Andropogon gerardii

Big bluestem

Family: Poaceae

Asclepias syriaca

Common milkweed

Family: Asclepiadaceae

Aster laevis

Smooth blue aster

Family: Asteraceae

stems remain erect during blooming season

glabrous leaves and stems

leaves are never cordate

Aster novae-angliae

New england aster

Family: Asteraceae

Aster azureus

Sky-blue aster

Family: Asteraceae

has basal leaves; cordate or broadly oval and mostly hairless

upper leaves alternate and are smaller and more narrow than basal leaves

Brickellia eupatorioides

False boneset

Family: Asteraceae

alternate leaves; each with one conspicuous vein

Cassia fasciculata

Golden cassia

Family: Fabaceae

Dalea purpurea

Purple prairie clover

Family: Fabaceae

Desmanthus illinoense

Illinois bundle flower

Family: Fabaceae

Eryngium yuccifolium

Rattlesnake master

Family: Apiaceae

Lespedeza capitata

Round-headed bush clover

Family: Fabaceae

stout bristly flowerheads and small white flowers

Monarda fistulosa

    Wild bergamont    

Family: Lamiaceae

Solidago rigida

Stiff goldenrod

Family: Asteraceae

Panicum virgatum

Prairie switchgrass

Family: Poaceae

Parthenium integrifolium

Wild quinine

Family: Asteraceae

rosette of basal leaves; sandpapery and coarsely serrated

the rest of the stalk has smaller leaves which alternate

Ratibida pinnata

Yellow coneflower

Family: Asteraceae

Schizachyrium scoparium

Little bluestem

Family: Poaceae

Silphium integrifolium

Rosinweed

Family: Asteraceae

Silphium laciniatum

Compass plant

Family: Asteraceae

Silphium terebinthinaceum

Prairie dock

Family: Asteraceae

Sorghastrum nutans

Indian grass

Family: Poaceae