North American Ecology (US and Canada)
Resident in western North America (Scott 1986). Habitats are DECIDUOUS WOODED AREAS. Host plants include species from many families. Hosts are shrubs or trees. Eggs are laid on the host plant singly. Individuals overwinter as pupae. There are multiple flights each year with the approximate flight time JUN1-AUG30 in the northern part of the range and MAR1-SEP30 in the southern part of their range (Scott 1986). Listed as a subspecies of Papilio glaucus
by some sources (Scott, 1986).
Scott, J. A. 1986. The butterflies of North America. Stanford University Press.