| Family |
Taxon |
Common Name | Photographs |
| Acoraceae |
Acorus americanus (Raf.) Raf. |
sweet-flag |
|
| Alismataceae |
Alisma subcordatum Raf. |
American water-plantain, common water-plantain, southern water-plantain |
|
| Alismataceae |
Sagittaria cuneata E.Sheld. |
arum-leaved arrow-head, northern arrow-head, wapato |
|
| Apiaceae |
Carum carvi L. |
caraway |
|
| Apiaceae |
Daucus carota L. |
Queen Anne's-lace, wild carrot |
|
| Apiaceae |
Osmorhiza claytonii (Michx.) C.B.Clarke |
bland sweet cicely, Clayton's sweet-root, hairy sweet cicely |
|
| Apiaceae |
Sium suave Walter |
hemlock water-parsnip, water-parsnip |
|
| Apocynaceae |
Apocynum androsaemifolium L. |
spreading dogbane |
|
| Araliaceae |
Aralia racemosa L. |
American spikenard, life-of-man |
|
| Asclepiadaceae |
Asclepias incarnata L. subsp. incarnata |
swamp milkweed |
|
| Asclepiadaceae |
Asclepias syriaca L. |
common milkweed, silkweed |
|
| Asteraceae |
Achillea millefolium L. |
common yarrow, milfoil |
|
| Asteraceae |
Achillea millefolium L. subsp. lanulosa (Nutt.) Piper |
common yarrow, milfoil |
|
| Asteraceae |
Aster drummondii Lindl. |
Drummond's aster, hairy heart-leaved 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 |
Aster sagittifolius Wedem. ex Willd. |
arrow-leaved aster |
|
| Asteraceae |
Bidens vulgata Greene |
big devil's beggar-ticks, tall beggar-ticks |
|
| Asteraceae |
Carduus nutans L. |
musk thistle, nodding plumeless thistle, nodding thistle |
|
| 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 |
Eupatorium perfoliatum L. var. perfoliatum |
boneset, common boneset, thoroughwort |
|
| Asteraceae |
Eupatorium rugosum Houtt. var. rugosum |
white snakeroot |
|
| Asteraceae |
Eupatorium sessilifolium L. var. brittonianum Porter |
upland boneset, woodland boneset |
|
| Asteraceae |
Euthamia graminifolia (L.) Nutt. var. graminifolia |
common flat-topped goldenrod, grass-leaved goldenrod |
|
| Asteraceae |
Helenium autumnale L. var. autumnale |
common sneezeweed |
|
| Asteraceae |
Heliopsis helianthoides (L.) Sweet |
false sunflower, ox-eye, sunflower-everlasting |
|
| Asteraceae |
Heliopsis helianthoides (L.) Sweet var. scabra (Dunal) Fernald |
false sunflower, ox-eye, sunflower-everlasting |
|
| Asteraceae |
Lactuca biennis (Moench) Fernald |
tall blue lettuce, woodland lettuce |
|
| Asteraceae |
Lactuca canadensis L. |
Canada lettuce, tall lettuce, tall wild lettuce, wild lettuce |
|
| Asteraceae |
Lactuca serriola L. |
compass-plant, prickly lettuce |
|
| Asteraceae |
Leucanthemum vulgare Lam. |
common daisy, field daisy, marguerite, ox-eye daisy |
|
| Asteraceae |
Liatris spicata (L.) Willd. |
dense gay-feather, marsh blazing-star, marsh gay-feather, sessile blazing-star, sessile-headed blazing-star |
|
| Asteraceae |
Rudbeckia triloba L. var. triloba |
brown-eyed Susan, three-lobed coneflower |
|
| Asteraceae |
Solidago canadensis L. |
Canadian goldenrod, common goldenrod |
|
| Asteraceae |
Sonchus arvensis L. |
field sow-thistle, perennial sow-thistle |
|
| Asteraceae |
Sonchus arvensis L. var. glabrescens Günther, Grab. & Wimm. |
marsh sow-thistle |
|
| Asteraceae |
Vernonia fasciculata Michx. subsp. fasciculata |
common ironweed, prairie ironweed, smooth ironweed |
|
| Betulaceae |
Betula pumila L. |
bog birch, dwarf birch, swamp birch |
|
| Boraginaceae |
Cynoglossum officinale L. |
common hound's-tongue, gypsy-flower |
|
| Boraginaceae |
Lappula squarrosa (Retz.) Durmort. |
European stickseed, spiny stickseed, two-row stickseed |
|
| Brassicaceae |
Draba verna L. |
spring whitlow-grass, vernal whitlow-grass |
|
| Brassicaceae |
Lepidium campestre (L.) R.Br. |
fieldcress, field pepper-weed |
|
| 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 |
Rorippa palustris (L.) Besser subsp. hispida (Desv.) Jonsell |
hispid marsh-cress, hispid yellow-cress |
|