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