North American Ecology (US and Canada)
Resident throughout southern US with migratory expansion in much of the US (Scott 1986). Habitats areTROPICAL TO LOWER AUSTRAL ZONE OPEN AREAS. Host plants are usually herbaceous with most known hosts largely restricted to one genus, Cassia, in Leguminosae. Eggs are laid on the host plant singly. Individuals overwinter as adults. There are multiple flights each year with the approximate flight time JUL15-SEP1 in the north and all year in the southern part of the range (Scott 1986).
- Scott, J. A. 1986. The butterflies of North America. Stanford University Press.
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