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 73 - 96 of 160 verified sightings
Observation date: Aug 08, 1960
Submitted by: legacy.reporter (Oakley Shields)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 21, 2009
Observation date: Jun 24, 1959
Submitted by: legacy.reporter (John S. Garth)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 21, 2009
Observation date: Jun 26, 1999
Submitted by: Ken Davenport (Ken Davenport)
Region: Mono County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Oct 21, 2009
Observation date: Jun 16, 1974
Submitted by: legacy.reporter (Jim Brock)
Region: Tulare County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Oct 21, 2009
Observation date: Jun 24, 2000
Submitted by: Ken Davenport (Ken Davenport)
Region: Tulare County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Oct 21, 2009
Observation date: Jul 07, 1931
Submitted by: legacy.reporter (J. W. Tilden)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 21, 2009
Observation date: Aug 31, 1967
Submitted by: paulopler (Paul Opler)
Region: Inyo County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Oct 21, 2009
Observation date: Aug 07, 1933
Submitted by: legacy.reporter (John S. Garth)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 21, 2009
Observation date: Jul 03, 1959
Submitted by: legacy.reporter (P. & N. Opler, R. Stanford)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Ray Stanford)
Verified date: Oct 21, 2009
Observation date: Aug 23, 1958
Submitted by: legacy.reporter (Oakley Shields)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 21, 2009
Observation date: Aug 05, 2000
Submitted by: legacy.reporter (John G. Pasko)
Region: Mono County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Oct 21, 2009
Observation date: Jun 09, 1994
Submitted by: Ken Davenport (Ken Davenport)
Region: Tulare County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Oct 21, 2009
Observation date: Jul 23, 1992
Submitted by: Ken Davenport (Ken Davenport)
Region: Tulare County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Oct 21, 2009
Observation date: Aug 15, 1951
Submitted by: legacy.reporter (J. W. Tilden)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 21, 2009
Observation date: Jun 26, 1966
Submitted by: legacy.reporter (Keith Hughes)
Region: Fresno County, California, United States
Verified by: legacy.verifier (Ray Stanford)
Verified date: Oct 21, 2009
Observation date: Aug 17, 1957
Submitted by: legacy.reporter (J. W. Tilden)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 21, 2009
Observation date: Jun 21, 1986
Submitted by: Ken Davenport (Ken Davenport)
Region: Mono County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Oct 21, 2009
Observation date: Jun 13, 1972
Submitted by: legacy.reporter (J. Brock & C. Sekerman)
Region: Tulare County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Oct 21, 2009
Observation date: Jul 04, 2004
Submitted by: Ken Davenport (Ken Davenport)
Region: Tulare County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Oct 21, 2009
Observation date: Jun 23, 1989
Submitted by: Ken Davenport (Ken Davenport)
Region: Tulare County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Oct 21, 2009
Observation date: Jul 18, 1933
Submitted by: legacy.reporter (John S. Garth)
Region: Mariposa County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 21, 2009
Observation date: Jul 01, 1996
Submitted by: Ken Davenport (Ken Davenport)
Region: Madera County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Oct 21, 2009
Observation date: Jul 29, 1958
Submitted by: legacy.reporter (Oakley Shields)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 21, 2009
Observation date: Jul 24, 1993
Submitted by: Ken Davenport (Ken Davenport)
Region: Mono County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Oct 21, 2009
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