Sierra Sulphur
Colias behrii W.H. Edwards, 1866
Family: Pieridae
Subfamily: Coliadinae
Identification: Upper surface of male dull green with dark border; pale hindwing cell spot. Female greenish-yellow with dark diffuse border. Underside of both sexes green.
Wing Span: 1 3/8 - 1 5/8 inches (3.5 - 4.2 cm).
Life History: Males patrol low to the ground for females.
Flight: One flight from July-August.
Caterpillar Hosts: Low blueberries (Vaccinium species) in the heath family (Ericaceae) and gentian (Gentiana newberryi).
Adult Food: Flower nectar.
Habitat: Subalpine and alpine meadows, usually above 9000 feet.
Range: Isolated range in California\'s Sierra Nevada from Tuolumne County south to Tulare County.
Conservation: Prevent damage to meadow habitats by trampling or grazing.
NCGR: G3 - Very rare or local throughout its range or found locally in a restricted range (21 to 100 occurrences). (Threatened throughout its range).
Management Needs: Restrict access to major colonies in Tuolumne and Tioga meadows, Yosemite National Park.
Comments: NULL
Verified Sightings
Displaying 49 - 72 of 82 verified sightings
Observation date: Aug 04, 1958
Submitted by: legacy.reporter (Oakley Shields)
Region: Madera County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Aug 21, 2009
Observation date: Jul 17, 1973
Submitted by: Ken Davenport (Ken Davenport)
Region: Mono County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 21, 2009
Observation date: Aug 16, 1975
Submitted by: Ken Davenport (Ken Davenport)
Region: Mono County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 21, 2009
Observation date: Aug 10, 1953
Submitted by: legacy.reporter (W. McDonald)
Region: Tulare County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 21, 2009
Observation date: Aug 15, 1957
Submitted by: legacy.reporter (J. W. Tilden)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Aug 21, 2009
Observation date: Jul 10, 2004
Submitted by: legacy.reporter (B. Gendron & K. Davenport)
Region: Mono County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 21, 2009
Observation date: Jul 16, 1915
Submitted by: legacy.reporter (J. A. Comstock)
Region: Tulare County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 21, 2009
Observation date: Aug 14, 1970
Submitted by: Ken Davenport (Ken Davenport)
Region: Mono County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 21, 2009
Observation date: Jul 10, 2004
Submitted by: Ken Davenport (Ken Davenport)
Region: Mono County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 21, 2009
Observation date: Aug 30, 1967
Submitted by: paulopler (Paul Opler)
Region: Inyo County, California, United States
Verified by: paulopler (Paul Opler)
Verified date: Aug 21, 2009
Observation date: Aug 04, 1958
Submitted by: legacy.reporter (Oakley Shields)
Region: Mariposa County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Aug 21, 2009
Observation date: Jul 18, 1973
Submitted by: Ken Davenport (Ken Davenport)
Region: Mono County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 21, 2009
Observation date: Aug 07, 1996
Submitted by: legacy.reporter (Bret Boyd)
Region: Mono County, California, United States
Verified by: legacy.verifier (George T. Austin)
Verified date: Aug 21, 2009
Observation date: Jul 29, 1954
Submitted by: legacy.reporter (C. H. Ericksen)
Region: Tulare County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 21, 2009
Observation date: Aug 03, 2003
Submitted by: legacy.reporter (Susan Steele)
Region: Tuolumne County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 21, 2009
Observation date: Aug 28, 1976
Submitted by: legacy.reporter (P. M. Tuskes)
Region: Mono County, California, United States
Verified by: legacy.verifier (Robert Langston)
Verified date: Aug 21, 2009
Observation date: Jul 29, 1954
Submitted by: legacy.reporter (C. H. Ericksen)
Region: Tulare County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 21, 2009
Observation date: Aug 05, 1933
Submitted by: legacy.reporter (John S. Garth)
Region: Fresno County, California, United States
Verified by: legacy.verifier (John S. Garth)
Verified date: Aug 21, 2009
Observation date: Jul 16, 1973
Submitted by: Ken Davenport (Ken Davenport)
Region: Mono County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 21, 2009
Observation date: Jul 13, 1976
Submitted by: Ken Davenport (Ken Davenport)
Region: Mono County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 21, 2009
Observation date: Aug 15, 1954
Submitted by: paulopler (Paul Opler)
Region: Tuolumne County, California, United States
Verified by: paulopler (Paul Opler)
Verified date: Aug 21, 2009
Observation date: Jul 23, 1981
Submitted by: Ken Davenport (Ken Davenport)
Region: Mono County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 21, 2009
Observation date: Jul 09, 1910
Submitted by: legacy.reporter (V. Clemence)
Region: Tulare County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 21, 2009
Observation date: Aug 13, 1970
Submitted by: Ken Davenport (Ken Davenport)
Region: Mono County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 21, 2009
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