| Family |
Taxon |
Common Name | Photographs |
| Pinaceae |
Abies balsamea (L.) Mill. |
balsam fir, Canada balsam |
|
| Aceraceae |
Acer negundo L. |
ash-leaved maple, box elder |
|
| Aceraceae |
Acer rubrum L. var. rubrum |
red maple |
|
| Aceraceae |
Acer saccharum Marshall var. saccharum |
hard maple, sugar maple |
|
| Aceraceae |
Acer spicatum Lam. |
mountain maple |
|
| Asteraceae |
Achillea millefolium L. |
common yarrow, milfoil |
|
| Asteraceae |
Achillea millefolium L. subsp. lanulosa (Nutt.) Piper |
common yarrow, milfoil |
|
| Lamiaceae |
Acinos arvensis (Lam.) Dandy |
basil-thyme, mother-of-thyme |
|
| Ranunculaceae |
Actaea pachypoda Elliott |
doll's-eyes, white baneberry |
|
| Ranunculaceae |
Actaea rubra (Aiton) Willd. |
red baneberry |
|
| Pteridaceae |
Adiantum pedatum L. |
maidenhair fern, northern maidenhair fern |
|
| Fumariaceae |
Adlumia fungosa (Aiton) Greene ex Britton, Sterns & Poggenb. |
Allegheny-vine, climbing fumitory |
|
| Rosaceae |
Agrimonia gryposepala Wallr. |
common agrimony, tall hairy agrimony |
|
| Poaceae |
Agrostis gigantea Roth |
redtop |
|
| Betulaceae |
Alnus incana (L.) Moench subsp. rugosa (Du Roi) R.T.Clausen |
mountain alder, speckled alder, swamp alder |
|
| Poaceae |
Alopecurus aequalis Sobol. |
short-awned foxtail |
|
| Brassicaceae |
Alyssum alyssoides (L.) L. |
pale alyssum, pale madwort, yellow alyssum |
|
| Rosaceae |
Amelanchier laevis Wiegand |
Allegheny serviceberry, Allegheny shadblow, smooth serviceberry |
|
| Rosaceae |
Amelanchier sanguinea (Pursh) DC. var. sanguinea |
low shadblow, New England serviceberry, round-leaved serviceberry |
|
| Poaceae |
Ammophila breviligulata Fernald |
American beach-grass, dune grass, marram grass |
|
| Ericaceae |
Andromeda glaucophylla Link |
bog-rosemary |
|
| Ranunculaceae |
Anemone acutiloba (DC.) G.Lawson |
sharp-lobed hepatica |
|
| Ranunculaceae |
Anemone canadensis L. |
Canada anemone, Canadian anemone, meadow anemone |
|
| Ranunculaceae |
Anemone virginiana L. |
tall anemone, tall thimbleweed |
|
| Ranunculaceae |
Anemone virginiana L. var. alba (Oakes) A.W.Wood |
tall anemone, thimbleweed |
|
| Ranunculaceae |
Anemone virginiana L. var. virginiana |
tall anemone, tall thimbleweed |
|
| Asteraceae |
Antennaria neglecta Greene |
cat's-foot, field pussy-toes |
|
| Ranunculaceae |
Aquilegia canadensis L. |
Canadian columbine, red columbine, wild columbine |
|
| Brassicaceae |
Arabis glabra (L.) Bernh. |
tower mustard, tower rock-cress |
|
| Brassicaceae |
Arabis lyrata L. |
lyrate rock-cress, sand cress |
|
| Araliaceae |
Aralia hispida Vent. |
bristly sarsaparilla |
|
| Araliaceae |
Aralia nudicaulis L. |
wild sarsaparilla |
|
| Araliaceae |
Aralia racemosa L. |
American spikenard, life-of-man |
|
| Asteraceae |
Arctium minus Bernh. |
common burdock, lesser burdock |
|
| Orchidaceae |
Arethusa bulbosa L. |
dragon's-mouth, swamp-pink |
|
| Rosaceae |
Argentina anserina (L.) Rydb. |
silver-weed |
|
| Asteraceae |
Artemisia campestris L. subsp. caudata (Michx.) H.M.Hall & Clem. |
field sage-wort, field wormwood |
|
| Asclepiadaceae |
Asclepias incarnata L. subsp. incarnata |
swamp milkweed |
|
| Asclepiadaceae |
Asclepias syriaca L. |
common milkweed, silkweed |
|
| Liliaceae |
Asparagus officinalis L. |
asparagus, common asparagus, garden asparagus |
|
| Asteraceae |
Aster ciliolatus Lindl. |
Lindley's aster, northern heart-leaved aster |
|
| Asteraceae |
Aster lanceolatus Willd. |
eastern lined aster, panicled aster, white panicle aster |
|
| Asteraceae |
Aster macrophyllus L. |
big-leaved aster, large-leaved aster |
|
| Asteraceae |
Aster pilosus Willd. |
awl aster, frost aster, hairy aster, white old-field aster |
|
| Asteraceae |
Aster pilosus Willd. var. pringlei (A.Gray) S.F.Blake |
awl aster, frost aster, hairy aster, Pringle's aster, white old-field aster |
|
| Asteraceae |
Aster pilosus Willd. X A. sagittifolius Wedem. ex Willd. |
|
|
| Dryopteridaceae |
Athyrium filix-femina (L.) Roth ex Mert. var. angustum (Willd.) G.Lawson |
common lady fern, lady fern, northeastern lady fern, northern lady fern |
|
| Brassicaceae |
Berteroa incana (L.) DC. |
hoary false madwort, hoary-alyssum |
|
| Betulaceae |
Betula alleghaniensis Britton |
yellow birch |
|
| Betulaceae |
Betula papyrifera Marshall |
canoe birch, paper birch, white birch |
|