Providence County

Rhode Island

FIPS: 44007
Taxa recorded: 1,558
Of which native: 1,207
Introduced: 329

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Showing 1558 of 1,558.

Abies balsamea (L.) Mill. Native ABBA

balsam fir · Pinaceae
Abies balsamea (L.) Mill. var. balsamea Native ABBAB

balsam fir · Pinaceae
Abutilon theophrasti Medik. Introduced ABTH

velvetleaf · Malvaceae
Acalypha gracilens A. Gray Native ACGR2

slender threeseed mercury · Euphorbiaceae
Acalypha rhomboidea Raf. Native ACRH

common threeseed mercury · Euphorbiaceae
Acalypha virginica L. Native ACVI

Virginia threeseed mercury · Euphorbiaceae
Acer negundo L. Native ACNE2

boxelder · Aceraceae
Acer pensylvanicum L. Native ACPE

striped maple · Aceraceae
Acer pseudoplatanus L. Introduced ACPS

sycamore maple · Aceraceae
Acer rubrum L. Native ACRU

red maple · Aceraceae
Acer saccharinum L. Native ACSA2

silver maple · Aceraceae
Acer saccharum Marshall Native ACSA3

sugar maple · Aceraceae
Acer saccharum Marshall var. saccharum Native ACSAS

sugar maple · Aceraceae
Acer spicatum Lam. Native ACSP2

mountain maple · Aceraceae
Achillea millefolium L. Both ACMI2

common yarrow · Asteraceae
Acorus calamus L. Introduced ACCA4

calamus · Acoraceae
Actaea pachypoda Elliott Native ACPA

white baneberry · Ranunculaceae
Actaea rubra (Aiton) Willd. Native ACRU2

red baneberry · Ranunculaceae
Actaea rubra (Aiton) Willd. ssp. rubra Native ACRUR2

red baneberry · Ranunculaceae
Adiantum pedatum L. Native ADPE

northern maidenhair · Pteridaceae
Adlumia fungosa (Aiton) Greene ex Britton, Sterns & Poggenb. Native ADFU

allegheny vine · Fumariaceae
Aegopodium podagraria L. Introduced AEPO

bishop's goutweed · Apiaceae
Aethusa cynapium L. Introduced AECY2

fool's parsley · Apiaceae
Agalinis acuta Pennell Native AGAC

sandplain false foxglove · Scrophulariaceae
Agalinis maritima (Raf.) Raf. Native AGMA3

saltmarsh false foxglove · Scrophulariaceae
Agalinis maritima (Raf.) Raf. var. maritima Native AGMAM

saltmarsh false foxglove · Scrophulariaceae
Agalinis purpurea (L.) Pennell Native AGPU5

purple false foxglove · Scrophulariaceae
Agalinis tenuifolia (Vahl) Raf. Native AGTE3

slenderleaf false foxglove · Scrophulariaceae
Agalinis tenuifolia (Vahl) Raf. var. tenuifolia Native AGTET

slenderleaf false foxglove · Scrophulariaceae
Ageratina altissima (L.) R.M. King & H. Rob. Native AGAL5

white snakeroot · Asteraceae
Ageratina altissima (L.) R.M. King & H. Rob. var. altissima Native AGALA

white snakeroot · Asteraceae
Ageratina aromatica (L.) Spach Native AGAR4

lesser snakeroot · Asteraceae
Ageratina aromatica (L.) Spach var. aromatica Native AGARA

lesser snakeroot · Asteraceae
Agrimonia gryposepala Wallr. Native AGGR2

tall hairy agrimony · Rosaceae
Agrimonia pubescens Wallr. Native AGPU

soft agrimony · Rosaceae
Agrimonia striata Michx. Native AGST

roadside agrimony · Rosaceae
Agrostemma githago L. Introduced AGGI

common corncockle · Caryophyllaceae
Agrostis capillaris L. Introduced AGCA5

colonial bentgrass · Poaceae
Agrostis gigantea Roth Introduced AGGI2

redtop · Poaceae
Agrostis hyemalis (Walter) Britton, Sterns & Poggenb. Native AGHY

winter bentgrass · Poaceae
Agrostis perennans (Walter) Tuck. Native AGPE

upland bentgrass · Poaceae
Agrostis scabra Willd. Native AGSC5

rough bentgrass · Poaceae
Ailanthus altissima (Mill.) Swingle Introduced AIAL

tree of heaven · Simaroubaceae
Ajuga genevensis L. Introduced AJGE

blue bugle · Lamiaceae
Aletris farinosa L. Native ALFA2

white colicroot · Liliaceae
Alisma subcordatum Raf. Native ALSU

American water plantain · Alismataceae
Allium canadense L. Native ALCA3

meadow garlic · Liliaceae
Allium canadense L. var. canadense Native ALCAC

meadow garlic · Liliaceae
Allium tricoccum Aiton Native ALTR3

ramp · Liliaceae
Allium vineale L. Introduced ALVI

wild garlic · Liliaceae
Allium vineale L. ssp. vineale Introduced ALVIV

wild garlic · Liliaceae
Alnus incana (L.) Moench Native ALIN2

gray alder · Betulaceae
Alnus incana (L.) Moench ssp. rugosa (Du Roi) R.T. Clausen Native ALINR

speckled alder · Betulaceae
Alnus serrulata (Aiton) Willd. Native ALSE2

hazel alder · Betulaceae
Alopecurus geniculatus L. Introduced ALGE2

water foxtail · Poaceae
Alopecurus geniculatus L. var. geniculatus Introduced ALGEG4

water foxtail · Poaceae
Alyssum alyssoides (L.) L. Introduced ALAL3

pale madwort · Brassicaceae
Amaranthus albus L. Introduced AMAL

prostrate pigweed · Amaranthaceae
Amaranthus blitoides S. Watson Introduced AMBL

mat amaranth · Amaranthaceae
Amaranthus cannabinus (L.) Sauer Native AMCA2

tidalmarsh amaranth · Amaranthaceae
Amaranthus cruentus L. Introduced AMCR4

red amaranth · Amaranthaceae
Amaranthus hybridus L. Native AMHY

slim amaranth · Amaranthaceae
Amaranthus retroflexus L. Native AMRE

redroot amaranth · Amaranthaceae
Amaranthus spinosus L. Native AMSP

spiny amaranth · Amaranthaceae
Ambrosia artemisiifolia L. Both AMAR2

annual ragweed · Asteraceae
Ambrosia artemisiifolia L. var. elatior (L.) Descourtils Introduced AMARE

annual ragweed · Asteraceae
Ambrosia trifida L. Native AMTR

great ragweed · Asteraceae
Ambrosia trifida L. var. trifida Native AMTRT2

great ragweed · Asteraceae
Amelanchier arborea (Michx. f.) Fernald Native AMAR3

common serviceberry · Rosaceae
Amelanchier arborea (Michx. f.) Fernald var. arborea Native AMARA4

common serviceberry · Rosaceae
Amelanchier canadensis (L.) Medik. Native AMCA4

Canadian serviceberry · Rosaceae
Amelanchier stolonifera Wiegand Native AMST80

running serviceberry · Rosaceae
Amphicarpaea bracteata (L.) Fernald Native AMBR2

American hogpeanut · Fabaceae
Anagallis arvensis L. Introduced ANAR

scarlet pimpernel · Primulaceae
Anagallis arvensis L. ssp. arvensis Introduced ANARA7

scarlet pimpernel · Primulaceae
Anaphalis margaritacea (L.) Benth. Native ANMA

western pearly everlasting · Asteraceae
Andromeda polifolia L. Native ANPO

bog rosemary · Ericaceae
Andromeda polifolia L. var. glaucophylla (Link) DC. Native ANPOG

bog rosemary · Ericaceae
Andropogon gerardii Vitman Native ANGE

big bluestem · Poaceae
Anemone cylindrica A. Gray Native ANCY

candle anemone · Ranunculaceae
Anemone quinquefolia L. Native ANQU

wood anemone · Ranunculaceae
Anemone quinquefolia L. var. quinquefolia Native ANQUQ

nightcaps · Ranunculaceae
Anemone virginiana L. Native ANVI3

tall thimbleweed · Ranunculaceae
Anemone virginiana L. var. virginiana Native ANVIV2

tall thimbleweed · Ranunculaceae
Anethum graveolens L. Introduced ANGR2

dill · Apiaceae
Antennaria howellii Greene Native ANHO

Howell's pussytoes · Asteraceae
Antennaria howellii Greene ssp. canadensis (Greene) Bayer Native ANHOC

Canadian pussytoes · Asteraceae
Antennaria howellii Greene ssp. neodioica (Greene) Bayer Native ANHON

Howell's pussytoes · Asteraceae
Antennaria parlinii Fernald Native ANPA9

Parlin's pussytoes · Asteraceae
Antennaria parlinii Fernald ssp. fallax (Greene) Bayer & Stebbins Native ANPAF

Parlin's pussytoes · Asteraceae
Antennaria plantaginifolia (L.) Richardson Native ANPL

woman's tobacco · Asteraceae
Anthemis arvensis L. Introduced ANAR6

corn chamomile · Asteraceae
Anthemis cotula L. Introduced ANCO2

stinking chamomile · Asteraceae
Anthoxanthum odoratum L. Introduced ANOD

sweet vernalgrass · Poaceae
Anthoxanthum odoratum L. ssp. odoratum Introduced ANODO2

sweet vernalgrass · Poaceae
Apios americana Medik. Native APAM

groundnut · Fabaceae
Apocynum androsaemifolium L. Native APAN2

spreading dogbane · Apocynaceae
Apocynum cannabinum L. Native APCA

Indianhemp · Apocynaceae
Apocynum ×floribundum Greene (pro sp.) [androsaemifolium × cannabinum] Native APFL

Apocynaceae
Aquilegia canadensis L. Native AQCA

red columbine · Ranunculaceae
Arabidopsis thaliana (L.) Heynh. Introduced ARTH

mouseear cress · Brassicaceae
Arabis canadensis L. Native ARCA

sicklepod · Brassicaceae
Arabis drummondii A. Gray Native ARDR

Drummond's rockcress · Brassicaceae
Aralia hispida Vent. Native ARHI2

bristly sarsaparilla · Araliaceae
Aralia nudicaulis L. Native ARNU2

wild sarsaparilla · Araliaceae
Aralia racemosa L. Native ARRA

American spikenard · Araliaceae
Aralia racemosa L. ssp. racemosa Native ARRAR

American spikenard · Araliaceae
Arceuthobium pusillum Peck Native ARPU3

eastern dwarf mistletoe · Viscaceae
Arctium lappa L. Introduced ARLA3

greater burdock · Asteraceae
Arctium minus Bernh. Introduced ARMI2

lesser burdock · Asteraceae
Arctostaphylos uva-ursi (L.) Spreng. Native ARUV

kinnikinnick · Ericaceae
Arenaria serpyllifolia L. Introduced ARSE2

thymeleaf sandwort · Caryophyllaceae
Arethusa bulbosa L. Native ARBU

dragon's mouth · Orchidaceae
Argentina anserina (L.) Rydb. Native ARAN7

silverweed cinquefoil · Rosaceae
Arisaema triphyllum (L.) Schott Native ARTR

Jack in the pulpit · Araceae
Aristida dichotoma Michx. Native ARDI4

churchmouse threeawn · Poaceae
Aristida dichotoma Michx. var. dichotoma Native ARDID

churchmouse threeawn · Poaceae
Aristida purpurascens Poir. Native ARPU8

arrowfeather threeawn · Poaceae
Aristida purpurascens Poir. var. purpurascens Native ARPUP4

arrowfeather threeawn · Poaceae
Aronia arbutifolia (L.) Pers. Native ARAR7

red chokeberry · Rosaceae
Aronia melanocarpa (Michx.) Elliott Native ARME6

black chokeberry · Rosaceae
Aronia ×prunifolia (Marshall) Rehder, (pro sp.) [arbutifolia × melanocarpa] Native ARPR2

purple chokeberry · Rosaceae
Artemisia biennis Willd. Both ARBI2

biennial wormwood · Asteraceae
Artemisia biennis Willd. var. biennis Introduced ARBIB

biennial wormwood · Asteraceae
Artemisia campestris L. Native ARCA12

field sagewort · Asteraceae
Artemisia campestris L. ssp. caudata (Michx.) H.M. Hall & Clem. Native ARCAC

field sagewort · Asteraceae
Artemisia carruthii Alph. Wood ex Carruth. Native ARCA14

Carruth's sagewort · Asteraceae
Artemisia ludoviciana Nutt. Both ARLU

white sagebrush · Asteraceae
Artemisia ludoviciana Nutt. ssp. ludoviciana Native ARLUL2

white sagebrush · Asteraceae
Artemisia pontica L. Introduced ARPO4

Roman wormwood · Asteraceae
Artemisia stelleriana Besser Introduced ARST6

oldwoman · Asteraceae
Asclepias amplexicaulis Sm. Native ASAM

clasping milkweed · Asclepiadaceae
Asclepias exaltata L. Native ASEX

poke milkweed · Asclepiadaceae
Asclepias incarnata L. Native ASIN

swamp milkweed · Asclepiadaceae
Asclepias incarnata L. ssp. pulchra (Ehrh. ex Willd.) Woodson Native ASINP2

swamp milkweed · Asclepiadaceae
Asclepias purpurascens L. Native ASPU2

purple milkweed · Asclepiadaceae
Asclepias quadrifolia Jacq. Native ASQU

fourleaf milkweed · Asclepiadaceae
Asclepias tuberosa L. Native ASTU

butterfly milkweed · Asclepiadaceae
Asclepias tuberosa L. ssp. tuberosa Native ASTUT2

butterfly milkweed · Asclepiadaceae
Asclepias verticillata L. Native ASVE

whorled milkweed · Asclepiadaceae
Asparagus officinalis L. Introduced ASOF

garden asparagus · Liliaceae
Asplenium platyneuron (L.) Britton, Sterns & Poggenb. Native ASPL

ebony spleenwort · Aspleniaceae
Asplenium platyneuron (L.) Britton, Sterns & Poggenb. var. platyneuron Native ASPLP

ebony spleenwort · Aspleniaceae
Asplenium rhizophyllum L. Native ASRH2

walking fern · Aspleniaceae
Asplenium trichomanes L. Native ASTR2

maidenhair spleenwort · Aspleniaceae
Asplenium trichomanes L. ssp. trichomanes Native ASTRT

maidenhair spleenwort · Aspleniaceae
Astilbe japonica (C. Morren & Decne.) A. Gray Introduced ASJA2

florist's spiraea · Saxifragaceae
Athyrium filix-femina (L.) Roth Native ATFI

common ladyfern · Dryopteridaceae
Atriplex patula L. Introduced ATPA4

spear saltbush · Chenopodiaceae
Atriplex prostrata Bouchér ex DC. Native ATPR

triangle orache · Chenopodiaceae
Aureolaria flava (L.) Farw. Native AUFL

smooth yellow false foxglove · Scrophulariaceae
Aureolaria flava (L.) Farw. var. flava Native AUFLF

smooth yellow false foxglove · Scrophulariaceae
Aureolaria pedicularia (L.) Raf. Native AUPE2

fernleaf yellow false foxglove · Scrophulariaceae
Aureolaria pedicularia (L.) Raf. var. pedicularia Native AUPEP

fernleaf yellow false foxglove · Scrophulariaceae
Aureolaria virginica (L.) Pennell Native AUVI

downy yellow false foxglove · Scrophulariaceae
Avena sativa L. Introduced AVSA

common oat · Poaceae
Baptisia tinctoria (L.) R. Br. Native BATI

horseflyweed · Fabaceae
Barbarea vulgaris W.T. Aiton Introduced BAVU

garden yellowrocket · Brassicaceae
Bartonia virginica (L.) Britton, Sterns & Poggenb. Native BAVI3

yellow screwstem · Gentianaceae
Berberis vulgaris L. Introduced BEVU

common barberry · Berberidaceae
Berteroa incana (L.) DC. Introduced BEIN2

hoary alyssum · Brassicaceae
Betula alleghaniensis Britton Native BEAL2

yellow birch · Betulaceae
Betula lenta L. Native BELE

sweet birch · Betulaceae
Betula papyrifera Marshall Native BEPA

paper birch · Betulaceae
Betula papyrifera Marshall var. papyrifera Native BEPAP

paper birch · Betulaceae
Betula populifolia Marshall Native BEPO

gray birch · Betulaceae
Betula ×caerulea Blanch. (pro nm.) var. grandis Blanch. (pro nm.) Native BECAG

big blue birch · Betulaceae
Betula ×caerulea Blanch. (pro sp.) [populifolia × papyrifera var. cordifolia] Native BECA4

blue birch · Betulaceae
Bidens beckii Torr. ex Spreng. Native BIBE2

Beck's water-marigold · Asteraceae
Bidens cernua L. Native BICE

nodding beggartick · Asteraceae
Bidens discoidea (Torr. & A. Gray) Britton Native BIDI

small beggarticks · Asteraceae
Bidens eatonii Fernald Native BIEA

Eaton's beggarticks · Asteraceae
Bidens frondosa L. Native BIFR

devil's beggartick · Asteraceae
Bidens tripartita L. Native BITR

threelobe beggarticks · Asteraceae
Boehmeria cylindrica (L.) Sw. Native BOCY

smallspike false nettle · Urticaceae
Bolboschoenus maritimus (L.) Palla Native BOMA7

cosmopolitan bulrush · Cyperaceae
Boltonia asteroides (L.) L'Hér. Native BOAS

white doll's daisy · Asteraceae
Botrychium dissectum Spreng. Native BODI2

cutleaf grapefern · Ophioglossaceae
Botrychium lanceolatum (S.G. Gmel.) Angstr. Native BOLA

lanceleaf grapefern · Ophioglossaceae
Botrychium lanceolatum (S.G. Gmel.) Angstr. var. angustisegmentum Pease & A.H. Moore Native BOLAA2

lanceleaf grapefern · Ophioglossaceae
Botrychium virginianum (L.) Sw. Native BOVI

rattlesnake fern · Ophioglossaceae
Brachyelytrum erectum (Schreb. ex Spreng.) P. Beauv. Native BRER2

bearded shorthusk · Poaceae
Brasenia schreberi J.F. Gmel. Native BRSC

watershield · Cabombaceae
Brassica juncea (L.) Czern. Introduced BRJU

brown mustard · Brassicaceae
Brassica nigra (L.) W.D.J. Koch Introduced BRNI

black mustard · Brassicaceae
Brassica oleracea L. Introduced BROL

cabbage · Brassicaceae
Brassica rapa L. Introduced BRRA

field mustard · Brassicaceae
Brassica rapa L. var. rapa Introduced BRRAR

field mustard · Brassicaceae
Bromus arvensis L. Introduced BRAR5

field brome · Poaceae
Bromus ciliatus L. Native BRCI2

fringed brome · Poaceae
Bromus ciliatus L. var. ciliatus Native BRCIC3

fringed brome · Poaceae
Bromus hordeaceus L. Introduced BRHO2

soft brome · Poaceae
Bromus hordeaceus L. ssp. hordeaceus Introduced BRHOH

soft brome · Poaceae
Bromus inermis Leyss. Both BRIN2

smooth brome · Poaceae
Bromus inermis Leyss. ssp. inermis Introduced BRINI

smooth brome · Poaceae
Bromus inermis Leyss. ssp. inermis var. inermis Introduced BRINI2

smooth brome · Poaceae
Bromus racemosus L. Introduced BRRA2

bald brome · Poaceae
Bromus secalinus L. Introduced BRSE

rye brome · Poaceae
Bromus secalinus L. var. secalinus Introduced BRSES

rye brome · Poaceae
Bromus tectorum L. Introduced BRTE

cheatgrass · Poaceae
Buglossoides arvensis (L.) I.M. Johnst. Introduced BUAR3

corn gromwell · Boraginaceae
Bulbostylis capillaris (L.) Kunth ex C.B. Clarke Native BUCA2

densetuft hairsedge · Cyperaceae
Bulbostylis capillaris (L.) Kunth ex C.B. Clarke ssp. capillaris Native BUCAC

densetuft hairsedge · Cyperaceae
Cabomba caroliniana A. Gray Native CACA

Carolina fanwort · Cabombaceae
Cabomba caroliniana A. Gray var. caroliniana Native CACAC4

Carolina fanwort · Cabombaceae
Cakile edentula (Bigelow) Hook. Native CAED

American searocket · Brassicaceae
Cakile edentula (Bigelow) Hook. ssp. edentula Native CAEDE

American searocket · Brassicaceae
Cakile edentula (Bigelow) Hook. ssp. edentula var. edentula Native CAEDE2

American searocket · Brassicaceae
Calamagrostis canadensis (Michx.) P. Beauv. Native CACA4

bluejoint · Poaceae
Calamagrostis canadensis (Michx.) P. Beauv. var. canadensis Native CACAC10

bluejoint · Poaceae
Calla palustris L. Native CAPA

water arum · Araceae
Callitriche heterophylla Pursh Native CAHE3

twoheaded water-starwort · Callitrichaceae
Callitriche heterophylla Pursh ssp. heterophylla Native CAHEH

twoheaded water-starwort · Callitrichaceae
Callitriche palustris L. Native CAPA52

vernal water-starwort · Callitrichaceae
Calopogon tuberosus (L.) Britton, Sterns & Poggenb. Native CATU5

tuberous grasspink · Orchidaceae
Calopogon tuberosus (L.) Britton, Sterns & Poggenb. var. tuberosus Native CATUT

tuberous grasspink · Orchidaceae
Caltha palustris L. Native CAPA5

yellow marsh marigold · Ranunculaceae
Caltha palustris L. var. palustris Native CAPAP6

yellow marsh marigold · Ranunculaceae
Calystegia sepium (L.) R. Br. Both CASE13

hedge false bindweed · Convolvulaceae
Camelina microcarpa Andrz. ex DC. Introduced CAMI2

littlepod false flax · Brassicaceae
Camelina sativa (L.) Crantz Introduced CASA2

false flax · Brassicaceae
Camelina sativa (L.) Crantz ssp. sativa Introduced CASAS2

gold-of-pleasure · Brassicaceae
Campanula aparinoides Pursh Native CAAP2

marsh bellflower · Campanulaceae
Campanula rapunculoides L. Introduced CARA

rampion bellflower · Campanulaceae
Cannabis sativa L. Introduced CASA3

marijuana · Cannabaceae
Cannabis sativa L. ssp. sativa Introduced CASAS3

marijuana · Cannabaceae
Cannabis sativa L. ssp. sativa var. sativa Introduced CASAS9

marijuana · Cannabaceae
Capsella bursa-pastoris (L.) Medik. Introduced CABU2

shepherd's purse · Brassicaceae
Cardamine parviflora L. Native CAPA12

sand bittercress · Brassicaceae
Cardamine parviflora L. var. arenicola (Britton) O.E. Schulz Native CAPAA2

sand bittercress · Brassicaceae
Cardamine pensylvanica Muhl. ex Willd. Native CAPE3

Pennsylvania bittercress · Brassicaceae
Carduus acanthoides L. Introduced CAAC

spiny plumeless thistle · Asteraceae
Carduus crispus L. Introduced CACR2

curly plumeless thistle · Asteraceae
Carduus nutans L. Introduced CANU4

nodding plumeless thistle · Asteraceae
Carex alata Torr. Native CAAL3

broadwing sedge · Cyperaceae
Carex albicans Willd. ex Spreng. Native CAAL25

whitetinge sedge · Cyperaceae
Carex albicans Willd. ex Spreng. var. albicans Native CAALA

whitetinge sedge · Cyperaceae
Carex albolutescens Schwein. Native CAAL5

greenwhite sedge · Cyperaceae
Carex annectens (E.P. Bicknell) E.P. Bicknell Native CAAN6

yellowfruit sedge · Cyperaceae
Carex arctata Boott ex Hook. Native CAAR3

drooping woodland sedge · Cyperaceae
Carex argyrantha Tuck. Native CAAR4

hay sedge · Cyperaceae
Carex bicknellii Britton Native CABI3

Bicknell's sedge · Cyperaceae
Carex brevior (Dewey) Mack. Native CABR10

shortbeak sedge · Cyperaceae
Carex bromoides Schkuhr ex Willd. Native CABR14

brome-like sedge · Cyperaceae
Carex bromoides Schkuhr ex Willd. ssp. bromoides Native CABRB6

brome-like sedge · Cyperaceae
Carex bullata Schkuhr ex Willd. Native CABU7

button sedge · Cyperaceae
Carex buxbaumii Wahlenb. Native CABU6

Buxbaum's sedge · Cyperaceae
Carex canescens L. Native CACA11

silvery sedge · Cyperaceae
Carex cephalophora Muhl. ex Willd. Native CACE

oval-leaf sedge · Cyperaceae
Carex comosa Boott Native CACO8

longhair sedge · Cyperaceae
Carex crinita Lam. Native CACR6

fringed sedge · Cyperaceae
Carex cristatella Britton Native CACR7

crested sedge · Cyperaceae
Carex cryptolepis Mack. Native CACR9

northeastern sedge · Cyperaceae
Carex debilis Michx. Native CADE5

white edge sedge · Cyperaceae
Carex debilis Michx. var. rudgei L.H. Bailey Native CADER

white edge sedge · Cyperaceae
Carex digitalis Willd. Native CADI5

slender woodland sedge · Cyperaceae
Carex digitalis Willd. var. digitalis Native CADID2

slender woodland sedge · Cyperaceae
Carex echinata Murray Native CAEC

star sedge · Cyperaceae
Carex echinata Murray ssp. echinata Native CAECE

star sedge · Cyperaceae
Carex exilis Dewey Native CAEX7

coastal sedge · Cyperaceae
Carex flava L. Native CAFL4

yellow sedge · Cyperaceae
Carex folliculata L. Native CAFO6

northern long sedge · Cyperaceae
Carex gracillima Schwein. Native CAGR2

graceful sedge · Cyperaceae
Carex interior L.H. Bailey Native CAIN11

inland sedge · Cyperaceae
Carex intumescens Rudge Native CAIN12

greater bladder sedge · Cyperaceae
Carex laevivaginata (Kük.) Mack. Native CALA14

smoothsheath sedge · Cyperaceae
Carex lasiocarpa Ehrh. Native CALA11

woollyfruit sedge · Cyperaceae
Carex lasiocarpa Ehrh. var. americana Fernald Native CALAA

American woollyfruit sedge · Cyperaceae
Carex laxiculmis Schwein. Native CALA18

spreading sedge · Cyperaceae
Carex laxiculmis Schwein. var. laxiculmis Native CALAL4

spreading sedge · Cyperaceae
Carex laxiflora Lam. Native CALA19

broad looseflower sedge · Cyperaceae
Carex laxiflora Lam. var. laxiflora Native CALAL5

broad looseflower sedge · Cyperaceae
Carex leptalea Wahlenb. Native CALE10

bristlystalked sedge · Cyperaceae
Carex leptalea Wahlenb. ssp. leptalea Native CALEL4

bristlystalked sedge · Cyperaceae
Carex lupulina Muhl. ex Willd. Native CALU4

hop sedge · Cyperaceae
Carex lurida Wahlenb. Native CALU5

shallow sedge · Cyperaceae
Carex muehlenbergii Schkuhr ex Willd. Native CAMU4

Muhlenberg's sedge · Cyperaceae
Carex nigra (L.) Reichard Native CANI5

smooth black sedge · Cyperaceae
Carex oligosperma Michx. Native CAOL3

fewseed sedge · Cyperaceae
Carex oligosperma Michx. var. oligosperma Native CAOLO3

fewseed sedge · Cyperaceae
Carex pallescens L. Native CAPA17

pale sedge · Cyperaceae
Carex panicea L. Introduced CAPA30

grass-like sedge · Cyperaceae
Carex pedunculata Muhl. ex Willd. Native CAPE4

longstalk sedge · Cyperaceae
Carex pensylvanica Lam. Native CAPE6

Pennsylvania sedge · Cyperaceae
Carex platyphylla Carey Native CAPL5

broadleaf sedge · Cyperaceae
Carex polymorpha Muhl. Native CAPO4

variable sedge · Cyperaceae
Carex pseudocyperus L. Native CAPS

cypress-like sedge · Cyperaceae
Carex rosea Schkuhr ex Willd. Native CARO22

rosy sedge · Cyperaceae
Carex scabrata Schwein. Native CASC13

eastern rough sedge · Cyperaceae
Carex scoparia Schkuhr ex Willd. Native CASC11

broom sedge · Cyperaceae
Carex scoparia Schkuhr ex Willd. var. scoparia Native CASCS

broom sedge · Cyperaceae
Carex stipata Muhl. ex Willd. Native CAST5

awlfruit sedge · Cyperaceae
Carex stipata Muhl. ex Willd. var. stipata Native CASTS3

owlfruit sedge · Cyperaceae
Carex straminea Willd. ex Schkuhr Native CAST6

eastern straw sedge · Cyperaceae
Carex stricta Lam. Native CAST8

upright sedge · Cyperaceae
Carex swanii (Fernald) Mack. Native CASW

Swan's sedge · Cyperaceae
Carex tenera Dewey Native CATE3

quill sedge · Cyperaceae
Carex tetanica Schkuhr Native CATE6

rigid sedge · Cyperaceae
Carex tribuloides Wahlenb. Native CATR7

blunt broom sedge · Cyperaceae
Carex tribuloides Wahlenb. var. tribuloides Native CATRT2

blunt broom sedge · Cyperaceae
Carex umbellata Schkuhr ex Willd. Native CAUM4

parasol sedge · Cyperaceae
Carex utriculata Boott Native CAUT

Northwest Territory sedge · Cyperaceae
Carex vesicaria L. Native CAVE6

blister sedge · Cyperaceae
Carex vestita Willd. Native CAVE9

velvet sedge · Cyperaceae
Carex virescens Muhl. ex Willd. Native CAVI4

ribbed sedge · Cyperaceae
Carex vulpinoidea Michx. Native CAVU2

fox sedge · Cyperaceae
Carex vulpinoidea Michx. var. vulpinoidea Native CAVUV

fox sedge · Cyperaceae
Carpinus caroliniana Walter Native CACA18

American hornbeam · Betulaceae
Carpinus caroliniana Walter ssp. virginiana (Marshall) Furlow Native CACAV

American hornbeam · Betulaceae
Carum carvi L. Introduced CACA19

caraway · Apiaceae
Carya cordiformis (Wangenh.) K. Koch Native CACO15

bitternut hickory · Juglandaceae
Carya glabra (Mill.) Sweet Native CAGL8

pignut hickory · Juglandaceae
Carya ovalis (Wangenh.) Sarg. Native CAOV3

red hickory · Juglandaceae
Carya ovata (Mill.) K. Koch Native CAOV2

shagbark hickory · Juglandaceae
Carya tomentosa (Lam.) Nutt. Native CATO6

mockernut hickory · Juglandaceae
Castanea dentata (Marshall) Borkh. Native CADE12

American chestnut · Fagaceae
Castilleja coccinea (L.) Spreng. Native CACO17

scarlet Indian paintbrush · Scrophulariaceae
Ceanothus americanus L. Native CEAM

New Jersey tea · Rhamnaceae
Celastrus orbiculatus Thunb. Introduced CEOR7

Oriental bittersweet · Celastraceae
Celastrus scandens L. Native CESC

American bittersweet · Celastraceae
Celtis occidentalis L. Native CEOC

common hackberry · Ulmaceae
Cenchrus longispinus (Hack.) Fernald Native CELO3

mat sandbur · Poaceae
Centaurea jacea L. Introduced CEJA

brownray knapweed · Asteraceae
Centaurea nigra L. Introduced CENI2

lesser knapweed · Asteraceae
Centaurea stoebe L. Introduced CEST8

spotted knapweed · Asteraceae
Centaurea stoebe L. ssp. micranthos (Gugler) Hayek Introduced CESTM

spotted knapweed · Asteraceae
Cephalanthus occidentalis L. Native CEOC2

common buttonbush · Rubiaceae
Cerastium arvense L. Both CEAR4

field chickweed · Caryophyllaceae
Cerastium arvense L. ssp. strictum (L.) Ugborogho Native CEARS2

field chickweed · Caryophyllaceae
Cerastium fontanum Baumg. Introduced CEFO2

common mouse-ear chickweed · Caryophyllaceae
Cerastium fontanum Baumg. ssp. vulgare (Hartm.) Greuter & Burdet Introduced CEFOV2

big chickweed · Caryophyllaceae
Ceratophyllum demersum L. Native CEDE4

coon's tail · Ceratophyllaceae
Ceratophyllum echinatum A. Gray Native CEEC2

spineless hornwort · Ceratophyllaceae
Chamaecrista fasciculata (Michx.) Greene Native CHFA2

partridge pea · Fabaceae
Chamaecrista fasciculata (Michx.) Greene var. fasciculata Native CHFAF

partridge pea · Fabaceae
Chamaecrista nictitans (L.) Moench Native CHNI2

sensitive partridge pea · Fabaceae
Chamaecrista nictitans (L.) Moench ssp. nictitans Native CHNIN

sensitive partridge pea · Fabaceae
Chamaecrista nictitans (L.) Moench ssp. nictitans var. nictitans Native CHNIN2

sensitive partridge pea · Fabaceae
Chamaecyparis thyoides (L.) Britton, Sterns & Poggenb. Native CHTH2

Atlantic white cedar · Cupressaceae
Chamaedaphne calyculata (L.) Moench Native CHCA2

leatherleaf · Ericaceae
Chamaesyce maculata (L.) Small Native CHMA15

spotted sandmat · Euphorbiaceae
Chamaesyce polygonifolia (L.) Small Native CHPO6

seaside sandmat · Euphorbiaceae
Chamaesyce vermiculata (Raf.) House Native CHVE5

wormseed sandmat · Euphorbiaceae
Chamerion angustifolium (L.) Holub Native CHAN9

fireweed · Onagraceae
Chamerion angustifolium (L.) Holub ssp. circumvagum (Mosquin) Hoch Native CHANC

fireweed · Onagraceae
Chelidonium majus L. Introduced CHMA2

celandine · Papaveraceae
Chelidonium majus L. var. majus Introduced CHMAM

celandine · Papaveraceae
Chelone glabra L. Native CHGL2

white turtlehead · Scrophulariaceae
Chenopodium album L. Both CHAL7

lambsquarters · Chenopodiaceae
Chenopodium murale L. Introduced CHMU2

nettleleaf goosefoot · Chenopodiaceae
Chenopodium simplex (Torr.) Raf. Native CHSI2

mapleleaf goosefoot · Chenopodiaceae
Chenopodium urbicum L. Introduced CHUR

city goosefoot · Chenopodiaceae
Chimaphila maculata (L.) Pursh Native CHMA3

striped prince's pine · Pyrolaceae
Chimaphila umbellata (L.) W.P.C. Barton Native CHUM

pipsissewa · Pyrolaceae
Chimaphila umbellata (L.) W.P.C. Barton ssp. cisatlantica (S.F. Blake) Hultén Native CHUMC2

pipsissewa · Pyrolaceae
Chrysosplenium americanum Schwein. ex Hook. Native CHAM2

American golden saxifrage · Saxifragaceae
Cichorium intybus L. Introduced CIIN

chicory · Asteraceae
Cicuta bulbifera L. Native CIBU

bulblet-bearing water hemlock · Apiaceae
Cicuta maculata L. Native CIMA2

spotted water hemlock · Apiaceae
Cicuta maculata L. var. maculata Native CIMAM

spotted water hemlock · Apiaceae
Cinna arundinacea L. Native CIAR2

sweet woodreed · Poaceae
Circaea alpina L. Native CIAL

small enchanter's nightshade · Onagraceae
Circaea alpina L. ssp. alpina Native CIALA

small enchanter's nightshade · Onagraceae
Circaea lutetiana L. Native CILU

broadleaf enchanter's nightshade · Onagraceae
Circaea lutetiana L. ssp. canadensis (L.) Asch. & Magnus Native CILUC

broadleaf enchanter's nightshade · Onagraceae
Cirsium arvense (L.) Scop. Introduced CIAR4

Canada thistle · Asteraceae
Cirsium discolor (Muhl. ex Willd.) Spreng. Native CIDI

field thistle · Asteraceae
Cirsium muticum Michx. Native CIMU

swamp thistle · Asteraceae
Cirsium pumilum Spreng. Native CIPU4

pasture thistle · Asteraceae
Cirsium vulgare (Savi) Ten. Introduced CIVU

bull thistle · Asteraceae
Citrullus lanatus (Thunb.) Matsum. & Nakai Introduced CILA3

watermelon · Cucurbitaceae
Citrullus lanatus (Thunb.) Matsum. & Nakai var. lanatus Introduced CILAL

watermelon · Cucurbitaceae
Cladium mariscoides (Muhl.) Torr. Native CLMA

smooth sawgrass · Cyperaceae
Claytonia virginica L. Native CLVI3

Virginia springbeauty · Portulacaceae
Claytonia virginica L. var. virginica Native CLVIV

Virginia springbeauty · Portulacaceae
Claytonia virginica L. var. virginica f. virginica Native CLVIV2

Virginia springbeauty · Portulacaceae
Clematis occidentalis (Hornem.) DC. Native CLOC2

western blue virginsbower · Ranunculaceae
Clematis occidentalis (Hornem.) DC. var. occidentalis Native CLOCO

western blue virginsbower · Ranunculaceae
Clematis virginiana L. Native CLVI5

devil's darning needles · Ranunculaceae
Cleome hassleriana Chod. Introduced CLHA

pink queen · Capparaceae
Clethra alnifolia L. Native CLAL3

coastal sweetpepperbush · Clethraceae
Clintonia borealis (Aiton) Raf. Native CLBO3

bluebead · Liliaceae
Collinsonia canadensis L. Native COCA4

richweed · Lamiaceae
Colutea arborescens L. Introduced COAR6

bladder senna · Fabaceae
Comandra umbellata (L.) Nutt. Native COUM

bastard toadflax · Santalaceae
Comandra umbellata (L.) Nutt. ssp. umbellata Native COUMU

bastard toadflax · Santalaceae
Commelina communis L. Introduced COCO3

Asiatic dayflower · Commelinaceae
Comptonia peregrina (L.) J.M. Coult. Native COPE80

sweet fern · Myricaceae
Conium maculatum L. Introduced COMA2

poison hemlock · Apiaceae
Consolida ajacis (L.) Schur Introduced COAJ

doubtful knight's-spur · Ranunculaceae
Convallaria majalis L. Introduced COMA7

European lily of the valley · Liliaceae
Convolvulus arvensis L. Introduced COAR4

field bindweed · Convolvulaceae
Conyza canadensis (L.) Cronquist Native COCA5

Canadian horseweed · Asteraceae
Coptis trifolia (L.) Salisb. Native COTR2

threeleaf goldthread · Ranunculaceae
Corallorhiza maculata (Raf.) Raf. Native COMA25

summer coralroot · Orchidaceae
Corallorhiza maculata (Raf.) Raf. var. maculata Native COMAM7

summer coralroot · Orchidaceae
Corallorhiza odontorhiza (Willd.) Poir. Native COOD7

autumn coralroot · Orchidaceae
Corallorhiza odontorhiza (Willd.) Poir. var. odontorhiza Native COODO2

autumn coralroot · Orchidaceae
Corallorhiza trifida Chatelain Native COTR18

yellow coralroot · Orchidaceae
Coreopsis rosea Nutt. Native CORO

pink tickseed · Asteraceae
Coreopsis tinctoria Nutt. Native COTI3

golden tickseed · Asteraceae
Coreopsis tinctoria Nutt. var. tinctoria Native COTIT

golden tickseed · Asteraceae
Cornus alternifolia L. f. Native COAL2

alternateleaf dogwood · Cornaceae
Cornus amomum Mill. Native COAM2

silky dogwood · Cornaceae
Cornus canadensis L. Native COCA13

bunchberry dogwood · Cornaceae
Cornus florida L. Native COFL2

flowering dogwood · Cornaceae
Cornus racemosa Lam. Native CORA6

gray dogwood · Cornaceae
Cornus rugosa Lam. Native CORU

roundleaf dogwood · Cornaceae
Corydalis sempervirens (L.) Pers. Native COSE5

rock harlequin · Fumariaceae
Corylus americana Walter Native COAM3

American hazelnut · Betulaceae
Corylus cornuta Marshall Native COCO6

beaked hazelnut · Betulaceae
Corylus cornuta Marshall var. cornuta Native COCOC2

beaked hazelnut · Betulaceae
Crataegus chrysocarpa Ashe Native CRCH

fireberry hawthorn · Rosaceae
Crataegus chrysocarpa Ashe var. chrysocarpa Native CRCHC2

red haw · Rosaceae
Crataegus crus-galli L. Native CRCR2

cockspur hawthorn · Rosaceae
Crataegus intricata Lange Native CRIN3

Copenhagen hawthorn · Rosaceae
Crataegus monogyna Jacq. Introduced CRMO3

oneseed hawthorn · Rosaceae
Crataegus succulenta Schrad. ex Link Native CRSU5

fleshy hawthorn · Rosaceae
Crotalaria sagittalis L. Native CRSA4

arrowhead rattlebox · Fabaceae
Cryptotaenia canadensis (L.) DC. Native CRCA9

Canadian honewort · Apiaceae
Cucumis melo L. Introduced CUME

cantaloupe · Cucurbitaceae
Cuscuta compacta Juss. ex Choisy Native CUCO2

compact dodder · Cuscutaceae
Cuscuta compacta Juss. ex Choisy var. compacta Native CUCOC

compact dodder · Cuscutaceae
Cuscuta gronovii Willd. ex Schult. Native CUGR

scaldweed · Cuscutaceae
Cuscuta gronovii Willd. ex Schult. var. gronovii Native CUGRG

scaldweed · Cuscutaceae
Cuscuta pentagona Engelm. Native CUPE3

fiveangled dodder · Cuscutaceae
Cuscuta pentagona Engelm. var. pentagona Native CUPEP2

fiveangled dodder · Cuscutaceae
Cuscuta polygonorum Engelm. Native CUPO

smartweed dodder · Cuscutaceae
Cynoglossum officinale L. Introduced CYOF

gypsyflower · Boraginaceae
Cyperus bipartitus Torr. Native CYBI6

slender flatsedge · Cyperaceae
Cyperus dentatus Torr. Native CYDE2

toothed flatsedge · Cyperaceae
Cyperus diandrus Torr. Native CYDI3

umbrella flatsedge · Cyperaceae
Cyperus erythrorhizos Muhl. Native CYER2

redroot flatsedge · Cyperaceae
Cyperus filicinus Vahl Native CYFI

fern flatsedge · Cyperaceae
Cyperus lupulinus (Spreng.) Marcks Native CYLU2

Great Plains flatsedge · Cyperaceae
Cyperus lupulinus (Spreng.) Marcks ssp. lupulinus Native CYLUL

Great Plains flatsedge · Cyperaceae
Cyperus odoratus L. Native CYOD

fragrant flatsedge · Cyperaceae
Cyperus strigosus L. Native CYST

strawcolored flatsedge · Cyperaceae
Cypripedium acaule Aiton Native CYAC3

moccasin flower · Orchidaceae
Cystopteris bulbifera (L.) Bernh. Native CYBU3

bulblet bladderfern · Dryopteridaceae
Cystopteris tenuis (Michx.) Desv. Native CYTE7

upland brittle bladderfern · Dryopteridaceae
Dactylis glomerata L. Introduced DAGL

orchardgrass · Poaceae
Dactylis glomerata L. ssp. glomerata Introduced DAGLG

orchardgrass · Poaceae
Dactylorhiza viridis (L.) R.M. Bateman, A.M. Pridgeon & M.W. Chase Native DAVI6

longbract frog orchid · Orchidaceae
Danthonia compressa Austin Native DACO

flattened oatgrass · Poaceae
Danthonia spicata (L.) P. Beauv. ex Roem. & Schult. Native DASP2

poverty oatgrass · Poaceae
Daphne mezereum L. Introduced DAME3

paradise plant · Thymelaeaceae
Datura stramonium L. Introduced DAST

jimsonweed · Solanaceae
Datura wrightii Regel Native DAWR2

sacred thorn-apple · Solanaceae
Daucus carota L. Introduced DACA6

Queen Anne's lace · Apiaceae
Decodon verticillatus (L.) Elliott Native DEVE

swamp loosestrife · Lythraceae
Dennstaedtia punctilobula (Michx.) T. Moore Native DEPU2

eastern hayscented fern · Dennstaedtiaceae
Deparia acrostichoides (Sw.) M. Kato Native DEAC4

silver false spleenwort · Dryopteridaceae
Deschampsia flexuosa (L.) Trin. Native DEFL

wavy hairgrass · Poaceae
Deschampsia flexuosa (L.) Trin. var. flexuosa Native DEFLF

wavy hairgrass · Poaceae
Desmodium canadense (L.) DC. Native DECA7

showy ticktrefoil · Fabaceae
Desmodium ciliare (Muhl. ex Willd.) DC. Native DECI

hairy small-leaf ticktrefoil · Fabaceae
Desmodium ciliare (Muhl. ex Willd.) DC. var. ciliare Native DECIC

hairy small-leaf ticktrefoil · Fabaceae
Desmodium cuspidatum (Muhl. ex Willd.) DC. ex D. Don Native DECU

largebract ticktrefoil · Fabaceae
Desmodium cuspidatum (Muhl. ex Willd.) DC. ex D. Don var. cuspidatum Native DECUC

largebract ticktrefoil · Fabaceae
Desmodium glutinosum (Muhl. ex Willd.) Alph. Wood Native DEGL5

pointedleaf ticktrefoil · Fabaceae
Desmodium nudiflorum (L.) DC. Native DENU4

nakedflower ticktrefoil · Fabaceae
Desmodium obtusum (Muhl. ex Willd.) DC. Native DEOB5

stiff ticktrefoil · Fabaceae
Desmodium paniculatum (L.) DC. Native DEPA6

panicledleaf ticktrefoil · Fabaceae
Desmodium paniculatum (L.) DC. var. paniculatum Native DEPAP2

panicledleaf ticktrefoil · Fabaceae
Desmodium perplexum B.G. Schub. Native DEPE80

perplexed ticktrefoil · Fabaceae
Desmodium rotundifolium DC. Native DERO3

prostrate ticktrefoil · Fabaceae
Desmodium sessilifolium (Torr.) Torr. & A. Gray Native DESE

sessileleaf ticktrefoil · Fabaceae
Deutzia scabra Thunb. Introduced DESC4

fuzzy pride-of-Rochester · Hydrangeaceae
Dianthus armeria L. Introduced DIAR

Deptford pink · Caryophyllaceae
Dichanthelium clandestinum (L.) Gould Native DICL

deertongue · Poaceae
Dichanthelium commutatum (Schult.) Gould Native DICO2

variable panicgrass · Poaceae
Dichanthelium depauperatum (Muhl.) Gould Native DIDE4

starved panicgrass · Poaceae
Dichanthelium dichotomum (L.) Gould Native DIDI6

cypress panicgrass · Poaceae
Dichanthelium dichotomum (L.) Gould var. dichotomum Native DIDID

cypress panicgrass · Poaceae
Dichanthelium latifolium (L.) Gould & C.A. Clark Native DILA8

broadleaf rosette grass · Poaceae
Dichanthelium linearifolium (Scribn. ex Nash) Gould Native DILI2

slimleaf panicgrass · Poaceae
Dichanthelium meridionale (Ashe) Freckmann Native DIME2

matting rosette grass · Poaceae
Dichanthelium oligosanthes (Schult.) Gould Native DIOL

Heller's rosette grass · Poaceae
Dichanthelium oligosanthes (Schult.) Gould var. oligosanthes Native DIOLO

Heller's rosette grass · Poaceae
Dichanthelium scabriusculum (Elliott) Gould & C.A. Clark Native DISC2

woolly rosette grass · Poaceae
Dichanthelium sphaerocarpon (Elliott) Gould Native DISP2

roundseed panicgrass · Poaceae
Dichanthelium sphaerocarpon (Elliott) Gould var. sphaerocarpon Native DISPS3

roundseed panicgrass · Poaceae
Dichanthelium spretum (Schult.) Freckmann Native DISP4

Eaton's rosette grass · Poaceae
Diervilla lonicera Mill. Native DILO

northern bush honeysuckle · Caprifoliaceae
Digitaria filiformis (L.) Koeler Native DIFI

slender crabgrass · Poaceae
Digitaria sanguinalis (L.) Scop. Introduced DISA

hairy crabgrass · Poaceae
Dipsacus fullonum L. Introduced DIFU2

Fuller's teasel · Dipsacaceae
Distichlis spicata (L.) Greene Native DISP

saltgrass · Poaceae
Doellingeria umbellata (Mill.) Nees Native DOUM2

parasol whitetop · Asteraceae
Doellingeria umbellata (Mill.) Nees var. umbellata Native DOUMU

parasol whitetop · Asteraceae
Draba reptans (Lam.) Fernald Native DRRE2

Carolina draba · Brassicaceae
Draba verna L. Introduced DRVE2

spring draba · Brassicaceae
Dracocephalum parviflorum Nutt. Native DRPA2

American dragonhead · Lamiaceae
Drosera intermedia Hayne Native DRIN3

spoonleaf sundew · Droseraceae
Drosera rotundifolia L. Native DRRO

roundleaf sundew · Droseraceae
Drosera rotundifolia L. var. rotundifolia Native DRROR

roundleaf sundew · Droseraceae
Dryopteris carthusiana (Vill.) H.P. Fuchs Native DRCA11

spinulose woodfern · Dryopteridaceae
Dryopteris cristata (L.) A. Gray Native DRCR4

crested woodfern · Dryopteridaceae
Dryopteris marginalis (L.) A. Gray Native DRMA4

marginal woodfern · Dryopteridaceae
Dulichium arundinaceum (L.) Britton Native DUAR3

three-way sedge · Cyperaceae
Dulichium arundinaceum (L.) Britton var. arundinaceum Native DUARA

three-way sedge · Cyperaceae
Dysphania ambrosioides (L.) Mosyakin & Clemants Both DYAM

Mexican tea · Chenopodiaceae
Dysphania botrys (L.) Mosyakin & Clemants Introduced DYBO

Jerusalem oak goosefoot · Chenopodiaceae
Echinochloa crus-galli (L.) P. Beauv. Introduced ECCR

barnyardgrass · Poaceae
Echinochloa muricata (P. Beauv.) Fernald Native ECMU2

rough barnyardgrass · Poaceae
Echinocystis lobata (Michx.) Torr. & A. Gray Native ECLO

wild cucumber · Cucurbitaceae
Echium vulgare L. Introduced ECVU

common viper's bugloss · Boraginaceae
Elaeagnus angustifolia L. Introduced ELAN

Russian olive · Elaeagnaceae
Elatine minima (Nutt.) Fisch. & C.A. Mey. Native ELMI

small waterwort · Elatinaceae
Eleocharis acicularis (L.) Roem. & Schult. Native ELAC

needle spikerush · Cyperaceae
Eleocharis acicularis (L.) Roem. & Schult. var. acicularis Native ELACA

needle spikerush · Cyperaceae
Eleocharis equisetoides (Elliott) Torr. Native ELEQ

jointed spikesedge · Cyperaceae
Eleocharis melanocarpa Torr. Native ELME

blackfruit spikerush · Cyperaceae
Eleocharis olivacea Torr. Native ELOL

bright green spikerush · Cyperaceae
Eleocharis olivacea Torr. var. olivacea Native ELOLO

bright green spikerush · Cyperaceae
Eleocharis palustris (L.) Roem. & Schult. Native ELPA3

common spikerush · Cyperaceae
Eleocharis palustris (L.) Roem. & Schult. var. palustris Native ELPAP

common spikerush · Cyperaceae
Eleocharis parvula (Roem. & Schult.) Link ex Bluff, Nees & Schauer Native ELPA5

dwarf spikerush · Cyperaceae
Eleocharis robbinsii Oakes Native ELRO

Robbins' spikerush · Cyperaceae
Eleocharis rostellata (Torr.) Torr. Native ELRO2

beaked spikerush · Cyperaceae
Eleocharis tenuis (Willd.) Schult. Native ELTE

slender spikerush · Cyperaceae
Eleocharis tenuis (Willd.) Schult. var. tenuis Native ELTET

slender spikerush · Cyperaceae
Elodea canadensis Michx. Native ELCA7

Canadian waterweed · Hydrocharitaceae
Elodea nuttallii (Planch.) H. St. John Native ELNU2

western waterweed · Hydrocharitaceae
Elymus hystrix L. Native ELHY

eastern bottlebrush grass · Poaceae
Elymus hystrix L. var. hystrix Native ELHYH

eastern bottlebrush grass · Poaceae
Elymus macgregorii R. Brooks & J.J.N. Campb. Native ELMA

early wildrye · Poaceae
Elymus repens (L.) Gould Introduced ELRE4

quackgrass · Poaceae
Elymus riparius Wiegand Native ELRI

riverbank wildrye · Poaceae
Elymus virginicus L. Native ELVI3

Virginia wildrye · Poaceae
Epifagus virginiana (L.) W.P.C. Barton Native EPVI2

beechdrops · Orobanchaceae
Epigaea repens L. Native EPRE2

trailing arbutus · Ericaceae
Epilobium ciliatum Raf. Native EPCI

fringed willowherb · Onagraceae
Epilobium ciliatum Raf. ssp. glandulosum (Lehm.) Hoch & P.H. Raven Native EPCIG

fringed willowherb · Onagraceae
Epilobium coloratum Biehler Native EPCO

purpleleaf willowherb · Onagraceae
Epilobium hirsutum L. Introduced EPHI

codlins and cream · Onagraceae
Epilobium leptophyllum Raf. Native EPLE2

bog willowherb · Onagraceae
Epilobium strictum Muhl. ex Spreng. Native EPST

downy willowherb · Onagraceae
Equisetum arvense L. Native EQAR

field horsetail · Equisetaceae
Equisetum fluviatile L. Native EQFL

water horsetail · Equisetaceae
Equisetum hyemale L. Native EQHY

scouringrush horsetail · Equisetaceae
Equisetum hyemale L. var. affine (Engelm.) A.A. Eaton Native EQHYA

scouringrush horsetail · Equisetaceae
Equisetum sylvaticum L. Native EQSY

woodland horsetail · Equisetaceae
Eragrostis capillaris (L.) Nees Native ERCA

lace grass · Poaceae
Eragrostis cilianensis (All.) Vign. ex Janchen Introduced ERCI

stinkgrass · Poaceae
Eragrostis minor Host Introduced ERMI5

little lovegrass · Poaceae
Eragrostis pectinacea (Michx.) Nees ex Steud. Native ERPE

tufted lovegrass · Poaceae
Eragrostis pectinacea (Michx.) Nees ex Steud. var. pectinacea Native ERPEP2

tufted lovegrass · Poaceae
Eragrostis pilosa (L.) P. Beauv. Introduced ERPI2

Indian lovegrass · Poaceae
Eragrostis spectabilis (Pursh) Steud. Native ERSP

purple lovegrass · Poaceae
Erigeron annuus (L.) Pers. Native ERAN

eastern daisy fleabane · Asteraceae
Erigeron strigosus Muhl. ex Willd. Native ERST3

prairie fleabane · Asteraceae
Eriocaulon aquaticum (Hill) Druce Native ERAQ2

sevenangle pipewort · Eriocaulaceae
Eriophorum gracile W.D.J. Koch Native ERGR8

slender cottongrass · Cyperaceae
Eriophorum gracile W.D.J. Koch var. gracile Native ERGRG2

slender cottongrass · Cyperaceae
Eriophorum tenellum Nutt. Native ERTE12

fewnerved cottongrass · Cyperaceae
Eriophorum vaginatum L. Native ERVA4

tussock cottongrass · Cyperaceae
Eriophorum vaginatum L. var. spissum (Fernald) B. Boivin Native ERVAS

tussock cottongrass · Cyperaceae
Eriophorum virginicum L. Native ERVI8

tawny cottongrass · Cyperaceae
Eriophorum viridicarinatum (Engelm.) Fernald Native ERVI9

thinleaf cottonsedge · Cyperaceae
Erodium cicutarium (L.) L'Hér. ex Aiton Introduced ERCI6

redstem stork's bill · Geraniaceae
Erodium cicutarium (L.) L'Hér. ex Aiton ssp. cicutarium Introduced ERCIC

redstem stork's bill · Geraniaceae
Erythronium americanum Ker Gawl. Native ERAM5

dogtooth violet · Liliaceae
Erythronium americanum Ker Gawl. ssp. americanum Native ERAMA2

dogtooth violet · Liliaceae
Eubotrys racemosus (L.) Nutt. Native EURA14

swamp doghobble · Ericaceae
Euonymus atropurpureus Jacq. Native EUAT5

burningbush · Celastraceae
Euonymus atropurpureus Jacq. var. atropurpureus Native EUATA2

eastern wahoo · Celastraceae
Eupatorium hyssopifolium L. Native EUHY

hyssopleaf thoroughwort · Asteraceae
Eupatorium perfoliatum L. Native EUPE3

common boneset · Asteraceae
Eupatorium perfoliatum L. var. perfoliatum Native EUPEP

common boneset · Asteraceae
Eupatorium rotundifolium L. Native EURO4

roundleaf thoroughwort · Asteraceae
Eupatorium sessilifolium L. Native EUSE3

upland boneset · Asteraceae
Euphorbia corollata L. Native EUCO10

flowering spurge · Euphorbiaceae
Euphorbia cyparissias L. Introduced EUCY2

cypress spurge · Euphorbiaceae
Euphorbia marginata Pursh Native EUMA8

snow on the mountain · Euphorbiaceae
Eurybia macrophylla (L.) Cass. Native EUMA27

bigleaf aster · Asteraceae
Eurybia schreberi (Nees) Nees Native EUSC5

Schreber's aster · Asteraceae
Eurybia spectabilis (Aiton) G.L. Nesom Native EUSP3

eastern showy aster · Asteraceae
Euthamia caroliniana (L.) Greene ex Porter & Britton Native EUCA26

slender goldentop · Asteraceae
Euthamia graminifolia (L.) Nutt. Native EUGR5

flat-top goldentop · Asteraceae
Euthamia graminifolia (L.) Nutt. var. graminifolia Native EUGRG

flat-top goldentop · Asteraceae
Eutrochium dubium (Willd. ex Poir.) E.E. Lamont Native EUDU6

coastal plain joe pye weed · Asteraceae
Eutrochium purpureum (L.) E.E. Lamont Native EUPU21

sweetscented joe pye weed · Asteraceae
Eutrochium purpureum (L.) E.E. Lamont var. purpureum Native EUPUP4

sweetscented joe pye weed · Asteraceae
Fagopyrum esculentum Moench Introduced FAES2

buckwheat · Polygonaceae
Fagus grandifolia Ehrh. Native FAGR

American beech · Fagaceae
Festuca brevipila Tracey Introduced FEBR7

hard fescue · Poaceae
Festuca rubra L. Both FERU2

red fescue · Poaceae
Festuca rubra L. ssp. rubra Native FERUR2

red fescue · Poaceae
Festuca subverticillata (Pers.) Alexeev Native FESU3

nodding fescue · Poaceae
Fimbristylis autumnalis (L.) Roem. & Schult. Native FIAU2

slender fimbry · Cyperaceae
Fragaria vesca L. Native FRVE

woodland strawberry · Rosaceae
Fragaria virginiana Duchesne Native FRVI

Virginia strawberry · Rosaceae
Fragaria virginiana Duchesne ssp. virginiana Native FRVIV

Virginia strawberry · Rosaceae
Fragaria ×ananassa (Weston) Duchesne ex Rozier (pro sp.) [chiloensis × virginiana] Native FRAN

strawberry · Rosaceae
Fragaria ×ananassa (Weston) Duchesne ex Rozier ssp. ananassa Native FRANA3

strawberry · Rosaceae
Fraxinus americana L. Native FRAM2

white ash · Oleaceae
Fraxinus nigra Marshall Native FRNI

black ash · Oleaceae
Fraxinus pennsylvanica Marshall Native FRPE

green ash · Oleaceae
Fuirena pumila (Torr.) Spreng. Native FUPU

dwarf umbrella-sedge · Cyperaceae
Galearis spectabilis (L.) Raf. Native GASP5

showy orchid · Orchidaceae
Galeopsis tetrahit L. Introduced GATE2

brittlestem hempnettle · Lamiaceae
Galeopsis tetrahit L. var. tetrahit Introduced GATET2

brittlestem hempnettle · Lamiaceae
Galinsoga parviflora Cav. Introduced GAPA2

gallant soldier · Asteraceae
Galinsoga quadriradiata Cav. Introduced GAQU

shaggy soldier · Asteraceae
Galium aparine L. Native GAAP2

stickywilly · Rubiaceae
Galium asprellum Michx. Native GAAS2

rough bedstraw · Rubiaceae
Galium circaezans Michx. Native GACI2

licorice bedstraw · Rubiaceae
Galium lanceolatum Torr. Native GALA3

lanceleaf wild licorice · Rubiaceae
Galium mollugo L. Introduced GAMO

false baby's breath · Rubiaceae
Galium obtusum Bigelow Native GAOB

bluntleaf bedstraw · Rubiaceae
Galium obtusum Bigelow ssp. obtusum Native GAOBO

bluntleaf bedstraw · Rubiaceae
Galium palustre L. Native GAPA3

common marsh bedstraw · Rubiaceae
Galium pilosum Aiton Native GAPI2

hairy bedstraw · Rubiaceae
Galium pilosum Aiton var. pilosum Native GAPIP3

hairy bedstraw · Rubiaceae
Galium tricornutum Dandy Introduced GATR6

roughfruit corn bedstraw · Rubiaceae
Galium trifidum L. Native GATR2

threepetal bedstraw · Rubiaceae
Galium trifidum L. ssp. trifidum Native GATRT5

threepetal bedstraw · Rubiaceae
Galium triflorum Michx. Native GATR3

fragrant bedstraw · Rubiaceae
Galium verum L. Introduced GAVE

Yellow Spring bedstraw · Rubiaceae
Galium verum L. var. verum Introduced GAVEV

Yellow Spring bedstraw · Rubiaceae
Gaultheria hispidula (L.) Muhl. ex Bigelow Native GAHI2

creeping snowberry · Ericaceae
Gaultheria procumbens L. Native GAPR2

eastern teaberry · Ericaceae
Gaylussacia baccata (Wangenh.) K. Koch Native GABA

black huckleberry · Ericaceae
Gaylussacia dumosa (Andrews) Torr. & A. Gray Native GADU

dwarf huckleberry · Ericaceae
Gaylussacia frondosa (L.) Torr. & A. Gray ex Torr. Native GAFR2

blue huckleberry · Ericaceae
Genista tinctoria L. Introduced GETI

Dyer's greenweed · Fabaceae
Gentianopsis crinita (Froel.) Ma Native GECR2

greater fringed gentian · Gentianaceae
Geranium carolinianum L. Native GECA5

Carolina geranium · Geraniaceae
Geranium carolinianum L. var. sphaerospermum (Fernald) Breitung Native GECAS

Carolina geranium · Geraniaceae
Geranium maculatum L. Native GEMA

spotted geranium · Geraniaceae
Geum aleppicum Jacq. Native GEAL3

yellow avens · Rosaceae
Geum canadense Jacq. Native GECA7

white avens · Rosaceae
Geum canadense Jacq. var. canadense Native GECAC6

white avens · Rosaceae
Geum laciniatum Murray Native GELA

rough avens · Rosaceae
Geum rivale L. Native GERI2

purple avens · Rosaceae
Geum urbanum L. Introduced GEUR

herb bennet · Rosaceae
Geum virginianum L. Native GEVI4

cream avens · Rosaceae
Glaucium flavum Crantz Introduced GLFL

yellow hornpoppy · Papaveraceae
Glechoma hederacea L. Introduced GLHE2

ground ivy · Lamiaceae
Glyceria acutiflora Torr. Native GLAC

creeping mannagrass · Poaceae
Glyceria canadensis (Michx.) Trin. Native GLCA

rattlesnake mannagrass · Poaceae
Glyceria obtusa (Muhl.) Trin. Native GLOB

Atlantic mannagrass · Poaceae
Glyceria septentrionalis Hitchc. Native GLSE3

floating mannagrass · Poaceae
Glyceria striata (Lam.) Hitchc. Native GLST

fowl mannagrass · Poaceae
Gnaphalium uliginosum L. Introduced GNUL

marsh cudweed · Asteraceae
Goodyera pubescens (Willd.) R. Br. Native GOPU

downy rattlesnake plantain · Orchidaceae
Goodyera tesselata Lodd. Native GOTE

checkered rattlesnake plantain · Orchidaceae
Gratiola aurea Pursh Native GRAU

golden hedgehyssop · Scrophulariaceae
Gratiola neglecta Torr. Native GRNE

clammy hedgehyssop · Scrophulariaceae
Grindelia squarrosa (Pursh) Dunal Native GRSQ

curlycup gumweed · Asteraceae
Grindelia squarrosa (Pursh) Dunal var. squarrosa Native GRSQS2

curlycup gumweed · Asteraceae
Gypsophila muralis L. Introduced GYMU

low baby's-breath · Caryophyllaceae
Hackelia virginiana (L.) I.M. Johnst. Native HAVI2

beggarslice · Boraginaceae
Hamamelis virginiana L. Native HAVI4

American witchhazel · Hamamelidaceae
Hasteola suaveolens (L.) Pojark. Native HASU3

false Indian plantain · Asteraceae
Hedeoma hispida Pursh Native HEHI

rough false pennyroyal · Lamiaceae
Hedeoma pulegioides (L.) Pers. Native HEPU

American false pennyroyal · Lamiaceae
Helenium autumnale L. Native HEAU

common sneezeweed · Asteraceae
Helenium autumnale L. var. autumnale Native HEAUA

common sneezeweed · Asteraceae
Helenium flexuosum Raf. Native HEFL

purplehead sneezeweed · Asteraceae
Helianthemum bicknellii Fernald Native HEBI2

hoary frostweed · Cistaceae
Helianthemum canadense (L.) Michx. Native HECA3

longbranch frostweed · Cistaceae
Helianthus annuus L. Native HEAN3

common sunflower · Asteraceae
Helianthus debilis Nutt. Native HEDE4

cucumberleaf sunflower · Asteraceae
Helianthus debilis Nutt. ssp. cucumerifolius (Torr. & A. Gray) Heiser Native HEDEC2

cucumberleaf sunflower · Asteraceae
Helianthus decapetalus L. Native HEDE

thinleaf sunflower · Asteraceae
Helianthus divaricatus L. Native HEDI2

woodland sunflower · Asteraceae
Helianthus strumosus L. Native HEST

paleleaf woodland sunflower · Asteraceae
Helianthus tuberosus L. Native HETU

Jerusalem artichoke · Asteraceae
Helianthus ×laetiflorus Pers. (pro sp.) [pauciflorus × tuberosus] Native HELA

cheerful sunflower · Asteraceae
Hemerocallis fulva (L.) L. Introduced HEFU

orange daylily · Liliaceae
Hepatica nobilis Schreb. Native HENO2

hepatica · Ranunculaceae
Hepatica nobilis Schreb. var. obtusa (Pursh) Steyerm. Native HENOO

roundlobe hepatica · Ranunculaceae
Hesperis matronalis L. Introduced HEMA3

dames rocket · Brassicaceae
Hibiscus moscheutos L. Native HIMO

crimsoneyed rosemallow · Malvaceae
Hibiscus trionum L. Introduced HITR

flower of an hour · Malvaceae
Hieracium aurantiacum L. Introduced HIAU

orange hawkweed · Asteraceae
Hieracium caespitosum Dumort. Introduced HICA10

meadow hawkweed · Asteraceae
Hieracium gronovii L. Native HIGR3

queendevil · Asteraceae
Hieracium kalmii L. Native HIKA2

Kalm's hawkweed · Asteraceae
Hieracium kalmii L. var. fasciculatum (Pursh) Lepage Native HIKAF

Canadian hawkweed · Asteraceae
Hieracium paniculatum L. Native HIPA2

Allegheny hawkweed · Asteraceae
Hieracium pilosella L. Introduced HIPI

mouseear hawkweed · Asteraceae
Hieracium pilosella L. var. pilosella Introduced HIPIP

mouseear hawkweed · Asteraceae
Hieracium piloselloides Vill. Introduced HIPI2

tall hawkweed · Asteraceae
Hieracium scabrum Michx. Native HISC

rough hawkweed · Asteraceae
Hieracium scabrum Michx. var. scabrum Native HISCS

rough hawkweed · Asteraceae
Hieracium venosum L. Native HIVE

rattlesnakeweed · Asteraceae
Hieracium ×floribundum Wimm. & Grab. (pro sp.) [caespitosum × lactucella] Introduced HIFL3

hawkweed · Asteraceae
Hierochloe odorata (L.) P. Beauv. Native HIOD

sweetgrass · Poaceae
Holcus lanatus L. Introduced HOLA

common velvetgrass · Poaceae
Hordeum jubatum L. Native HOJU

foxtail barley · Poaceae
Hordeum jubatum L. ssp. jubatum Native HOJUJ

foxtail barley · Poaceae
Hottonia inflata Elliott Native HOIN

American featherfoil · Primulaceae
Houstonia caerulea L. Native HOCA4

azure bluet · Rubiaceae
Hudsonia ericoides L. Native HUER

pine barren goldenheather · Cistaceae
Hudsonia tomentosa Nutt. Native HUTO

woolly beachheather · Cistaceae
Humulus japonicus Siebold & Zucc. Introduced HUJA

Japanese hop · Cannabaceae
Humulus lupulus L. Both HULU

common hop · Cannabaceae
Humulus lupulus L. var. lupuloides E. Small Native HULUL

common hop · Cannabaceae
Huperzia lucidula (Michx.) Trevis. Native HULU2

shining clubmoss · Lycopodiaceae
Hydrocotyle americana L. Native HYAM

American marshpennywort · Apiaceae
Hydrocotyle umbellata L. Native HYUM

manyflower marshpennywort · Apiaceae
Hylotelephium telephium (L.) H. Ohba Introduced HYTE10

witch's moneybags · Crassulaceae
Hylotelephium telephium (L.) H. Ohba ssp. telephium Introduced HYTET2

witch's moneybags · Crassulaceae
Hypericum boreale (Britton) E.P. Bicknell Native HYBO2

northern St. Johnswort · Clusiaceae
Hypericum canadense L. Native HYCA7

lesser Canadian St. Johnswort · Clusiaceae
Hypericum ellipticum Hook. Native HYEL

pale St. Johnswort · Clusiaceae
Hypericum gentianoides (L.) Britton, Sterns & Poggenb. Native HYGE

orangegrass · Clusiaceae
Hypericum mutilum L. Native HYMU

dwarf St. Johnswort · Clusiaceae
Hypericum perforatum L. Introduced HYPE

common St. Johnswort · Clusiaceae
Hypericum punctatum Lam. Native HYPU

spotted St. Johnswort · Clusiaceae
Hypoxis hirsuta (L.) Coville Native HYHI2

common goldstar · Liliaceae
Ilex mucronata (L.) Powell, Savolainen & Andrews Native ILMU

catberry · Aquifoliaceae
Ilex opaca Aiton Native ILOP

American holly · Aquifoliaceae
Ilex opaca Aiton var. opaca Native ILOPO

American holly · Aquifoliaceae
Ilex verticillata (L.) A. Gray Native ILVE

common winterberry · Aquifoliaceae
Impatiens capensis Meerb. Native IMCA

jewelweed · Balsaminaceae
Inula helenium L. Introduced INHE

elecampane inula · Asteraceae
Ionactis linariifolius (L.) Greene Native IOLI2

flaxleaf whitetop aster · Asteraceae
Ipomoea coccinea L. Introduced IPCO3

redstar · Convolvulaceae
Ipomoea purpurea (L.) Roth Introduced IPPU2

tall morning-glory · Convolvulaceae
Iris prismatica Pursh ex Ker Gawl. Native IRPR

slender blue iris · Iridaceae
Iris versicolor L. Native IRVE2

harlequin blueflag · Iridaceae
Isoetes engelmannii A. Braun Native ISEN

Appalachian quillwort · Isoetaceae
Isoetes riparia Engelm. ex A. Braun Native ISRI

shore quillwort · Isoetaceae
Isoetes riparia Engelm. ex A. Braun var. riparia Native ISRIR

shore quillwort · Isoetaceae
Isoetes tenella Léman Native ISTE5

spiny-spore quillwort · Isoetaceae
Isoetes tuckermanii A. Braun Native ISTU

Tuckerman's quillwort · Isoetaceae
Isotria verticillata Raf. Native ISVE

large whorled pogonia · Orchidaceae
Iva frutescens L. Native IVFR

Jesuit's bark · Asteraceae
Iva frutescens L. ssp. oraria (Bartlett) R.C. Jacks. Native IVFRO2

Jesuit's bark · Asteraceae
Juglans ailantifolia Carrière Introduced JUAI2

Japanese walnut · Juglandaceae
Juglans cinerea L. Native JUCI

butternut · Juglandaceae
Juglans nigra L. Native JUNI

black walnut · Juglandaceae
Juncus acuminatus Michx. Native JUAC

tapertip rush · Juncaceae
Juncus articulatus L. Native JUAR4

jointleaf rush · Juncaceae
Juncus brevicaudatus (Engelm.) Fernald Native JUBR4

narrowpanicle rush · Juncaceae
Juncus bufonius L. Native JUBU

toad rush · Juncaceae
Juncus bufonius L. var. bufonius Native JUBUB

toad rush · Juncaceae
Juncus canadensis J. Gay ex Laharpe Native JUCA3

Canadian rush · Juncaceae
Juncus debilis A. Gray Native JUDE

weak rush · Juncaceae
Juncus dudleyi Wiegand Native JUDU2

Dudley's rush · Juncaceae
Juncus effusus L. Native JUEF

common rush · Juncaceae
Juncus gerardii Loisel. Native JUGE

saltmeadow rush · Juncaceae
Juncus greenei Oakes & Tuck. Native JUGR

Greene's rush · Juncaceae
Juncus marginatus Rostk. Native JUMA4

grassleaf rush · Juncaceae
Juncus militaris Bigelow Native JUMI2

bayonet rush · Juncaceae
Juncus pelocarpus E. Mey. Native JUPE

brownfruit rush · Juncaceae
Juncus tenuis Willd. Native JUTE

poverty rush · Juncaceae
Juniperus communis L. Native JUCO6

common juniper · Cupressaceae
Juniperus communis L. var. depressa Pursh Native JUCOD

common juniper · Cupressaceae
Juniperus virginiana L. Native JUVI

eastern redcedar · Cupressaceae
Juniperus virginiana L. var. virginiana Native JUVIV

eastern redcedar · Cupressaceae
Kalmia angustifolia L. Native KAAN

sheep laurel · Ericaceae
Kalmia latifolia L. Native KALA

mountain laurel · Ericaceae
Kalmia polifolia Wangenh. Native KAPO

bog laurel · Ericaceae
Krigia virginica (L.) Willd. Native KRVI

Virginia dwarfdandelion · Asteraceae
Lactuca biennis (Moench) Fernald Native LABI

tall blue lettuce · Asteraceae
Lactuca canadensis L. Native LACA

Canada lettuce · Asteraceae
Lactuca hirsuta Muhl. ex Nutt. Native LAHI

hairy lettuce · Asteraceae
Lactuca hirsuta Muhl. ex Nutt. var. sanguinea (Bigelow) Fernald Native LAHIS2

hairy lettuce · Asteraceae
Lactuca serriola L. Introduced LASE

prickly lettuce · Asteraceae
Lamium amplexicaule L. Introduced LAAM

henbit deadnettle · Lamiaceae
Laportea canadensis (L.) Weddell Native LACA3

Canadian woodnettle · Urticaceae
Larix laricina (Du Roi) K. Koch Native LALA

tamarack · Pinaceae
Lathyrus japonicus Willd. Native LAJA

beach pea · Fabaceae
Lathyrus latifolius L. Introduced LALA4

perennial pea · Fabaceae
Lechea intermedia Leggett ex Britton Native LEIN

largepod pinweed · Cistaceae
Lechea intermedia Leggett ex Britton var. intermedia Native LEINI2

largepod pinweed · Cistaceae
Lechea maritima Leggett ex Britton, Sterns & Poggenb. Native LEMA

beach pinweed · Cistaceae
Lechea maritima Leggett ex Britton, Sterns & Poggenb. var. maritima Native LEMAM

beach pinweed · Cistaceae
Lechea mucronata Raf. Native LEMU3

hairy pinweed · Cistaceae
Lechea pulchella Raf. Native LEPU4

Leggett's pinweed · Cistaceae
Lechea pulchella Raf. var. pulchella Native LEPUP2

Leggett's pinweed · Cistaceae
Lechea tenuifolia Michx. Native LETE

narrowleaf pinweed · Cistaceae
Leersia oryzoides (L.) Sw. Native LEOR

rice cutgrass · Poaceae
Leersia virginica Willd. Native LEVI2

whitegrass · Poaceae
Lemna minor L. Native LEMI3

common duckweed · Lemnaceae
Lemna valdiviana Phil. Native LEVA

valdivia duckweed · Lemnaceae
Leontodon autumnalis L. Introduced LEAU2

fall dandelion · Asteraceae
Leontodon autumnalis L. ssp. autumnalis Introduced LEAUA

fall dandelion · Asteraceae
Leonurus cardiaca L. Introduced LECA2

common motherwort · Lamiaceae
Leonurus cardiaca L. ssp. cardiaca Introduced LECAC7

common motherwort · Lamiaceae
Lepidium campestre (L.) W.T. Aiton Introduced LECA5

field pepperweed · Brassicaceae
Lepidium ruderale L. Introduced LERU

roadside pepperweed · Brassicaceae
Lepidium virginicum L. Native LEVI3

Virginia pepperweed · Brassicaceae
Lepidium virginicum L. var. virginicum Native LEVIV2

Virginia pepperweed · Brassicaceae
Lespedeza capitata Michx. Native LECA8

roundhead lespedeza · Fabaceae
Lespedeza hirta (L.) Hornem. Native LEHI2

hairy lespedeza · Fabaceae
Lespedeza hirta (L.) Hornem. ssp. hirta Native LEHIH2

hairy lespedeza · Fabaceae
Lespedeza procumbens Michx. Native LEPR

trailing lespedeza · Fabaceae
Lespedeza stuevei Nutt. Native LEST5

tall lespedeza · Fabaceae
Lespedeza violacea (L.) Pers. Native LEVI6

violet lespedeza · Fabaceae
Lespedeza virginica (L.) Britton Native LEVI7

slender lespedeza · Fabaceae
Leucanthemum vulgare Lam. Introduced LEVU

oxeye daisy · Asteraceae
Liatris scariosa (L.) Willd. Native LISC2

devil's bite · Asteraceae
Liatris scariosa (L.) Willd. var. novae-angliae Lunell Native LISCN2

New England blazing star · Asteraceae
Ligustrum obtusifolium Siebold & Zucc. Introduced LIOB

border privet · Oleaceae
Ligustrum vulgare L. Introduced LIVU

European privet · Oleaceae
Lilaeopsis chinensis (L.) Kuntze Native LICH

eastern grasswort · Apiaceae
Lilium canadense L. Native LICA3

Canada lily · Liliaceae
Lilium canadense L. ssp. canadense Native LICAC

Canada lily · Liliaceae
Lilium philadelphicum L. Native LIPH

wood lily · Liliaceae
Lilium philadelphicum L. var. philadelphicum Native LIPHP

wood lily · Liliaceae
Lilium superbum L. Native LISU

turk's-cap lily · Liliaceae
Limonium carolinianum (Walter) Britton Native LICA17

lavender thrift · Plumbaginaceae
Linaria vulgaris Mill. Introduced LIVU2

butter and eggs · Scrophulariaceae
Lindera benzoin (L.) Blume Native LIBE3

northern spicebush · Lauraceae
Lindera benzoin (L.) Blume var. benzoin Native LIBEB

northern spicebush · Lauraceae
Lindernia dubia (L.) Pennell Native LIDU

yellowseed false pimpernel · Scrophulariaceae
Lindernia dubia (L.) Pennell var. anagallidea (Michx.) Cooperr. Native LIDUA

yellowseed false pimpernel · Scrophulariaceae
Linum striatum Walter Native LIST

ridged yellow flax · Linaceae
Linum usitatissimum L. Introduced LIUS

common flax · Linaceae
Linum virginianum L. Native LIVI

woodland flax · Linaceae
Liparis liliifolia (L.) Rich. ex Ker Gawl. Native LILI3

brown widelip orchid · Orchidaceae
Lipocarpha micrantha (Vahl) G. Tucker Native LIMI12

smallflower halfchaff sedge · Cyperaceae
Liquidambar styraciflua L. Native LIST2

sweetgum · Hamamelidaceae
Liriodendron tulipifera L. Native LITU

tuliptree · Magnoliaceae
Lobelia cardinalis L. Native LOCA2

cardinalflower · Campanulaceae
Lobelia dortmanna L. Native LODO

Dortmann's cardinalflower · Campanulaceae
Lobelia inflata L. Native LOIN

Indian-tobacco · Campanulaceae
Lobelia spicata Lam. Native LOSP

palespike lobelia · Campanulaceae
Lobularia maritima (L.) Desv. Introduced LOMA

sweet alyssum · Brassicaceae
Lolium perenne L. Introduced LOPE

perennial ryegrass · Poaceae
Lonicera dioica L. Native LODI2

limber honeysuckle · Caprifoliaceae
Lonicera japonica Thunb. Introduced LOJA

Japanese honeysuckle · Caprifoliaceae
Lonicera morrowii A. Gray Introduced LOMO2

Morrow's honeysuckle · Caprifoliaceae
Lonicera sempervirens L. Native LOSE

trumpet honeysuckle · Caprifoliaceae
Lonicera villosa (Michx.) Schult. Native LOVI

mountain fly honeysuckle · Caprifoliaceae
Lotus corniculatus L. Introduced LOCO6

bird's-foot trefoil · Fabaceae
Lotus corniculatus L. var. corniculatus Introduced LOCOC5

bird's-foot trefoil · Fabaceae
Ludwigia alternifolia L. Native LUAL2

seedbox · Onagraceae
Ludwigia palustris (L.) Elliott Native LUPA

marsh seedbox · Onagraceae
Ludwigia sphaerocarpa Elliott Native LUSP

globefruit primrose-willow · Onagraceae
Lupinus perennis L. Native LUPE3

sundial lupine · Fabaceae
Lupinus perennis L. ssp. perennis Native LUPEP

sundial lupine · Fabaceae
Lupinus perennis L. ssp. perennis var. perennis Native LUPEP3

sundial lupine · Fabaceae
Lychnis flos-cuculi L. Introduced LYFL3

ragged robin · Caryophyllaceae
Lycium barbarum L. Introduced LYBA4

matrimony vine · Solanaceae
Lycopodiella inundata (L.) Holub Native LYIN2

inundated clubmoss · Lycopodiaceae
Lycopodiella ×gilmanii A. Haines [appressa × inundata] Native LYGI2

Lycopodiaceae
Lycopodium clavatum L. Native LYCL

running clubmoss · Lycopodiaceae
Lycopodium digitatum Dill. ex A. Braun Native LYDI3

fan clubmoss · Lycopodiaceae
Lycopodium obscurum L. Native LYOB

rare clubmoss · Lycopodiaceae
Lycopodium tristachyum Pursh Native LYTR

deeproot clubmoss · Lycopodiaceae
Lycopus americanus Muhl. ex W.P.C. Barton Native LYAM

American water horehound · Lamiaceae
Lycopus rubellus Moench Native LYRU

taperleaf water horehound · Lamiaceae
Lycopus uniflorus Michx. Native LYUN

northern bugleweed · Lamiaceae
Lycopus uniflorus Michx. var. uniflorus Native LYUNU2

northern bugleweed · Lamiaceae
Lycopus virginicus L. Native LYVI4

Virginia water horehound · Lamiaceae
Lygodium palmatum (Bernh.) Sw. Native LYPA3

American climbing fern · Lygodiaceae
Lyonia ligustrina (L.) DC. Native LYLI

maleberry · Ericaceae
Lyonia ligustrina (L.) DC. var. ligustrina Native LYLIL

maleberry · Ericaceae
Lysimachia ciliata L. Native LYCI

fringed loosestrife · Primulaceae
Lysimachia hybrida Michx. Native LYHY

lowland yellow loosestrife · Primulaceae
Lysimachia quadrifolia L. Native LYQU2

whorled yellow loosestrife · Primulaceae
Lysimachia terrestris (L.) Britton, Sterns & Poggenb. Native LYTE2

earth loosestrife · Primulaceae
Lysimachia thyrsiflora L. Native LYTH2

tufted loosestrife · Primulaceae
Lysimachia vulgaris L. Introduced LYVU

garden yellow loosestrife · Primulaceae
Lythrum alatum Pursh Native LYAL4

winged lythrum · Lythraceae
Lythrum alatum Pursh var. alatum Native LYALA4

winged lythrum · Lythraceae
Lythrum salicaria L. Introduced LYSA2

purple loosestrife · Lythraceae
Maianthemum canadense Desf. Native MACA4

Canada mayflower · Liliaceae
Maianthemum racemosum (L.) Link Native MARA7

feathery false lily of the valley · Liliaceae
Maianthemum racemosum (L.) Link ssp. racemosum Native MARAR

feathery false lily of the valley · Liliaceae
Malva neglecta Wallr. Introduced MANE

common mallow · Malvaceae
Marrubium vulgare L. Introduced MAVU

horehound · Lamiaceae
Matricaria discoidea DC. Introduced MADI6

disc mayweed · Asteraceae
Matricaria recutita L. Introduced MARE6

German chamomile · Asteraceae
Matteuccia struthiopteris (L.) Todaro Native MAST

ostrich fern · Dryopteridaceae
Medeola virginiana L. Native MEVI

Indian cucumber · Liliaceae
Medicago lupulina L. Introduced MELU

black medick · Fabaceae
Medicago sativa L. Introduced MESA

alfalfa · Fabaceae
Medicago sativa L. ssp. sativa Introduced MESAS

alfalfa · Fabaceae
Melampyrum lineare Desr. Native MELI2

narrowleaf cowwheat · Scrophulariaceae
Melilotus officinalis (L.) Lam. Introduced MEOF

sweetclover · Fabaceae
Mentha arvensis L. Native MEAR4

wild mint · Lamiaceae
Mentha spicata L. Introduced MESP3

spearmint · Lamiaceae
Mentha ×gracilis Sole (pro sp.) [arvensis × spicata] Introduced MEGR2

gingermint · Lamiaceae
Mentha ×piperita L. (pro sp.) [aquatica × spicata] Native MEPI

peppermint · Lamiaceae
Menyanthes trifoliata L. Native METR3

buckbean · Menyanthaceae
Mikania scandens (L.) Willd. Native MISC

climbing hempvine · Asteraceae
Mimulus ringens L. Native MIRI

Allegheny monkeyflower · Scrophulariaceae
Mimulus ringens L. var. ringens Native MIRIR

Allegheny monkeyflower · Scrophulariaceae
Mirabilis nyctaginea (Michx.) MacMill. Native MINY

heartleaf four o'clock · Nyctaginaceae
Mitchella repens L. Native MIRE

partridgeberry · Rubiaceae
Moehringia lateriflora (L.) Fenzl Native MOLA6

bluntleaf sandwort · Caryophyllaceae
Mollugo verticillata L. Native MOVE

green carpetweed · Molluginaceae
Monarda clinopodia L. Native MOCL

white bergamot · Lamiaceae
Monarda fistulosa L. Native MOFI

wild bergamot · Lamiaceae
Monarda fistulosa L. ssp. fistulosa Native MOFIF

wild bergamot · Lamiaceae
Monarda fistulosa L. ssp. fistulosa var. mollis (L.) Benth. Native MOFIM3

wild bergamot · Lamiaceae
Monarda media Willd. Native MOME

purple bergamot · Lamiaceae
Moneses uniflora (L.) A. Gray Native MOUN2

single delight · Pyrolaceae
Monotropa hypopitys L. Native MOHY3

pinesap · Monotropaceae
Monotropa uniflora L. Native MOUN3

Indianpipe · Monotropaceae
Morella pensylvanica (Mirb.) Kartesz Native MOPE6

northern bayberry · Myricaceae
Morus alba L. Introduced MOAL

white mulberry · Moraceae
Morus rubra L. Native MORU2

red mulberry · Moraceae
Morus rubra L. var. rubra Native MORUR

red mulberry · Moraceae
Muhlenbergia mexicana (L.) Trin. Native MUME2

Mexican muhly · Poaceae
Muhlenbergia schreberi J.F. Gmel. Native MUSC

nimblewill · Poaceae
Muhlenbergia sobolifera (Muhl. ex Willd.) Trin. Native MUSO

rock muhly · Poaceae
Muhlenbergia sylvatica (Torr.) Torr. ex A. Gray Native MUSY

woodland muhly · Poaceae
Muhlenbergia uniflora (Muhl.) Fernald Native MUUN

bog muhly · Poaceae
Muscari botryoides (L.) Mill. Introduced MUBO

common grape hyacinth · Liliaceae
Myosotis arvensis (L.) Hill Introduced MYAR

field forget-me-not · Boraginaceae
Myosotis laxa Lehm. Native MYLA

bay forget-me-not · Boraginaceae
Myosotis scorpioides L. Introduced MYSC

true forget-me-not · Boraginaceae
Myosotis verna Nutt. Native MYVE

spring forget-me-not · Boraginaceae
Myrica gale L. Native MYGA

sweetgale · Myricaceae
Myriophyllum heterophyllum Michx. Native MYHE2

twoleaf watermilfoil · Haloragaceae
Myriophyllum humile (Raf.) Morong Native MYHU

low watermilfoil · Haloragaceae
Najas flexilis (Willd.) Rostk. & Schmidt Native NAFL

nodding waternymph · Najadaceae
Najas gracillima (A. Braun ex Engelm.) Magnus Native NAGR

slender waternymph · Najadaceae
Nasturtium officinale W.T. Aiton Introduced NAOF

watercress · Brassicaceae
Nepeta cataria L. Introduced NECA2

catnip · Lamiaceae
Nicandra physalodes (L.) Scop. Introduced NIPH

apple of Peru · Solanaceae
Nuphar lutea (L.) Sm. Native NULU

yellow pond-lily · Nymphaeaceae
Nuphar lutea (L.) Sm. ssp. variegata (Durand) E.O. Beal Native NULUV

varigated yellow pond-lily · Nymphaeaceae
Nuttallanthus canadensis (L.) D.A. Sutton Native NUCA

Canada toadflax · Scrophulariaceae
Nymphaea odorata Aiton Native NYOD

American white waterlily · Nymphaeaceae
Nymphaea odorata Aiton ssp. odorata Native NYODO

American white waterlily · Nymphaeaceae
Nymphoides cordata (Elliott) Fernald Native NYCO

little floatingheart · Menyanthaceae
Nyssa sylvatica Marshall Native NYSY

blackgum · Cornaceae
Oclemena acuminata (Michx.) Greene Native OCAC

whorled wood aster · Asteraceae
Oclemena nemoralis (Aiton) Greene Native OCNE2

bog aster · Asteraceae
Oenothera fruticosa L. Native OEFR

narrowleaf evening primrose · Onagraceae
Oenothera oakesiana (A. Gray) J.W. Robbins ex S. Watson & J.M. Coult. Native OEOA

Oakes' evening primrose · Onagraceae
Oenothera parviflora L. Native OEPA5

northern evening primrose · Onagraceae
Oenothera perennis L. Native OEPE

little evening primrose · Onagraceae
Onoclea sensibilis L. Native ONSE

sensitive fern · Dryopteridaceae
Onopordum acanthium L. Introduced ONAC

Scotch cottonthistle · Asteraceae
Onosmodium virginianum (L.) A. DC. Native ONVI2

wild Job's tears · Boraginaceae
Ornithogalum umbellatum L. Introduced ORUM

star of Bethlehem · Liliaceae
Orobanche uniflora L. Native ORUN

oneflowered broomrape · Orobanchaceae
Orthilia secunda (L.) House Native ORSE

sidebells wintergreen · Pyrolaceae
Oryzopsis asperifolia Michx. Native ORAS

roughleaf ricegrass · Poaceae
Osmorhiza claytonii (Michx.) C.B. Clarke Native OSCL

Clayton's sweetroot · Apiaceae
Osmorhiza longistylis (Torr.) DC. Native OSLO

longstyle sweetroot · Apiaceae
Osmunda cinnamomea L. Native OSCI

cinnamon fern · Osmundaceae
Osmunda claytoniana L. Native OSCL2

interrupted fern · Osmundaceae
Osmunda regalis L. Native OSRE

royal fern · Osmundaceae
Osmunda regalis L. var. spectabilis (Willd.) A. Gray Native OSRES

royal fern · Osmundaceae
Ostrya virginiana (Mill.) K. Koch Native OSVI

hophornbeam · Betulaceae
Oxalis stricta L. Native OXST

common yellow oxalis · Oxalidaceae
Packera aurea (L.) Á. Löve & D. Löve Native PAAU3

golden ragwort · Asteraceae
Panax trifolius L. Native PATR2

dwarf ginseng · Araliaceae
Panicum capillare L. Native PACA6

witchgrass · Poaceae
Panicum dichotomiflorum Michx. Native PADI

fall panicgrass · Poaceae
Panicum miliaceum L. Introduced PAMI2

proso millet · Poaceae
Panicum miliaceum L. ssp. miliaceum Introduced PAMIM

broomcorn millet · Poaceae
Panicum philadelphicum Bernh. ex Trin. Native PAPH

Philadelphia panicgrass · Poaceae
Panicum rigidulum Bosc ex Nees Native PARI4

redtop panicgrass · Poaceae
Panicum rigidulum Bosc ex Nees var. rigidulum Native PARIR

redtop panicgrass · Poaceae
Panicum virgatum L. Native PAVI2

switchgrass · Poaceae
Papaver dubium L. Introduced PADU

blindeyes · Papaveraceae
Papaver somniferum L. Introduced PASO2

opium poppy · Papaveraceae
Parnassia glauca Raf. Native PAGL3

fen grass of Parnassus · Saxifragaceae
Paronychia canadensis (L.) Alph. Wood Native PACA11

smooth forked nailwort · Caryophyllaceae
Parthenocissus quinquefolia (L.) Planch. Native PAQU2

Virginia creeper · Vitaceae
Parthenocissus vitacea (Knerr) Hitchc. Native PAVI5

woodbine · Vitaceae
Paspalum setaceum Michx. Native PASE5

thin paspalum · Poaceae
Pastinaca sativa L. Introduced PASA2

wild parsnip · Apiaceae
Patis racemosa (Sm.) Romasch., P.M. Peterson & R. J. Soreng Native PARA2

blackseed ricegrass · Poaceae
Pedicularis canadensis L. Native PECA

Canadian lousewort · Scrophulariaceae
Pedicularis canadensis L. ssp. canadensis Native PECAC3

Canadian lousewort · Scrophulariaceae
Pellaea atropurpurea (L.) Link Native PEAT2

purple cliffbrake · Pteridaceae
Peltandra virginica (L.) Schott Native PEVI

green arrow arum · Araceae
Pennisetum glaucum (L.) R. Br. Introduced PEGL2

pearl millet · Poaceae
Penstemon calycosus Small Native PECA7

longsepal beardtongue · Scrophulariaceae
Penstemon digitalis Nutt. ex Sims Native PEDI

foxglove beardtongue · Scrophulariaceae
Penstemon hirsutus (L.) Willd. Native PEHI

hairy beardtongue · Scrophulariaceae
Penstemon pallidus Small Native PEPA7

pale beardtongue · Scrophulariaceae
Penthorum sedoides L. Native PESE6

ditch stonecrop · Crassulaceae
Petunia axillaris (Lam.) Britton, Sterns & Poggenb. Introduced PEAX

large white petunia · Solanaceae
Phacelia purshii Buckley Native PHPU3

Miami mist · Hydrophyllaceae
Phalaris arundinacea L. Native PHAR3

reed canarygrass · Poaceae
Phalaris canariensis L. Introduced PHCA5

annual canarygrass · Poaceae
Phaseolus vulgaris L. Introduced PHVU

kidney bean · Fabaceae
Phegopteris connectilis (Michx.) Watt Native PHCO24

long beechfern · Thelypteridaceae
Phegopteris hexagonoptera (Michx.) Fée Native PHHE11

broad beechfern · Thelypteridaceae
Phleum pratense L. Introduced PHPR3

timothy · Poaceae
Phlox paniculata L. Native PHPA9

fall phlox · Polemoniaceae
Phlox subulata L. Native PHSU3

moss phlox · Polemoniaceae
Phlox subulata L. ssp. subulata Native PHSUS2

moss phlox · Polemoniaceae
Phragmites australis (Cav.) Trin. ex Steud. Both PHAU7

common reed · Poaceae
Phragmites australis (Cav.) Trin. ex Steud. ssp. australis Introduced PHAUA7

European common reed · Poaceae
Phryma leptostachya L. Native PHLE5

American lopseed · Verbenaceae
Physalis heterophylla Nees Native PHHE5

clammy groundcherry · Solanaceae
Physalis heterophylla Nees var. heterophylla Native PHHEH3

clammy groundcherry · Solanaceae
Physalis longifolia Nutt. Native PHLO4

longleaf groundcherry · Solanaceae
Physalis longifolia Nutt. var. subglabrata (Mack. & Bush) Cronquist Native PHLOS

longleaf groundcherry · Solanaceae
Physalis pubescens L. Native PHPU7

husk tomato · Solanaceae
Physalis pubescens L. var. integrifolia (Dunal) Waterf. Native PHPUI

husk tomato · Solanaceae
Physocarpus opulifolius (L.) Maxim. var. opulifolius Native PHOPO

common ninebark · Rosaceae
Physocarpus opulifolius (L.) Maxim., orth. cons. Native PHOP

common ninebark · Rosaceae
Physostegia virginiana (L.) Benth. Native PHVI8

obedient plant · Lamiaceae
Physostegia virginiana (L.) Benth. ssp. virginiana Native PHVIV

obedient plant · Lamiaceae
Phytolacca americana L. Native PHAM4

American pokeweed · Phytolaccaceae
Phytolacca americana L. var. americana Native PHAMA3

American pokeweed · Phytolaccaceae
Picea abies (L.) Karst. Introduced PIAB

Norway spruce · Pinaceae
Picea mariana (Mill.) Britton, Sterns & Poggenb. Native PIMA

black spruce · Pinaceae
Pilea pumila (L.) A. Gray Native PIPU2

Canadian clearweed · Urticaceae
Pilea pumila (L.) A. Gray var. pumila Native PIPUP

Canadian clearweed · Urticaceae
Pinus rigida Mill. Native PIRI

pitch pine · Pinaceae
Pinus strobus L. Native PIST

eastern white pine · Pinaceae
Piptochaetium avenaceum (L.) Parodi Native PIAV

blackseed speargrass · Poaceae
Pityopsis falcata (Pursh) Nutt. Native PIFA

sickleleaf silkgrass · Asteraceae
Plantago aristata Michx. Native PLAR3

largebracted plantain · Plantaginaceae
Plantago lanceolata L. Introduced PLLA

narrowleaf plantain · Plantaginaceae
Plantago major L. Introduced PLMA2

common plantain · Plantaginaceae
Plantago maritima L. Native PLMA3

goose tongue · Plantaginaceae
Plantago maritima L. var. juncoides (Lam.) A. Gray Native PLMAJ

goose tongue · Plantaginaceae
Plantago media L. Introduced PLME

hoary plantain · Plantaginaceae
Plantago pusilla Nutt. Native PLPU

dwarf plantain · Plantaginaceae
Plantago rugelii Decne. Native PLRU

blackseed plantain · Plantaginaceae
Plantago rugelii Decne. var. rugelii Native PLRUR

blackseed plantain · Plantaginaceae
Plantago virginica L. Native PLVI

Virginia plantain · Plantaginaceae
Platanthera ciliaris (L.) Lindl. Native PLCI2

yellow fringed orchid · Orchidaceae
Platanthera clavellata (Michx.) Luer Native PLCL

small green wood orchid · Orchidaceae
Platanthera flava (L.) Lindl. Native PLFL

palegreen orchid · Orchidaceae
Platanthera flava (L.) Lindl. var. herbiola (R. Br.) Luer Native PLFLH

palegreen orchid · Orchidaceae
Platanthera grandiflora (Bigelow) Lindl. Native PLGR2

greater purple fringed orchid · Orchidaceae
Platanthera hookeri (Torr. ex A. Gray) Lindl. Native PLHO3

Hooker's orchid · Orchidaceae
Platanthera huronensis (Nutt.) Lindl. Native PLHU2

Huron green orchid · Orchidaceae
Platanthera orbiculata (Pursh) Lindl. Native PLOR4

lesser roundleaved orchid · Orchidaceae
Platanthera psycodes (L.) Lindl. Native PLPS2

lesser purple fringed orchid · Orchidaceae
Platanus occidentalis L. Native PLOC

American sycamore · Platanaceae
Pluchea odorata (L.) Cass. Native PLOD

sweetscent · Asteraceae
Pluchea odorata (L.) Cass. var. succulenta (Fernald) Cronquist Native PLODS

sweetscent · Asteraceae
Poa annua L. Introduced POAN

annual bluegrass · Poaceae
Poa compressa L. Introduced POCO

Canada bluegrass · Poaceae
Poa palustris L. Native POPA2

fowl bluegrass · Poaceae
Poa pratensis L. Both POPR

Kentucky bluegrass · Poaceae
Poa pratensis L. ssp. pratensis Introduced POPRP2

Kentucky bluegrass · Poaceae
Poa saltuensis Fernald & Wiegand Native POSA

oldpasture bluegrass · Poaceae
Poa trivialis L. Introduced POTR2

rough bluegrass · Poaceae
Podostemum ceratophyllum Michx. Native POCE3

hornleaf riverweed · Podostemaceae
Pogonia ophioglossoides (L.) Ker Gawl. Native POOP

snakemouth orchid · Orchidaceae
Polemonium reptans L. Native PORE2

Greek valerian · Polemoniaceae
Polemonium reptans L. var. reptans Native PORER

Greek valerian · Polemoniaceae
Polygala nuttallii Torr. & A. Gray Native PONU2

Nuttall's milkwort · Polygalaceae
Polygala paucifolia Willd. Native POPA5

gaywings · Polygalaceae
Polygala polygama Walter Native POPO

racemed milkwort · Polygalaceae
Polygala sanguinea L. Native POSA3

purple milkwort · Polygalaceae
Polygala verticillata L. Native POVE

whorled milkwort · Polygalaceae
Polygonatum pubescens (Willd.) Pursh Native POPU4

hairy Solomon's seal · Liliaceae
Polygonella articulata (L.) Meisn. Native POAR4

coastal jointweed · Polygonaceae
Polygonum amphibium L. Native POAM8

water knotweed · Polygonaceae
Polygonum arifolium L. Native POAR6

halberdleaf tearthumb · Polygonaceae
Polygonum aviculare L. Introduced POAV

prostrate knotweed · Polygonaceae
Polygonum careyi Olney Native POCA8

Carey's smartweed · Polygonaceae
Polygonum cilinode Michx. Native POCI

fringed black bindweed · Polygonaceae
Polygonum convolvulus L. Introduced POCO10

black bindweed · Polygonaceae
Polygonum cuspidatum Siebold & Zucc. Introduced POCU6

Japanese knotweed · Polygonaceae
Polygonum erectum L. Native POER2

erect knotweed · Polygonaceae
Polygonum hydropiper L. Introduced POHY

marshpepper knotweed · Polygonaceae
Polygonum hydropiperoides Michx. Native POHY2

swamp smartweed · Polygonaceae
Polygonum lapathifolium L. Native POLA4

curlytop knotweed · Polygonaceae
Polygonum orientale L. Introduced POOR2

kiss me over the garden gate · Polygonaceae
Polygonum pensylvanicum L. Native POPE2

Pennsylvania smartweed · Polygonaceae
Polygonum persicaria L. Introduced POPE3

spotted ladysthumb · Polygonaceae
Polygonum punctatum Elliott Native POPU5

dotted smartweed · Polygonaceae
Polygonum ramosissimum Michx. Native PORA3

bushy knotweed · Polygonaceae
Polygonum robustius (Small) Fernald Native PORO

stout smartweed · Polygonaceae
Polygonum sachalinense F. Schmidt ex Maxim. Introduced POSA4

giant knotweed · Polygonaceae
Polygonum sagittatum L. Native POSA5

arrowleaf tearthumb · Polygonaceae
Polygonum scandens L. Both POSC3

climbing false buckwheat · Polygonaceae
Polygonum tenue Michx. Native POTE2

pleatleaf knotweed · Polygonaceae
Polygonum virginianum L. Native POVI2

jumpseed · Polygonaceae
Polypodium virginianum L. Native POVI7

rock polypody · Polypodiaceae
Polypodium ×incognitum Cusick [appalachianum × virginianum] Native POIN6

Hybrid rock polypody · Polypodiaceae
Polystichum acrostichoides (Michx.) Schott Native POAC4

Christmas fern · Dryopteridaceae
Polystichum acrostichoides (Michx.) Schott var. acrostichoides Native POACA

Christmas fern · Dryopteridaceae
Pontederia cordata L. Native POCO14

pickerelweed · Pontederiaceae
Populus alba L. Introduced POAL7

white poplar · Salicaceae
Populus balsamifera L. Native POBA2

balsam poplar · Salicaceae
Populus balsamifera L. ssp. balsamifera Native POBAB2

balsam poplar · Salicaceae
Populus deltoides W. Bartram ex Marshall Native PODE3

eastern cottonwood · Salicaceae
Populus deltoides W. Bartram ex Marshall ssp. deltoides Native PODED

eastern cottonwood · Salicaceae
Populus grandidentata Michx. Native POGR4

bigtooth aspen · Salicaceae
Populus tremuloides Michx. Native POTR5

quaking aspen · Salicaceae
Portulaca grandiflora Hook. Introduced POGR7

rose moss · Portulacaceae
Portulaca oleracea L. Both POOL

little hogweed · Portulacaceae
Potamogeton bicupulatus Fernald Native POBI9

snailseed pondweed · Potamogetonaceae
Potamogeton epihydrus Raf. Native POEP2

ribbonleaf pondweed · Potamogetonaceae
Potamogeton gramineus L. Native POGR8

variableleaf pondweed · Potamogetonaceae
Potamogeton natans L. Native PONA4

floating pondweed · Potamogetonaceae
Potamogeton oakesianus J.W. Robbins Native POOA

Oakes' pondweed · Potamogetonaceae
Potamogeton obtusifolius Mert. & W.D.J. Koch Native POOB2

bluntleaf pondweed · Potamogetonaceae
Potamogeton perfoliatus L. Native POPE7

claspingleaf pondweed · Potamogetonaceae
Potamogeton pulcher Tuck. Native POPU6

spotted pondweed · Potamogetonaceae
Potamogeton pusillus L. Native POPU7

small pondweed · Potamogetonaceae
Potamogeton pusillus L. ssp. gemmiparus (J.W. Robbins) Haynes & C.B. Hellquist Native POPUG4

small pondweed · Potamogetonaceae
Potamogeton robbinsii Oakes Native PORO2

Robbins' pondweed · Potamogetonaceae
Potamogeton spirillus Tuck. Native POSP3

spiral pondweed · Potamogetonaceae
Potentilla argentea L. Introduced POAR8

silver cinquefoil · Rosaceae
Potentilla argentea L. var. argentea Introduced POARA3

silver cinquefoil · Rosaceae
Potentilla canadensis L. Native POCA17

dwarf cinquefoil · Rosaceae
Potentilla canadensis L. var. canadensis Native POCAC2

dwarf cinquefoil · Rosaceae
Potentilla intermedia L. Introduced POIN8

downy cinquefoil · Rosaceae
Potentilla norvegica L. Native PONO3

Norwegian cinquefoil · Rosaceae
Potentilla norvegica L. ssp. monspeliensis (L.) Asch. & Graebn. Native PONOM

Norwegian cinquefoil · Rosaceae
Potentilla recta L. Introduced PORE5

sulphur cinquefoil · Rosaceae
Potentilla simplex Michx. Native POSI2

common cinquefoil · Rosaceae
Prenanthes altissima L. Native PRAL3

tall rattlesnakeroot · Asteraceae
Prenanthes serpentaria Pursh Native PRSE

cankerweed · Asteraceae
Prenanthes trifoliolata (Cass.) Fernald Native PRTR

gall of the earth · Asteraceae
Proserpinaca palustris L. Native PRPA3

marsh mermaidweed · Haloragaceae
Prunella vulgaris L. Native PRVU

common selfheal · Lamiaceae
Prunus avium (L.) L. Introduced PRAV

sweet cherry · Rosaceae
Prunus cerasus L. Introduced PRCE

sour cherry · Rosaceae
Prunus maritima Marshall Native PRMA2

beach plum · Rosaceae
Prunus maritima Marshall var. maritima Native PRMAM

beach plum · Rosaceae
Prunus pensylvanica L. f. Native PRPE2

pin cherry · Rosaceae
Prunus pensylvanica L. f. var. pensylvanica Native PRPEP

pin cherry · Rosaceae
Prunus serotina Ehrh. Native PRSE2

black cherry · Rosaceae
Prunus serotina Ehrh. var. serotina Native PRSES

black cherry · Rosaceae
Prunus susquehanae hort. ex Willd. Native PRSU3

Sesquehana sandcherry · Rosaceae
Prunus virginiana L. Native PRVI

chokecherry · Rosaceae
Prunus virginiana L. var. virginiana Native PRVIV

chokecherry · Rosaceae
Pseudognaphalium obtusifolium (L.) Hilliard & B.L. Burtt Native PSOB3

rabbit-tobacco · Asteraceae
Pseudognaphalium obtusifolium (L.) Hilliard & B.L. Burtt ssp. obtusifolium Native PSOBO

rabbit-tobacco · Asteraceae
Pseudolysimachion longifolium (L.) Opiz Introduced PSLO6

longleaf speedwell · Scrophulariaceae
Pteridium aquilinum (L.) Kuhn Native PTAQ

western brackenfern · Dennstaedtiaceae
Pteridium aquilinum (L.) Kuhn var. latiusculum (Desv.) Underw. ex A. Heller Native PTAQL

western brackenfern · Dennstaedtiaceae
Ptilimnium capillaceum (Michx.) Raf. Native PTCA

herbwilliam · Apiaceae
Puccinellia fasciculata (Torr.) E.P. Bicknell Native PUFA

saltmarsh alkaligrass · Poaceae
Pycnanthemum muticum (Michx.) Pers. Native PYMU

clustered mountainmint · Lamiaceae
Pycnanthemum tenuifolium Schrad. Native PYTE

narrowleaf mountainmint · Lamiaceae
Pycnanthemum verticillatum (Michx.) Pers. Native PYVE

whorled mountainmint · Lamiaceae
Pycnanthemum verticillatum (Michx.) Pers. var. verticillatum Native PYVEV

whorled mountainmint · Lamiaceae
Pycnanthemum virginianum (L.) T. Dur. & B.D. Jacks. ex B.L. Rob. & Fernald Native PYVI

Virginia mountainmint · Lamiaceae
Pyrola americana Sweet Native PYAM

American wintergreen · Pyrolaceae
Pyrola chlorantha Sw. Native PYCH

greenflowered wintergreen · Pyrolaceae
Pyrola elliptica Nutt. Native PYEL

waxflower shinleaf · Pyrolaceae
Quercus alba L. Native QUAL

white oak · Fagaceae
Quercus bicolor Willd. Native QUBI

swamp white oak · Fagaceae
Quercus coccinea Münchh. Native QUCO2

scarlet oak · Fagaceae
Quercus coccinea Münchh. var. coccinea Native QUCOC

scarlet oak · Fagaceae
Quercus ilicifolia Wangenh. Native QUIL

bear oak · Fagaceae
Quercus montana Willd. Native QUMO4

chestnut oak · Fagaceae
Quercus palustris Münchh. Native QUPA2

pin oak · Fagaceae
Quercus prinoides Willd. Native QUPR

dwarf chinquapin oak · Fagaceae
Quercus rubra L. Native QURU

northern red oak · Fagaceae
Quercus rubra L. var. ambigua (A. Gray) Fernald Native QURUA

northern red oak · Fagaceae
Quercus velutina Lam. Native QUVE

black oak · Fagaceae
Ranunculus abortivus L. Native RAAB

littleleaf buttercup · Ranunculaceae
Ranunculus acris L. Both RAAC3

tall buttercup · Ranunculaceae
Ranunculus acris L. var. acris Introduced RAACA3

showy buttercup · Ranunculaceae
Ranunculus allegheniensis Britton Native RAAL2

Allegheny Mountain buttercup · Ranunculaceae
Ranunculus bulbosus L. Introduced RABU

St. Anthony's turnip · Ranunculaceae
Ranunculus cymbalaria Pursh Native RACY

alkali buttercup · Ranunculaceae
Ranunculus flabellaris Raf. Native RAFL

yellow water buttercup · Ranunculaceae
Ranunculus hispidus Michx. Native RAHI

bristly buttercup · Ranunculaceae
Ranunculus hispidus Michx. var. hispidus Native RAHIH

bristly buttercup · Ranunculaceae
Ranunculus micranthus Nutt. Native RAMI2

rock buttercup · Ranunculaceae
Ranunculus pensylvanicus L. f. Native RAPE2

Pennsylvania buttercup · Ranunculaceae
Ranunculus recurvatus Poir. Native RARE2

blisterwort · Ranunculaceae
Ranunculus recurvatus Poir. var. recurvatus Native RARER2

blisterwort · Ranunculaceae
Ranunculus repens L. Introduced RARE3

creeping buttercup · Ranunculaceae
Ranunculus sceleratus L. Native RASC3

cursed buttercup · Ranunculaceae
Ranunculus sceleratus L. var. sceleratus Native RASCS

cursed buttercup · Ranunculaceae
Ranunculus trichophyllus Chaix Native RATR

threadleaf crowfoot · Ranunculaceae
Ranunculus trichophyllus Chaix var. trichophyllus Native RATRT

threadleaf crowfoot · Ranunculaceae
Raphanus raphanistrum L. Introduced RARA2

wild radish · Brassicaceae
Reseda lutea L. Introduced RELU

yellow mignonette · Resedaceae
Rhamnus cathartica L. Introduced RHCA3

common buckthorn · Rhamnaceae
Rhexia virginica L. Native RHVI

handsome Harry · Melastomataceae
Rhododendron canadense (L.) Torr. Native RHCA6

rhodora · Ericaceae
Rhododendron maximum L. Native RHMA4

great laurel · Ericaceae
Rhododendron periclymenoides (Michx.) Shinners Native RHPE4

pink azalea · Ericaceae
Rhododendron viscosum (L.) Torr. Native RHVI2

swamp azalea · Ericaceae
Rhus copallinum L. Native RHCO

winged sumac · Anacardiaceae
Rhus copallinum L. var. latifolia Engl. Native RHCOL2

winged sumac · Anacardiaceae
Rhus glabra L. Native RHGL

smooth sumac · Anacardiaceae
Rhus typhina L. Native RHTY

staghorn sumac · Anacardiaceae
Rhynchospora alba (L.) Vahl Native RHAL3

white beaksedge · Cyperaceae
Rhynchospora capitellata (Michx.) Vahl Native RHCA12

brownish beaksedge · Cyperaceae
Rhynchospora fusca (L.) W.T. Aiton Native RHFU

brown beaksedge · Cyperaceae
Rhynchospora macrostachya Torr. ex A. Gray Native RHMA6

tall horned beaksedge · Cyperaceae
Rhynchospora scirpoides (Torr.) A. Gray Native RHSC5

longbeak beaksedge · Cyperaceae
Ribes americanum Mill. Native RIAM2

American black currant · Grossulariaceae
Ribes hirtellum Michx. Native RIHI

hairystem gooseberry · Grossulariaceae
Ribes rubrum L. Introduced RIRU80

cultivated currant · Grossulariaceae
Robinia hispida L. Native ROHI

bristly locust · Fabaceae
Robinia pseudoacacia L. Native ROPS

black locust · Fabaceae
Robinia viscosa Vent. Native ROVI

clammy locust · Fabaceae
Robinia viscosa Vent. var. viscosa Native ROVIV

clammy locust · Fabaceae
Rorippa palustris (L.) Besser Native ROPA2

bog yellowcress · Brassicaceae
Rosa canina L. Introduced ROCA3

dog rose · Rosaceae
Rosa carolina L. Native ROCA4

Carolina rose · Rosaceae
Rosa carolina L. var. carolina Native ROCAC

Carolina rose · Rosaceae
Rosa micrantha Borrer ex Sm. Introduced ROMI

smallflower sweetbrier · Rosaceae
Rosa multiflora Thunb. Introduced ROMU

multiflora rose · Rosaceae
Rosa palustris Marshall Native ROPA

swamp rose · Rosaceae
Rosa rubiginosa L. Introduced RORU82

sweetbriar rose · Rosaceae
Rosa rugosa Thunb. Introduced RORU

rugosa rose · Rosaceae
Rosa virginiana Mill. Native ROVI2

Virginia rose · Rosaceae
Rosa virginiana Mill. var. virginiana Native ROVIV2

Virginia rose · Rosaceae
Rotala ramosior (L.) Koehne Native RORA

lowland rotala · Lythraceae
Rubus allegheniensis Porter Native RUAL

Allegheny blackberry · Rosaceae
Rubus allegheniensis Porter var. allegheniensis Native RUALA

Allegheny blackberry · Rosaceae
Rubus flagellaris Willd. Native RUFL

northern dewberry · Rosaceae
Rubus hispidus L. Native RUHI

bristly dewberry · Rosaceae
Rubus idaeus L. Both RUID

American red raspberry · Rosaceae
Rubus occidentalis L. Native RUOC

black raspberry · Rosaceae
Rubus odoratus L. Native RUOD

purpleflowering raspberry · Rosaceae
Rubus odoratus L. var. odoratus Native RUODO

purpleflowering raspberry · Rosaceae
Rubus pensilvanicus Poir. Native RUPE3

Pennsylvania blackberry · Rosaceae
Rubus pubescens Raf. Native RUPU

dwarf red blackberry · Rosaceae
Rubus pubescens Raf. var. pubescens Native RUPUP2

dwarf red blackberry · Rosaceae
Rubus setosus Bigelow Native RUSE

setose blackberry · Rosaceae
Rudbeckia hirta L. Native RUHI2

blackeyed Susan · Asteraceae
Rudbeckia hirta L. var. pulcherrima Farw. Native RUHIP

blackeyed Susan · Asteraceae
Rumex acetosella L. Introduced RUAC3

common sheep sorrel · Polygonaceae
Rumex altissimus Alph. Wood Native RUAL4

pale dock · Polygonaceae
Rumex crispus L. Introduced RUCR

curly dock · Polygonaceae
Rumex crispus L. ssp. crispus Introduced RUCRC

curly dock · Polygonaceae
Rumex obtusifolius L. Introduced RUOB

bitter dock · Polygonaceae
Rumex orbiculatus A. Gray Native RUOR2

greater water dock · Polygonaceae
Rumex salicifolius Weinm. Native RUSA

willow dock · Polygonaceae
Rumex salicifolius Weinm. var. mexicanus (Meisn.) C.L. Hitchc. Native RUSAM

Mexican dock · Polygonaceae
Sabatia stellaris Pursh Native SAST5

rose of Plymouth · Gentianaceae
Sagina procumbens L. Introduced SAPR

birdeye pearlwort · Caryophyllaceae
Sagittaria engelmanniana J.G. Sm. Native SAEN

Engelmann's arrowhead · Alismataceae
Sagittaria graminea Michx. Native SAGR

grassy arrowhead · Alismataceae
Sagittaria graminea Michx. var. graminea Native SAGRG

grassy arrowhead · Alismataceae
Sagittaria latifolia Willd. Native SALA2

broadleaf arrowhead · Alismataceae
Sagittaria subulata (L.) Buchenau Native SASU

awl-leaf arrowhead · Alismataceae
Salicornia depressa Standl. Native SADE10

Virginia glasswort · Chenopodiaceae
Salix alba L. Introduced SAAL2

white willow · Salicaceae
Salix bebbiana Sarg. Native SABE2

Bebb willow · Salicaceae
Salix discolor Muhl. Native SADI

pussy willow · Salicaceae
Salix eriocephala Michx. Native SAER

Missouri River willow · Salicaceae
Salix fragilis L. Introduced SAFR

crack willow · Salicaceae
Salix humilis Marshall Native SAHU2

prairie willow · Salicaceae
Salix lucida Muhl. Native SALU

shining willow · Salicaceae
Salix lucida Muhl. ssp. lucida Native SALUL2

shining willow · Salicaceae
Salix nigra Marshall Native SANI

black willow · Salicaceae
Salix petiolaris Sm. Native SAPE5

meadow willow · Salicaceae
Salix sericea Marshall Native SASE

silky willow · Salicaceae
Salix viminalis L. Introduced SAVI2

basket willow · Salicaceae
Salsola kali L. Introduced SAKA

Russian thistle · Chenopodiaceae
Salsola kali L. ssp. kali Introduced SAKAK

Russian thistle · Chenopodiaceae
Sambucus nigra L. Both SANI4

black elderberry · Caprifoliaceae
Sambucus nigra L. ssp. canadensis (L.) R. Bolli Native SANIC4

American black elderberry · Caprifoliaceae
Sambucus racemosa L. Native SARA2

red elderberry · Caprifoliaceae
Sambucus racemosa L. var. racemosa Native SARAR3

red elderberry · Caprifoliaceae
Sanguinaria canadensis L. Native SACA13

bloodroot · Papaveraceae
Sanguisorba minor Scop. Introduced SAMI3

small burnet · Rosaceae
Sanguisorba minor Scop. ssp. balearica (Bourg. ex Nyman) M. Garm. & C. Navarro Introduced SAMIB2

small burnet · Rosaceae
Sanicula marilandica L. Native SAMA2

Maryland sanicle · Apiaceae
Saponaria officinalis L. Introduced SAOF4

bouncingbet · Caryophyllaceae
Sarracenia purpurea L. Native SAPU4

purple pitcherplant · Sarraceniaceae
Sarracenia purpurea L. ssp. purpurea var. purpurea Native SAPUP6

northern purple pitcherplant · Sarraceniaceae
Sassafras albidum (Nutt.) Nees Native SAAL5

sassafras · Lauraceae
Saxifraga pensylvanica L. Native SAPE8

eastern swamp saxifrage · Saxifragaceae
Saxifraga virginiensis Michx. Native SAVI5

early saxifrage · Saxifragaceae
Saxifraga virginiensis Michx. var. virginiensis Native SAVIV

early saxifrage · Saxifragaceae
Scandix pecten-veneris L. Introduced SCPE

shepherdsneedle · Apiaceae
Schedonorus pratensis (Huds.) P. Beauv. Introduced SCPR4

meadow fescue · Poaceae
Schizachyrium scoparium (Michx.) Nash Native SCSC

little bluestem · Poaceae
Schizachyrium scoparium (Michx.) Nash var. scoparium Native SCSCS

little bluestem · Poaceae
Schoenoplectiella smithii (A. Gray) Hayas. Native SCSM3

Smith's bulrush · Cyperaceae
Schoenoplectus americanus (Pers.) Volkart ex Schinz & R. Keller Native SCAM6

chairmaker's bulrush · Cyperaceae
Schoenoplectus tabernaemontani (C.C. Gmel.) Palla Native SCTA2

softstem bulrush · Cyperaceae
Schoenoplectus torreyi (Olney) Palla Native SCTO3

Torrey's bulrush · Cyperaceae
Scirpus atrovirens Willd. Native SCAT2

green bulrush · Cyperaceae
Scirpus cyperinus (L.) Kunth Native SCCY

woolgrass · Cyperaceae
Scirpus expansus Fernald Native SCEX

woodland bulrush · Cyperaceae
Scirpus ×peckii Britton (pro sp.) [atrocinctus × atrovirens × pedicellatus] Native SCPE2

bulrush · Cyperaceae
Scleranthus annuus L. Introduced SCAN2

German knotgrass · Caryophyllaceae
Scleria reticularis Michx. Native SCRE

netted nutrush · Cyperaceae
Sclerolepis uniflora (Walter) Britton, Sterns & Poggenb. Native SCUN3

pink bogbutton · Asteraceae
Scrophularia nodosa L. Native SCNO2

woodland figwort · Scrophulariaceae
Scutellaria galericulata L. Native SCGA

marsh skullcap · Lamiaceae
Scutellaria lateriflora L. Native SCLA2

blue skullcap · Lamiaceae
Scutellaria lateriflora L. var. lateriflora Native SCLAL2

blue skullcap · Lamiaceae
Secale cereale L. Introduced SECE

cereal rye · Poaceae
Securigera varia (L.) Lassen Introduced SEVA4

crownvetch · Fabaceae
Sedum acre L. Introduced SEAC

goldmoss stonecrop · Crassulaceae
Selaginella apoda (L.) Spring Native SEAP

meadow spikemoss · Selaginellaceae
Selaginella rupestris (L.) Spring Native SERU

northern selaginella · Selaginellaceae
Senecio viscosus L. Introduced SEVI2

sticky ragwort · Asteraceae
Senecio vulgaris L. Introduced SEVU

old-man-in-the-Spring · Asteraceae
Senna hebecarpa (Fernald) Irwin & Barneby Native SEHE3

American senna · Fabaceae
Sericocarpus asteroides (L.) Britton, Sterns & Poggenb. Native SEAS3

toothed whitetop aster · Asteraceae
Sericocarpus linifolius (L.) Britton, Sterns & Poggenb. Native SELI5

narrowleaf whitetop aster · Asteraceae
Setaria faberi Herrm. Introduced SEFA

Japanese bristlegrass · Poaceae
Setaria italica (L.) P. Beauv. Introduced SEIT

foxtail millet · Poaceae
Setaria parviflora (Poir.) Kerguélen Native SEPA10

marsh bristlegrass · Poaceae
Setaria verticillata (L.) P. Beauv. Introduced SEVE3

hooked bristlegrass · Poaceae
Setaria viridis (L.) P. Beauv. Introduced SEVI4

green bristlegrass · Poaceae
Setaria viridis (L.) P. Beauv. var. viridis Introduced SEVIV

green bristlegrass · Poaceae
Sibbaldiopsis tridentata (Aiton) Rydb. Native SITR3

shrubby fivefingers · Rosaceae
Sicyos angulatus L. Native SIAN

oneseed bur cucumber · Cucurbitaceae
Silene antirrhina L. Native SIAN2

sleepy silene · Caryophyllaceae
Silene armeria L. Introduced SIAR

sweet William silene · Caryophyllaceae
Silene latifolia Poir. Introduced SILA21

bladder campion · Caryophyllaceae
Silene latifolia Poir. ssp. alba (Mill.) Greuter & Burdet Introduced SILAA3

bladder campion · Caryophyllaceae
Silene noctiflora L. Introduced SINO

nightflowering silene · Caryophyllaceae
Silene vulgaris (Moench) Garcke Introduced SIVU

maidenstears · Caryophyllaceae
Sinapis arvensis L. Introduced SIAR4

charlock mustard · Brassicaceae
Sinapis arvensis L. ssp. arvensis Introduced SIARA

wild mustard · Brassicaceae
Sisymbrium altissimum L. Introduced SIAL2

tall tumblemustard · Brassicaceae
Sisymbrium officinale (L.) Scop. Introduced SIOF

hedgemustard · Brassicaceae
Sisyrinchium atlanticum E.P. Bicknell Native SIAT

eastern blue-eyed grass · Iridaceae
Sisyrinchium montanum Greene Native SIMO2

strict blue-eyed grass · Iridaceae
Sisyrinchium montanum Greene var. crebrum Fernald Native SIMOC

strict blue-eyed grass · Iridaceae
Sium suave Walter Native SISU2

hemlock waterparsnip · Apiaceae
Smilax glauca Walter Native SMGL

cat greenbrier · Smilacaceae
Smilax herbacea L. Native SMHE

smooth carrionflower · Smilacaceae
Smilax rotundifolia L. Native SMRO

roundleaf greenbrier · Smilacaceae
Solanum dulcamara L. Introduced SODU

climbing nightshade · Solanaceae
Solanum lycopersicum L. Introduced SOLY2

garden tomato · Solanaceae
Solanum lycopersicum L. var. lycopersicum Introduced SOLYL

garden tomato · Solanaceae
Solanum rostratum Dunal Native SORO

buffalobur nightshade · Solanaceae
Solanum tuberosum L. Introduced SOTU

Irish potato · Solanaceae
Solidago arguta Aiton Native SOAR

Atlantic goldenrod · Asteraceae
Solidago arguta Aiton var. arguta Native SOARA

Atlantic goldenrod · Asteraceae
Solidago bicolor L. Native SOBI

white goldenrod · Asteraceae
Solidago caesia L. Native SOCA4

wreath goldenrod · Asteraceae
Solidago canadensis L. Native SOCA6

Canada goldenrod · Asteraceae
Solidago canadensis L. var. canadensis Native SOCAC3

Canada goldenrod · Asteraceae
Solidago flexicaulis L. Native SOFL2

zigzag goldenrod · Asteraceae
Solidago gigantea Aiton Native SOGI

giant goldenrod · Asteraceae
Solidago juncea Aiton Native SOJU

early goldenrod · Asteraceae
Solidago latissimifolia Mill. Native SOLA4

Elliott's goldenrod · Asteraceae
Solidago nemoralis Aiton Native SONE

gray goldenrod · Asteraceae
Solidago nemoralis Aiton var. nemoralis Native SONEN

gray goldenrod · Asteraceae
Solidago odora Aiton Native SOOD

anisescented goldenrod · Asteraceae
Solidago odora Aiton var. odora Native SOODO

anisescented goldenrod · Asteraceae
Solidago puberula Nutt. Native SOPU

downy goldenrod · Asteraceae
Solidago puberula Nutt. var. puberula Native SOPUP2

downy goldenrod · Asteraceae
Solidago rugosa Mill. Native SORU2

wrinkleleaf goldenrod · Asteraceae
Solidago sempervirens L. Native SOSE

seaside goldenrod · Asteraceae
Solidago speciosa Nutt. Native SOSP2

showy goldenrod · Asteraceae
Solidago speciosa Nutt. var. speciosa Native SOSPS4

showy goldenrod · Asteraceae
Solidago uliginosa Nutt. Native SOUL

bog goldenrod · Asteraceae
Solidago ulmifolia Muhl. ex Willd. Native SOUL2

elmleaf goldenrod · Asteraceae
Solidago ulmifolia Muhl. ex Willd. var. ulmifolia Native SOULU2

elmleaf goldenrod · Asteraceae
Sonchus arvensis L. Introduced SOAR2

field sowthistle · Asteraceae
Sonchus arvensis L. ssp. arvensis Introduced SOARA2

field sowthistle · Asteraceae
Sonchus asper (L.) Hill Introduced SOAS

spiny sowthistle · Asteraceae
Sonchus oleraceus L. Introduced SOOL

common sowthistle · Asteraceae
Sorbus aucuparia L. Introduced SOAU

European mountain ash · Rosaceae
Sorghastrum nutans (L.) Nash Native SONU2

Indiangrass · Poaceae
Sorghum bicolor (L.) Moench Introduced SOBI2

sorghum · Poaceae
Sorghum bicolor (L.) Moench ssp. bicolor Introduced SOBIB

grain sorghum · Poaceae
Sparganium americanum Nutt. Native SPAM

American bur-reed · Sparganiaceae
Sparganium androcladum (Engelm.) Morong Native SPAN

branched bur-reed · Sparganiaceae
Sparganium eurycarpum Engelm. Native SPEU

broadfruit bur-reed · Sparganiaceae
Spartina alterniflora Loisel. Native SPAL

smooth cordgrass · Poaceae
Spartina patens (Aiton) Muhl. Native SPPA

saltmeadow cordgrass · Poaceae
Spartina pectinata Bosc ex Link Native SPPE

prairie cordgrass · Poaceae
Spergula arvensis L. Introduced SPAR

corn spurry · Caryophyllaceae
Spergularia canadensis (Pers.) G. Don Native SPCA3

Canadian sandspurry · Caryophyllaceae
Spergularia canadensis (Pers.) G. Don var. canadensis Native SPCAC

Canadian sandspurry · Caryophyllaceae
Spergularia rubra (L.) J. Presl & C. Presl Introduced SPRU

red sandspurry · Caryophyllaceae
Spergularia salina J. Presl & C. Presl Native SPSA5

salt sandspurry · Caryophyllaceae
Sphenopholis intermedia (Rydb.) Rydb. Native SPIN3

slender wedgescale · Poaceae
Sphenopholis nitida (Biehler) Scribn. Native SPNI

shiny wedgescale · Poaceae
Sphenopholis obtusata (Michx.) Scribn. Native SPOB

prairie wedgescale · Poaceae
Sphenopholis pensylvanica (L.) Hitchc. Native SPPE3

swamp wedgescale · Poaceae
Spinacia oleracea L. Introduced SPOL

spinach · Chenopodiaceae
Spiraea alba Du Roi Native SPAL2

white meadowsweet · Rosaceae
Spiraea alba Du Roi var. latifolia (Aiton) Dippel Native SPALL

white meadowsweet · Rosaceae
Spiraea tomentosa L. Native SPTO2

steeplebush · Rosaceae
Spiranthes cernua (L.) Rich. Native SPCE

nodding lady's tresses · Orchidaceae
Spiranthes lacera (Raf.) Raf. Native SPLA4

northern slender lady's tresses · Orchidaceae
Spiranthes lucida (H.H. Eaton) Ames Native SPLU2

shining lady's tresses · Orchidaceae
Spiranthes tuberosa Raf. Native SPTU

little lady's tresses · Orchidaceae
Spiranthes vernalis Engelm. & A. Gray Native SPVE

spring lady's tresses · Orchidaceae
Spirodela polyrrhiza (L.) Schleid. Native SPPO

common duckmeat · Lemnaceae
Sporobolus compositus (Poir.) Merr. Native SPCO16

composite dropseed · Poaceae
Sporobolus compositus (Poir.) Merr. var. compositus Native SPCOC2

composite dropseed · Poaceae
Sporobolus vaginiflorus (Torr. ex A. Gray) Alph. Wood Native SPVA

poverty dropseed · Poaceae
Sporobolus vaginiflorus (Torr. ex A. Gray) Alph. Wood var. vaginiflorus Native SPVAV2

poverty dropseed · Poaceae
Stachys annua (L.) L. Introduced STAN

annual hedgenettle · Lamiaceae
Stachys tenuifolia Willd. Native STTE

smooth hedgenettle · Lamiaceae
Stellaria graminea L. Introduced STGR

grass-like starwort · Caryophyllaceae
Stellaria longifolia Muhl. ex Willd. Native STLO

longleaf starwort · Caryophyllaceae
Stellaria longifolia Muhl. ex Willd. var. longifolia Native STLOL

longleaf starwort · Caryophyllaceae
Stellaria media (L.) Vill. Introduced STME2

common chickweed · Caryophyllaceae
Stellaria media (L.) Vill. ssp. media Introduced STMEM

common chickweed · Caryophyllaceae
Streptopus lanceolatus (Aiton) Reveal Native STLA16

twistedstalk · Liliaceae
Streptopus lanceolatus (Aiton) Reveal var. roseus (Michx.) Reveal Native STLAR

twistedstalk · Liliaceae
Strophostyles helvola (L.) Elliott Native STHE9

amberique-bean · Fabaceae
Suaeda linearis (Elliott) Moq. Native SULI

annual seepweed · Chenopodiaceae
Suaeda maritima (L.) Dumort. Both SUMA

herbaceous seepweed · Chenopodiaceae
Suaeda maritima (L.) Dumort. ssp. maritima Introduced SUMAM

herbaceous seepweed · Chenopodiaceae
Symphoricarpos albus (L.) S.F. Blake Native SYAL

common snowberry · Caprifoliaceae
Symphoricarpos albus (L.) S.F. Blake var. laevigatus (Fernald) S.F. Blake Native SYALL

common snowberry · Caprifoliaceae
Symphoricarpos orbiculatus Moench Native SYOR

coralberry · Caprifoliaceae
Symphyotrichum dumosum (L.) G.L. Nesom Native SYDU2

rice button aster · Asteraceae
Symphyotrichum dumosum (L.) G.L. Nesom var. dumosum Native SYDUD2

rice button aster · Asteraceae
Symphyotrichum ericoides (L.) G.L. Nesom Native SYER

white heath aster · Asteraceae
Symphyotrichum laeve (L.) Á. Löve & D. Löve Native SYLA3

smooth blue aster · Asteraceae
Symphyotrichum laeve (L.) Á. Löve & D. Löve var. laeve Native SYLAL3

smooth blue aster · Asteraceae
Symphyotrichum lanceolatum (Willd.) G.L. Nesom Native SYLA6

white panicle aster · Asteraceae
Symphyotrichum lanceolatum (Willd.) G.L. Nesom ssp. lanceolatum Native SYLAL6

white panicle aster · Asteraceae
Symphyotrichum lanceolatum (Willd.) G.L. Nesom ssp. lanceolatum var. lanceolatum Native SYLAL4

white panicle aster · Asteraceae
Symphyotrichum lateriflorum (L.) Á. Löve & D. Löve Native SYLA4

calico aster · Asteraceae
Symphyotrichum lateriflorum (L.) Á. Löve & D. Löve var. lateriflorum Native SYLAL7

calico aster · Asteraceae
Symphyotrichum novae-angliae (L.) G.L. Nesom Native SYNO2

New England aster · Asteraceae
Symphyotrichum novi-belgii (L.) G.L. Nesom Native SYNO3

New York aster · Asteraceae
Symphyotrichum patens (Aiton) G.L. Nesom Native SYPA11

late purple aster · Asteraceae
Symphyotrichum patens (Aiton) G.L. Nesom var. patens Native SYPAP2

late purple aster · Asteraceae
Symphyotrichum pilosum (Willd.) G.L. Nesom Native SYPI2

hairy white oldfield aster · Asteraceae
Symphyotrichum puniceum (L.) Á. Löve & D. Löve Native SYPU

purplestem aster · Asteraceae
Symphyotrichum puniceum (L.) Á. Löve & D. Löve var. puniceum Native SYPUP

purplestem aster · Asteraceae
Symphyotrichum subulatum (Michx.) G.L. Nesom Native SYSU5

eastern annual saltmarsh aster · Asteraceae
Symphyotrichum tenuifolium (L.) G.L. Nesom Native SYTE6

perennial saltmarsh aster · Asteraceae
Symphyotrichum undulatum (L.) G.L. Nesom Native SYUN

wavyleaf aster · Asteraceae
Symplocarpus foetidus (L.) Salisb. ex W.P.C. Barton Native SYFO

skunk cabbage · Araceae
Syringa vulgaris L. Introduced SYVU

common lilac · Oleaceae
Taenidia integerrima (L.) Drude Native TAIN

yellow pimpernel · Apiaceae
Tanacetum balsamita L. Introduced TABA

costmary · Asteraceae
Tanacetum parthenium (L.) Sch. Bip. Introduced TAPA6

feverfew · Asteraceae
Tanacetum vulgare L. Introduced TAVU

common tansy · Asteraceae
Taraxacum laevigatum (Willd.) DC. Introduced TALA2

rock dandelion · Asteraceae
Taraxacum officinale F.H. Wigg. Both TAOF

common dandelion · Asteraceae
Taraxacum officinale F.H. Wigg. ssp. officinale Introduced TAOFO

common dandelion · Asteraceae
Taxus canadensis Marshall Native TACA7

Canada yew · Taxaceae
Tephrosia virginiana (L.) Pers. Native TEVI

Virginia tephrosia · Fabaceae
Teucrium canadense L. Native TECA3

Canada germander · Lamiaceae
Teucrium canadense L. var. canadense Native TECAC

Canada germander · Lamiaceae
Thalictrum dioicum L. Native THDI

early meadow-rue · Ranunculaceae
Thalictrum pubescens Pursh Native THPU2

king of the meadow · Ranunculaceae
Thalictrum revolutum DC. Native THRE

waxyleaf meadow-rue · Ranunculaceae
Thalictrum thalictroides (L.) Eames & B. Boivin Native THTH2

rue anemone · Ranunculaceae
Thelypteris noveboracensis (L.) Nieuwl. Native THNO

New York fern · Thelypteridaceae
Thelypteris simulata (Davenport) Nieuwl. Native THSI2

bog fern · Thelypteridaceae
Thlaspi arvense L. Introduced THAR5

field pennycress · Brassicaceae
Thuja occidentalis L. Native THOC2

arborvitae · Cupressaceae
Thymus praecox Opiz Introduced THPR

mother of thyme · Lamiaceae
Thymus praecox Opiz ssp. arcticus (Durand) Jalas Introduced THPRA

creeping thyme · Lamiaceae
Tilia americana L. Native TIAM

American basswood · Tiliaceae
Tilia americana L. var. americana Native TIAMA

American basswood · Tiliaceae
Toxicodendron radicans (L.) Kuntze Native TORA2

eastern poison ivy · Anacardiaceae
Toxicodendron radicans (L.) Kuntze ssp. radicans Native TORAR

eastern poison ivy · Anacardiaceae
Toxicodendron rydbergii (Small ex Rydb.) Greene Native TORY

western poison ivy · Anacardiaceae
Toxicodendron vernix (L.) Kuntze Native TOVE

poison sumac · Anacardiaceae
Tragopogon pratensis L. Introduced TRPR

Jack-go-to-bed-at-noon · Asteraceae
Triadenum virginicum (L.) Raf. Native TRVI2

Virginia marsh St. Johnswort · Clusiaceae
Trichophorum alpinum (L.) Pers. Native TRAL7

alpine bulrush · Cyperaceae
Trichophorum planifolium (Spreng.) Palla Native TRPL6

bashful bulrush · Cyperaceae
Trichostema dichotomum L. Native TRDI2

forked bluecurls · Lamiaceae
Tridens flavus (L.) Hitchc. Native TRFL2

purpletop tridens · Poaceae
Tridens flavus (L.) Hitchc. var. flavus Native TRFLF

purpletop tridens · Poaceae
Trientalis borealis Raf. Native TRBO2

starflower · Primulaceae
Trientalis borealis Raf. ssp. borealis Native TRBOB

starflower · Primulaceae
Trifolium arvense L. Introduced TRAR4

rabbitfoot clover · Fabaceae
Trifolium aureum Pollich Introduced TRAU2

golden clover · Fabaceae
Trifolium campestre Schreb. Introduced TRCA5

field clover · Fabaceae
Trifolium hybridum L. Introduced TRHY

alsike clover · Fabaceae
Trifolium incarnatum L. Introduced TRIN3

crimson clover · Fabaceae
Trifolium pratense L. Introduced TRPR2

red clover · Fabaceae
Trifolium repens L. Introduced TRRE3

white clover · Fabaceae
Triglochin maritima L. Native TRMA20

seaside arrowgrass · Juncaginaceae
Trillium cernuum L. Native TRCE

whip-poor-will flower · Liliaceae
Trillium erectum L. Native TRER3

red trillium · Liliaceae
Trillium undulatum Willd. Native TRUN

painted trillium · Liliaceae
Triosteum perfoliatum L. Native TRPE5

feverwort · Caprifoliaceae
Triticum aestivum L. Introduced TRAE

common wheat · Poaceae
Tsuga canadensis (L.) Carrière Native TSCA

eastern hemlock · Pinaceae
Tussilago farfara L. Introduced TUFA

coltsfoot · Asteraceae
Typha angustifolia L. Both TYAN

narrowleaf cattail · Typhaceae
Typha latifolia L. Native TYLA

broadleaf cattail · Typhaceae
Typha ×glauca Godr. (pro sp.) [angustifolia or domingensis × latifolia] Native TYGL

hybrid cattail · Typhaceae
Ulmus americana L. Native ULAM

American elm · Ulmaceae
Ulmus rubra Muhl. Native ULRU

slippery elm · Ulmaceae
Urtica dioica L. Both URDI

stinging nettle · Urticaceae
Utricularia cornuta Michx. Native UTCO

horned bladderwort · Lentibulariaceae
Utricularia geminiscapa Benj. Native UTGE

hiddenfruit bladderwort · Lentibulariaceae
Utricularia intermedia Hayne Native UTIN2

flatleaf bladderwort · Lentibulariaceae
Utricularia macrorhiza Leconte Native UTMA

common bladderwort · Lentibulariaceae
Utricularia purpurea Walter Native UTPU

eastern purple bladderwort · Lentibulariaceae
Utricularia radiata Small Native UTRA

little floating bladderwort · Lentibulariaceae
Uvularia perfoliata L. Native UVPE

perfoliate bellwort · Liliaceae
Uvularia sessilifolia L. Native UVSE

sessileleaf bellwort · Liliaceae
Vaccaria hispanica (Mill.) Rauschert Introduced VAHI2

cow soapwort · Caryophyllaceae
Vaccinium angustifolium Aiton Native VAAN

lowbush blueberry · Ericaceae
Vaccinium corymbosum L. Native VACO

highbush blueberry · Ericaceae
Vaccinium macrocarpon Aiton Native VAMA

cranberry · Ericaceae
Vaccinium oxycoccos L. Native VAOX

small cranberry · Ericaceae
Vaccinium pallidum Aiton Native VAPA4

Blue Ridge blueberry · Ericaceae
Vaccinium stamineum L. Native VAST

deerberry · Ericaceae
Veratrum viride Aiton Native VEVI

green false hellebore · Liliaceae
Verbascum blattaria L. Introduced VEBL

moth mullein · Scrophulariaceae
Verbascum thapsus L. Introduced VETH

common mullein · Scrophulariaceae
Verbena hastata L. Native VEHA2

swamp verbena · Verbenaceae
Verbena hastata L. var. hastata Native VEHAH

swamp verbena · Verbenaceae
Verbena urticifolia L. Native VEUR

white vervain · Verbenaceae
Verbena urticifolia L. var. urticifolia Native VEURU

white vervain · Verbenaceae
Vernonia noveboracensis (L.) Michx. Native VENO

New York ironweed · Asteraceae
Veronica anagallis-aquatica L. Native VEAN2

water speedwell · Scrophulariaceae
Veronica arvensis L. Introduced VEAR

corn speedwell · Scrophulariaceae
Veronica officinalis L. Introduced VEOF2

common gypsyweed · Scrophulariaceae
Veronica officinalis L. var. officinalis Introduced VEOFO

common gypsyweed · Scrophulariaceae
Veronica peregrina L. Native VEPE2

neckweed · Scrophulariaceae
Veronica scutellata L. Native VESC2

skullcap speedwell · Scrophulariaceae
Viburnum acerifolium L. Native VIAC

mapleleaf viburnum · Caprifoliaceae
Viburnum dentatum L. Native VIDE

southern arrowwood · Caprifoliaceae
Viburnum dentatum L. var. venosum (Britton) Gleason Native VIDEV

southern arrowwood · Caprifoliaceae
Viburnum lantanoides Michx. Native VILA11

hobblebush · Caprifoliaceae
Viburnum lentago L. Native VILE

nannyberry · Caprifoliaceae
Viburnum nudum L. Native VINU

possumhaw · Caprifoliaceae
Viburnum nudum L. var. cassinoides (L.) Torr. & A. Gray Native VINUC

withe-rod · Caprifoliaceae
Vicia cracca L. Introduced VICR

bird vetch · Fabaceae
Vicia cracca L. ssp. cracca Introduced VICRC

bird vetch · Fabaceae
Vicia hirsuta (L.) Gray Introduced VIHI

tiny vetch · Fabaceae
Vicia sativa L. Introduced VISA

garden vetch · Fabaceae
Vicia villosa Roth Introduced VIVI

winter vetch · Fabaceae
Vicia villosa Roth ssp. villosa Introduced VIVIV

winter vetch · Fabaceae
Vinca minor L. Introduced VIMI2

common periwinkle · Apocynaceae
Viola blanda Willd. Native VIBL

sweet white violet · Violaceae
Viola blanda Willd. var. palustriformis A. Gray Native VIBLP

sweet white violet · Violaceae
Viola cucullata Aiton Native VICU

marsh blue violet · Violaceae
Viola labradorica Schrank Native VILA10

alpine violet · Violaceae
Viola lanceolata L. Native VILA4

bog white violet · Violaceae
Viola lanceolata L. ssp. lanceolata Native VILAL

bog white violet · Violaceae
Viola macloskeyi Lloyd Native VIMA2

small white violet · Violaceae
Viola macloskeyi Lloyd ssp. pallens (Banks ex Ging) M.S. Baker Native VIMAP3

smooth white violet · Violaceae
Viola odorata L. Introduced VIOD

sweet violet · Violaceae
Viola pedata L. Native VIPE

birdfoot violet · Violaceae
Viola pubescens Aiton Native VIPU3

downy yellow violet · Violaceae
Viola pubescens Aiton var. pubescens Native VIPUP2

downy yellow violet · Violaceae
Viola rotundifolia Michx. Native VIRO2

roundleaf yellow violet · Violaceae
Viola sagittata Aiton Native VISA2

arrowleaf violet · Violaceae
Viola sororia Willd. Native VISO

common blue violet · Violaceae
Viola tricolor L. Introduced VITR

johnny jumpup · Violaceae
Viola ×palmata L. (pro sp.) [brittoniana or pedatifida × affinis or sororia] Native VIPA18

early blue violet · Violaceae
Viola ×primulifolia L. (pro sp.) [lanceolata × macloskeyi] Native VIPR4

Violaceae
Vitis aestivalis Michx. Native VIAE

summer grape · Vitaceae
Vitis labrusca L. Native VILA8

fox grape · Vitaceae
Vulpia octoflora (Walter) Rydb. Native VUOC

sixweeks fescue · Poaceae
Vulpia octoflora (Walter) Rydb. var. glauca (Nutt.) Fernald Native VUOCG

sixweeks fescue · Poaceae
Woodsia ilvensis (L.) R. Br. Native WOIL

rusty woodsia · Dryopteridaceae
Woodsia obtusa (Spreng.) Torr. Native WOOB2

bluntlobe cliff fern · Dryopteridaceae
Woodsia obtusa (Spreng.) Torr. ssp. obtusa Native WOOBO

bluntlobe cliff fern · Dryopteridaceae
Woodwardia areolata (L.) T. Moore Native WOAR

netted chainfern · Blechnaceae
Woodwardia virginica (L.) Sm. Native WOVI

Virginia chainfern · Blechnaceae
Xanthium spinosum L. Introduced XASP2

spiny cocklebur · Asteraceae
Xanthium strumarium L. Native XAST

rough cocklebur · Asteraceae
Xyris difformis Chapm. Native XYDI

bog yelloweyed grass · Xyridaceae
Xyris difformis Chapm. var. difformis Native XYDID

bog yelloweyed grass · Xyridaceae
Xyris torta Sm. Native XYTO

slender yelloweyed grass · Xyridaceae
Zannichellia palustris L. Native ZAPA

horned pondweed · Zannichelliaceae
Zanthoxylum americanum Mill. Native ZAAM

common pricklyash · Rutaceae
Zizania aquatica L. Native ZIAQ

annual wildrice · Poaceae
Zizania aquatica L. var. aquatica Native ZIAQA2

annual wildrice · Poaceae
Zizia aurea (L.) W.D.J. Koch Native ZIAU

golden zizia · Apiaceae