Upperside is orange-brown with large black spots and dark wing borders. Underside looks like a dead leaf and is dark mottled brown with darker wing bases; hindwing does not have a centered silver spot.
British Columbia south along the Pacific Coast to Baja California Norte, east to Montana, Wyoming, Colorado, and New Mexico. Rare migrants to Michigan, Pennsylvania, New York, and Vermont after periodic population explosions in Mexico.
Chaparral, woodland, brush areas, forest clearings and edges.
One brood: Adults emerge in June and fly until fall, then overwinter. They fly the following spring until April or May, mating and laying eggs for the next brood.
Larva feeds on various species of wild lilac (Ceanothus).
Males perch in the late afternoon to look for females. Eggs are laid in bunches on the host plant; caterpillars eat leaves and feed together when young. Adults hibernate.
Butterflies & Skippers of NA
- Images of pinned adults, info & range map
combines information from several sites, with live photos, pinned specimens, and range map.