species 953 observations
Shasta Blue
Icaricia shasta
Field notes
Icaricia shasta, the Shasta blue, is a butterfly of the family Lycaenidae. It is found from the northwestern United States to southern Saskatchewan and Alberta.
The wingspan is 20–22 mm. Adults are on wing from June to August.
The larvae feed on Lupinus lyalli, Astragalus spatulatus, Astragalus calycosus, and Trifolium dasphyllum.
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210
native plants
support it in the US
support it in the US
Range
Greener is more native, amber more introduced; paler is less certain. How this was decided