Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

  Sighting 1369831

'Rustic' Arctic Blue
Plebejus glandon rusticus

Observation date: July 22, 2023
Submitted by: ezeemonee
Specimen type: Photograph
Observation notes: Near Lily Pad Lake Trail. Unusual underside markings. Probably Boisduvals but maybe Arrowhead Blue. Lupine host plants in the area. Sunny day in the 70’s F at 9-10K feet elevation.
Status: Resident
Verified by: mikefisher
Verified date: September 17, 2023
Coordinator notes: The Arctic Blue...a male...feeds on Rock Jasmine, not a lupine feeder. You can compare to photos of Boisduval's and the Arrowhead Blue on the BAMONA website. Mike
Checklist region(s): United States, Colorado, Summit County