| Family |
Taxon |
Common Name | Photographs |
| Acanthaceae |
Ruellia humilis Nutt. |
fringe-leaf ruellia, hairy ruellia, hairy wild petunia, wild petunia |
|
| Aceraceae |
Acer rubrum L. var. rubrum |
red maple |
|
| Aceraceae |
Acer saccharinum L. |
silver maple, soft maple |
|
| Aceraceae |
Acer saccharum Marshall var. saccharum |
hard maple, sugar maple |
|
| Acoraceae |
Acorus calamus L. |
sweet-flag |
|
| Anacardiaceae |
Rhus aromatica Aiton |
fragrant sumac, squaw-bush |
|
| Anacardiaceae |
Rhus hirta (L.) Sudw. |
staghorn sumac, velvet sumac |
|
| Anacardiaceae |
Toxicodendron rydbergii (Small ex Rydb.) Greene |
Rydberg's poison-ivy, western poison-ivy |
|
| Apiaceae |
Aegopodium podagraria L. |
bishop's gout-weed, gout-weed |
|
| Apiaceae |
Angelica atropurpurea L. |
common great angelica, great angelica, purple-stem angelica |
|
| Apiaceae |
Cicuta bulbifera L. |
bulblet water-hemlock |
|
| Apiaceae |
Daucus carota L. |
Queen Anne's-lace, wild carrot |
|
| Apiaceae |
Heracleum lanatum Michx. |
American cow-parsnip |
|
| Apiaceae |
Osmorhiza longistylis (Torr.) DC. |
anise-root, long-styled sweet cicely, long-styled sweet-root, smooth sweet cicely |
|
| Apiaceae |
Pastinaca sativa L. |
wild parsnip |
|
| Apocynaceae |
Apocynum androsaemifolium L. |
spreading dogbane |
|
| Aquifoliaceae |
Ilex verticillata (L.) A.Gray |
common winterberry |
|
| Araceae |
Symplocarpus foetidus (L.) Salisb. ex W.P.C.Barton |
skunk-cabbage |
|
| Araliaceae |
Aralia hispida Vent. |
bristly sarsaparilla |
|
| Araliaceae |
Aralia nudicaulis L. |
wild sarsaparilla |
|
| Araliaceae |
Aralia racemosa L. |
American spikenard, life-of-man |
|
| Asclepiadaceae |
Asclepias incarnata L. subsp. incarnata |
swamp milkweed |
|
| Asclepiadaceae |
Asclepias syriaca L. |
common milkweed, silkweed |
|
| Asclepiadaceae |
Asclepias tuberosa L. subsp. interior Woodson |
butterfly milkweed, butterfly-weed, orange milkweed |
|
| Asteraceae |
Achillea millefolium L. |
common yarrow, milfoil |
|
| Asteraceae |
Ambrosia trifida L. var. trifida |
giant ragweed, great ragweed, horse-cane |
|
| Asteraceae |
Anaphalis margaritacea (L.) Benth. & Hook.f. |
pearly everlasting, western pearly everlasting |
|
| Asteraceae |
Antennaria neglecta Greene |
cat's-foot, field pussy-toes |
|
| Asteraceae |
Arctium minus Bernh. |
common burdock, lesser burdock |
|
| Asteraceae |
Artemisia biennis Willd. |
biennial sage-wort, biennial wormwood |
|
| Asteraceae |
Artemisia vulgaris L. |
common wormwood, mugwort, sage-wort |
|
| Asteraceae |
Aster macrophyllus L. |
big-leaved aster, large-leaved aster |
|
| Asteraceae |
Aster novae-angliae L. |
New England aster |
|
| Asteraceae |
Bidens frondosa L. |
common beggar-ticks, devil's beggar-ticks |
|
| Asteraceae |
Centaurea biebersteinii DC. |
spotted knapweed |
|
| Asteraceae |
Centaurea montana L. |
mountain-bluet, mountain cornflower |
|
| Asteraceae |
Cichorium intybus L. |
blue-sailors, chicory |
|
| Asteraceae |
Cirsium arvense (L.) Scop. |
Canada thistle, creeping thistle, field thistle |
|
| Asteraceae |
Coreopsis lanceolata L. |
lance-leaf tickseed, long-stalk tickseed, sand coreopsis, sand tickseed |
|
| Asteraceae |
Echinacea pallida (Nutt.) Nutt. |
pale purple coneflower, prairie coneflower |
|
| Asteraceae |
Eupatorium maculatum L. |
spotted Joe-Pye-weed |
|
| Asteraceae |
Galinsoga quadriradiata Ruiz & Pav. |
common quick-weed, Peruvian-daisy, quick-weed, shaggy-soldier |
|
| Asteraceae |
Helianthus giganteus L. |
giant sunflower, swamp sunflower, tall sunflower |
|
| Asteraceae |
Helianthus hirsutus Raf. |
hairy sunflower, oblong sunflower, rough sunflower |
|
| Asteraceae |
Leucanthemum vulgare Lam. |
common daisy, field daisy, marguerite, ox-eye daisy |
|
| Asteraceae |
Matricaria discoidea DC. |
pineapple-weed |
|
| Asteraceae |
Prenanthes alba L. |
lion's-foot, rattlesnake-root, white-lettuce |
|
| Asteraceae |
Ratibida pinnata (Vent.) Barnhart |
globular coneflower, yellow coneflower |
|
| Asteraceae |
Rudbeckia hirta L. var. pulcherrima Farw. |
black-eyed Susan |
|
| Asteraceae |
Rudbeckia laciniata L. |
cut-leaved coneflower, wild golden-glow |
|