Callophrys polios

Size: 1.0 - 1.25 inches wingspan

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Key ID features:  Above both sexes gray-brown.  Below shades of dark brown. Light white median line, stronger on FW, with strong "frosted" look between HW median line and HW margin. No tails.

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Similar species: Moss's Elfin lacks strong frosted look between trailing margin and postmedian line.

Hostplant: Kinnikinnick (Arctostaphylos uva-ursi).

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Habitat: Open rocky areas in mountains, coastal bluffs and dunes, forest roadsides, always close to Kinnikinnick. ​

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Range: Isolated populations in Blue Mtns, coastal Lincoln and Curry counties, and in Linn, Morrow and Wallowa counties.

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Season: Late April to late May

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Abundance: Uncommon

Conservation Status: Coastal subspecies C. polios maritima is imperiled in OR