ribbonleaf pondweed
Leersia oryzoides (L.) Sw.	rice cutgrass
Potamogeton richardsonii (Benn.) Rydb.	Richardson's pondweed
Collinsonia canadensis L.	richweed
Carex tetanica Schkuhr	rigid sedge
Betula nigra L.	River Birch	✓
Vitis riparia Michx.	Riverbank Grape
Elymus riparius Wiegand	Riverbank Wildrye
Agrimonia striata Michx.	Roadside Agrimony
Potamogeton robbinsii Oakes	Robbins' Pondweed
Eleocharis robbinsii Oakes	Robbins' spikerush
Geranium robertianum L.	Robert geranium
Erigeron pulchellus Michx.	Robin's Plantain	✓
Ulmus thomasii Sarg.	Rock Elm
Muhlenbergia sobolifera (Muhl. ex Willd.) Trin.	rock muhly
Polypodium virginianum L.	rock polypody
Rubus rosa L.H. Bailey	rose blackberry
Carex rosea Schkuhr ex Willd.	rosy sedge
Geum laciniatum Murray	Rough Avens
Echinochloa muricata (P. Beauv.) Fernald	rough barnyardgrass
Galium asprellum Michx.	rough bedstraw
Agrostis scabra Willd.	Rough Bentgrass
Xanthium strumarium L.	rough cocklebur
Hieracium scabrum Michx.	Rough Hawkweed
Oryzopsis asperifolia Michx.	roughleaf ricegrass
Lespedeza capitata Michx.	roundhead lespedeza
Cornus rugosa Lam.	roundleaf dogwood
Solidago patula Muhl. ex Willd.	Roundleaf Goldenrod
Smilax rotundifolia L.	roundleaf greenbrier
Hepatica americana (DC.) Ker Gawl.	Roundleaf Liverleaf
Packera obovata (Muhl. ex Willd.) W.A. Weber & Á. Löve	roundleaf ragwort
Amelanchier sanguinea (Pursh) DC.	roundleaf serviceberry
Drosera rotundifolia L.	roundleaf sundew
Viola rotundifolia Michx.	roundleaf yellow violet
Dichanthelium sphaerocarpon (Elliott) Gould	roundseed panicgrass
Thalictrum thalictroides (L.) Eames & B. Boivin	Rue Anemone
Scirpus pendulus Muhl.	Rufous Bulrush
Lycopodium clavatum L.	running clubmoss
Woodsia ilvensis (L.) R. Br.	rusty woodsia
Salix candida Flueggé ex Willd.	sageleaf willow
Stuckenia pectinata (L.) Börner	Sago Pondweed
Viola affinis Leconte	sand violet
Eragrostis frankii C.A. Mey. ex Steud.	Sandbar Lovegrass
Salix interior Rowlee	Sandbar Willow
Prunus pumila L.	Sandcherry
Sassafras albidum (Nutt.) Nees	Sassafras	✓
Cuscuta gronovii Willd. ex Schult.	Scaldweed
Monarda didyma L.	Scarlet Beebalm
Quercus coccinea Münchh.	Scarlet Oak	✓
Eurybia schreberi (Nees) Nees	Schreber's Aster
Cyperus schweinitzii Torr.	Schweinitz's flatsedge
Carex schweinitzii Dewey ex Schwein.	Schweinitz's sedge
Equisetum hyemale L.	scouringrush horsetail
Aristida tuberculosa Nutt.	seaside threeawn
Ludwigia alternifolia L.	Seedbox
Viola selkirkii Pursh ex Goldie	Selkirk's violet
Polygala senega L.	Seneca snakeroot
Onoclea sensibilis L.	Sensitive Fern
Chamaecrista nictitans (L.) Moench	Sensitive Partridge Pea
Amelanchier intermedia Spach	Serviceberry
Prunus susquehanae hort. ex Willd.	Sesquehana Sandcherry
Sagittaria rigida Pursh	sessilefruit arrowhead
Uvularia sessilifolia L.	sessileleaf bellwort
Eriocaulon aquaticum (Hill) Druce	sevenangle pipewort
Carya ovata (Mill.) K. Koch	Shagbark Hickory
Carex lurida Wahlenb.	Shallow Sedge
Carex tonsa (Fernald) E.P. Bicknell	shaved sedge
Carex vaginata Tausch	sheathed sedge
Kalmia angustifolia L.	sheep laurel
Carya laciniosa (Michx. f.) G. Don	Shellbark Hickory
Huperzia lucidula (Michx.) Trevis.	Shining Clubmoss
Spiranthes lucida (H.H. Eaton) Ames	Shining Ladies' Tresses
Salix lucida Muhl.	Shining Willow
Sphenopholis nitida (Biehler) Scribn.	shiny wedgescale
Symphyotrichum tradescantii (L.) G.L. Nesom	shore aster
Isoetes riparia Engelm. ex A. Braun	shore quillwort
Alopecurus aequalis Sobol.	Shortawn Foxtail
Myriophyllum sibiricum Kom.	shortspike watermilfoil
Rubus curtipes L.H. Bailey	shortstalk dewberry
Rubus elegantulus Blanch.	showy blackberry
Cypripedium reginae Walter	Showy Lady's Slipper
Galearis spectabilis (L.) Raf.	Showy Orchid
Desmodium canadense (L.) DC.	showy ticktrefoil
Dasiphora fruticosa (L.) Rydb.	Shrubby Cinquefoil
Lespedeza frutescens (L.) Hornem.	shrubby lespedeza
Hypericum prolificum L.	Shrubby St. Johnswort
Borodinia canadensis (L.) P.J.Alexander & Windham	Sicklepod
Orthilia secunda (L.) House	sidebells wintergreen
Cornus amomum Mill.	Silky Dogwood
Cornus obliqua Raf.	silky dogwood
Elymus villosus Muhl. ex Willd.	Silky Wild Rye
Salix sericea Marshall	silky willow
Deparia acrostichoides (Sw.) M. Kato	silver false spleenwort
Acer saccharinum L.	Silver Maple	✓
Carex canescens L.	silvery sedge
Moneses uniflora (L.) A. Gray	Single Delight
Vulpia octoflora (Walter) Rydb.	sixweeks fescue
Veronica scutellata L.	Skullcap Speedwell
Symplocarpus foetidus (L.) Salisb. ex W.P.C. Barton	Skunk Cabbage
Ribes glandulosum Grauer	skunk currant
Silene antirrhina L.	sleepy silene
Eriophorum gracile W.D.J. Koch	slender cottongrass
Cyperus bipartitus Torr.	slender flatsedge
Carex gracilescens Steud.	Slender Looseflower Sedge
Arabis pycnocarpa M.Hopkins	Slender Rock Cress
Dichanthelium xanthophysum (A. Gray) Freckmann	slender rosette grass
Najas gracillima (A. Braun ex Engelm.) Magnus	slender waternymph
Sphenopholis intermedia (Rydb.) Rydb.	slender wedgescale
Elymus trachycaulus (Link) Gould ex Shinners	Slender Wheatgrass
Carex digitalis Willd.	slender woodland sedge
Oxalis dillenii Jacq.	Slender Yellow Woodsorrel
Agalinis tenuifolia (Vahl) Raf.	Slenderleaf False Foxglove
Muhlenbergia tenuiflora	Slimflower Muhly
Dichanthelium linearifolium (Scribn. ex Nash) Gould	slimleaf panicgrass
Calamagrostis stricta (Timm) Koeler	slimstem reedgrass
Ulmus rubra Muhl.	Slippery Elm
Bidens discoidea (Torr. & A. Gray) Britton	Small Beggarticks
Sparganium natans L.	small bur-reed
Vaccinium oxycoccos L.	small cranberry
Circaea alpina L.	Small Enchanter's Nightshade
Glyceria borealis (Nash) Batchelder	small floating mannagrass
Platanthera clavellata (Michx.) Luer	small green wood orchid
Potamogeton pusillus L.	small pondweed
Elatine minima (Nutt.) Fisch. & C.A. Mey.	small waterwort
Viola macloskeyi Lloyd	small white violet
Nuphar microphylla (Pers.) Fernald	Small Yellow Pond Lily
Ranunculus abortivus L.	Small-Flowered Buttercup
Juncus brachycephalus (Engelm.) Buchenau	smallhead rush
Boehmeria cylindrica (L.) Sw.	Smallspike False Nettle	✓
Viburnum recognitum Fernald	Smooth Arrowwood
Bidens laevis	Smooth Beggartick
Rubus canadensis L.	Smooth Blackberry
Symphyotrichum laeve (L.) Á. Löve & D. Löve	Smooth Blue Aster
Smilax herbacea L.	smooth carrionflower
Paronychia canadensis (L.) Alph. Wood	smooth forked nailwort
Stachys tenuifolia Willd.	smooth hedgenettle
Heliopsis helianthoides (L.) Sweet	Smooth Oxeye
Borodinia laevigata (Muhl. ex Willd.) P.J.Alexander & Windham	Smooth Rockcress
Rosa blanda Aiton	Smooth Rose
Cladium mariscoides (Muhl.) Torr.	smooth sawgrass
Desmodium marilandicum (L.) DC.	smooth small-leaf ticktrefoil
Polygonatum biflorum (Walter) Elliott	smooth Solomon's seal
Rhus glabra L.	Smooth Sumac
Ilex laevigata (Pursh) A. Gray	Smooth Winterberry
Aureolaria flava (L.) Farw.	Smooth Yellow False Foxglove
Carex laevivaginata (Kük.) Mack.	smoothsheath sedge
Pogonia ophioglossoides (L.) Ker Gawl.	snakemouth orchid
Agrimonia pubescens Wallr.	soft agrimony
Carex disperma Dewey	Softleaf Sedge
Schoenoplectus tabernaemontani (C.C. Gmel.) Palla	softstem bulrush
Muhlenbergia glomerata (Willd.) Trin.	Spiked Muhly
Ceratophyllum echinatum A. Gray	spineless hornwort
Dryopteris carthusiana (Vill.) H.P. Fuchs	spinulose woodfern
Isoetes tenella Léman ex Desv.	Spiny-Spore Quillwort
Potamogeton spirillus Tuck.	spiral pondweed
Drosera intermedia Hayne	spoonleaf sundew
Corallorhiza maculata (Raf.) Raf.	Spotted Coralroot
Geranium maculatum L.	spotted geranium
Eutrochium maculatum (L.) E.E. Lamont	Spotted Joe Pye Weed	✓
Euphorbia maculata (L.) Small	Spotted Spurge
Hypericum punctatum Lam.	Spotted St. Johnswort
Cicuta maculata L.	Spotted Water Hemlock
Chaerophyllum procumbens (L.) Crantz	spreading chervil
Apocynum androsaemifolium L.	Spreading Dogbane
Carex laxiculmis Schwein.	spreading sedge
Carex sprengelii Dewey ex Spreng.	Sprengel's sedge
Geum vernum (Raf.) Torr. & A. Gray	Spring Avens
Myosotis verna Nutt.	spring forget-me-not
Carex squarrosa L.	squarrose sedge
Dicentra canadensis (Goldie) Walp.	squirrel corn
Rhus typhina L.	Staghorn Sumac	✓
Scirpus pedicellatus Fernald	stalked bulrush
Lemna trisulca L.	Star Duckweed
Carex echinata Murray	Star Sedge
Lysimachia borealis (Raf.) U.Manns & Anderb.	Starflower
Maianthemum stellatum (L.) Link	Starry False Lily of the Valley
Dichanthelium depauperatum (Muhl.) Gould	starved panicgrass
Spiraea tomentosa L.	steeplebush
Galium aparine L.	stickywilly
Lycopodium annotinum L.	Stiff Clubmoss
Galium tinctorium (L.) Scop.	Stiff Marsh Bedstraw
Desmodium obtusum (Muhl. ex Willd.) DC.	Stiff Ticktrefoil
Solidago squarrosa Nutt.	stout goldenrod
Cyperus strigosus L.	Straw-Colored Flatsedge	✓
Physalis grisea (Waterf.) M. Martínez	Strawberry-Tomato
Sisyrinchium montanum Greene	strict blue-eyed grass
Viola striata Aiton	striped cream violet
Acer pensylvanicum L.	Striped Maple
Chimaphila maculata (L.) Pursh	striped prince's pine
Acer saccharum Marshall	Sugar Maple	✓
Vitis aestivalis Michx.	summer grape
Carex aestivalis M.A. Curtis ex A. Gray	summer sedge
Lupinus perennis L.	sundial lupine
Rumex verticillatus L.	Swamp Dock
Lonicera oblongifolia (Goldie) Hook.	swamp fly honeysuckle
Decodon verticillatus (L.) Elliott	swamp loosestrife
Pedicularis lanceolata Michx.	Swamp Lousewort
Asclepias incarnata L.	Swamp Milkweed
Rosa palustris Marshall	swamp rose

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