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Close-up photo of live Sooty Hairstreak (Satyrium fulginosa) ventral view

Mt. Ashland Rd, Jackson Co, July 9


Satyrium fuliginosa

Size: 1.0 - 1.25 inches wingspan

Key ID features:  Both sexes dull gray-brown above and below. Below, dull gray-brown with pale median spot band. No tails.

Similar species: Range does not overlap with closely related Half-Moon Hairstreak.


Host plant: Lupines (Lupinus).

Habitat: Rocky outcroppings, mountain slopes, ridges and peaks, often with sagebrush. 

Range: Along the border with California in Jackson and Josephine counties.

Season: Mid-June to mid-August

Abundance: Uncommon


Conservation Status: Secure

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