| Family |
Taxon |
Common Name | Photographs |
| Amaranthaceae |
Amaranthus tuberculatus (Moq.) J.D.Sauer |
rough-fruited amaranth, rough-fruited water-hemp, tall water-hemp |
|
| Amaranthaceae |
Froelichia floridana (Nutt.) Moq. |
common cotton-weed, Florida snake-cotton, plains snake-cotton |
|
| Anacardiaceae |
Rhus hirta (L.) Sudw. |
staghorn sumac, velvet sumac |
|
| Apiaceae |
Angelica atropurpurea L. |
common great angelica, great angelica, purple-stem angelica |
|
| Apiaceae |
Angelica atropurpurea L. var. occidentalis Fassett |
purple-stem angelica, western great angelica |
|
| Apiaceae |
Cryptotaenia canadensis (L.) DC. |
Canadian honewort, white chervil |
|
| Apiaceae |
Sanicula gregaria E.P.Bicknell |
clustered black snakeroot |
|
| Araceae |
Arisaema triphyllum (L.) Schott subsp. triphyllum |
Indian turnip, Jack-in-the-pulpit |
|
| Aristolochiaceae |
Asarum canadense L. |
Canadian wild-ginger, wild-ginger |
|
| Asclepiadaceae |
Asclepias verticillata L. |
whorled milkweed |
|
| Asteraceae |
Ambrosia artemisiifolia L. |
annual bur-sage, common ragweed, short ragweed |
|
| Asteraceae |
Ambrosia psilostachya DC. |
perennial ragweed, western ragweed |
|
| Asteraceae |
Ambrosia trifida L. var. trifida |
giant ragweed, great ragweed, horse-cane |
|
| Asteraceae |
Arnoglossum reniforme (Hook.) H.Rob. |
great Indian-plantain, Muhlenberg's cacalia |
|
| Asteraceae |
Artemisia campestris L. subsp. caudata (Michx.) H.M.Hall & Clem. |
field sage-wort, field wormwood |
|
| Asteraceae |
Artemisia ludoviciana Nutt. subsp. ludoviciana |
Louisiana sage-wort, western mugwort, white sage |
|
| Asteraceae |
Aster ericoides L. |
heath aster, squarrose white aster, white prairie aster |
|
| Asteraceae |
Aster ericoides L. var. prostratus (Kuntze) S.F.Blake |
prostrate heath aster |
|
| Asteraceae |
Aster ericoides L. X A. sericeus Vent. |
|
|
| Asteraceae |
Cichorium intybus L. |
blue-sailors, chicory |
|
| Asteraceae |
Cirsium discolor (Muhl. ex Willd.) Spreng. |
field thistle, pasture thistle, prairie thistle |
|
| Asteraceae |
Cirsium muticum Michx. |
swamp thistle |
|
| Asteraceae |
Coreopsis palmata Nutt. |
finger tickseed, prairie coreopsis, prairie tickseed, stiff tickseed |
|
| Asteraceae |
Crepis tectorum L. |
hawk's-beard, narrow-leaved hawk's-beard |
|
| Asteraceae |
Euthamia graminifolia (L.) Nutt. var. graminifolia |
common flat-topped goldenrod, grass-leaved goldenrod |
|
| Asteraceae |
Gnaphalium obtusifolium L. var. obtusifolium |
cat's-foot, fragrant cudweed, old-field-balsam, old-field cudweed, rabbit-tobacco |
|
| Asteraceae |
Helianthus strumosus L. |
pale-leaved woodland sunflower, rough-leaved sunflower |
|
| Asteraceae |
Helianthus tuberosus L. |
Jerusalem-artichoke, woodland sunflower |
|
| Asteraceae |
Hieracium kalmii L. |
Canada hawkweed, Kalm's hawkweed |
|
| Asteraceae |
Hieracium longipilum Torr. ex Hook. |
hairy hawkweed, long-beard hawkweed, long-haired hawkweed, prairie hawkweed |
|
| Asteraceae |
Liatris aspera Michx. |
lacerate blazing-star, rough blazing-star, tall gay-feather |
|
| Asteraceae |
Solidago gigantea Aiton |
giant goldenrod, late goldenrod, smooth goldenrod |
|
| Asteraceae |
Solidago nemoralis Aiton |
dyer's-weed goldenrod, gray goldenrod, old-field goldenrod |
|
| Asteraceae |
Solidago nemoralis Aiton subsp. nemoralis |
dyer's-weed goldenrod, field goldenrod, gray goldenrod, old-field goldenrod |
|
| Asteraceae |
Solidago rigida L. |
rigid goldenrod, stiff goldenrod |
|
| Asteraceae |
Solidago rigida L. subsp. rigida |
rigid goldenrod, stiff goldenrod |
|
| Asteraceae |
Solidago speciosa Nutt. |
showy goldenrod |
|
| Asteraceae |
Solidago speciosa Nutt. var. rigidiuscula Torr. & A.Gray |
showy goldenrod |
|
| Asteraceae |
Xanthium strumarium L. |
common cocklebur, rough cocklebur |
|
| Asteraceae |
Xanthium strumarium L. var. canadense (Mill.) Torr. & A.Gray |
common cocklebur, rough cocklebur |
|
| Balsaminaceae |
Impatiens pallida Nutt. |
pale touch-me-not, yellow jewelweed, yellow touch-me-not |
|
| Berberidaceae |
Caulophyllum thalictroides (L.) Michx. |
blue cohosh, papoose-root, squaw-root |
|
| Boraginaceae |
Lithospermum caroliniense (Walter ex J.F.Gmel.) MacMill. subsp. croceum (Fernald) Cusick |
Carolina puccoon, hairy puccoon, plains puccoon |
|
| Brassicaceae |
Arabis lyrata L. |
lyrate rock-cress, sand cress |
|
| Brassicaceae |
Draba reptans (Lam.) Fernald |
Carolina whitlow-grass, common whitlow-grass |
|
| Brassicaceae |
Erysimum cheiranthoides L. |
worm-seed mustard, worm-seed wallflower |
|
| Cactaceae |
Opuntia fragilis (Nutt.) Haw. |
brittle prickly-pear, fragile prickly-pear, little prickly-pear |
|
| Caesalpiniaceae |
Chamaecrista fasciculata (Michx.) Greene |
golden cassia, locust-weed, partridge pea, sleeping-plant |
|
| Campanulaceae |
Campanula americana L. |
American bellflower, tall bellflower |
|
| Cannabaceae |
Humulus japonicus Siebold & Zucc. |
Japanese hop |
|