Upper surface of wings creamy white with black stripes. Females lay eggs singly on host plant leaves.
Caterpillars feed on leaves and rest on silken mats in shelters of curled leaves.
Flower nectar including California buckeye, yerba santa, and wallflower. Foothills, open woodlands, chaparral, streamsides. British Columbia east to Montana, south to New Mexico. California and Baja California. G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.