Satyrium fuliginosum, the sooty hairstreak, is a butterfly of the family Lycaenidae. It is found in western North America from British Columbia to central California, east to Wyoming and northern Colorado.Butterflies and Moths of North America
Adults are on wing from July to August. Adults feed on flower nectar.
The larvae feed on Lupinus.
Subspecies Satyrium fuliginosum albolineatum Mattoon & Austin, 1998 Satyrium fuliginosum fuliginosum Satyrium fuliginosum tildenia Mattoon & Austin, 1998
References
External links Sooty hairstreak, Butterflies of Canada