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