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 1 - 24 of 84 verified sightings
Observation date: Sep 18, 2023
Submitted by: Robert Gorman
Region: Mono County, California, United States
Verified by: Ken Davenport
Verified date: Sep 22, 2023
Observation date: Sep 18, 2023
Submitted by: Robert Gorman
Region: Mono County, California, United States
Verified by: Ken Davenport
Verified date: Sep 21, 2023
Observation date: Aug 10, 2022
Submitted by: PDunwiddie
Region: Inyo County, California, United States
Verified by: Ken Davenport
Verified date: Sep 09, 2022
Observation date: Jul 07, 1987
Submitted by: papilio1
Region: Inyo County, California, United States
Verified by: Ken Davenport
Verified date: Jan 31, 2022
Observation date: Aug 03, 2017
Submitted by: Mark Salvato
Region: Mono County, California, United States
Verified by: Ken Davenport
Verified date: Nov 16, 2021
Observation date: Aug 30, 2019
Submitted by: Robert Gorman
Region: Mono County, California, United States
Verified by: Ken Davenport
Verified date: Sep 26, 2019
Observation date: Jul 15, 2018
Submitted by: Robert Gorman
Region: Mono County, California, United States
Verified by: Ken Davenport
Verified date: Jul 19, 2018
Observation date: Jul 14, 2018
Submitted by: Robert Gorman
Region: Mono County, California, United States
Verified by: Ken Davenport
Verified date: Jul 17, 2018
Observation date: Aug 03, 2016
Submitted by: TPeterson
Region: Tuolumne County, California, United States
Verified by: Ken Davenport
Verified date: Aug 12, 2016
Observation date: Jul 04, 2012
Submitted by: eal79
Region: Tulare County, California, United States
Verified by: Ken Davenport
Verified date: Jul 17, 2012
Observation date: Jul 03, 2012
Submitted by: eal79
Region: Tulare County, California, United States
Verified by: Ken Davenport
Verified date: Jul 16, 2012
Observation date: Jul 02, 2012
Submitted by: eal79
Region: Tulare County, California, United States
Verified by: Ken Davenport
Verified date: Jul 16, 2012
Observation date: Jun 27, 2012
Submitted by: Ken Davenport (Ken Davenport)
Region: Mono County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2012
Observation date: Sep 06, 1998
Submitted by: legacy.reporter (Doug Taron)
Region: Tuolumne County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2012
Observation date: Jun 26, 2012
Submitted by: Ken Davenport (Ken Davenport)
Region: Mono County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2012
Observation date: Sep 06, 1998
Submitted by: Doug Taron
Region: Tuolumne County, California, United States
Verified by: Ken Davenport
Verified date: Oct 18, 2011
Observation date: Aug 15, 1962
Submitted by: legacy.reporter (unknown)
Region: Madera County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: May 01, 2011
Observation date: Jul 29, 2007
Submitted by: legacy.reporter (David Shaw)
Region: Tuolumne County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: May 01, 2011
Observation date: unknown
Submitted by: BAMONA
Region:
Verified by: BAMONA
Verified date: Sep 06, 2010
Observation date: Aug 27, 1966
Submitted by: legacy.reporter (R. Holland)
Region: Inyo County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 06, 2010
Observation date: Aug 07, 1997
Submitted by: legacy.reporter (Jeffrey Glassberg)
Region: Tuolumne County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 05, 2010
Observation date: Aug 04, 1922
Submitted by: legacy.reporter (J. A. Comstock)
Region: Mono County, California, United States
Verified by: legacy.verifier (J. A. Comstock)
Verified date: Jan 04, 2010
Observation date: Aug 06, 1970
Submitted by: legacy.reporter (James R. Mori)
Region: Mono County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 17, 2009
Observation date: Aug 03, 1968
Submitted by: legacy.reporter (James R. Mori)
Region: Mono County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 17, 2009
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