| Family |
Taxon |
Common Name | Photographs |
| Alismataceae |
Alisma subcordatum Raf. |
American water-plantain, common water-plantain, southern water-plantain |
|
| Alismataceae |
Sagittaria latifolia Willd. |
broad-leaved arrow-head, common arrow-head, duck-potato, wapato |
|
| Amaranthaceae |
Amaranthus tuberculatus (Moq.) J.D.Sauer |
rough-fruited amaranth, rough-fruited water-hemp, tall water-hemp |
|
| Amaranthaceae |
Froelichia floridana (Nutt.) Moq. |
common cotton-weed, Florida snake-cotton, plains snake-cotton |
|
| Apiaceae |
Sium suave Walter |
hemlock water-parsnip, water-parsnip |
|
| Apocynaceae |
Apocynum androsaemifolium L. |
spreading dogbane |
|
| Asclepiadaceae |
Asclepias amplexicaulis Sm. |
clasping milkweed, sand milkweed |
|
| Asclepiadaceae |
Asclepias verticillata L. |
whorled milkweed |
|
| Asteraceae |
Ambrosia artemisiifolia L. |
annual bur-sage, common ragweed, short ragweed |
|
| Asteraceae |
Artemisia ludoviciana Nutt. subsp. ludoviciana |
Louisiana sage-wort, western mugwort, white sage |
|
| Asteraceae |
Aster linariifolius L. |
flax-leaved aster, stiff aster |
|
| Asteraceae |
Aster ontarionis Wiegand |
bottomland aster, Ontario aster |
|
| Asteraceae |
Bidens cernua L. |
nodding beggar-ticks, nodding bur-marigold |
|
| Asteraceae |
Bidens comosa (A.Gray) Wiegand |
straw-stem beggar-ticks, swamp marigold, swamp tickseed |
|
| Asteraceae |
Bidens coronata (L.) Britton |
northern tickseed-sunflower, tall swamp marigold |
|
| Asteraceae |
Carduus acanthoides L. |
plumeless thistle, spiny plumeless thistle |
|
| Asteraceae |
Conyza ramosissima Cronquist |
dwarf fleabane, spreading fleabane |
|
| Asteraceae |
Erechtites hieracifolius (L.) Raf. ex DC. var. hieracifolius |
American burn-weed, fireweed |
|
| Asteraceae |
Eupatorium altissimum L. |
upland boneset, tall boneset, tall eupatorium, tall thoroughwort |
|
| 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 |
Galinsoga quadriradiata Ruiz & Pav. |
common quick-weed, Peruvian-daisy, quick-weed, shaggy-soldier |
|
| Asteraceae |
Hasteola suaveolens (L.) Pojark. |
hastate Indian-plantain, sweet Indian-plantain |
|
| Asteraceae |
Helenium autumnale L. var. autumnale |
common sneezeweed |
|
| Asteraceae |
Helianthus pauciflorus Nutt. |
few-leaved sunflower, stiff sunflower |
|
| Asteraceae |
Helianthus pauciflorus Nutt. subsp. pauciflorus |
few-leaved sunflower, prairie sunflower, stiff sunflower |
|
| Asteraceae |
Krigia virginica (L.) Willd. |
Virginia dwarf-dandelion |
|
| Asteraceae |
Liatris aspera Michx. |
lacerate blazing-star, rough blazing-star, tall gay-feather |
|
| Asteraceae |
Liatris pycnostachya Michx. |
prairie blazing-star, thick-spike blazing-star, thick-spike gay-feather |
|
| 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 |
Packera plattensis (Nutt.) W.A.Weber & A.Löve |
Platte groundsel, prairie groundsel, prairie ragwort |
|
| Asteraceae |
Ratibida pinnata (Vent.) Barnhart |
globular coneflower, yellow coneflower |
|
| Asteraceae |
Rudbeckia hirta L. var. pulcherrima Farw. |
black-eyed Susan |
|
| Asteraceae |
Rudbeckia subtomentosa Pursh |
sweet black-eyed Susan, sweet coneflower |
|
| Asteraceae |
Solidago nemoralis Aiton |
dyer's-weed goldenrod, gray goldenrod, old-field goldenrod |
|
| Asteraceae |
Taraxacum laevigatum (Willd.) DC. |
red-seeded dandelion, rock dandelion |
|
| Asteraceae |
Vernonia fasciculata Michx. subsp. fasciculata |
common ironweed, prairie ironweed, smooth ironweed |
|
| Asteraceae |
Xanthium strumarium L. |
common cocklebur, rough cocklebur |
|
| Asteraceae |
Xanthium strumarium L. var. canadense (Mill.) Torr. & A.Gray |
common cocklebur, rough cocklebur |
|
| Betulaceae |
Betula alleghaniensis Britton |
yellow birch |
|
| Betulaceae |
Corylus americana Walter |
American hazelnut |
|
| Boraginaceae |
Lappula redowskii (Hornem.) Greene var. redowskii |
western stickseed |
|
| Boraginaceae |
Lithospermum canescens (Michx.) Lehm. |
hoary puccoon |
|
| Boraginaceae |
Lithospermum caroliniense (Walter ex J.F.Gmel.) MacMill. subsp. croceum (Fernald) Cusick |
Carolina puccoon, hairy puccoon, plains puccoon |
|
| Boraginaceae |
Myosotis laxa Lehm. |
bay forget-me-not, small forget-me-not |
|
| Boraginaceae |
Myosotis verna Nutt. |
early scorpion-grass, white forget-me-not |
|