Flora of New York/Protected species index

Flora of New York — Genus index
Table of
contents
Genus
index
Protected species index Invasive species index


The following list is based on Regulations Ch. 2, Part 193.3, Protected Native Plants from the New York State Department of Environmental Conservation.

Endangered Species Common Name Order Family Subfamily Tribe Subtribe #
Acalypha virginica Virginia three-seed mercury Euphorbiales Euphorbiaceae Acalyphoideae Acalypheae 1
Aconitum noveboracense Northern monkshood Ranunculales Ranunculaceae Ranunculoideae Aconiteae 1
Actaea pachypoda White baneberry Ranunculales Ranunculaceae Ranunculoideae Actaeeae 4
Actaea rubra Red baneberry Ranunculales Ranunculaceae Ranunculoideae Actaeeae 4
Adiantum pedatum Maidenhair fern Polypodiales Pteridaceae Vittarioideae 4
Adoxa moschatellina Musk root Dipsacales Adoxaceae Adoxoideae 1
Agalinis acuta Sandplain Gerardia Lamiales Orobanchaceae Rhinanthoideae Gerardieae 1
Agalinis fasciculata Fascicled False Foxglove Lamiales Orobanchaceae Rhinanthoideae Gerardieae 3
Agalinis maritima
 var. maritima
Seaside Gerardia Lamiales Orobanchaceae Rhinanthoideae Gerardieae 2
Agalinis paupercula
 var. borealis
Northern False Foxglove Lamiales Orobanchaceae Rhinanthoideae Gerardieae 3
Agastache nepetoides Yellow Giant-hyssop Lamiales Lamiaceae Nepetoideae Mentheae Neptinae 2
Ageratina aromatica
 var. aromatica
Small White Snakeroot Asterales Asteraceae Asteroideae Eupatorieae Oxylobinae 1
Agrimonia parviflora Swamp Agrimony Rosales Rosaceae Rosoideae Agrimonieae Agrimoniineae 3
Agrimonia rostellata Woodland Agrimony Rosales Rosaceae Rosoideae Agrimonieae Agrimoniineae 2
Agrostis mertensii Northern Bentgrass Poales Poaceae Pooideae Poeae Agrostidinae 2
Aletris farinosa Stargrass Nartheciales Nartheciaceae 2
Alisma gramineum Water-plantain Alismatales Alismataceae 2
Allium cernuum
 var. cernuum
Nodding Wild Onion Iridales Alliaceae Allioideae 2
Allium tricoccum
 var. burdickii
Burdick's Wild Leek Iridales Alliaceae Allioideae 1
Amaranthus pumilus Seabeach Amaranth Caryophyllales Amaranthaceae Amaranthoideae 2
Amelanchier nantucketensis Nantucket Juneberry Rosales Rosaceae Maloideae Maleae 1
Ammophila breviligulata
 ssp. champlainensis
Champlain Beachgrass Poales Poaceae Pooideae Poeae Agrostidinae 1
Amphicarpum purshii Peanut Grass Poales Poaceae Panicoideae Paniceae Paspalinae 1
Angelica lucida Seacoast Angelica Apiales Apiaceae Apioideae Selineae 2
Angelica venenosa Hairy Angelica Apiales Apiaceae Apioideae Selineae 3
Anthoxanthum monticola
 ssp. monticola
Alpine Sweetgrass Poales Poaceae Pooideae Poeae Phalaridinae 1
Anticlea elegans
 ssp. glaucus
Mountain Death Camas Liliales Melanthiaceae Melanthieae 2
Aplectrum hyemale Puttyroot Orchidales Orchidaceae Epidendroideae Maxillarieae 1
Arethusa bulbosa Dragon's Mouth Orchid Orchidales Orchidaceae Epidendroideae Arethuseae 2
Argentina egedii
 ssp. egedii
Coastal Silverweed Rosales Rosaceae Rosoideae Potentilleae Potentillineae 2
Arisaema dracontium Green Dragon Alismatales Araceae Aroideae Arisaemateae 4
Arnica lanceolata
 ssp. lanceolata
Lanceleaf Arnica Asterales Asteraceae Asteroideae Madieae Arnicinae 1
Arnoglossum atriplicifolium Pale Indian-plantain Asterales Asteraceae Asteroideae Senecioneae Tussilagininae 1
Asclepias purpurascens Purple Milkweed Gentianales Apocynaceae Asclepiadoideae Asclepiadeae Asclepiadinae 2
Asclepias tuberosa
 ssp. interior
Butterfly-weed Gentianales Apocynaceae Asclepiadoideae Asclepiadeae Asclepiadinae 4
Asclepias variegata White Milkweed Gentianales Apocynaceae Asclepiadoideae Asclepiadeae Asclepiadinae 1
Asclepias verticillata Whorled Milkweed Gentianales Apocynaceae Asclepiadoideae Asclepiadeae Asclepiadinae 3
Asclepias viridiflora Green Milkweed Gentianales Apocynaceae Asclepiadoideae Asclepiadeae Asclepiadinae 2
Asimina triloba Pawpaw Magnoliales Annonaceae Annonoideae Uvarieae 2
Asplenium bradleyi Bradley's Spleenwort Polypodiales Aspleniaceae 1
Asplenium montanum Mountain Spleenwort Polypodiales Aspleniaceae 2
Asplenium platyneuron
 var. platyneuron
Ebony Spleenwort Polypodiales Aspleniaceae 4
Asplenium rhizophyllum Walking Fern Polypodiales Aspleniaceae 4
Asplenium ruta-muraria Wall-rue Spleenwort Polypodiales Aspleniaceae 4
Asplenium scolopendrium
 var. americanum
Hart's-tongue Fern Polypodiales Aspleniaceae 2
Asplenium trichomanes
 ssp. quadrivalens
Maidenhair Spleenwort Polypodiales Aspleniaceae 4
Asplenium trichomanes
 ssp. trichomanes
Maidenhair Spleenwort Polypodiales Aspleniaceae 4
Asplenium viride
 ~ A. trichomanes-ramosum
Green Spleenwort Polypodiales Aspleniaceae 1
Astragalus neglectus Cooper's Milkvetch Fabales Fabaceae Faboideae Galegeae 1
Athyrium filix-femina
 ssp. angustum
Lady Fern Polypodiales Athyriaceae 4
Athyrium filix-femina
 ssp. asplenioides
Lady Fern Polypodiales Athyriaceae 4
Atriplex dioica Thickleaf Orach Caryophyllales Chenopodiaceae Chenopodioideae Chenopodieae 1
Atriplex glabriuscula Seaside Orach Caryophyllales Chenopodiaceae Chenopodioideae Chenopodieae 1
Azolla caroliniana Mosquito-fern Salviniales Salviniaceae 4
Bartonia paniculata
 ssp. paniculata
Screw-stem Gentianales Gentianaceae Gentianeae 1
Betula glandulosa Tundra Dwarf Birch Juglandales Betulaceae Betuloideae 1
Betula minor Dwarf White Birch Juglandales Betulaceae Betuloideae 1
Betula nigra River Birch Juglandales Betulaceae Betuloideae 3
Betula pumila Swamp Birch Juglandales Betulaceae Betuloideae 2
Bidens bidentoides Delmarva Beggar-ticks Asterales Asteraceae Asteroideae Coreopsideae Coreopsidinae 3
Bidens hyperborea
 var. hyperborea
Estuary Beggar-ticks Asterales Asteraceae Asteroideae Coreopsideae Coreopsidinae 1
Bidens laevis Smooth Bur-marigold Asterales Asteraceae Asteroideae Coreopsideae Coreopsidinae 2
Blephilia ciliata Downy Wood-mint Lamiales Lamiaceae Nepetoideae Mentheae Menthinae 1
Boechera dentata Toothed Rock-cress Capparales Brassicaceae Boechereae 2
Boechera grahamii Purple Rock-cress Capparales Brassicaceae Boechereae 2
Boechera missouriensis Green Rock-cress Capparales Brassicaceae Boechereae 2
Boechera stricta Drummond's Rock-cress Capparales Brassicaceae Boechereae 2
Bolboschoenus maritimus
 ssp. paludosus
Seaside Bulrush Juncales Cyperaceae Cyperoideae Fuireneae 2
Bolboschoenus novae-angliae Saltmarsh Bulrush Juncales Cyperaceae Cyperoideae Fuireneae 1
Botrychium campestre Prairie Dunewort Ophioglossales Ophioglossaceae 1
Botrychium dissectum Cut-leaf Grape Fern Ophioglossales Ophioglossaceae 4
Botrychium lanceolatum
 ssp. angustisegmentum
Lance-leaf Grape Fern Ophioglossales Ophioglossaceae 4
Botrychium lunaria Common Moonwort Ophioglossales Ophioglossaceae 1
Botrychium matricariifolium Matricary Grape Fern Ophioglossales Ophioglossaceae 4
Botrychium minganense Mingan Moonwort Ophioglossales Ophioglossaceae 1
Botrychium multifidum Leathery Grape Fern Ophioglossales Ophioglossaceae 4
Botrychium oneidense Blunt-lobe Grape Fern Ophioglossales Ophioglossaceae 2
Botrychium rugulosum Rugulose grape-fern Ophioglossales Ophioglossaceae 1
Botrychium simplex Least Moonwort Ophioglossales Ophioglossaceae 4
Botrychium virginianum Rattlesnake Fern Ophioglossales Ophioglossaceae 4
Bouteloua curtipendula
 var. curtipendula
Side-oats Grama Poales Poaceae Chloridoideae Cynodonteae Boutelouinae 1
Bromus nottowayanus Nottoway Brome Grass Poales Poaceae Pooideae Hordeeae Bromineae 1
Buchnera americana Blue-hearts Lamiales Orobanchaceae Rhinanthoideae Buchnereae 1
Calamagrostis perplexa Wood Reedgrass Poales Poaceae Pooideae Poeae Agrostidinae 1
Calamagrostis pickeringii Pickering's Reedgrass Poales Poaceae Pooideae Poeae Agrostidinae 3
Calamagrostis porteri
 ssp. porteri
Porter's Reedgrass Poales Poaceae Pooideae Poeae Agrostidinae 1
Calamagrostis stricta
 ssp. inexpansa
New England Northern Reedgrass Poales Poaceae Pooideae Poeae Agrostidinae 2
Calamagrostis stricta
 ssp. stricta
Northern Reedgrass Poales Poaceae Pooideae Poeae Agrostidinae 1
Callitriche hermaphroditica Autumnal Water-starwort Lamiales Plantaginaceae Callitricheae 1
Callitriche terrestris Terrestrial Starwort Lamiales Plantaginaceae Callitricheae 2
Calopogon tuberosus
 var. tuberosus
Grass Pink Orchidales Orchidaceae Epidendroideae Arethuseae 4
Calypso bulbosa Fairy Slipper Orchidales Orchidaceae Epidendroideae Calypsoeae 1
Campanula rotundifolia Harebell Asterales Campanulaceae Campanuloideae 4
Campanulastrum americanum Tall Bellflower Asterales Campanulaceae Campanuloideae 1
Cardamine douglassii Purple Cress Capparales Brassicaceae Cardamineae 2
Cardamine longii Long's Bittercress Capparales Brassicaceae Cardamineae 2
Cardamine rotundifolia Mountain Watercress Capparales Brassicaceae Cardamineae 1
Carex abscondita Thicket Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex aggregata Glomerate Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex albicans
 var. emmonsii
Emmons' Sedge Juncales Cyperaceae Cyperoideae Cariceae 3
Carex amphibola Narrow-leaved Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex arcta Northern Clustered Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex atherodes Awned Sedge Juncales Cyperaceae Cyperoideae Cariceae 3
Carex atratiformis Scabrous Black Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex backii Back's Sedge Juncales Cyperaceae Cyperoideae Cariceae 2
Carex barrattii Barratt's Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex bicknellii Bicknell's Sedge Juncales Cyperaceae Cyperoideae Cariceae 3
Carex bigelowii Bigelow's Sedge Juncales Cyperaceae Cyperoideae Cariceae 2
Carex bullata Button Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex bushii Bush's Sedge Juncales Cyperaceae Cyperoideae Cariceae 3
Carex buxbaumii Brown Bog Sedge Juncales Cyperaceae Cyperoideae Cariceae 2
Carex capillaris Hair-like Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex careyana Carey's Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex caroliniana Carolina sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex chordorrhiza Creeping Sedge Juncales Cyperaceae Cyperoideae Cariceae 2
Carex collinsii Collins' Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex conjuncta Soft Fox Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex crawei Crawe's Sedge Juncales Cyperaceae Cyperoideae Cariceae 2
Carex cryptolepis Northeastern Sedge Juncales Cyperaceae Cyperoideae Cariceae 3
Carex cumulata Clustered Sedge Juncales Cyperaceae Cyperoideae Cariceae 2
Carex davisii Davis' Sedge Juncales Cyperaceae Cyperoideae Cariceae 2
Carex debilis
 var. debilis
White-edge Sedge Juncales Cyperaceae Cyperoideae Cariceae 2
Carex decomposita Cypress-knee Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex echinoides Bristly Nodding Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex emoryi Emory's Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex formosa Handsome Sedge Juncales Cyperaceae Cyperoideae Cariceae 2
Carex frankii Frank's Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex garberi Elk Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex glaucodea Glaucous Sedge Juncales Cyperaceae Cyperoideae Cariceae 2
Carex gynocrates Northern Bog Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex haydenii Cloud Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex hormathodes Marsh Straw Sedge Juncales Cyperaceae Cyperoideae Cariceae 2
Carex houghtoniana Houghton's Sedge Juncales Cyperaceae Cyperoideae Cariceae 2
Carex jamesii James' Sedge Juncales Cyperaceae Cyperoideae Cariceae 2
Carex livida Livid Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex lupuliformis False Hop Sedge Juncales Cyperaceae Cyperoideae Cariceae 2
Carex meadii Mead's Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex merritt-fernaldii Fernald's Sedge Juncales Cyperaceae Cyperoideae Cariceae 2
Carex mesochorea Midland Sedge Juncales Cyperaceae Cyperoideae Cariceae 2
Carex mitchelliana Mitchell's Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex molesta Troublesome Sedge Juncales Cyperaceae Cyperoideae Cariceae 2
Carex muehlenbergii
 var. enervis
Muhlenberg's Sedge Juncales Cyperaceae Cyperoideae Cariceae 3
Carex nigra Black Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex nigromarginata Black-edge Sedge Juncales Cyperaceae Cyperoideae Cariceae 2
Carex oligosperma Few-seed Sedge Juncales Cyperaceae Cyperoideae Cariceae 3
Carex retroflexa Reflexed Sedge Juncales Cyperaceae Cyperoideae Cariceae 2
Carex reznicekii Reznicek's Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex sartwellii Sartwell's Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex schweinitzii Schweinitz' Sedge Juncales Cyperaceae Cyperoideae Cariceae 2
Carex scirpoidea
 ssp. scirpoidea
Canadian Single-spike Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex shortiana Short's Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex straminea Straw Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex striata
 var. brevis
Walter's Sedge Juncales Cyperaceae Cyperoideae Cariceae 3
Carex striatula Lined Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex styloflexa Bent Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex sychnocephala Many-head Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex tenuiflora Sparse-flowered Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex tincta Tinged Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex typhina Cat-tail Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex vaginata Sheathed Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex venusta Dark-green Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex wiegandii Wiegand's Sedge Juncales Cyperaceae Cyperoideae Cariceae 1
Carex willdenowii Willdenow's Sedge Juncales Cyperaceae Cyperoideae Cariceae 3
Carya laciniosa Big Shellbark Hickory Juglandales Juglandaceae Juglandoideae Caryeae 2
Castilleja coccinea Scarlet Indian-paintbrush Lamiales Orobanchaceae Rhinanthoideae Castillejeae 1
Ceanothus herbaceus Prairie Redroot Rhamnales Rhamnaceae Ziziphoideae Pomaderreae 1
Celastrus scandens American Bittersweet Celastrales Celastraceae Celastroideae 3
Cenchrus tribuloides Dune Sandspur Poales Poaceae Panicoideae Paniceae Cenchrinae 2
Ceratophyllum echinatum Prickly Hornwort Ceratophyllales Ceratophyllaceae 3
Chaerophyllum procumbens Spreading Chervil Apiales Apiaceae Apioideae Scandiceae Scandicinae 1
Chamaecyparis thyoides Atlantic White Cedar Pinales Cupressaceae Cupressoideae 2
Chamaelirium luteum Fairy Wand Liliales Melanthiaceae Chionographideae 1
Chasmanthium laxum Slender Spikegrass Poales Poaceae Panicoideae Centotheceae 1
Cheilanthes lanosa Wooly Lip-fern Polypodiales Pteridaceae Cheilanthoideae 1
Chelone glabra Turtle-heads Lamiales Plantaginaceae Cheloneae 4
Chenopodium berlandieri
 var. macrocalycium
Large-calyx Goosefoot Caryophyllales Chenopodiaceae Chenopodioideae Chenopodieae 1
Chenopodium rubrum
~ Oxybasis rubra
Red Pigweed Caryophyllales Chenopodiaceae Chenopodioideae Chenopodieae 2
Chimaphila maculata Spotted Wintergreen Ericales Ericaceae Monotropoideae Pyroleae 4
Chimaphila umbellata
 ssp. cisatlantica
Pipsissewa Ericales Ericaceae Monotropoideae Pyroleae 4
Clintonia umbellulata Speckled Woodlily Liliales Liliaceae Medeoloideae 3
Coeloglossum viride Long-bracted Orchid Orchidales Orchidaceae Orchidoideae Orchideae 4
Collinsia verna Blue-eyed-Mary Lamiales Plantaginaceae Cheloneae 1
Conopholis americana Squawroot Lamiales Orobanchaceae Orobanchoideae Orobancheae 4
Corallorhiza maculate
 var. maculata
Spotted Coralroot Orchidales Orchidaceae Epidendroideae Maxillarieae 4
Corallorhiza odontorhiza
 var. odontorhiza
Autumn Coralroot Orchidales Orchidaceae Epidendroideae Maxillarieae 4
Corallorhiza odontorhiza
 var. pringlei
Autumn Coralroot Orchidales Orchidaceae Epidendroideae Maxillarieae 4
Corallorhiza striata
 var. striata
Striped Coralroot Orchidales Orchidaceae Epidendroideae Maxillarieae 1
Corema conradii Broom Crowberry Ericales Ericaceae Empetroideae Empetreae 1
Coreopsis rosea Rose Coreopsis Asterales Asteraceae Asteroideae Coreopsideae Coreopsidinae 3
Cornus drummondii Rough-leaf Dogwood Cornales Cornaceae Cornoideae 1
Cornus florida Flowering Dogwood Cornales Cornaceae Cornoideae 4
Corydalis aurea Golden Corydalis Ranunculales Papaveraceae Fumarioideae Corydaleae 2
Corydalis flavula Yellow Harlequin Ranunculales Papaveraceae Fumarioideae Corydaleae 3
Crassula aquatica Water Pigmyweed Saxifragales Crassulaceae Crassuloideae 1
Crataegus berberifolia Barberry-leaved Hawthorn Rosales Rosaceae Maloideae Maleae 1
Crataegus mollis Downy Hawthorn Rosales Rosaceae Maloideae Maleae 1
Crataegus uniflora Dwarf Hawthorn Rosales Rosaceae Maloideae Maleae 1
Crocanthemum dumosum Bushy Rockrose Malvales Cistaceae 2
Crocanthemum propinquum Early Frostweed Malvales Cistaceae 2
Crotalaria sagittalis Rattlebox Fabales Fabaceae Faboideae Crotalarieae 1
Cryptogramma stelleri Slender Cliff Brake Polypodiales Pteridaceae Cryptogrammoideae 4
Cuscuta campestris Field Dodder Solanales Convolvulaceae Cuscutoideae 1
Cuscuta cephalanthi Button-bush Dodder Solanales Convolvulaceae Cuscutoideae 1
Cuscuta compacta Sessile Dodder Solanales Convolvulaceae Cuscutoideae 3
Cuscuta obtusiflora
 var. glandulosa
Southern Dodder Solanales Convolvulaceae Cuscutoideae 1
Cuscuta pentagona Five-angled Field-dodder Solanales Convolvulaceae Cuscutoideae 3
Cuscuta polygonorum Smartweed Dodder Solanales Convolvulaceae Cuscutoideae 1
Cynoglossum virginianum
 var. boreale
Northern Wild Comfrey Boraginales Boraginaceae Boraginoideae Cynoglosseae 1
Cynoglossum virginianum
 var. virginianum
Wild Comfrey Boraginales Boraginaceae Boraginoideae Cynoglosseae 1
Cyperus echinatus Globose Flatsedge Juncales Cyperaceae Cyperoideae Cypereae 1
Cyperus erythrorhizos Red-rooted Flatsedge Juncales Cyperaceae Cyperoideae Cypereae 3
Cyperus flavescens Yellow Flatsedge Juncales Cyperaceae Cyperoideae Cypereae 1
Cyperus houghtonii Houghton's Flatsedge Juncales Cyperaceae Cyperoideae Cypereae 3
Cyperus lupulinus
 ssp. lupulinus
Hop Sedge Juncales Cyperaceae Cyperoideae Cypereae 2
Cyperus odoratus Rusty Flatsedge Juncales Cyperaceae Cyperoideae Cypereae 3
Cyperus polystachyos
 var. texensis
Coast Flatsedge Juncales Cyperaceae Cyperoideae Cypereae 1
Cyperus retrorsus
 var. retrorsus
Retrorse Flatsedge Juncales Cyperaceae Cyperoideae Cypereae 1
Cyperus schweinitzii Schweinitz's Flatsedge Juncales Cyperaceae Cyperoideae Cypereae 3
Cypripedium acaule Pink Ladyslipper Orchidales Orchidaceae Cypripedioideae 4
Cypripedium arietinum Ram's-head Ladyslipper Orchidales Orchidaceae Cypripedioideae 2
Cypripedium candidum Small White Ladyslipper Orchidales Orchidaceae Cypripedioideae 1
Cypripedium parviflorium
 var. makasin
Small Yellow Ladyslipper Orchidales Orchidaceae Cypripedioideae 4
Cypripedium parviflorium
 var. parviflorium
Small Yellow Ladyslipper Orchidales Orchidaceae Cypripedioideae 4
Cypripedium parviflorium
 var. pubescens
Yellow Ladyslipper Orchidales Orchidaceae Cypripedioideae 4
Cypripedium parviflorum
 var. parviflorum
Small Yellow Ladyslipper Orchidales Orchidaceae Cypripedioideae 1
Cypripedium reginae Showy Ladyslipper Orchidales Orchidaceae Cypripedioideae 4
Cystopteris bulbifera Bulblet Fern Polypodiales Cystopteridaceae 4
Cystopteris fragilis Common Fragile Fern Polypodiales Cystopteridaceae 4
Cystopteris protrusa Lowland Fragile Fern Polypodiales Cystopteridaceae 1
Cystopteris tenuis Fragile Fern Polypodiales Cystopteridaceae 4
Dendrolycopodium dendroideum Northern Tree Clubmoss 4
Dendrolycopodium obscurum Ground Pine 4
Deparia acrostichoides Silvery Spleenwort 4
Descurainia pinnata
 ssp. brachycarpa
Northern Tansy-mustard 1
Desmodium ciliare Little-leaf Tick-trefoil 2
Desmodium humifusum Spreading Tick-clover 1
Desmodium laevigatum Smooth Tick-clover 1
Desmodium nuttallii Nuttall's Tick-clover 1
Desmodium obtusum Beggar-lice 1
Desmodium pauciflorum Small-flowered Tick-clover 1
Diapensia lapponica
 var. lapponica
Diapensia 2
Diarrhena obovata Beakgrass 2
Dichanthelium leibergii Leiberg's Panic Grass 1
Dichanthelium oligosanthes
 var. oligosanthes
Few-flowered Panic Grass 1
Dichanthelium scabriusculum Panic Grass 1
Dichanthelium scoparium Velvet Panic Grass 1
Dichanthelium wrightianum Wright's Panic Grass 1
Digitaria filiformis Slender Crabgrass 1
Diospyros virginiana Persimmon 2
Diphasiastrum complanatum Northern Running-pine 1
Diphasiastrum digitatum Running-pine 4
Diphasiastrum sitchense Sitka Clubmoss 1
Diphasiastrum tristachyum Ground Cedar 4
Diplazium pycnocarpon Glade Fern 4
Draba arabisans Rock-cress 2
Draba glabella Smooth Rock-cress 1
Draba reptans Carolina Whitlow-grass 2
Dracocephalum parviflorum American Dragonhead 1
Drosera filiformis Dew-thread 3
Drosera filiformis Dewthread 4
Drosera intermedia Sundew 4
Drosera rotundifolia
 var. comosa
Sundew 4
Drosera rotundifolia
 var. rotundifolia
Sundew 4
Dryopteris campyloptera Mountain Wood Fern 4
Dryopteris carthusiana Spinulose Wood Fern 4
Dryopteris celsa Log Fern 1
Dryopteris clintoniana Clinton's Shield Fern 4
Dryopteris cristata Crested Wood Fern 4
Dryopteris fragrans Fragrant Cliff Fern 1
Dryopteris goldiana Giant Wood Fern 4
Dryopteris intermedia
 ssp. intermedia
Fancy Fern 4
Dryopteris marginalis Marginal Wood Fern 4
Elatine americana American Waterwort 1
Eleocharis aestuum Tidal Spikerush 1
Eleocharis diandra Wright's Spikerush 1
Eleocharis engelmannii Engelmann's Spikerush 1
Eleocharis equisetoides Knotted Spikerush 2
Eleocharis fallax Creeping Spikerush 1
Eleocharis melanocarpa Black-fruited Spikerush 3
Eleocharis ovata Ovate Spikerush 1
Eleocharis quadrangulata Angled Spikerush 1
Eleocharis robbinsii Robbins Spikerush 3
Eleocharis tenuis
 var. pseudoptera
Slender Spikerush 1
Eleocharis tricostata Three-ribbed Spikerush 1
Eleocharis tuberculosa Long-tubercled Spikerush 2
Eleocharis uniglumis
 var. halophila
Salt-marsh Spikerush 2
Elymus glaucus
 ssp. glaucus
Blue Wild Rye 1
Empetrum atropurpureum Purple Crowberry 1
Empetrum nigrum Black Crowberry 3
Endodeca serpentaria Virginia Snakeroot 2
Epigaea repens Trailing Arbutus 4
Epilobium hornemannii
 ssp. hornemannii
Alpine Willow-herb 1
Equisetum palustre Marsh Horsetail 2
Equisetum pratense Meadow Horsetail 2
Erechtites hieraciifolius
 var. megalocarpa
Fireweed 1
Erigenia bulbosa Harbinger-of-spring 1
Erigeron hyssopifolius Daisy Fleabane 1
Erigeron philadelphicus
 var. provancheri
Provancher's Fleabane 1
Eriophorum angustifolium
 ssp. angustifolium
Narrow-leaf Cottongrass 1
Euonymus americanus American Strawberry-bush 1
Euonymus obovatus Running Strawberry-bush 4
Eupatorium album
 var. subvenosum
White Boneset 2
Eupatorium album
 var. album
White Boneset Asteraceae Asteroideae Eupatorieae 1
Eupatorium leucolepis
 var. leucolepis
White-bracted Boneset Asteraceae Asteroideae Eupatorieae 1
Eupatorium pubescens Serrate Round-leaf Boneset Asteraceae Asteroideae Eupatorieae 1
Eupatorium rotundifolium
 var. rotundifolium
Round-leaf Boneset Asteraceae Asteroideae Eupatorieae 1
Eupatorium torreyanum Fringed Boneset 2
Euphorbia ipecacuanhae American Ipecac 1
Eurybia radula Swamp Aster 1
Eurybia spectabilis Showy Aster 2
Festuca saximontana
 var. saximontana
Sheep Fescue 1
Fimbristylis castanea Marsh Fimbry 2
Frasera caroliniensis Green Gentian 2
Fuirena pumila Dwarf Umbrella Sedge 3
Galearis spectabilis Showy Orchis 4
Galium concinnum Shining Bedstraw 1
Galium kamtschaticum Northern Wild-licorice 1
Gaylussacia bigeloviana Dwarf Huckleberry 1
Gentiana andrewsii Closed Gentian 4
Gentiana clausa Blind Gentian 4
Gentiana linearis Closed Gentian 4
Gentiana saponaria Soapwort Gentian 1
Gentianella quinquefolia
 ssp. quinquefolia
Stiff Gentian 4
Gentianopsis crinita Fringed Gentian 4
Gentianopsis virgata Lesser Fringed Gentian 1
Geocaulon lividum Purple Comandra 1
Geum macrophyllum
 var. macrophyllum
Bigleaf Yellow Avens 1
Geum triflorum
 var. triflorum
Prairie-smoke 2
Geum virginianum Rough Avens 2
Goodyera pubescens Downy Rattlesnake-plantain 4
Goodyera repens Dwarf Rattlesnake-plantain 4
Goodyera tesselata Rattlesnake Plantain 4
Gymnocarpium dryopteris Oak Fern 4
Gymnocladus dioicus Kentucky Coffee Tree 1
Hackelia deflexa
 var. americana
Northern Stickseed 1
Halenia deflexa Spurred Gentian 1
Hasteola suaveolens Sweet-scented Indian-plantain 1
Hedeoma hispida Mock-pennyroyal 2
Helianthus angustifolius Swamp Sunflower 2
Heteranthera reniformis Kidneyleaf Mud-plantain 3
Heuchera americana
 var. americana
American Alumroot 3
Hippuris vulgaris Common Mare's-tail 1
Hottonia inflata Featherfoil 2
Houstonia purpurea
 var. calycosa
Southern Bluets 1
Houstonia purpurea
 var. purpurea
Purple Bluets 1
Huperzia appressa Appalachian Firmoss 3
Huperzia lucidula Shining Firmoss 4
Huperzia selago Fir Clubmoss 1
Hydrangea arborescens Wild Hydrangea 2
Hydrastis canadensis Golden-seal 2
Hydrocotyle ranunculoides Floating Pennywort 1
Hydrocotyle umbellata Water-pennywort 3
Hydrocotyle verticillata Whorled-pennywort 1
Hydrophyllum appendiculatum Appendaged Waterleaf 1
Hylotelephium telephioides Live-forever 1
Hypericum adpressum Creeping St. John's-wort 2
Hypericum ascyron Great St. John's-wort 3
Hypericum densiflorum Bushy St. John's-wort 1
Hypericum denticulatum Coppery St. John's-wort 1
Hypericum hypericoides
 ssp. multicaule
St. Andrew's Cross 1
Hypericum prolificum Shrubby St. John's-wort 2
Ilex glabra Gallberry 4
Ilex laevigata Smooth Winterberry 4
Ilex montana Mountain Winterberry 4
Ilex opaca
 var. opaca
American Holly 4
Ilex verticillata Black Alder 4
Ipomoea pandurata Wild Potato-vine 1
Iris prismatica Slender Blue Flag 2
Iris virginica
 var. shrevei
Southern Blue Flag 1
Isoetes lacustris Large-spored Quillwort 3
Isoetes riparia Riverbank Quillwort 1
Isotria medeoloides Small Whorled Pogonia Orchidaceae 1
Isotria verticillata Large Whorled Pogonia 4
Jeffersonia diphylla Twin-leaf 2
Juglans cinerea Butternut 4
Juncus ambiguus Doubtful Toad-rush 1
Juncus biflorus Large Grass-leaved Rush 1
Juncus brachycarpus Short-fruit Rush 1
Juncus debilis Weak Rush 1
Juncus ensifolius Ensiform Rush 1
Juncus scirpoides Scirpus-like Rush 1
Juncus stygius
 ssp. americanus
Moor-rush 1
Juncus subcaudatus Woods-rush 1
Juncus trifidus Arctic Rush 2
Juniperus horizontalis Creeping Juniper 1
Kalmia angustifolia Sheep Laurel 4
Kalmia latifolia Mountain Laurel 4
Kalmia polifolia Bog Laurel 4
Kalmia procumbens Alpine Azalea 1
Lachnanthes caroliana Carolina Redroot 1
Lactuca floridana False Lettuce 1
Lactuca hirsuta Downy Lettuce 1
Lathyrus ochroleucus Creamy Wild-pea 3
Lathyrus venosus Rough Veiny Vetchling 1
Lechea pulchella
 var. moniliformis
Bead Pinweed 1
Lechea racemulosa Illinois Pinweed 3
Lechea tenuifolia Slender Pinweed 2
Lemna perpusilla Minute Duckweed 1
Lemna valdiviana Pale Duckweed 1
Leptochloa fusca
 ssp. fascicularis
Salt-meadow Grass 1
Lespedeza angustifolia Narrow-leaved Bush-clover 2
Lespedeza frutescens Violet Bush-clover 3
Lespedeza repens Trailing Bush-clover 3
Lespedeza stuevei Velvety Bush-clover 2
Liatris cylindracea Slender Blazing-star 1
Liatris scariosa
 var. novae-angliae
Northern Blazing-star 2
Liatris scariosa
 var. nieuwlandii
Nieuwland's Blazing-star 1
Ligusticum scothicum
 ssp. scothicum
Scotch Lovage 1
Lilaeopsis chinensis Eastern Grasswort 2
Lilium canadense
 ssp. canadense
Canada Lily 4
Lilium canadense
 ssp. editorium
Canada Lily 4
Lilium michiganense Michigan Lily 1
Lilium philadelphicum Woodlily 4
Lilium superbum Turk's-cap Lily 4
Limonium carolinianum Sea Lavender 4
Limosella australis Mudwort 3
Linum intercursum Sandplain Wild Flax 2
Linum medium
 var. texanum
Southern Yellow Flax 2
Linum striatum Stiff Yellow Flax 3
Linum sulcatum Yellow Wild Flax 2
Liparis liliifolia Large Twayblade 1
Liparis loeselii Bog Twayblade 4
Lipocarpha micrantha Dwarf Bulrush 1
Listera auriculata Auricled Twayblade 1
Listera australis Southern Twayblade 1
Listera convallarioides Broad-lipped Twayblade 1
Listera cordata
 var. cordata
Heartleaf Twayblade 4
Lithospermum caroliniense
 ssp. croceum
Golden Puccoon 1
Littorella uniflora American Shore-grass 1
Lobelia cardinalis Cardinal-flower 4
Lobelia dortmanna Water Lobella 4
Lobelia nuttallii Nuttall's Lobelia 3
Ludwigia sphaerocarpa Globe-fruited Ludwigia 2
Lupinus perennis Wild Lupine 3
Luzula bulbosa Hairy Woodrush 3
Luzula echinata Spiny Woodrush 3
Luzula spicata Spiked Woodrush 1
Lycopodiella alopecuroides Foxtail Clubmoss 4
Lycopodiella appressa Swamp Clubmoss 4
Lycopodiella inundata Northern Bog Clubmoss 4
Lycopodium clavatum Running Cedar 4
Lycopus amplectens Water-horehound 2
Lycopus rubellus Gypsy-wort 1
Lygodium palmatum Climbing Fern Lygodiaceae 1
Lysimachia hybrida Lance-leaved Loosestrife 1
Lysimachia quadriflora Four-flowered Loosestrife 1
Lythrum lineare Saltmarsh Loosestrife 1
Magnolia virginiana Sweetbay Magnolia 1
Malaxis bayardii Bayard's Adder's-mouth Orchid 1
Malaxis monophyllos
 var. brachypoda
White Adder's-mouth 4
Malaxis unifolia Green Adder's-mouth 4
Matteuccia struthiopteris Ostrich Fern 4
Melanthium virginicum Virginia Bunchflower 1
Mertensia virginica Virginia Bluebells 4
Mimulus alatus Winged Monkeyflower 3
Minuartia caroliniana Pine-barren Sandwort 3
Minuartia glabra Appalachian Sandwort 3
Minuartia groenlandica Mountain Sandwort 3
Monarda clinopodia Basil-balm 1
Monarda didyma Bee-balm 4
Myrica caroliniensis Bayberry 4
Myriophyllum alterniflorum Water Milfoil 2
Myriophyllum farwellii Farwell's Water-milfoil 2
Myriophyllum pinnatum Green Parrot's-feather 1
Najas guadalupensis
 ssp. muenscheri
Hudson River Water-nymph 1
Najas guadalupensis
 ssp. olivacea
Southern Naiad 1
Najas marina Holly-leaved Naiad 1
Oclemena nemoralis Bog Aster 3
Oenothera laciniata Cut-leaved Evening-primrose 1
Oenothera oakesiana Oakes' Evening Primrose 2
Oldenlandia uniflora Clustered Bluets 1
Oligoneuron album Upland Goldenrod 3
Oligoneuron houghtonii Houghton's Goldenrod 1
Oligoneuron ohioense Ohio Goldenrod 2
Oligoneuron rigidum
 var. rigidum
Stiff-leaf Goldenrod 2
Omalotheca sylvatica Woodland Cudweed 1
Onosmodium virginianum Virginia False Gromwell 1
Ophioglossum pusillum Adder's-tongue 4
Opuntia humifusa
 var. humifusa
Eastern Prickly Pear 4
Orontium aquaticum Golden Club 2
Osmunda cinnamomea Cinnamon Fern 4
Osmunda claytoniana Interrupted Fern 4
Osmunda regalis
 ssp. spectabilis
Royal Fern 4
Oxalis violacea Violet Wood-sorrel 2
Oxypolis rigidior Stiff Cowbane 1
Panax quinquefolius Ginseng 4
Panicum amarum Bitter Panic Grass 3
Panicum flexile Wiry Panic Grass 3
Panicum rigidulum
 var. elongatum
Tall Flat Panic Grass 1
Parnassia glauca Grass-of-parnassus 4
Paspalum laeve Field Beadgrass 1
Pedicularis lanceolata Swamp Lousewort 2
Pellaea atropurpurea Purple Cliff Brake 4
Pellaea glabella
 ssp. glabella
Smooth Cliff Brake 2
Persicaria careyi Carey's Smartweed 1
Persicaria setacea Swamp Smartweed 1
Petasites frigidus
 var. palmatus
Sweet Coltsfoot 1
Phegopteris connectilis Northern Beech Fern 4
Phegopteris hexagonoptera Broad Beech Fern 4
Phlox maculata
 ssp. maculata
Wild Sweet-william 1
Phlox pilosa Downy Phlox 1
Phragmites australis
 ssp. americanus
American Phragmites 3
Physalis virginiana Virginia Ground-cherry 1
Pinguicula vulgaris Butterwort 2
Pinus banksiana Jack Pine 3
Pinus echinata Shortleaf Pine 1
Pinus virginiana Virginia Pine 1
Piptatherum canadense Canada Ricegrass 2
Plantago cordata Heartleaf Plantain 3
Plantago maritima
 var. juncoides
Seaside Plantain 2
Platanthera aquilonis Northern Green Orchid 4
Platanthera blephariglottis
 var. blephariglottis
White Fringed Orchid 4
Platanthera ciliaris Orange Fringed Orchis 1
Platanthera clavellata Green Wooldland Orchid 4
Platanthera cristata Crested Fringed Orchis 1
Platanthera dilatata
 var. dilatata
Bog-candle 4
Platanthera flava
 var. herbiola
Tubercled Orchid 4
Platanthera grandiflora Large Purple Fringed Orchid 4
Platanthera hookeri Hooker's Orchid 1
Platanthera lacera Ragged Fringed Orchid 4
Platanthera leucophaea Eastern Prairie Fringed Orchid 1
Platanthera obtusata Blunt-leaved Orchid 4
Platanthera orbiculata Large Round-leaved Orchid 4
Platanthera psycodes Small Purple Fringed Orchid 4
Poa cuspidata Bluegrass 1
Poa glauca
 ssp. glauca
White Bluegrass 1
Poa interior Inland Bluegrass 1
Poa laxa
 ssp. fernaldiana
Fernald's Bluegrass 1
Poa paludigena Slender Marsh Bluegrass 1
Poa sylvestris Woodland Bluegrass 1
Podostemum ceratophyllum Riverweed 2
Pogonia ophioglossoides Rose Pogonia 4
Polemonium vanbruntiae Jacob's-ladder 3
Polygala cruciata
 var. aquilonia
Cross-leaf Milkwort 3
Polygala lutea Orange Milkwort 1
Polygala nuttallii Nuttall's Milkwort 2
Polygonum aviculare
 ssp. buxiforme
Small's Knotweed 1
Polygonum douglasii Douglas' Knotweed 2
Polygonum glaucum Seabeach Knotweed 3
Polygonum tenue Slender Knotweed 3
Polypodium virginianum Rock Polypody 4
Polystichum acrostichoides Christmas Fern 4
Polystichum braunii Braun's Holly Fern 4
Polystichum lonchitis Northern Holly-fern 1
Populus heterophylla Swamp Cottonwood 2
Potamogeton alpinus Northern Pondweed 2
Potamogeton confervoides Algae-like Pondweed 3
Potamogeton diversifolius Water-thread Pondweed 1
Potamogeton hillii Hill's Pondweed 2
Potamogeton ogdenii Ogden's Pondweed 1
Potamogeton pulcher Spotted Pondweed 2
Potamogeton strictifolius Straight-leaf Pondweed 1
Potentilla paradoxa Bushy Cinquefoil 1
Prenanthes boottii Boott's Rattlesnake-root 1
Prenanthes crepidinea Nodding Rattlesnake-root 1
Primula mistassinica Bird's-eye Primrose 2
Proserpinaca pectinata Comb-leaved Mermaid-weed 2
Prunus pumila
 var. depressa
Dwarf Sand-cherry 2
Prunus pumila
 var. pumila
Low Sand-cherry 1
Pseudognaphalium micradenium Catfoot 1
Pseudolycopodiella caroliniana Carolina Clubmoss 1
Ptelea trifoliata
 ssp. trifoliata
Wafer-ash 1
Pteridium aquilinum
 var. pseudocaudatum
Southeastern Bracken Dennstaedtiaceae 1
Pterospora andromedea Giant Pine-drops 1
Ptilimnium capillaceum Mock Bishop's-weed 3
Pycnanthemum clinopodioides Basil Mountain-mint 1
Pycnanthemum muticum Blunt Mountain-mint 2
Pycnanthemum torrei Torrey's Mountain-mint 1
Pycnanthemum verticillatum
 var. verticillatum
Whorled Mountain-mint 1
Pyrola asarifolia
 ssp. asarifolia
Pink Wintergreen 2
Pyrola minor Snowline Wintergreen 1
Pyxidanthera barbulata Flowering Pixiemoss 1
Quercus marilandica
 var. marilandica
Blackjack Oak 3
Quercus phellos Willow Oak 1
Quercus shumardii
 var. shumardii
Shumard Oak 1
Ranunculus cymbalaria Seaside Crowfoot 1
Ranunculus hispidus
 var. nitidus
Swamp Buttercup 1
Ranunculus micranthus Small-flowered Crowfoot 3
Rhodiola integrifolia
 ssp. leedyi
Leedy's Roseroot 1
Rhodiola rosea Roseroot 1
Rhododendron canadense Rhodora 2
Rhododendron lapponicum
 var. lapponicum
Lapland Rosebay 1
Rhododendron maximum Great Laurel 4
Rhododendron periclymenoides Pinkster 4
Rhododendron prinophyllum Early Azalea 4
Rhododendron viscosum Swamp Azalea 4
Rhynchospora fusca Sooty Beakrush 3
Rhynchospora inundata Drowned Beakrush 2
Rhynchospora macrostachya Tall Beakrush 3
Rhynchospora nitens Short-beaked Beakrush 2
Rhynchospora pallida Pale Beakrush 1
Rhynchospora scirpoides Long-beaked Beakrush 3
Rorippa aquatica Lake-cress 2
Rosa acicularis
 ssp. sayi
Prickly Rose 1
Rotala ramosior Tooth-cup 2
Rubus cuneifolius Sand Blackberry 1
Rumex fueginus Golden Dock 1
Rumex hastatulus Heart Sorrel 1
Rumex persicarioides Seaside Dock 1
Sabatia angularis Rose-pink 1
Sabatia campanulata Slender Marsh-pink 1
Sabatia stellaris Sea-pink 2
Sagina decumbens
 ssp. decumbens
Small-flowered Pearlwort 1
Sagittaria montevidensis
 var. spongiosa
Spongy Arrowhead 2
Sagittaria subulata Strap-leaf Arrowhead 3
Sagittaria teres Quill-leaf Arrowhead 1
Salicornia bigelovii Dwarf Glasswort 2
Salix cordata Sand Dune Willow 2
Salix herbacea Dwarf Willow 1
Salix pyrifolia Balsam Willow 3
Salix uva-ursi Bearberry Willow 2
Salvia lyrata Lyre-leaf Sage 1
Salvinia minima Water-fern 4
Sanguinaria canadensis Bloodroot 4
Sarracenia purpurea Pitcher-plant 4
Saxifraga aizoides Yellow Mountain-saxifrage 2
Saxifraga oppositifolia
 ssp. oppositifolia
Purple Mountain-saxifrage 1
Saxifraga paniculata
 ssp. neogaea
White Mountain-saxifrage 1
Scheuchzeria palustris Pod Grass 3
Schizaea pusilla Curlygrass Fern Schizaeaceae 1
Schoenoplectus heterochaetus Slender Bulrush 1
Scirpus ancistrochaetus Northeastern Bulrush 1
Scirpus georgianus Georgia Bulrush 1
Scleria minor Slender Nutrush 1
Scleria muehlenbergii Reticulate Nutrush 1
Scleria pauciflora
 var. caroliniana
Few-flowered Nutrush 1
Scleria reticularis Reticulated Nutrush 3
Scleria triglomerata Whip Nutrush 1
Scleria verticillata Low Nutrush 1
Scutellaria incana
 var. incana
Hoary Skullcap 1
Scutellaria integrifolia Hyssop-skullcap 1
Scutellaria parvula
 var. parvula
Small Skullcap 3
Selaginella eclipes Hidden Spike-moss 1
Sericocarpus linifolius Flax-leaf Whitetop 2
Sesuvium maritimum Sea Purslane 1
Silene caroliniana
 ssp. pensylvanica
Wild Pink 2
Silene caroliniana
 ssp. pensylvanica
Wild Pink 4
Sisyrinchium mucronatum Michaux's Blue-eyed-grass 1
Smallanthus uvedalius Bear's-foot 1
Smilax pseudochina False China-root 1
Smilax pulverulenta Jacob's-ladder 1
Solidago latissimifolia Coastal Goldenrod 1
Solidago leiocarpa Alpine Goldenrod 2
Solidago sempervirens
 var. mexicana
Seaside Goldenrod 1
Solidago simplex
 var. monticola
Rand's Mountain Goldenrod 2
Solidago simplex
 var. racemosa
Mountain Goldenrod 1
Sparganium natans Small Bur-reed 2
Sphenopholis obtusata Prairie Wedgegrass 1
Sphenopholis pensylvanica Swamp Oats 1
Spinulum annotinum Bristly Clubmoss 4
Spinulum canadense Northern Bristly Club-moss 1
Spiraea septentrionalis Mountain Meadow-sweet 1
Spiranthes casei
 var. casei
Lady's-tresses 4
Spiranthes cernua Nodding Lady's-tresses 4
Spiranthes lacera
 var. lacera
Slender Lady's-tresses 4
Spiranthes lucida Wide-leaved Lady's-tresses 4
Spiranthes ochroleuca Creamy Lady's-tresses 4
Spiranthes romanzoffiana Hooded Lady's-tresses 4
Spiranthes tuberosa Little Lady's-tresses 4
Spiranthes vernalis Spring Ladies'-tresses 1
Sporobolus clandestinus Rough Rush-grass 1
Sporobolus heterolepis Northern Dropseed 2
Stachys hyssopifolia Rough Hedge-nettle 2
Stellaria longipes Longstalk Starwort 2
Strophostyles umbellata Pink Wild Bean 1
Stuckenia filiformis
 ssp. alpina
Slender Pondweed 1
Stuckenia filiformis
 ssp. occidentalis
Sheathed Pondweed 1
Suaeda linearis Narrow-leaf Sea-blite 1
Suaeda rolandii Roland's Sea-blite 1
Subularia aquatica
 var. americana
Water Awlwort 1
Symphyotrichum boreale Northern Bog Aster 2
Symphyotrichum ciliolatum Lindley's Aster 1
Symphyotrichum concolor
 var. concolor
Silvery Aster 1
Symphyotrichum laeve
 var. concinnum
Smooth Blue Aster 1
Symphyotrichum lanceolatum
 var. interior
Tall White Aster 1
Symphyotrichum ontarionis Ontario Aster 3
Symphyotrichum oolentangiense
 var. oolentangiense
Sky-blue Aster 1
Symphyotrichum subulatum
 var. subulatum
Saltmarsh Aster 2
Symphyotrichum tenuifolium
 var. tenuifolium
Slender Saltmarsh Aster 3
Thalictrum venulosum
 var. confine
Veiny Meadow-rue 1
Thaspium barbinode Meadow-parsnip 1
Thelypteris noveboracensis New York Fern 4
Thelypteris palustris
 var. pubescens
Marsh Fern 4
Thelypteris simulata Massachusetts Fern 4
Tilia american
 var. heterophylla
White Basswood 1
Tipularia discolor Cranefly Orchid 1
Triantha glutinosa Sticky False Asphodel 1
Trichomanes intricatum Appalachian Trichomanes Hymenophyllaceae 1
Trichophorum cespitosum
 ssp. cespitosum
Deer's Hair Sedge 2
Trichophorum clintonii Clinton's Clubrush 1
Trichostema brachiatum False-pennyroyal 3
Trichostema setaceum Tiny Blue-Curls 1
Triglochin palustre Marsh Arrow-grass 2
Trillium cernuum Nodding Trillium 4
Trillium erectum Purple Trillium 4
Trillium flexipes Nodding Trillium 1
Trillium grandiflorum White Trillium 4
Trillium sessile Toad-shade 1
Trillium undulatum Painted Trillium 4
Triphora trianthophora Nodding Pogonia 2
Tripsacum dactyloides Northern Gamma Grass 2
Trisetum melicoides Melic-oats 1
Trollius laxus Spreading Globeflower 3
Ulmus thomasii Cork Elm 2
Utricularia geminiscapa Hiddenfruit Bladderwort 3
Utricularia juncea Rush Bladderwort 1
Utricularia minor Lesser Bladderwort 3
Utricularia radiata Small Floating Bladderwort 2
Utricularia striata Fibrous Bladderwort 2
Utricularia subulata Zigzag Bladderwort 3
Uvularia puberula Mountain Bellwort 1
Vaccinium boreale High-mountain Blueberry 2
Vaccinium cespitosum Dwarf Blueberry 1
Vaccinium uliginosum Bog Bilberry 3
Valeriana uliginosa Marsh Valerian 1
Valerianella chenopodiifolia Goosefoot Corn-salad 1
Valerianella umbilicata Navel-fruited Corn-salad 1
Vernonia gigantea
 ssp. gigantea
Tall Ironweed 1
Veronica peregrina
 ssp. xalapensis
Neckweed 3
Veronicastrum virginicum Culver's-root 2
Viburnum dentatum
 var. venosum
Southern Arrowwood 2
Viburnum edule Squashberry 2
Viburnum nudum
 var. nudum
Possum-haw 1
Viola bicolor Field Pansy 1
Viola brittoniana Coast Violet 1
Viola hirsutula Southern Wood Violet 1
Viola nephrophylla Northern Bog Violet 1
Viola novae-angliae New England Violet 1
Viola pedata Bird's-foot Violet 3
Viola pedata Bird's-foot Violet 4
Viola primulifolia Primrose-leaf Violet 2
Vitis vulpina Winter Grape 1
Vittaria appalachiana Appalachian Shoestring Fern Pteridaceae 1
Vittaria appalachiana Grass Fern (also in Engangered list) 4
Woodsia alpina Alpine Cliff Fern Woodsiaceae 1
Woodsia glabella Smooth Cliff Fern Woodsiaceae 1
Woodsia ilvensis Rusty Woodsia 4
Woodsia obtusa
 ssp. obtusa
Blunt-lobed Woodsia 4
Woodwardia areolata Netted Chain Fern 4
Woodwardia virginica Virginia Chain Fern 4
Xyris smalliana Large Yellow-eyed-grass 2

Key to # column

edit

1. Endangered native plants - In danger of extirpation throughout all or a significant portion of their ranges within the state and requiring remedial action to prevent such extinction.

  • Five or fewer extant sites, or
  • Fewer than 1,000 individuals, or
  • Restricted to fewer than four U.S.G.S. 7 1/2 minute series maps, or
  • Listed as endangered by the United States Department of Interior.

2. Threatened native plants - Likely to become endangered within the foreseeable future throughout all or a significant portion of their ranges within the state.

  • Six to fewer than 20 extant sites, or
  • 1,000 to fewer than 3,000 individuals, or
  • Restricted to not less than four or more than seven U.S.G.S. 7 1/2 minute series maps, or
  • Listed as threatened by the United States Department of Interior in the Code of Federal Regulations.

3. Rare native plants

  • 20 to 35 extant sites or
  • 3,000 to 5,000 individuals statewide.

4. Exploitably vulnerable native plants - Likely to become threatened in the near future throughout all or a significant portion of their ranges within the state if causal factors continue unchecked. Includes plants that are likely to be picked for commercial and personal purposes.