This species occurs in eastern Alaska, in the Rockies from southern Alberta to Wyoming, and in the far northeastern portion of Canada. It occurs throughout much of Idaho.
It generally occurs in high elevation habitats such as tundra or subalpine meadows and forest openings.
Caterpillars feed on species of blueberry (Vaccinium spp.) and on wintergreen
Adult: Butterflies drink flower nectar.
There is one generation of caterpillars each summer. Adults generally fly from the end of June to September. Little about the life cycle of this species is known or reported in the scientific literature.
Males actively patrol for receptive females. The sites chosen by females for laying eggs has not been observed or reported.
|Idaho Status:||Unprotected nongame species.|
G5; populations are widespread, abundant, and secure.
Opler, P. A., H. Pavulaan, and R. E. Stanford. 1995. Butterflies of North America. Jamestown, North Dakota, USA: Northern Prairie Wildlife Research Center Home Page. http://www.npwrc.usgs.gov/resource/distr/lepid/bflyusa/bflyusa.htm (Version 05Nov98).
Opler, P. A. and A. B.Wright. 1999. A Field Guide to the Western Butterflies. Second Edition. Peterson Field Guide Series. Houghton Mifflin Company, New York, New York, USA, 540 pp.
Pyle, R. M. 1981. National Audubon Society Field Guide to North American Butterflies. Alfred A. Knopf, Inc., New York, New York, USA, 924 pp.
Scott, J. A. 1986. The Butterflies of North America. Stanford University Press, Stanford, California, USA, 583 pp.
Stanford, R. E. and P. A. Opler. 1993. Atlas of Western U.S.A. Butterflies (Including Adjacent Parts of Canada and Mexico). Published by authors, Denver, Colorado, USA, 275 pp.