| Family |
Taxon |
Common Name | Photographs |
| 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 |
Helenium autumnale L. var. autumnale |
common sneezeweed |
|
| Asteraceae |
Hieracium kalmii L. |
Canada hawkweed, Kalm's hawkweed |
|
| Asteraceae |
Kuhnia eupatorioides L. var. corymbulosa Torr. & A.Gray |
false boneset |
|
| Asteraceae |
Lactuca canadensis L. |
Canada lettuce, tall lettuce, tall wild lettuce, wild lettuce |
|
| 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 |
Polymnia canadensis L. |
pale-flowered leaf-cup, white-flowered leaf-cup |
|
| Asteraceae |
Prenanthes alba L. |
lion's-foot, rattlesnake-root, white-lettuce |
|
| Asteraceae |
Ratibida pinnata (Vent.) Barnhart |
globular coneflower, yellow coneflower |
|
| Asteraceae |
Rudbeckia hirta L. var. pulcherrima Farw. |
black-eyed Susan |
|
| Asteraceae |
Silphium integrifolium Michx. |
prairie rosinweed, whole-leaf rosinweed |
|
| Asteraceae |
Silphium integrifolium Michx. var. deamii L.M.Perry |
Deam's rosinweed, prairie rosinweed |
|
| Asteraceae |
Silphium integrifolium Michx. X S. perfoliatum L. |
|
|
| Asteraceae |
Silphium perfoliatum L. var. perfoliatum |
cup-plant |
|
| Asteraceae |
Solidago canadensis L. |
Canadian goldenrod, common goldenrod |
|
| Asteraceae |
Solidago canadensis L. var. hargeri Fernald |
Canadian goldenrod, Harger's goldenrod |
|
| Asteraceae |
Solidago canadensis L. var. scabra Torr. & A.Gray |
Canadian goldenrod, common goldenrod, tall goldenrod |
|
| Asteraceae |
Solidago flexicaulis L. |
broad-leaved goldenrod, zigzag goldenrod |
|
| Asteraceae |
Solidago nemoralis Aiton |
dyer's-weed goldenrod, gray goldenrod, old-field goldenrod |
|
| Asteraceae |
Solidago nemoralis Aiton subsp. nemoralis |
dyer's-weed goldenrod, field goldenrod, gray goldenrod, old-field goldenrod |
|
| Asteraceae |
Solidago ulmifolia Muhl. ex Willd. var. ulmifolia |
elm-leaved goldenrod |
|
| Asteraceae |
Sonchus oleraceus L. |
common sow-thistle, field sow-thistle |
|
| Asteraceae |
Xanthium strumarium L. |
common cocklebur, rough cocklebur |
|
| Asteraceae |
Xanthium strumarium L. var. canadense (Mill.) Torr. & A.Gray |
common cocklebur, rough cocklebur |
|
| Balsaminaceae |
Impatiens capensis Meerb. |
orange jewelweed, orange touch-me-not, spotted touch-me-not |
|
| Balsaminaceae |
Impatiens pallida Nutt. |
pale touch-me-not, yellow jewelweed, yellow touch-me-not |
|
| Berberidaceae |
Caulophyllum thalictroides (L.) Michx. |
blue cohosh, papoose-root, squaw-root |
|
| Betulaceae |
Carpinus caroliniana Walter subsp. virginiana (Marshall) Furlow |
American hornbeam, blue-beech, hornbeam, ironwood |
|
| Betulaceae |
Corylus americana Walter |
American hazelnut |
|
| Betulaceae |
Ostrya virginiana (Mill.) K.Koch |
eastern hop-hornbeam, ironwood |
|
| Boraginaceae |
Cynoglossum officinale L. |
common hound's-tongue, gypsy-flower |
|
| Boraginaceae |
Lappula squarrosa (Retz.) Durmort. |
European stickseed, spiny stickseed, two-row stickseed |
|
| Boraginaceae |
Lithospermum canescens (Michx.) Lehm. |
hoary puccoon |
|
| Brassicaceae |
Arabis canadensis L. |
sickle-pod |
|
| Brassicaceae |
Arabis hirsuta (L.) Scop. |
hairy rock-cress |
|
| Brassicaceae |
Arabis hirsuta (L.) Scop. var. adpressipilis (M.Hopkins) Rollins |
hairy rock-cress |
|
| Brassicaceae |
Arabis hirsuta (L.) Scop. var. pycnocarpa (M.Hopkins) Rollins |
cream-flower rock-cress, hairy rock-cress |
|
| Brassicaceae |
Berteroa incana (L.) DC. |
hoary false madwort, hoary-alyssum |
|
| Brassicaceae |
Erucastrum gallicum (Willd.) O.E.Schulz |
common dog-mustard, dog-mustard |
|
| Brassicaceae |
Erysimum cheiranthoides L. |
worm-seed mustard, worm-seed wallflower |
|
| Brassicaceae |
Lepidium campestre (L.) R.Br. |
fieldcress, field pepper-weed |
|
| Brassicaceae |
Lepidium virginicum L. var. virginicum |
common peppergrass, poor-man's-pepper, Virginia pepper-weed |
|
| Brassicaceae |
Nasturtium officinale R.Br. |
watercress |
|
| 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 |
|
| Brassicaceae |
Sisymbrium officinale (L.) Scop. |
hedge-mustard |
|
| Campanulaceae |
Campanula americana L. |
American bellflower, tall bellflower |
|
| Cannabaceae |
Cannabis sativa L. |
hemp, Indian hemp, marijuana |
|