Agriades podarce

Sierra Blue

Family: Lycaenidae · Class: Insecta · Order: Lepidoptera

Agriades podarce, commonly known as the Sierra Blue, is a small butterfly in the family Lycaenidae (blues, hairstreaks, and coppers). This species belongs to the subgenus Plebejus (Agriades) and represents one of the lesser-documented members of the blue butterfly fauna in California. Physical description details for this species remain poorly documented in the scientific literature. Like other members of the Agriades genus, Sierra Blues are likely small butterflies with wingspans typical of the blue butterfly group, though specific measurements have not been well established in available sources. The Sierra Blue occurs in California's mountainous regions, with documented observations from the eastern Sierra Nevada and adjacent mountain ranges. Field records indicate the species has been found in Mono County, specifically in the Sweetwater Mountains near Deep Creek at elevations around 9,200 feet (Lepidopterists' Society 2006). This represents occurrence in mountain ranges east of the main Sierra Nevada chain, suggesting the species may favor high-elevation habitats in California's eastern montane regions. Habitat requirements for Agriades podarce have not been thoroughly documented. Based on the elevation and geographic records available, the species likely inhabits high-elevation mountain environments typical of the eastern Sierra Nevada region. The specific vegetation types, soil conditions, or microhabitat preferences that support Sierra Blue populations remain unstudied. Ecological information including host plants, flight periods, and reproductive behavior has not been well documented for this species. The timing and duration of adult flight activity, mating behaviors, overwintering strategies, and larval development remain unknown. Without confirmed host plant relationships, the species' role in local ecosystems and its specific ecological requirements cannot be adequately characterized. Conservation status information for the Sierra Blue is not available in federal or state databases, suggesting the species currently lacks formal conservation assessment. No federal or state listing status has been assigned to Agriades podarce. The species does not appear in current U.S. Fish and Wildlife Service species profiles or California Department of Fish and Wildlife tracking lists as of December 2025. Population trends, threats, and conservation needs remain unassessed due to limited survey data and taxonomic uncertainty within the Agriades complex. Scientific documentation for this species remains extremely limited despite the search of authoritative lepidopteran databases and government wildlife resources. The taxonomic status and relationship to other Agriades species may require further molecular analysis to clarify species boundaries and distribution patterns. Field surveys focusing on high-elevation habitats in the eastern Sierra Nevada would help establish baseline population data and habitat requirements essential for future conservation planning.

Data from The California Species Project — 14,000+ California species with verified data from CNPS, CDFW, USFWS, and more.