Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

  Sighting 1406409

Sagebrush Sooty Hairstreak
Satyrium semiluna

Observation date: June 29, 2025
Submitted by: ncrosbyrd
Specimen type: Photograph
Observation notes: These hairstreaks were variable from lighter to much darker individuals with spots not unlike Boisduval's Blue. Most of them were on Sagebrush rather than buckwheat and none on lupine. We estimate we saw 15 on the top of Pine Mountain, none below as noted in the past by others.
Status: Resident
Verified by: Ken Davenport
Verified date: July 08, 2025
Coordinator notes: None.
Checklist region(s): United States, Oregon, Deschutes County