Johnson's Hairstreak
Callophrys johnsoni (Skinner, 1904)
Family: Lycaenidae
Subfamily: Theclinae
Identification: Upperside of males rusty brown, females more orange. Underside gray-brown, darker toward wing bases. Postmedian line is white bordered with black on the inside edge.
Wing Span: 1 1/4 - 1 3/8 inches (3.2 - 3.5 cm).
Life History: Eggs are laid on the host; caterpillars feed on all exposed parts of the plant. Chrysalids hibernate in the mistletoe mass.
Flight: One flight from May-July.
Caterpillar Hosts: Pine dwarf mistletoe (Arceuthobium campylopodum) which grows on conifers.
Adult Food: Flower nectar.
Habitat: Coniferous forests, especially old-growth.
Range: Very local and scarce. Pacific Slope mountains from British Columbia south to central California.
Conservation: All populations are worthy of conservation concern.
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: Maintain old-growth forests with this species\' habitat requirements.
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Verified Sightings
Displaying 1 - 24 of 222 verified sightings
Observation date: Jul 10, 2024
Submitted by: Paul Prappas
Region: Plumas County, California, United States
Verified by: davidwdroppers
Verified date: Jul 25, 2024
Observation date: Jul 10, 2024
Submitted by: Paul Prappas
Region: Plumas County, California, United States
Verified by: Paul Prappas
Verified date: Jul 12, 2024
Observation date: Jul 11, 2023
Submitted by: Robert Gorman
Region: Sierra County, California, United States
Verified by: Ken Davenport
Verified date: Aug 18, 2023
Observation date: Jul 11, 2023
Submitted by: Robert Gorman
Region: Sierra County, California, United States
Verified by: Ken Davenport
Verified date: Jul 27, 2023
Observation date: May 15, 2023
Submitted by: weflybye
Region: Mason County, Washington, United States
Verified by: davidwdroppers
Verified date: May 16, 2023
Observation date: Jun 27, 2022
Submitted by: weflybye
Region: Mason County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 27, 2022
Observation date: Jun 21, 2021
Submitted by: weflybye
Region: Mason County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 21, 2021
Observation date: May 13, 2021
Submitted by: weflybye
Region: Mason County, Washington, United States
Verified by: davidwdroppers
Verified date: May 13, 2021
Observation date: Jul 15, 2020
Submitted by: EvSherr
Region: Deschutes County, Oregon, United States
Verified by: Ken Davenport
Verified date: Jul 16, 2020
Observation date: May 29, 2020
Submitted by: weflybye
Region: Mason County, Washington, United States
Verified by: davidwdroppers
Verified date: May 30, 2020
Observation date: May 17, 2020
Submitted by: weflybye
Region: Mason County, Washington, United States
Verified by: davidwdroppers
Verified date: May 19, 2020
Observation date: May 21, 2017
Submitted by: hiker96
Region: Mason County, Washington, United States
Verified by: davidwdroppers
Verified date: May 26, 2017
Observation date: Jun 25, 2016
Submitted by: ncrosbyrd
Region: Placer County, California, United States
Verified by: Ken Davenport
Verified date: Jul 24, 2016
Observation date: Jun 24, 2016
Submitted by: TPeterson
Region: Sierra County, California, United States
Verified by: Ken Davenport
Verified date: Jul 21, 2016
Observation date: May 13, 2016
Submitted by: JDreimiller
Region: Snohomish County, Washington, United States
Verified by: davidwdroppers
Verified date: May 14, 2016
Observation date: May 15, 2010
Submitted by: pcastrovillo
Region: Boise County, Idaho, United States
Verified by: kent
Verified date: Feb 17, 2012
Observation date: May 01, 2005
Submitted by: pcastrovillo
Region: Boise County, Idaho, United States
Verified by: kent
Verified date: Feb 17, 2012
Observation date: Jun 03, 2007
Submitted by: pcastrovillo
Region: Boise County, Idaho, United States
Verified by: kent
Verified date: Feb 17, 2012
Observation date: May 07, 2004
Submitted by: pcastrovillo
Region: Boise County, Idaho, United States
Verified by: kent
Verified date: Feb 16, 2012
Observation date: May 21, 2000
Submitted by: pcastrovillo
Region: Boise County, Idaho, United States
Verified by: kent
Verified date: Feb 16, 2012
Observation date: Jul 10, 2011
Submitted by: sfbaywildlife
Region: Marion County, Oregon, United States
Verified by: danaross
Verified date: Jan 23, 2012
Observation date: Jun 18, 2009
Submitted by: legacy.reporter (S. Hernandez)
Region: Clackamas County, Oregon, United States
Verified by: legacy.verifier (D.McCorkle)
Verified date: May 01, 2011
Observation date: Jul 21, 2010
Submitted by: legacy.reporter (D.Ross)
Region: Josephine County, Oregon, United States
Verified by: legacy.verifier (D.Ross)
Verified date: May 01, 2011
Observation date: Jun 29, 2009
Submitted by: legacy.reporter (R. Davis)
Region: Douglas County, Oregon, United States
Verified by: legacy.verifier (D.McCorkle)
Verified date: May 01, 2011
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