| Family |
Taxon |
Common Name | Photographs |
| Aceraceae |
Acer rubrum L. var. rubrum |
red maple |
|
| Alismataceae |
Alisma triviale Pursh |
northern water-plantain |
|
| Alismataceae |
Sagittaria latifolia Willd. |
broad-leaved arrow-head, common arrow-head, duck-potato, wapato |
|
| Alismataceae |
Sagittaria rigida Pursh |
sessile-fruited arrow-head, stiff arrow-head |
|
| Apiaceae |
Sium suave Walter |
hemlock water-parsnip, water-parsnip |
|
| Aquifoliaceae |
Ilex verticillata (L.) A.Gray |
common winterberry |
|
| Araceae |
Arisaema dracontium (L.) Schott |
dragon-root, green dragon |
|
| Asclepiadaceae |
Asclepias incarnata L. subsp. incarnata |
swamp milkweed |
|
| 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 |
Artemisia campestris L. subsp. caudata (Michx.) H.M.Hall & Clem. |
field sage-wort, field wormwood |
|
| Asteraceae |
Bidens connata Muhl. ex Willd. |
purple-stem beggar-ticks, purple-stemmed tickseed |
|
| Asteraceae |
Bidens discoidea (Torr. & A.Gray) Britton |
few-bracted beggar-ticks, swamp beggar-ticks |
|
| Asteraceae |
Bidens frondosa L. |
common beggar-ticks, devil's beggar-ticks |
|
| Asteraceae |
Cirsium hillii (Canby) Fernald |
Hill's thistle, hollow-rooted thistle, prairie thistle |
|
| Asteraceae |
Eupatorium perfoliatum L. var. perfoliatum |
boneset, common boneset, thoroughwort |
|
| Asteraceae |
Eupatorium rugosum Houtt. var. rugosum |
white snakeroot |
|
| Asteraceae |
Euthamia graminifolia (L.) Nutt. var. graminifolia |
common flat-topped goldenrod, grass-leaved goldenrod |
|
| Asteraceae |
Helianthus pauciflorus Nutt. |
few-leaved sunflower, stiff sunflower |
|
| Asteraceae |
Helianthus pauciflorus Nutt. subsp. subrhomboideus (Rydb.) O.Spring & E.E.Schill. |
few-leaved sunflower, stiff sunflower |
|
| Asteraceae |
Ratibida columnifera (Nutt.) Wooton & Standl. |
columnar coneflower, long-headed coneflower |
|
| Asteraceae |
Ratibida pinnata (Vent.) Barnhart |
globular coneflower, yellow coneflower |
|
| Asteraceae |
Solidago gigantea Aiton |
giant goldenrod, late goldenrod, smooth goldenrod |
|
| Asteraceae |
Solidago hispida Muhl. ex Willd. var. hispida |
hairy goldenrod |
|
| Asteraceae |
Solidago missouriensis Nutt. |
Missouri goldenrod |
|
| Asteraceae |
Solidago missouriensis Nutt. var. fasciculata Holz. |
Missouri goldenrod |
|
| Asteraceae |
Solidago nemoralis Aiton |
dyer's-weed goldenrod, gray goldenrod, old-field goldenrod |
|
| Asteraceae |
Solidago nemoralis Aiton subsp. decemflora (DC.) Brammall |
field goldenrod, old-field goldenrod |
|
| Asteraceae |
Solidago ulmifolia Muhl. ex Willd. var. ulmifolia |
elm-leaved goldenrod |
|
| Asteraceae |
Tragopogon dubius Scop. |
fistulous goat's-beard, greater sand goat's-beard, yellow salsify |
|
| Asteraceae |
Vernonia fasciculata Michx. subsp. fasciculata |
common ironweed, prairie ironweed, smooth ironweed |
|
| Azollaceae |
Azolla mexicana C.Presl |
floating-fern, Mexican azolla, Mexican mosquito-fern |
|
| Balsaminaceae |
Impatiens capensis Meerb. |
orange jewelweed, orange touch-me-not, spotted touch-me-not |
|
| Betulaceae |
Alnus incana (L.) Moench subsp. rugosa (Du Roi) R.T.Clausen |
mountain alder, speckled alder, swamp alder |
|
| Betulaceae |
Betula nigra L. |
black birch, red birch, river birch |
|
| Boraginaceae |
Hackelia virginiana (L.) I.M.Johnst. |
beggar's-lice, stickseed, wild comfrey |
|
| Boraginaceae |
Onosmodium bejariense A.DC. |
marble-seed, smooth onosmodium, western false gromwell |
|
| Boraginaceae |
Onosmodium bejariense A.DC. var. occidentale (Mack.) B.L.Turner |
marble-seed, western false gromwell |
|
| Boraginaceae |
Onosmodium molle Michx. |
[Excluded] marble-seed, smooth onosmodium, western false gromwell |
|
| Brassicaceae |
Lepidium densiflorum Schrad. |
prairie pepper-weed, small peppergrass |
|
| Caprifoliaceae |
Sambucus canadensis L. var. canadensis |
American elder, elderberry |
|
| Caprifoliaceae |
Sambucus racemosa L. subsp. pubens (Michx.) House var. pubens (Michx.) Koehne |
red elderberry, red-berried elder, scarlet elderberry |
|
| Caryophyllaceae |
Paronychia fastigiata (Raf.) Fernald var. fastigiata |
hairy forked nail-wort, low forked chickweed |
|
| Celastraceae |
Euonymus atropurpurea Jacq. var. atropurpurea |
burning-bush, eastern wahoo |
|
| Ceratophyllaceae |
Ceratophyllum demersum L. |
coon's-tail, hornwort |
|
| Chenopodiaceae |
Chenopodium album L. |
common lamb's-quarters, lamb's-quarters, pigweed |
|
| Chenopodiaceae |
Salsola tragus L. |
prickly Russian thistle, Russian thistle, tumbleweed |
|
| Convolvulaceae |
Calystegia sepium (L.) R.Br. |
hedge bindweed, hedge false bindweed |
|
| Cornaceae |
Cornus amomum Mill. var. schuetzeana (C.A.Mey.) Rickett |
blue-fruited dogwood, silky dogwood |
|