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
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Verified Sightings
Displaying 25 - 48 of 84 verified sightings
Observation date: Aug 03, 1956
Submitted by: legacy.reporter (John S. Garth)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 20, 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 20, 2009
Observation date: Jul 31, 1958
Submitted by: legacy.reporter (Oakley Shields)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 20, 2009
Observation date: Aug 16, 1957
Submitted by: legacy.reporter (J. W. Tilden)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 20, 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: Oct 20, 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: Oct 20, 2009
Observation date: Aug 13, 1929
Submitted by: legacy.reporter (John S. Garth)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 20, 2009
Observation date: Aug 19, 1958
Submitted by: legacy.reporter (Oakley Shields)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 20, 2009
Observation date: Aug 20, 1958
Submitted by: legacy.reporter (Oakley Shields)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 20, 2009
Observation date: Aug 06, 1959
Submitted by: legacy.reporter (Oakley Shields)
Region: Mono County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 20, 2009
Observation date: Jul 14, 1931
Submitted by: legacy.reporter (J. W. Tilden)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 20, 2009
Observation date: Jul 27, 1934
Submitted by: legacy.reporter (Edmund Godwin)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 20, 2009
Observation date: Aug 03, 1958
Submitted by: legacy.reporter (O. Shields, J. Garth)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 20, 2009
Observation date: Aug 04, 1957
Submitted by: legacy.reporter (Oakley Shields)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 20, 2009
Observation date: Aug 18, 1957
Submitted by: legacy.reporter (J. W. Tilden)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 20, 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 20, 2009
Observation date: Aug 01, 1956
Submitted by: legacy.reporter (John S. Garth)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 20, 2009
Observation date: Aug 05, 1933
Submitted by: legacy.reporter (John S. Garth)
Region: Madera County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 20, 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 20, 2009
Observation date: Aug 13, 1950
Submitted by: legacy.reporter (J. W. Tilden)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 20, 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: Oct 20, 2009
Observation date: Aug 10, 1958
Submitted by: legacy.reporter (Oakley Shields)
Region: Madera County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 20, 2009
Observation date: Jul 14, 1958
Submitted by: legacy.reporter (Oakley Shields)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 20, 2009
Observation date: Jul 19, 1958
Submitted by: legacy.reporter (Oakley Shields)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Oct 20, 2009
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