Attributes of Plebejus lupini

Lupine Blue
Plebejus lupini (Boisduval, 1869)

Family: Lycaenidae
Subfamily: Polyommatinae
Identification: Upperside of male lilac blue with wide dark borders; female dark brown. Band at hindwing outer margin wide, orange-red, in male may be divided into separate chevrons.
Wing Span: 7/8 - 1 1/8 inches (2.2 - 2.9 cm).
Life History: Males patrol near the host plants for females. Eggs are laid singly on flowers, which the caterpillars eat. Second-stage caterpillars hibernate.
Flight: In the Sierra Nevada of California, one flight from June-August; elsewhere, several flights from March-July.
Caterpillar Hosts: Several species of perennial wild buckwheat including sulfur flower (Eriogonum umbellatum) and flat top (Eriogonum fasciculatum) in the buckwheat family (Polygonaceae).
Adult Food: Flower nectar.
Habitat: Alpine slopes, mountain meadows and slopes, prairies, rocky outcrops, chaparral, and sagebrush.
Range: Southwestern Canada south through much of mountainous and intermountain West and high plains to northern Mexico.
Conservation: Several populations, some unnamed, are highly local, and are of conservation concern.
NCGR: G4 - Apparently secure globally, though it might be quite rare in parts of its range, especially at the periphery.
Management Needs: Monitor status of populations, conserve habitats, and be vigilant for effects of exotic weeds.
Taxonomy Notes:

Images of Plebejus lupini

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Plebejus lupini - plebejus_lupini_lutzi_egg_raisingbutterflies.jpg

Plebejus lupini - plebejus_lupini_lutzi_egg_raisingbutterflies.jpg
Plebejus lupini - plebejus_lupini_lutzi_caterpillar2_raisingbutterflies.jpg

Plebejus lupini - plebejus_lupini_lutzi_caterpillar2_raisingbutterflies.jpg
Plebejus lupini - plebejus-lupini-awt-1.jpg

Plebejus lupini - plebejus-lupini-awt-1.jpg
Plebejus lupini - p_lupin2.jpg

Plebejus lupini - p_lupin2.jpg
Plebejus lupini - p_lupinu.jpg

Plebejus lupini - p_lupinu.jpg


The map below displays all BAMONA data for this species and has three different data layers:
1. All records (yellow dots)   2. Recently verified records (orange dots)*   3. US county records (purple)

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*The orange dots on the map provide access to information about the 400 most recently verified sightings of this species. Sometimes, there are several records at the same location. Use the table view to access these records.

By default, the fifty most recently verified sightings are below. Sort by Observation Date to see the most recent sightings, or filter the sightings by region to get a regional list.

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Observation Date Submitter Region Verified Datesort icon
July 18, 2016 MAKI Tulare County, California, United States July 21, 2016 Details
July 22, 2013 GCSnelling Cochise County, Arizona, United States June 17, 2016 Details
May 30, 2016 bobscafe British Columbia, Canada June 01, 2016 Details
June 13, 2015 bobscafe British Columbia, Canada February 11, 2016 Details
June 14, 2015 bobscafe British Columbia, Canada February 11, 2016 Details
June 13, 2015 bobscafe British Columbia, Canada February 11, 2016 Details
July 09, 2015 ncrosbyrd Gunnison County, Colorado, United States January 18, 2016 Details
June 13, 2015 bobscafe British Columbia, Canada November 17, 2015 Details
July 04, 2015 ncrosbyrd Gunnison County, Colorado, United States September 20, 2015 Details
July 04, 2015 ncrosbyrd Gunnison County, Colorado, United States September 20, 2015 Details
June 18, 2015 ncrosbyrd Gunnison County, Colorado, United States September 15, 2015 Details
July 01, 2015 ColoradEO Boulder County, Colorado, United States September 14, 2015 Details
July 03, 2015 ncrosbyrd Gunnison County, Colorado, United States August 21, 2015 Details
July 20, 2010 Todd Stefanic Butte County, Idaho, United States July 27, 2015 Details
May 03, 2015 Sparks7 Yavapai County, Arizona, United States May 30, 2015 Details
May 10, 2014 Josiah Gilbert San Luis Obispo County, California, United States December 27, 2014 Details
May 10, 2014 Josiah Gilbert San Luis Obispo County, California, United States December 27, 2014 Details
May 10, 2014 Josiah Gilbert San Luis Obispo County, California, United States December 27, 2014 Details
May 10, 2014 Josiah Gilbert San Luis Obispo County, California, United States December 26, 2014 Details
August 19, 2014 MAKI Fresno County, California, United States September 03, 2014 Details
June 28, 2014 Robert Gorman Orange County, California, United States June 30, 2014 Details
May 16, 2014 Sue Orlowski Whitman County, Washington, United States June 15, 2014 Details
June 07, 2014 randimal Yakima County, Washington, United States June 15, 2014 Details
May 25, 2014 diwalks2 Riverside County, California, United States May 26, 2014 Details
May 15, 2012 coreyk Clark County, Nevada, United States May 14, 2014 Details
April 12, 2014 Robert Gorman Los Angeles County, California, United States April 19, 2014 Details
July 23, 2013 jamesheintz1 Pierce County, Washington, United States August 10, 2013 Details
June 01, 2013 PDunwiddie Kittitas County, Washington, United States June 07, 2013 Details
June 25, 1982 legacy.reporter (Oakley Shields) Churchill County, Nevada, United States December 01, 2012 Details
July 16, 1982 legacy.reporter (John F. Emmel) Nye County, Nevada, United States December 01, 2012 Details
July 06, 1990 legacy.reporter (Bruce O'Hara) Carson City County, Nevada, United States December 01, 2012 Details
July 24, 1996 legacy.reporter (John B. Vernon) Humboldt County, Nevada, United States December 01, 2012 Details
May 14, 1992 legacy.reporter (Ray Stanford) Gila County, Arizona, United States December 01, 2012 Details
March 28, 1971 legacy.reporter (unknown) Clark County, Nevada, United States December 01, 2012 Details
October 26, 1977 legacy.reporter (George T. Austin) Clark County, Nevada, United States December 01, 2012 Details
September 08, 2012 Jeff Trahan Cochise County, Arizona, United States September 23, 2012 Details
July 03, 2012 eal79 Tulare County, California, United States July 16, 2012 Details
July 04, 2012 eal79 Tulare County, California, United States July 16, 2012 Details
June 10, 2012 carrie.munill Baker County, Oregon, United States June 19, 2012 Details
May 06, 2012 Ken Davenport (Ken Davenport) Inyo County, California, United States January 01, 2012 Details
July 24, 1996 legacy.reporter (John B. Vernon) Humboldt County, Nevada, United States January 01, 2012 Details
June 27, 2012 Ken Davenport (Ken Davenport) Mono County, California, United States January 01, 2012 Details
June 26, 2012 Ken Davenport (Ken Davenport) Mono County, California, United States January 01, 2012 Details
July 09, 2011 legacy.reporter (Ken Kertell) White Pine County, Nevada, United States January 01, 2012 Details
July 12, 2008 RaisingButterflies.org Davis County, Utah, United States November 28, 2011 Details
August 15, 2011 Jdammarell Lincoln County, Washington, United States August 19, 2011 Details
August 16, 2011 Jdammarell Spokane County, Washington, United States August 19, 2011 Details
July 13, 1991 legacy.reporter (Jim Brock) Tuolumne County, California, United States May 01, 2011 Details
March 31, 1950 legacy.reporter (unknown) Los Angeles County, California, United States May 01, 2011 Details
July 14, 1921 legacy.reporter (F. H. Chermock) Sierra County, California, United States May 01, 2011 Details