Friday's Blue
Plebejus fridayi Chermock, 1945
Family: Lycaenidae
Subfamily: Polyommatinae
Identification: Upperside of male blue with narrow dark border; upperside of female bright blue with narrow pale markings. Underside of both sexes is dull gray-tan, with an overcast of greenish blue scales that are strong at the base but decreasing in intensity outwardly.
Wing Span: Males 25 mm, females 28 mm.
Life History:
Flight:
Caterpillar Hosts: Friday's Blues are closely associated with sites containing their caterpillar host plant, Whitney Locoweed (Astragalus whitneyi)
Adult Food:
Habitat:
Range:
Conservation:
NCGR:
Management Needs:
Comments: NULL
Get your BAMONA Gear!
Please donate!
We depend on donations to keep Butterflies and Moths of North America freely available. We want to express our gratitude to all who showed their support by making a contribution this year. You can donate to support this project at any time.
Advertise with us!
Do you have a product or service that you think would interest BAMONA users? If you would like to advertise on this website, contact us by email, or use the contact form and select the "Advertising" category.
Verified Sightings
Displaying 49 - 72 of 72 verified sightings
Observation date: Aug 08, 1998
Submitted by: Ken Davenport (Ken Davenport)
Region: Inyo County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Oct 19, 2009
Observation date: Aug 29, 1967
Submitted by: paulopler (Paul Opler)
Region: Tuolumne County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Oct 19, 2009
Observation date: Jun 23, 1962
Submitted by: legacy.reporter (J. W. Tilden)
Region: Mono County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Oct 19, 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: Oct 19, 2009
Observation date: Jul 11, 2004
Submitted by: Ken Davenport (Ken Davenport)
Region: Mono County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Oct 19, 2009
Observation date: Jul 11, 1994
Submitted by: Ken Davenport (Ken Davenport)
Region: Inyo County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Oct 19, 2009
Observation date: Jul 28, 1922
Submitted by: legacy.reporter (J. A. Comstock)
Region: Mono County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Oct 19, 2009
Observation date: Jul 19, 1976
Submitted by: Ken Davenport (Ken Davenport)
Region: Mono County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Oct 19, 2009
Observation date: Jun 23, 1986
Submitted by: Ken Davenport (Ken Davenport)
Region: Inyo County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Oct 19, 2009
Observation date: Jul 27, 2002
Submitted by: Ken Davenport (Ken Davenport)
Region: Mono County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Oct 19, 2009
Observation date: Jul 10, 1996
Submitted by: legacy.reporter (Bruce & Bret Boyd)
Region: Mono County, California, United States
Verified by: legacy.verifier (George T. Austin)
Verified date: Oct 19, 2009
Observation date: Sep 07, 2009
Submitted by: Ken Davenport (Ken Davenport)
Region: Mono County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Oct 13, 2009
Observation date: unknown
Submitted by: legacy.reporter (Lepidopterists' Society)
Region: Madera County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Apr 22, 2008
Observation date: unknown
Submitted by: legacy.reporter (various sources)
Region: Alpine County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 28, 2007
Observation date: unknown
Submitted by: legacy.reporter (various sources)
Region: Inyo County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 28, 2007
Observation date: unknown
Submitted by: legacy.reporter (various sources)
Region: Placer County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 28, 2007
Observation date: unknown
Submitted by: legacy.reporter (Yosemite Butterflies)
Region: Tuolumne County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 28, 2007
Observation date: unknown
Submitted by: legacy.reporter (various sources)
Region: Amador County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 28, 2007
Observation date: unknown
Submitted by: legacy.reporter (various sources)
Region: Lassen County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 28, 2007
Observation date: Jun 19, 2006
Submitted by: Ken Davenport (Ken Davenport)
Region: Esmeralda County, Nevada, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 28, 2007
Observation date: Jul 27, 1927
Submitted by: legacy.reporter (Chermock)
Region: Mono County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 28, 2007
Observation date: unknown
Submitted by: legacy.reporter (various sources)
Region: El Dorado County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 28, 2007
Observation date: unknown
Submitted by: legacy.reporter (various sources)
Region: Mariposa County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 28, 2007
Observation date: Jul 13, 2007
Submitted by: legacy.reporter (Jeff Pippen)
Region: Alpine County, California, United States
Verified by: paulopler (Paul Opler)
Verified date: Dec 14, 2007
- ‹ previous
- 3 of 3