Nelson's Hairstreak
Callophrys nelsoni (Boisduval, 1869)
Family: Lycaenidae
Subfamily: Theclinae
Identification: Upperside of male is dark brown with rusty orange patches on lower outer edges of wings; female is mostly tawny with dark margins. Underside is brown with a lilac tinge; hindwing postmedian line may be reduced or it is dark and usually outlined in white.
Wing Span: 1 - 1 1/8 inches (2.5 - 2.9 cm).
Life History: To seek females, males perch on host trees all day. Eggs are laid singly on tips of host plant leaves, which the caterpillars eat. Chrysalids hibernate.
Flight: One brood from May-July.
Caterpillar Hosts: Incense cedar (Calocedrus decurrens), western red-cedar (Thuja plicata).
Adult Food: Flower nectar including buckbrush, pussy-paws, and composites.
Habitat: Openings in coniferous forests.
Range: Southern British Columbia and northwest Montana south through Washington, Oregon, Idaho, and Nevada to the high-altitude mountains of southern California and Baja California Norte.
Conservation: Not usually of concern.
NCGR: G4 - Apparently secure globally, though it might be quite rare in parts of its range, especially at the periphery.
Management Needs: None reported.
Comments: NULL
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Verified Sightings
Displaying 49 - 72 of 266 verified sightings
Observation date: Jun 01, 2009
Submitted by: legacy.reporter (John Lane)
Region: Plumas County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: May 01, 2011
Observation date: Jul 11, 2011
Submitted by: Ken Davenport (Ken Davenport)
Region: Tulare County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: May 01, 2011
Observation date: Jun 12, 2009
Submitted by: legacy.reporter (John Lane)
Region: Sierra County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: May 01, 2011
Observation date: Jul 14, 2005
Submitted by: legacy.reporter (Kim Davis & Mike Stangeland)
Region: Tuolumne County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: May 01, 2011
Observation date: Jun 03, 1988
Submitted by: legacy.reporter (Jim Brock)
Region: Amador County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: May 01, 2011
Observation date: Jul 03, 2011
Submitted by: legacy.reporter (Paul M. Thompson)
Region: Tuolumne County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2011
Observation date: Jul 02, 2011
Submitted by: legacy.reporter (Paul M. Thompson)
Region: Tuolumne County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2011
Observation date: unknown
Submitted by: BAMONA
Region:
Verified by: BAMONA
Verified date: Sep 06, 2010
Observation date: Jun 12, 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: 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: 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: Jun 15, 1980
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 25, 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: Jun 15, 1980
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: Jun 17, 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: May 28, 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: Jun 18, 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: Jun 15, 1980
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 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: Jul 10, 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: Jun 24, 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: Jun 14, 1980
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: Jun 24, 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: Jun 15, 1980
Submitted by: legacy.reporter (A. M. Shapiro)
Region: Trinity County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 03, 2010
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