| Family |
Taxon |
Common Name | Photographs |
| Amaranthaceae |
Amaranthus retroflexus L. |
common amaranth, pigweed, redroot, rough amaranth, rough pigweed, wild-beet amaranth |
|
| 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 |
Cirsium arvense (L.) Scop. |
Canada thistle, creeping thistle, field thistle |
|
| Asteraceae |
Cirsium vulgare (Savi) Ten. |
bull thistle |
|
| Asteraceae |
Eupatorium maculatum L. |
spotted Joe-Pye-weed |
|
| Asteraceae |
Eupatorium maculatum L. subsp. maculatum var. maculatum |
spotted Joe-Pye-weed |
|
| Asteraceae |
Eupatorium maculatum L. X E. purpureum L. |
|
|
| Asteraceae |
Solidago canadensis L. |
Canadian goldenrod, common goldenrod |
|
| Asteraceae |
Solidago canadensis L. var. hargeri Fernald |
Canadian goldenrod, Harger's goldenrod |
|
| Asteraceae |
Solidago gigantea Aiton |
giant goldenrod, late goldenrod, smooth goldenrod |
|
| Asteraceae |
Solidago ulmifolia Muhl. ex Willd. var. ulmifolia |
elm-leaved goldenrod |
|
| Berberidaceae |
Caulophyllum thalictroides (L.) Michx. |
blue cohosh, papoose-root, squaw-root |
|
| Berberidaceae |
Podophyllum peltatum L. |
May-apple, wild mandrake |
|
| Brassicaceae |
Barbarea vulgaris R.Br. |
garden yellow-rocket, winter-cress, yellow-rocket |
|
| Brassicaceae |
Berteroa incana (L.) DC. |
hoary false madwort, hoary-alyssum |
|
| Brassicaceae |
Capsella bursa-pastoris (L.) Medik. |
shepherd's-purse |
|
| Brassicaceae |
Erysimum cheiranthoides L. |
worm-seed mustard, worm-seed wallflower |
|
| Brassicaceae |
Rorippa palustris (L.) Besser |
bog yellow-cress, common yellow-cress |
|
| Brassicaceae |
Rorippa palustris (L.) Besser subsp. fernaldiana (Butters & Abbe) Jonsell |
Fernald's yellow-cress, marsh-cress |
|
| Cannabaceae |
Cannabis sativa L. |
hemp, Indian hemp, marijuana |
|
| Caprifoliaceae |
Sambucus canadensis L. var. canadensis |
American elder, elderberry |
|
| Caryophyllaceae |
Silene latifolia Poir. |
bladder campion, white campion, white cockle |
|
| Chenopodiaceae |
Atriplex patula L. |
common orache, spear-scale, spear orach, spear saltbush |
|
| Chenopodiaceae |
Chenopodium album L. |
common lamb's-quarters, lamb's-quarters, pigweed |
|
| Dryopteridaceae |
Athyrium filix-femina (L.) Roth ex Mert. var. angustum (Willd.) G.Lawson |
common lady fern, lady fern, northeastern lady fern, northern lady fern |
|
| Grossulariaceae |
Ribes americanum Mill. |
American black currant, eastern black currant, wild black currant |
|
| Hydrocharitaceae |
Elodea canadensis Michx. |
Canadian waterweed, common waterweed |
|
| Lamiaceae |
Agastache nepetoides (L.) Kuntze |
catnip giant hyssop, yellow giant hyssop |
|
| Lamiaceae |
Leonurus cardiaca L. |
lion's-tail, motherwort |
|
| Liliaceae |
Maianthemum racemosum (L.) Link subsp. racemosum |
false Solomon's-seal, false spikenard, large false Solomon's-seal, Solomon's-plume |
|
| Lobeliaceae |
Lobelia inflata L. |
Indian-tobacco |
|
| Malvaceae |
Abutilon theophrasti Medik. |
piemarker, velvet-leaf |
|
| Oxalidaceae |
Oxalis stricta L. |
common yellow oxalis, tall wood-sorrel |
|
| Papaveraceae |
Sanguinaria canadensis L. |
bloodroot |
|
| Plantaginaceae |
Plantago major L. |
broad-leaved plantain, common plantain, plantain |
|
| Poaceae |
Hordeum jubatum L. |
foxtail barley, squirrel-tail grass |
|
| Poaceae |
Setaria faberi R.A.W.Herrm. |
Chinese foxtail, giant foxtail, Japanese bristle grass, nodding foxtail |
|
| Poaceae |
Setaria pumila (Poir.) Roem. & Schult. subsp. pumila |
pigeon grass, yellow foxtail |
|
| Polygonaceae |
Fallopia convolvulus (L.) A.Löve |
black-bindweed, false buckwheat |
|
| Ranunculaceae |
Ranunculus hispidus Michx. |
bristly buttercup, hispid buttercup, rough buttercup |
|
| Ranunculaceae |
Ranunculus hispidus Michx. var. nitidus (Chapm.) T.Duncan |
bristly buttercup, hispid buttercup, rough buttercup |
|
| Ranunculaceae |
Thalictrum dioicum L. |
early meadow-rue, quicksilver-weed |
|
| Rosaceae |
Agrimonia gryposepala Wallr. |
common agrimony, tall hairy agrimony |
|
| Rosaceae |
Potentilla norvegica L. |
Norwegian cinquefoil, rough cinquefoil, strawberry-weed |
|
| Salicaceae |
Salix eriocephala Michx. |
diamond willow, Missouri River willow |
|