A series of Cranberry Blues Plebejus/Vacciniina optilete yukona from Alaska:
From the Steese Highway northeast of Fairbanks, on June 24 and 26, 2019:
North of McKinley Park (near entrance to Denali NP) on June 25, 2019:
This male is from above the treeline at Arctic Valley Ski Resort, NE of Anchorage on August 08, 2007:
This female is from above the treeline at Flat Top Mountain, SE of Anchorage, Alaska on August 06, 2007: