FemaleJefferson Co., OR 8/2/06.
Also known as P. campestris and P. pulchellus. The underside of the antennal clubs in this subspecies (Phyciodes pulchellus owimba) are orange, as you can see here, but are black in the other subspecies.
North America Butterflies
Revised 9/1/08 cwcook@duke.edu