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Close-up photo of live California Sister (Adelpha californica) dorsal view

Buford Park, Lane Co, June 16

California Sister

Adelpha californica

Size: Up to 3.5 inch wingspan

Key ID features:  Above dark brown with narrow white band through FW and HW, thinning toward the end of the abdomen, prominent orange patches near wingtips, separated from wingtip by brown margin. Below bands of orange, white and pale lavender, not crossed by black veins.

Similar species: Similar to Lorquin's Admiral, which is black above, has orange all the way to the tip of the FW above, and has bolder bands below crossed by black veins.  

Host plant: Oak species (Quercus) and Golden chinkapin (Chrysolepis chrysophylla).

Habitat: Near oak-lined waterways, in oak stands. 

Range: Throughout western Oregon, except in low areas at the northern end.

Season: late May to late October.

Abundance: Common 


Conservation Status: Secure

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