Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

Gray Marble
Anthocharis lanceolata Lucas, 1852
Family: Pieridae
Subfamily: Pierinae
Identification: Forewing slightly pointed, outer margin concave. Top and bottom of forewing white with black cell spot and black margin at tip. Underside of hindwing with dark veins, dense gray marbling, and a white blotch underneath the costal margin.
Wing Span: 1 1/2 - 2 inches (3.8 - 5 cm).
Life History: Males patrol in valleys or draws for females. Females lay eggs singly on host plant flowers and leaves; caterpillars prefer to feed on flowers and fruits. Chrysalids hibernate.
Flight: One flight from March-June.
Caterpillar Hosts: Rock cress (Arabis species) and other mustard family (Brassicaceae) plants.
Adult Food: Flower nectar including rock cress.
Habitat: Rocky canyons, draws, forest openings.
Range: Southwest Oregon south to northern Baja California, western edge of Nevada.
Conservation: Not usually required.
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: Not reported.
Comments: NULL

Verified Sightings

Displaying 1 - 24 of 229 verified sightings
Observation date: Mar 21, 2022
Submitted by: Seth Mueller
Region: Los Angeles County, California, United States
Verified by: Ken Davenport
Verified date: Feb 26, 2023
  Details
Observation date: Apr 24, 2022
Submitted by: guy_incognito
Region: San Bernardino County, California, United States
Verified by: Ken Davenport
Verified date: Apr 24, 2022
  Details
Observation date: Mar 26, 2022
Submitted by: Robert Gorman
Region: Riverside County, California, United States
Verified by: Ken Davenport
Verified date: Mar 30, 2022
  Details
Observation date: Jun 15, 2018
Submitted by: Mark Salvato
Region: Jackson County, Oregon, United States
Verified by: Ken Davenport
Verified date: Oct 19, 2021
  Details
Observation date: Jun 17, 2021
Submitted by: glennfine
Region: Siskiyou County, California, United States
Verified by: Ken Davenport
Verified date: Jun 18, 2021
  Details
Observation date: May 02, 2021
Submitted by: glennfine
Region: Siskiyou County, California, United States
Verified by: Ken Davenport
Verified date: May 21, 2021
  Details
Observation date: Apr 28, 2021
Submitted by: dkaralun
Region: San Bernardino County, California, United States
Verified by: Ken Davenport
Verified date: May 04, 2021
  Details
Observation date: Jun 20, 2020
Submitted by: asabspade
Region: Mendocino County, California, United States
Verified by: Ken Davenport
Verified date: Jun 22, 2020
  Details
Observation date: Jul 04, 2019
Submitted by: Lisahug
Region: Sierra County, California, United States
Verified by: Ken Davenport
Verified date: Jul 14, 2019
  Details
Observation date: Apr 22, 2018
Submitted by: icosahedron
Region: Sonoma County, California, United States
Verified by: Ken Davenport
Verified date: Apr 22, 2018
  Details
Observation date: Jul 08, 2016
Submitted by: Bixia
Region: Alpine County, California, United States
Verified by: Ken Davenport
Verified date: Sep 05, 2016
  Details
Observation date: Jun 24, 2016
Submitted by: ncrosbyrd
Region: Placer County, California, United States
Verified by: Ken Davenport
Verified date: Jul 24, 2016
  Details
Observation date: Jun 26, 2015
Submitted by: TPeterson
Region: Lassen County, California, United States
Verified by: Ken Davenport
Verified date: Jul 28, 2015
  Details
Observation date: May 22, 2012
Submitted by: Ken Davenport (Ken Davenport)
Region: Tulare County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2012
  Details
Observation date: May 04, 2007
Submitted by: RaisingButterfl...
Region: Riverside County, California, United States
Verified by: BAMONA
Verified date: Sep 06, 2011
  Details
Observation date: unknown
Submitted by: RaisingButterfl... (Todd Stout)
Region: United States
Verified by: BAMONA
Verified date: Sep 06, 2011
  Details
Observation date: unknown
Submitted by: RaisingButterfl... (Todd Stout)
Region: United States
Verified by: BAMONA
Verified date: Sep 06, 2011
  Details
Observation date: unknown
Submitted by: RaisingButterfl... (Todd Stout)
Region: United States
Verified by: BAMONA
Verified date: Sep 06, 2011
  Details
Observation date: unknown
Submitted by: RaisingButterfl... (Todd Stout)
Region: United States
Verified by: BAMONA
Verified date: Sep 06, 2011
  Details
Observation date: Apr 06, 1960
Submitted by: legacy.reporter (unknown)
Region: Ventura County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: May 01, 2011
  Details
Observation date: Mar 08, 1970
Submitted by: legacy.reporter (unknown)
Region: San Diego County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: May 01, 2011
  Details
Observation date: Jun 07, 1979
Submitted by: legacy.reporter (Jim Brock)
Region: San Bernardino County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: May 01, 2011
  Details
Observation date: Mar 26, 1940
Submitted by: legacy.reporter (unknown)
Region: Los Angeles County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: May 01, 2011
  Details
Observation date: Apr 23, 1994
Submitted by: legacy.reporter (Jim Brock)
Region: San Diego County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: May 01, 2011
  Details