| Family |
Taxon |
Common Name | Photographs |
| Aceraceae |
Acer saccharinum L. |
silver maple, soft maple |
|
| Acoraceae |
Acorus americanus (Raf.) Raf. |
sweet-flag |
|
| Ranunculaceae |
Actaea rubra (Aiton) Willd. |
red baneberry |
|
| Scrophulariaceae |
Agalinis tenuifolia (Vahl) Raf. |
common agalinis, common false foxglove |
|
| Poaceae |
Agrostis gigantea Roth |
redtop |
|
| Alismataceae |
Alisma triviale Pursh |
northern water-plantain |
|
| Betulaceae |
Alnus incana (L.) Moench subsp. rugosa (Du Roi) R.T.Clausen |
mountain alder, speckled alder, swamp alder |
|
| Poaceae |
Alopecurus pratensis L. |
meadow foxtail |
|
| Amaranthaceae |
Amaranthus retroflexus L. |
common amaranth, pigweed, redroot, rough amaranth, rough pigweed, wild-beet amaranth |
|
| Fabaceae |
Amphicarpaea bracteata (L.) Fernald |
American hog-peanut, hog-peanut |
|
| Ranunculaceae |
Anemone canadensis L. |
Canada anemone, Canadian anemone, meadow anemone |
|
| Ranunculaceae |
Anemone quinquefolia L. var. quinquefolia |
nightcaps, wood anemone |
|
| Ranunculaceae |
Anemone virginiana L. |
tall anemone, tall thimbleweed |
|
| Asteraceae |
Antennaria plantaginifolia (L.) Richardson |
plantain pussy-toes, plantain-leaved pussy-toes, woman's-tobacco |
|
| Fabaceae |
Apios americana Medik. |
common groundnut, Indian-potato, potato-bean |
|
| Ranunculaceae |
Aquilegia canadensis L. |
Canadian columbine, red columbine, wild columbine |
|
| Araceae |
Arisaema dracontium (L.) Schott |
dragon-root, green dragon |
|
| Poaceae |
Aristida basiramea Engelm. ex Vasey |
fork-tip three-awn grass |
|
| Rosaceae |
Aronia melanocarpa (Michx.) Elliott |
black chokeberry |
|
| Asclepiadaceae |
Asclepias incarnata L. subsp. incarnata |
swamp milkweed |
|
| Asteraceae |
Aster lanceolatus Willd. |
eastern lined aster, panicled aster, white panicle aster |
|
| Asteraceae |
Aster macrophyllus L. |
big-leaved aster, large-leaved aster |
|
| Asteraceae |
Aster umbellatus Mill. |
flat-top aster, parasol aster, tall flat-topped white aster |
|
| Asteraceae |
Aster umbellatus Mill. var. umbellatus |
flat-top aster, parasol aster, tall flat-topped white aster |
|
| Dryopteridaceae |
Athyrium filix-femina (L.) Roth ex Mert. var. angustum (Willd.) G.Lawson |
common lady fern, lady fern, northeastern lady fern, northern lady fern |
|
| Poaceae |
Avena fatua L. |
wild oats |
|
| Asteraceae |
Bidens cernua L. |
nodding beggar-ticks, nodding bur-marigold |
|
| Asteraceae |
Bidens discoidea (Torr. & A.Gray) Britton |
few-bracted beggar-ticks, swamp beggar-ticks |
|
| Asteraceae |
Bidens frondosa L. |
common beggar-ticks, devil's beggar-ticks |
|
| Urticaceae |
Boehmeria cylindrica (L.) Sw. |
small-spike false nettle |
|
| Poaceae |
Brachyelytrum aristosum (Michx.) Trel. |
bearded shorthusk, long-awned wood grass, northern shorthusk |
|
| Poaceae |
Bromus inermis Leyss. |
Hungarian brome, smooth brome |
|
| Poaceae |
Bromus secalinus L. |
brome grass, cheat, chess, rye brome |
|
| Poaceae |
Calamagrostis canadensis (Michx.) P.Beauv. |
blue-joint grass |
|
| Araceae |
Calla palustris L. |
water-arum, wild calla |
|
| Ranunculaceae |
Caltha palustris L. |
cowslip, marsh-marigold, yellow marsh-marigold |
|
| Campanulaceae |
Campanula aparinoides Pursh |
marsh bellflower |
|
| Campanulaceae |
Campanula aparinoides Pursh var. aparinoides |
marsh bellflower |
|
| Campanulaceae |
Campanula aparinoides Pursh var. grandiflora Holz. |
marsh bellflower |
|
| Brassicaceae |
Capsella bursa-pastoris (L.) Medik. |
shepherd's-purse |
|
| Brassicaceae |
Cardamine pensylvanica Muhl. ex Willd. |
Pennsylvania bitter-cress |
|
| Cyperaceae |
Carex arcta Boott |
bear sedge, northern clustered sedge |
|
| Cyperaceae |
Carex bromoides Schkuhr ex Willd. subsp. bromoides |
brome-like sedge |
|
| Cyperaceae |
Carex comosa Boott |
bristly sedge |
|
| Cyperaceae |
Carex crinita Lam. var. crinita |
fringed sedge |
|
| Cyperaceae |
Carex emoryi Dewey ex Torr. |
Emory's sedge |
|
| Cyperaceae |
Carex grisea Wahlenb. |
eastern narrow-leaved sedge, gray sedge |
|
| Cyperaceae |
Carex haydenii Dewey |
Hayden's sedge, long-scaled tussock sedge |
|
| Cyperaceae |
Carex lasiocarpa Ehrh. subsp. americana (Fernald) D.Löve & Bernard |
American woolly-fruit sedge, narrow-leaved woolly sedge, woolly-fruit sedge |
|
| Cyperaceae |
Carex lupulina Willd. |
common hop sedge, hop sedge |
|