blue, pink, purple, white
February - May
0.0 - 0.6
2 types of leaves. involcre entered here. Basal leaves: segments usually 3, 10-30mm long & wide, lobed and crenate, laciniate or sometimes ternate with serrate leaflets, largest blades 20-50 mm wide.
Seed planted fresh in the fall after it was collected showed poor and slow germination. Howeveer, when stored at room temperature and planted in the spring, germination was 40-90% (Nichols 1934). Seed germination reported to improve with cold/moist stratification (Steffen 1997). There are approximately 600,000 seed/lb.
Prairies, pastures, and meadows.