Common along roadsides.
Occasional specimens on exposed, eroded ground near roadside.
Common in large colonies in moist prairies, ditches etc.
Introduced and naturalizing. Occasional to common in moist areas.
Common in dry prairie soils.
Common prairie, roadside plant.
Scattered population in open prairie after recent rains.
Occasional along moist roadsides.
What do you think?
Very limited number in seasonally moist area. Less than 10 plants found.
Feeding on Prairie Parsnip (Polytaenia nuttallii). Thinking P. polyxenes but leave it to those in the know....