| Family |
Taxon |
Common Name | Photographs |
| Amaranthaceae |
Amaranthus albus L. |
prostrate pigweed, tumble pigweed, tumbleweed, tumbleweed amaranth, white amaranth |
|
| Amaranthaceae |
Amaranthus blitoides S.Watson |
creeping amaranth, mat amaranth, matweed, matweed amaranth, prostratre amaranth, prostrate pigweed |
|
| Amaranthaceae |
Froelichia gracilis (Hook.) Moq. |
cotton-weed, slender cotton-weed, slender snake-cotton, small cotton-weed |
|
| Apiaceae |
Thaspium trifoliatum (L.) A.Gray var. flavum S.F.Blake |
purple meadow-parsnip, smooth meadow-parsnip |
|
| Araliaceae |
Aralia nudicaulis L. |
wild sarsaparilla |
|
| Asclepiadaceae |
Asclepias syriaca L. |
common milkweed, silkweed |
|
| Asclepiadaceae |
Asclepias verticillata L. |
whorled milkweed |
|
| Asteraceae |
Ambrosia artemisiifolia L. |
annual bur-sage, common ragweed, short ragweed |
|
| Asteraceae |
Ambrosia trifida L. var. trifida |
giant ragweed, great ragweed, horse-cane |
|
| Asteraceae |
Anthemis cotula L. |
dog-fennel, mayweed, stinking chamomile, stinking-cotula |
|
| 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 |
Aster lanceolatus Willd. |
eastern lined aster, panicled aster, white panicle aster |
|
| Asteraceae |
Aster lanceolatus Willd. var. simplex (Willd.) A.G.Jones |
branched panicled 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 oolentangiensis Riddell |
azure aster, prairie heart-leaved aster, sky-blue aster |
|
| Asteraceae |
Cirsium discolor (Muhl. ex Willd.) Spreng. |
field thistle, pasture thistle, prairie thistle |
|
| Asteraceae |
Conyza canadensis (L.) Cronquist var. canadensis |
Canadian horseweed, fleabane, hogweed |
|
| Asteraceae |
Eupatorium rugosum Houtt. var. rugosum |
white snakeroot |
|
| Asteraceae |
Euthamia gymnospermoides Greene |
Great Plains flat-topped goldenrod, Texas goldentop, viscid grass-leaved goldenrod |
|
| Asteraceae |
Helianthus giganteus L. |
giant sunflower, swamp sunflower, tall sunflower |
|
| Asteraceae |
Helianthus occidentalis Riddell subsp. occidentalis |
few-leaved sunflower, naked-stemmed sunflower, western sunflower |
|
| Asteraceae |
Helianthus pauciflorus Nutt. |
few-leaved sunflower, stiff sunflower |
|
| Asteraceae |
Helianthus pauciflorus Nutt. subsp. pauciflorus |
few-leaved sunflower, prairie sunflower, stiff sunflower |
|
| Asteraceae |
Helianthus pauciflorus Nutt. subsp. subrhomboideus (Rydb.) O.Spring & E.E.Schill. |
few-leaved sunflower, stiff sunflower |
|
| Asteraceae |
Heliopsis helianthoides (L.) Sweet |
false sunflower, ox-eye, sunflower-everlasting |
|
| Asteraceae |
Heliopsis helianthoides (L.) Sweet var. scabra (Dunal) Fernald |
false sunflower, ox-eye, sunflower-everlasting |
|
| Asteraceae |
Hieracium longipilum Torr. ex Hook. |
hairy hawkweed, long-beard hawkweed, long-haired hawkweed, prairie hawkweed |
|
| Asteraceae |
Lactuca canadensis L. |
Canada lettuce, tall lettuce, tall wild lettuce, wild lettuce |
|
| Asteraceae |
Liatris aspera Michx. |
lacerate blazing-star, rough blazing-star, tall gay-feather |
|
| Asteraceae |
Ratibida pinnata (Vent.) Barnhart |
globular coneflower, yellow coneflower |
|
| 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. decemflora (DC.) Brammall |
field goldenrod, old-field goldenrod |
|
| Asteraceae |
Solidago rigida L. |
rigid goldenrod, stiff goldenrod |
|
| Asteraceae |
Solidago rigida L. subsp. rigida |
rigid goldenrod, stiff goldenrod |
|
| Asteraceae |
Solidago sciaphila E.S.Steele |
cliff goldenrod, Driftless Area goldenrod, shadowy goldenrod |
|
| Asteraceae |
Solidago speciosa Nutt. |
showy goldenrod |
|
| Asteraceae |
Solidago speciosa Nutt. var. rigidiuscula Torr. & A.Gray |
showy goldenrod |
|
| Asteraceae |
Solidago speciosa Nutt. var. speciosa |
showy goldenrod |
|
| Balsaminaceae |
Impatiens capensis Meerb. |
orange jewelweed, orange touch-me-not, spotted touch-me-not |
|
| Betulaceae |
Corylus americana Walter |
American hazelnut |
|
| Boraginaceae |
Lithospermum caroliniense (Walter ex J.F.Gmel.) MacMill. subsp. croceum (Fernald) Cusick |
Carolina puccoon, hairy puccoon, plains puccoon |
|
| Brassicaceae |
Sisymbrium altissimum L. |
tall tumble mustard |
|