Celastrina serotina

The Cherry Gall Azure (Celastrina serotina) is a butterfly of the Lycaenidae family. It is found across North America as far north as the treeline.
Similar Species

Spring Azure (C. ladon)
Summer Azure (C. neglecta)

References
External links

Cherry Gall Azure, Butterflies of Canada
Cherry Gall Azure, BugGuide.net
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