North American Ecology (US and Canada)
provided by North American Butterfly Knowledge Network
Resident in patchy distribution of western North America (Scott 1986). Habitats are mostly transition to Canadian zone woods, also coastal dunes and upper Sonoran woods in Calif. Host plants can be shrubs or herbs with most known hosts restricted to one genus Lupinus. Eggs are laid on the host plant singly. Individuals overwinter as pupae. There is one flight each year with the approximate flight time late May- early July, and Late Mar-May in southern Calif. (Scott 1986).
