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Close-up photo of live Lilac-Bordered Copper (Lycaena nivalis) ventral view

Mt. Ashland Road, Jackson Co, July 9 - female

Lilac-Bordered Copper

Tharsalea nivalis


AKA Lycaena nivalis

Size: 1 - 1.25 inches wingspan

Key ID features:  Male above brownish with orange zigzag line on trailing margin. Female above light orange with black spots and borders.   HW below two-toned, creamy yellow next to the body, and lilac in the outer half, with vague zigzag orange line (colors brighter in female).

Similar species: Purplish lacks distinctive two-toned HW below. Other coppers have white or grayish undersides.


Host plant: Knotweeds (Polygonum).

Habitat: Mountain meadows, openings in fir and pine forests.

Range: All of Oregon's mountains except Coast Range.

Season: Mid-May to late August

Abundance: Common


Conservation Status: Secure

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