[Butterflies of the Cascade Mountains of Oregon and Washington]

Western White, Checkered White, Peak White

Pontia occidentalis

Western White, Checkered White, Peak White: Pontia occidentalis

A male western white mudding on moist sandy soil near the South Fork Conrad Creek between a 20' waterfall and an old pack trail that travels north to the North Fork Conrad Creek, Goat Rocks Wilderness.........July 22, 2016.

Paul Slichter