| Family |
Taxon |
Common Name | Photographs |
| Aceraceae |
Acer negundo L. |
ash-leaved maple, box elder |
|
| Aceraceae |
Acer negundo L. var. violaceum (Kirchn.) H.Jaeger |
box elder |
|
| Aceraceae |
Acer rubrum L. var. rubrum |
red maple |
|
| Aceraceae |
Acer spicatum Lam. |
mountain maple |
|
| Scrophulariaceae |
Agalinis paupercula (A.Gray) Britton |
small-flowered false foxglove, smooth false foxglove |
|
| Scrophulariaceae |
Agalinis paupercula (A.Gray) Britton var. borealis Pennell |
small-flowered false foxglove, smooth false foxglove |
|
| Amaranthaceae |
Amaranthus retroflexus L. |
common amaranth, pigweed, redroot, rough amaranth, rough pigweed, wild-beet amaranth |
|
| Asteraceae |
Ambrosia artemisiifolia L. |
annual bur-sage, common ragweed, short ragweed |
|
| Fabaceae |
Amorpha canescens Pursh |
lead-plant |
|
| Fabaceae |
Amphicarpaea bracteata (L.) Fernald |
American hog-peanut, hog-peanut |
|
| Asteraceae |
Anaphalis margaritacea (L.) Benth. & Hook.f. |
pearly everlasting, western pearly everlasting |
|
| Ericaceae |
Andromeda glaucophylla Link |
bog-rosemary |
|
| Brassicaceae |
Arabis lyrata L. |
lyrate rock-cress, sand cress |
|
| Araliaceae |
Aralia racemosa L. |
American spikenard, life-of-man |
|
| Asteraceae |
Artemisia campestris L. subsp. caudata (Michx.) H.M.Hall & Clem. |
field sage-wort, field wormwood |
|
| Asclepiadaceae |
Asclepias syriaca L. |
common milkweed, silkweed |
|
| Asclepiadaceae |
Asclepias tuberosa L. subsp. interior Woodson |
butterfly milkweed, butterfly-weed, orange milkweed |
|
| Asteraceae |
Aster borealis (Torr. & A.Gray) Prov. |
northern bog aster, rush aster |
|
| Asteraceae |
Aster ciliolatus Lindl. |
Lindley's aster, northern heart-leaved aster |
|
| Asteraceae |
Aster firmus Nees X A. lanceolatus Willd. |
|
|
| Asteraceae |
Aster lanceolatus Willd. |
eastern lined aster, panicled aster, white panicle aster |
|
| Asteraceae |
Aster lanceolatus Willd. var. lanceolatus |
eastern lined aster, marsh aster, panicled aster, white panicle aster |
|
| Asteraceae |
Aster lanceolatus Willd. X A. lateriflorus (L.) Britton |
|
|
| Asteraceae |
Aster lanceolatus Willd. X A. pilosus Willd. |
|
|
| Asteraceae |
Aster lanceolatus Willd. X A. puniceus L. |
|
|
| Asteraceae |
Aster lanceolatus Willd. X A. sagittifolius Wedem. ex Willd. |
|
|
| Asteraceae |
Aster puniceus L. |
bristly aster, purple-stem aster, swamp aster |
|
| Asteraceae |
Aster sagittifolius Wedem. ex Willd. |
arrow-leaved aster |
|
| Asteraceae |
Aster umbellatus Mill. |
flat-top aster, parasol aster, tall flat-topped white aster |
|
| Asteraceae |
Aster umbellatus Mill. var. pubens A.Gray |
hairy flat-top aster, parasol aster |
|
| Brassicaceae |
Berteroa incana (L.) DC. |
hoary false madwort, hoary-alyssum |
|
| Betulaceae |
Betula papyrifera Marshall |
canoe birch, paper birch, white birch |
|
| Asteraceae |
Bidens cernua L. |
nodding beggar-ticks, nodding bur-marigold |
|
| Asteraceae |
Bidens connata Muhl. ex Willd. |
purple-stem beggar-ticks, purple-stemmed tickseed |
|
| Asteraceae |
Bidens frondosa L. |
common beggar-ticks, devil's beggar-ticks |
|
| Araceae |
Calla palustris L. |
water-arum, wild calla |
|
| Campanulaceae |
Campanula rotundifolia L. |
bluebell, bluebell bellflower, harebell |
|
| Cyperaceae |
Carex comosa Boott |
bristly sedge |
|
| Cyperaceae |
Carex projecta Mack. |
loose-headed oval sedge, necklace sedge |
|
| Cyperaceae |
Carex scoparia Schkuhr ex Willd. var. scoparia |
broom sedge, lance-fruited oval sedge |
|
| Juglandaceae |
Carya cordiformis (Wangenh.) K.Koch |
bitter-nut hickory, pig-nut, yellow-bud hickory |
|
| Rhamnaceae |
Ceanothus americanus L. |
New Jersey tea, red-root |
|
| Caryophyllaceae |
Cerastium fontanum Baumg. emend Jalas subsp. vulgare (Hartm.) Greuter & Burdet |
big mouse-ear chickweed, common chickweed, common mouse-ear, mouse-ear chickweed |
|
| Ericaceae |
Chamaedaphne calyculata (L.) Moench var. angustifolia (Aiton) Rehder |
leather-leaf |
|
| Scrophulariaceae |
Chelone glabra L. |
turtlehead, white turtlehead |
|
| Chenopodiaceae |
Chenopodium album L. |
common lamb's-quarters, lamb's-quarters, pigweed |
|
| Pyrolaceae |
Chimaphila umbellata (L.) W.P.C.Barton subsp. cisatlantica (S.F.Blake) Hultén |
pipsissewa, prince's-pine |
|
| Asteraceae |
Cirsium arvense (L.) Scop. |
Canada thistle, creeping thistle, field thistle |
|
| Liliaceae |
Clintonia borealis (Aiton) Raf. |
blue-bead-lily, corn-lily, yellow blue-bead-lily, yellow clintonia |
|
| Asteraceae |
Conyza canadensis (L.) Cronquist var. canadensis |
Canadian horseweed, fleabane, hogweed |
|