Underside of forewing gray with extensive blue-green. Underside of hindwing blue-green with complete or much reduced postmedian line of white spots capped with black. Eggs are laid under leaves and on flower buds.
Caterpillars eat leaves, flowers, and young fruits.
Chrysalids hibernate in debris under the host plant. One flight from March-May. Coastal hills and dunes, rarely chaparral. Coastal California, rarely inland sites. G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.