Sierra Nevada Blue
Plebejus podarce (C. Felder & R. Felder, 1865)
Family: Lycaenidae
Subfamily: Polyommatinae
Identification: Upperside of male gray-blue, female red-brown. Underside of forewing with black arrowhead-shaped spots that point inward. Hindwing with discal spot not black.
Wing Span: 7/8 - 1 inches (2.2 - 2.6 cm).
Life History: Eggs are laid singly on leaves, bracts, or sepals of the host plant. Caterpillars or chrysalids hibernate.
Flight: One flight from June-September.
Caterpillar Hosts: Shooting Stars (Dodecatheon).
Adult Food: Flower nectar including yellow composites and bistort.
Habitat: Subalpine meadows.
Range: Southern Oregon to central California in Klamath Range and Sierra Nevada.
Conservation: Not usually of conservation concern but the meadow habitat of subspecies podarce in California may be negatively affected by trampling from grazing cattle and hikers.
NCGR: G3,G4 - . Very rare or local throughout its range or found locally in a restricted range OR Apparently secure globally, though it might be quite rare in parts of its range, especially at the periphery. All subspecies are of conservation concern.
Management Needs: Study impact of hikers and cattle grazing on habitat and populations. Comment: The Committee on Scientific Names of North American Butterflies considers podarce to be a subspecies of A. glandon.
Comments: NULL
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Verified Sightings
Displaying 49 - 72 of 164 verified sightings
Observation date: Jun 16, 1976
Submitted by: legacy.reporter (A. M. Shapiro)
Region: Trinity County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 03, 2010
Observation date: Aug 06, 1978
Submitted by: legacy.reporter (A. M. Shapiro)
Region: Siskiyou County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 03, 2010
Observation date: Jul 11, 1977
Submitted by: legacy.reporter (A. M. Shapiro)
Region: Trinity County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 03, 2010
Observation date: Aug 09, 1976
Submitted by: legacy.reporter (A. M. Shapiro)
Region: Siskiyou County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 03, 2010
Observation date: Aug 06, 1978
Submitted by: legacy.reporter (A. M. Shapiro)
Region: Siskiyou County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 03, 2010
Observation date: Jun 27, 1976
Submitted by: legacy.reporter (A. M. Shapiro)
Region: Trinity County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 03, 2010
Observation date: Aug 06, 1978
Submitted by: legacy.reporter (A. M. Shapiro)
Region: Trinity County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 03, 2010
Observation date: Jul 12, 1979
Submitted by: legacy.reporter (A. M. Shapiro)
Region: Siskiyou County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 03, 2010
Observation date: Aug 10, 1976
Submitted by: legacy.reporter (A. M. Shapiro)
Region: Siskiyou County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 03, 2010
Observation date: Jul 03, 1987
Submitted by: legacy.reporter (Laurence Crabtree)
Region: Lassen County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Mar 09, 2010
Observation date: Jun 24, 1989
Submitted by: legacy.reporter (Laurence Crabtree)
Region: Plumas County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Mar 09, 2010
Observation date: Jun 22, 1986
Submitted by: legacy.reporter (A. M. Shapiro)
Region: Siskiyou County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Mar 09, 2010
Observation date: Jul 03, 1985
Submitted by: legacy.reporter (A. M. Shapiro)
Region: Siskiyou County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Mar 09, 2010
Observation date: Jul 22, 1990
Submitted by: legacy.reporter (A. M. Shapiro)
Region: Siskiyou County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Mar 09, 2010
Observation date: Jun 22, 1986
Submitted by: legacy.reporter (A. M. Shapiro)
Region: Siskiyou County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 25, 2010
Observation date: Jul 03, 1985
Submitted by: legacy.reporter (A. M. Shapiro)
Region: Siskiyou County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 25, 2010
Observation date: Jul 22, 1990
Submitted by: legacy.reporter (A. M. Shapiro)
Region: Siskiyou County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 25, 2010
Observation date: Jul 13, 1991
Submitted by: legacy.reporter (Ken Hansen)
Region: Humboldt County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 07, 2010
Observation date: Aug 01, 1970
Submitted by: legacy.reporter (Al & Tom Rubbert)
Region: Mono County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 07, 2010
Observation date: Jul 05, 2009
Submitted by: legacy.reporter (Paul Levine)
Region: Tulare County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 06, 2010
Observation date: Jul 20, 1960
Submitted by: paulopler (Paul Opler)
Region: Siskiyou County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 06, 2010
Observation date: Jul 23, 1969
Submitted by: paulopler (Paul Opler)
Region: Siskiyou County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 06, 2010
Observation date: Jun 27, 1960
Submitted by: legacy.reporter (Tom & John Emmel)
Region: Placer County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 05, 2010
Observation date: Aug 03, 1960
Submitted by: legacy.reporter (Tom & John Emmel)
Region: Placer County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 05, 2010
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