| Family |
Taxon |
Common Name | Photographs |
| Anacardiaceae |
Rhus glabra L. |
smooth sumac |
|
| Apiaceae |
Conium maculatum L. |
poison-hemlock |
|
| Araliaceae |
Aralia nudicaulis L. |
wild sarsaparilla |
|
| Asclepiadaceae |
Asclepias syriaca L. |
common milkweed, silkweed |
|
| 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 artemisiifolia L. |
annual bur-sage, common ragweed, short ragweed |
|
| Asteraceae |
Arctium minus Bernh. |
common burdock, lesser burdock |
|
| 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 oblongifolius Nutt. |
aromatic aster |
|
| Asteraceae |
Aster pilosus Willd. |
awl aster, frost aster, hairy aster, white old-field aster |
|
| Asteraceae |
Aster pilosus Willd. var. pilosus |
awl aster, frost aster, hairy aster, white old-field aster |
|
| Asteraceae |
Aster pilosus Willd. X A. sagittifolius Wedem. ex Willd. |
|
|
| Asteraceae |
Cirsium arvense (L.) Scop. |
Canada thistle, creeping thistle, field thistle |
|
| Asteraceae |
Cirsium flodmanii (Rydb.) Arthur |
Flodman's thistle, prairie thistle |
|
| Asteraceae |
Cirsium vulgare (Savi) Ten. |
bull thistle |
|
| Asteraceae |
Eupatorium rugosum Houtt. var. rugosum |
white snakeroot |
|
| 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 |
Lactuca serriola L. |
compass-plant, prickly lettuce |
|
| Asteraceae |
Liatris aspera Michx. |
lacerate blazing-star, rough blazing-star, tall gay-feather |
|
| Asteraceae |
Parthenium integrifolium L. |
American feverfew, eastern feverfew, eastern parthenium, wild quinine |
|
| Asteraceae |
Solidago canadensis L. |
Canadian goldenrod, common goldenrod |
|
| Asteraceae |
Solidago canadensis L. var. scabra Torr. & A.Gray |
Canadian goldenrod, common goldenrod, tall goldenrod |
|
| Asteraceae |
Solidago missouriensis Nutt. |
Missouri goldenrod |
|
| Asteraceae |
Solidago missouriensis Nutt. var. fasciculata Holz. |
Missouri goldenrod |
|
| Brassicaceae |
Arabis lyrata L. |
lyrate rock-cress, sand cress |
|
| Caprifoliaceae |
Sambucus canadensis L. var. canadensis |
American elder, elderberry |
|
| Celastraceae |
Celastrus scandens L. |
American bittersweet, climbing bittersweet |
|
| Chenopodiaceae |
Chenopodium simplex (Torr.) Raf. |
maple-leaved goosefoot |
|
| Cistaceae |
Helianthemum bicknellii Fernald |
Bicknell's rock-rose, hoary frostweed, rock-rose |
|
| Cucurbitaceae |
Echinocystis lobata (Michx.) Torr. & A.Gray |
balsam-apple, wild-cucumber |
|
| Dryopteridaceae |
Cystopteris tenuis (Michx.) Desv. |
MacKay's brittle fern, upland brittle bladder fern |
|
| Dryopteridaceae |
Woodsia ilvensis (L.) R.Br. |
rusty cliff fern, rusty woodsia |
|
| Fabaceae |
Amorpha canescens Pursh |
lead-plant |
|
| Fabaceae |
Lespedeza capitata Michx. |
round-headed bush-clover, round-headed lespedeza |
|
| Fabaceae |
Medicago lupulina L. |
black medick |
|
| Fabaceae |
Trifolium pratense L. |
red clover |
|
| Fagaceae |
Quercus alba L. |
white oak |
|
| Grossulariaceae |
Ribes missouriense Nutt. |
Missouri gooseberry |
|
| Juglandaceae |
Carya ovata (Mill.) K.Koch var. ovata |
shagbark hickory, shellbark hickory |
|
| Liliaceae |
Maianthemum racemosum (L.) Link subsp. racemosum |
false Solomon's-seal, false spikenard, large false Solomon's-seal, Solomon's-plume |
|
| Liliaceae |
Polygonatum biflorum (Walter) Elliott |
giant Solomon's-seal, king Solomon's-seal, smooth Solomon's-seal, Solomon's-seal |
|
| Malvaceae |
Abutilon theophrasti Medik. |
piemarker, velvet-leaf |
|