Boccard Point, Jackson Co,  July 5, female

Mountain Parnassian

Parnassius smintheus

Size: 2.0 - 2.5 inches wingspan

Key ID features:  White/gray/translucent wings with red spots on the HW, and often with additional red patches bordered with black on FW.  Antennae are black/white striped. Similar pattern below, with medial red spots having pink centers.

Similar species:  Clodius Parnassian (Parnassius clodius), which is larger, has solid black antennae

 

Host plant: Stonecrops including Sedum obtusatum, S. lanceolatum

Habitat: Primarily rocky outcroppings above 2500' elevation.

Range: Siskiyou Mtns, Aldrich, Blue and Wallowa Mtns

Season: Late June to late August.

Abundance: Locally common

 

Conservation Status: Secure

© 2018-20 by Neil Henning Björklund