| 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 saccharum Marshall var. saccharum |
hard maple, sugar maple |
|
| Anacardiaceae |
Rhus glabra L. |
smooth sumac |
|
| Anacardiaceae |
Rhus X pulvinata Greene (pro sp.) |
hybrid sumac, northern sumac, pulvinate sumac |
|
| Apiaceae |
Cryptotaenia canadensis (L.) DC. |
Canadian honewort, white chervil |
|
| Apiaceae |
Osmorhiza longistylis (Torr.) DC. |
anise-root, long-styled sweet cicely, long-styled sweet-root, smooth sweet cicely |
|
| Apiaceae |
Pastinaca sativa L. |
wild parsnip |
|
| Apiaceae |
Taenidia integerrima (L.) Drude |
yellow-pimpernel |
|
| Apiaceae |
Zizia aurea (L.) W.D.J.Koch |
common golden alexanders, golden alexanders, golden zizia |
|
| Aquifoliaceae |
Ilex verticillata (L.) A.Gray |
common winterberry |
|
| Araceae |
Arisaema triphyllum (L.) Schott subsp. triphyllum |
Indian turnip, Jack-in-the-pulpit |
|
| Araliaceae |
Aralia nudicaulis L. |
wild sarsaparilla |
|
| Asclepiadaceae |
Asclepias tuberosa L. subsp. interior Woodson |
butterfly milkweed, butterfly-weed, orange milkweed |
|
| Asclepiadaceae |
Asclepias verticillata L. |
whorled milkweed |
|
| Asteraceae |
Achillea millefolium L. |
common yarrow, milfoil |
|
| Asteraceae |
Achillea millefolium L. subsp. lanulosa (Nutt.) Piper |
common yarrow, milfoil |
|
| Asteraceae |
Ambrosia trifida L. var. trifida |
giant ragweed, great ragweed, horse-cane |
|
| Asteraceae |
Antennaria neglecta Greene |
cat's-foot, field pussy-toes |
|
| Asteraceae |
Antennaria parlinii Fernald |
Parlin's pussy-toes, plantain pussy-toes |
|
| Asteraceae |
Antennaria parlinii Fernald subsp. fallax (Greene) R.J.Bayer & Stebbins |
Parlin's pussy-toes, plantain pussy-toes |
|
| Asteraceae |
Antennaria parlinii Fernald subsp. parlinii |
Parlin's pussy-toes, plantain pussy-toes |
|
| Asteraceae |
Aster firmus Nees |
shining aster, shiny-leaved aster |
|
| Asteraceae |
Aster firmus Nees X A. lanceolatus Willd. var. simplex (Willd.) A.G.Jones |
|
|
| Asteraceae |
Aster novae-angliae L. |
New England aster |
|
| Asteraceae |
Bidens vulgata Greene |
big devil's beggar-ticks, tall beggar-ticks |
|
| Asteraceae |
Carduus acanthoides L. |
plumeless thistle, spiny plumeless thistle |
|
| Asteraceae |
Centaurea biebersteinii DC. |
spotted knapweed |
|
| Asteraceae |
Cirsium arvense (L.) Scop. |
Canada thistle, creeping thistle, field thistle |
|
| Asteraceae |
Cirsium discolor (Muhl. ex Willd.) Spreng. |
field thistle, pasture thistle, prairie thistle |
|
| Asteraceae |
Cirsium hillii (Canby) Fernald |
Hill's thistle, hollow-rooted thistle, prairie thistle |
|
| Asteraceae |
Conyza canadensis (L.) Cronquist var. canadensis |
Canadian horseweed, fleabane, hogweed |
|
| Asteraceae |
Echinacea pallida (Nutt.) Nutt. |
pale purple coneflower, prairie coneflower |
|
| Asteraceae |
Erigeron pulchellus Michx. var. pulchellus |
Robin's-plantain |
|
| Asteraceae |
Helenium autumnale L. var. autumnale |
common sneezeweed |
|
| Asteraceae |
Helianthus grosseserratus M.Martens |
saw-tooth sunflower |
|
| Asteraceae |
Lapsana communis L. |
common nipplewort, nipplewort |
|
| Asteraceae |
Packera paupercula (Michx.) A.Löve & D.Löve |
balsam groundsel, balsam ragwort, northern meadow groundsel, northern ragwort |
|
| Asteraceae |
Parthenium integrifolium L. |
American feverfew, eastern feverfew, eastern parthenium, wild quinine |
|
| Asteraceae |
Rudbeckia laciniata L. |
cut-leaved coneflower, wild golden-glow |
|
| Asteraceae |
Silphium perfoliatum L. var. perfoliatum |
cup-plant |
|
| Asteraceae |
Taraxacum officinale Weber |
common dandelion |
|
| Berberidaceae |
Podophyllum peltatum L. |
May-apple, wild mandrake |
|
| Betulaceae |
Betula nigra L. |
black birch, red birch, river birch |
|
| Betulaceae |
Betula papyrifera Marshall |
canoe birch, paper birch, white birch |
|
| Betulaceae |
Corylus americana Walter |
American hazelnut |
|
| Betulaceae |
Ostrya virginiana (Mill.) K.Koch |
eastern hop-hornbeam, ironwood |
|
| Boraginaceae |
Cynoglossum officinale L. |
common hound's-tongue, gypsy-flower |
|
| Boraginaceae |
Lithospermum canescens (Michx.) Lehm. |
hoary puccoon |
|
| Boraginaceae |
Lithospermum incisum Lehm. |
fringed puccoon, narrow-leaved gromwell, narrow-leaved puccoon |
|