Attributes of Colias meadii

Mead's Sulphur
Colias meadii W.H. Edwards, 1871

Family: Pieridae
Subfamily: Coliadinae
Identification: Upperside of male deep reddish orange with wide, dull black border; female lighter orange, border containing orange spots. Underside of both sexes greenish-yellow, with hindwing white spot circled in red.
Wing Span: 1 1/2 - 2 inches (3.8 - 5.1 cm).
Life History: Males patrol open tundra for females. Females lay eggs singly on host plant leaves, which are then eaten by the caterpillars. Third-stage caterpillars overwinter.
Flight: One flight from July-August.
Caterpillar Hosts: Plants in the pea family (Fabaceae) including clover (Trifolium) and Astragalus species.
Adult Food: Flower nectar including alpine sunflower and asters.
Habitat: At or near treeline in high mountains, tundra, subalpine meadows.
Range: Restricted to the Rocky Mountains from Alberta south to Colorado.
Conservation: Not usually required.
NCGR: G4 - Apparently secure globally, though it might be quite rare in parts of its range, especially at the periphery.
Management Needs: Not reported.
Taxonomy Notes:

Images of Colias meadii

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Colias meadii - 3776_13.jpg

Colias meadii - 3776_13.jpg

The map below displays all BAMONA data for this species and has three different data layers:
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Observation Date Submitter Region Verified Datesort icon
July 24, 2013 J_Martineau Albany County, Wyoming, United States February 12, 2014 Details
July 18, 2012 swimperi Colorado, United States October 05, 2012 Details
August 22, 2011 J_Martineau Park County, Wyoming, United States November 27, 2011 Details
August 04, 2011 xpda Pitkin County, Colorado, United States September 22, 2011 Details
July 09, 2011 cpcdolan Rio Grande County, Colorado, United States July 17, 2011 Details
July 24, 1987 legacy.reporter (K. Bagdonas) Hot Springs County, Wyoming, United States March 09, 2010 Details
July 26, 2000 stevekohler (Steve Kohler) Deer Lodge County, Montana, United States January 29, 2008 Details
July 26, 2000 stevekohler (Steve Kohler) Granite County, Montana, United States January 29, 2008 Details
August 19, 2000 legacy.reporter (Will Kerling) Missoula County, Montana, United States January 29, 2008 Details
July 29, 2005 stevekohler (Steve Kohler) Teton County, Montana, United States January 29, 2008 Details
January 01, 1950 legacy.reporter Routt County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Jackson County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Larimer County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Boulder County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Gilpin County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Clear Creek County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Summit County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Grand County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Park County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Eagle County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Lake County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Pitkin County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Chaffee County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Gunnison County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Fremont County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Custer County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Saguache County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter El Paso County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Pueblo County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Garfield County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Ouray County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter San Juan County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter San Miguel County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Dolores County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Montezuma County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Hinsdale County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Mineral County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Rio Grande County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter La Plata County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Conejos County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Costilla County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Las Animas County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Huerfano County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Teller County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Alamosa County, Colorado, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Lemhi County, Idaho, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Flathead County, Montana, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Glacier County, Montana, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Silver Bow County, Montana, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Beaverhead County, Montana, United States December 31, 2004 Details