| Family |
Taxon |
Common Name | Photographs |
| Amaranthaceae |
Amaranthus retroflexus L. |
common amaranth, pigweed, redroot, rough amaranth, rough pigweed, wild-beet amaranth |
|
| Apiaceae |
Pastinaca sativa L. |
wild parsnip |
|
| Asclepiadaceae |
Asclepias verticillata L. |
whorled milkweed |
|
| Asteraceae |
Ambrosia artemisiifolia L. |
annual bur-sage, common ragweed, short ragweed |
|
| 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. interior (Wiegand) A.G.Jones |
inland 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 lateriflorus (L.) Britton |
calico aster, goblet aster, side-flowering aster |
|
| Asteraceae |
Aster lateriflorus (L.) Britton var. lateriflorus |
calico aster, goblet aster, side-flowering aster |
|
| Asteraceae |
Aster lateriflorus (L.) Britton X A. ontarionis Wiegand |
|
|
| Asteraceae |
Aster lateriflorus (L.) Britton X A. oolentangiensis Riddell |
|
|
| Asteraceae |
Aster lateriflorus (L.) Britton X A. puniceus L. |
|
|
| Asteraceae |
Aster lateriflorus (L.) Britton X A. sagittifolius Wedem. ex Willd. |
|
|
| Asteraceae |
Aster novae-angliae L. |
New England aster |
|
| Asteraceae |
Bidens vulgata Greene |
big devil's beggar-ticks, tall beggar-ticks |
|
| Asteraceae |
Conyza canadensis (L.) Cronquist var. canadensis |
Canadian horseweed, fleabane, hogweed |
|
| Asteraceae |
Erigeron strigosus Muhl. ex Willd. |
daisy fleabane, prairie fleabane, rough fleabane |
|
| Asteraceae |
Erigeron strigosus Muhl. ex Willd. var. strigosus |
daisy fleabane, prairie fleabane, rough fleabane |
|
| Asteraceae |
Leucanthemum vulgare Lam. |
common daisy, field daisy, marguerite, ox-eye daisy |
|
| Asteraceae |
Solidago canadensis L. |
Canadian goldenrod, common goldenrod |
|
| Asteraceae |
Solidago canadensis L. var. scabra Torr. & A.Gray |
Canadian goldenrod, common goldenrod, tall goldenrod |
|
| Asteraceae |
Sonchus arvensis L. |
field sow-thistle, perennial sow-thistle |
|
| Asteraceae |
Sonchus arvensis L. var. glabrescens Günther, Grab. & Wimm. |
marsh sow-thistle |
|
| Chenopodiaceae |
Kochia scoparia (L.) Schrad. subsp. scoparia |
burning bush, common kockia, Mexican fireweed, summer-cypress |
|
| Convolvulaceae |
Calystegia sepium (L.) R.Br. |
hedge bindweed, hedge false bindweed |
|
| Euphorbiaceae |
Euphorbia corollata L. |
flowering spurge |
|
| Malvaceae |
Abutilon theophrasti Medik. |
piemarker, velvet-leaf |
|
| Malvaceae |
Malva neglecta Wallr. |
cheeses, common mallow |
|
| Onagraceae |
Oenothera biennis L. |
bastard evening-primrose, common evening-primrose |
|
| Oxalidaceae |
Oxalis stricta L. |
common yellow oxalis, tall wood-sorrel |
|
| Polygonaceae |
Persicaria pensylvanica (L.) M.Gómez |
Pennsylvania knotweed, Pennsylvania smartweed, pinkweed |
|
| Polygonaceae |
Polygonum aviculare L. |
common knotweed, prostrate knotweed |
|
| Polygonaceae |
Polygonum aviculare L. subsp. depressum (Meisn.) Arcang. |
door-yard knotweed, oval-leaved knotweed |
|
| Ranunculaceae |
Anemone quinquefolia L. var. quinquefolia |
nightcaps, wood anemone |
|
| Ranunculaceae |
Ranunculus fascicularis Muhl. ex J.M.Bigelow |
early buttercup, thick-root buttercup |
|
| Ranunculaceae |
Ranunculus hispidus Michx. |
bristly buttercup, hispid buttercup, rough buttercup |
|
| Rosaceae |
Crataegus pedicellata Sarg. |
scarlet hawthorn |
|
| Rosaceae |
Crataegus succulenta Schrad. ex Link |
fleshy hawthorn |
|
| Rosaceae |
Geum triflorum Pursh var. triflorum |
old-man's-whiskers, prairie-smoke |
|
| Scrophulariaceae |
Linaria vulgaris Mill. |
butter-and-eggs |
|