| Family |
Taxon |
Common Name | Photographs |
|---|
| Acoraceae |
Acorus americanus (Raf.) Raf. |
sweet-flag |
|
| Agavaceae |
Yucca flaccida Haw. |
Adam's needle, beargrass, yucca |
|
| Alismataceae |
Sagittaria cuneata E.Sheld. |
arum-leaved arrow-head, northern arrow-head, wapato |
|
| Amaranthaceae |
Amaranthus blitoides S.Watson |
creeping amaranth, mat amaranth, matweed, matweed amaranth, prostratre amaranth, prostrate pigweed |
|
| Amaranthaceae |
Amaranthus hybridus L. |
green amaranth, green pigweed, smooth amaranth, smooth pigweed |
|
| Amaranthaceae |
Amaranthus retroflexus L. |
common amaranth, pigweed, redroot, rough amaranth, rough pigweed, wild-beet amaranth |
|
| Amaranthaceae |
Amaranthus tuberculatus (Moq.) J.D.Sauer |
rough-fruited amaranth, rough-fruited water-hemp, tall water-hemp |
|
| Apiaceae |
Osmorhiza longistylis (Torr.) DC. |
anise-root, long-styled sweet cicely, long-styled sweet-root, smooth sweet cicely |
|
| Apiaceae |
Oxypolis rigidior (L.) Raf. |
common water-dropwort, stiff cowbane |
|
| Apiaceae |
Thaspium trifoliatum (L.) A.Gray var. flavum S.F.Blake |
purple meadow-parsnip, smooth meadow-parsnip |
|
| Asclepiadaceae |
Asclepias incarnata L. subsp. incarnata |
swamp milkweed |
|
| Asclepiadaceae |
Asclepias syriaca L. |
common milkweed, silkweed |
|
| Asclepiadaceae |
Asclepias tuberosa L. subsp. interior Woodson |
butterfly milkweed, butterfly-weed, orange milkweed |
|
| Asclepiadaceae |
Asclepias verticillata L. |
whorled milkweed |
|
| Aspleniaceae |
Asplenium rhizophyllum L. |
walking fern |
|
| 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 |
Artemisia biennis Willd. |
biennial sage-wort, biennial wormwood |
|
| Asteraceae |
Aster furcatus E.S.Burgess |
forked aster, midwestern white heart-leaved aster |
|
| Asteraceae |
Aster linariifolius L. |
flax-leaved aster, stiff 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 |
Bidens vulgata Greene |
big devil's beggar-ticks, tall beggar-ticks |
|
| Asteraceae |
Centaurea solstitialis L. |
St. Barnaby's thistle, yellow star-thistle |
|
| Asteraceae |
Cirsium arvense (L.) Scop. |
Canada thistle, creeping thistle, field thistle |
|
| Asteraceae |
Cirsium vulgare (Savi) Ten. |
bull thistle |
|
| Asteraceae |
Conyza canadensis (L.) Cronquist var. canadensis |
Canadian horseweed, fleabane, hogweed |
|
| Asteraceae |
Crepis tectorum L. |
hawk's-beard, narrow-leaved hawk's-beard |
|
| Asteraceae |
Erigeron philadelphicus L. |
common fleabane, marsh fleabane, Philadelphia daisy |
|
| Asteraceae |
Eupatorium rugosum Houtt. var. rugosum |
white snakeroot |
|
| Asteraceae |
Helianthus strumosus L. |
pale-leaved woodland sunflower, rough-leaved sunflower |
|
| Asteraceae |
Packera paupercula (Michx.) A.Löve & D.Löve |
balsam groundsel, balsam ragwort, northern meadow groundsel, northern ragwort |
|
| Asteraceae |
Packera paupercula (Michx.) A.Löve & D.Löve var. paupercula |
balsam groundsel, balsam ragwort, northern meadow groundsel, northern ragwort |
|
| Asteraceae |
Rudbeckia triloba L. var. triloba |
brown-eyed Susan, three-lobed coneflower |
|
| 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 ptarmicoides (Nees) B.Boivin |
prairie goldenrod, upland white goldenrod |
|
| Asteraceae |
Taraxacum officinale Weber |
common dandelion |
|
| Asteraceae |
Tragopogon dubius Scop. |
fistulous goat's-beard, greater sand goat's-beard, yellow salsify |
|
| Betulaceae |
Carpinus caroliniana Walter subsp. virginiana (Marshall) Furlow |
American hornbeam, blue-beech, hornbeam, ironwood |
|
| Betulaceae |
Corylus americana Walter |
American hazelnut |
|
| Boraginaceae |
Lithospermum incisum Lehm. |
fringed puccoon, narrow-leaved gromwell, narrow-leaved puccoon |
|
| Brassicaceae |
Arabis hirsuta (L.) Scop. |
hairy rock-cress |
|
| Brassicaceae |
Arabis hirsuta (L.) Scop. var. adpressipilis (M.Hopkins) Rollins |
hairy rock-cress |
|
| Brassicaceae |
Cardamine bulbosa (Schreb. ex Muhl.) Britton, Sterns & Poggenb. |
spring-cress |
|
| Brassicaceae |
Rorippa sylvestris (L.) Besser |
creeping yellow-cress |
|
| Brassicaceae |
Sisymbrium officinale (L.) Scop. |
hedge-mustard |
|
