Wild Utah Photos of Butterflies, Booth's Sulphur, Colias boothi thula==Colias tyche, Adults emerged from pupa June 13, 2008, From ova collected by Jack Harry at the North slope of Alaska, Dalton Highway, mm 323 to 381, elevation 90 to 365 meters.

Giant Sulphur
Colias gigantea inupiat
Adults

Male just after eclosure
11:43 A.M. June 13, 2008
new male

Female just after emerging from pupa
7:28 A.M. June 13, 2008

Photo Details - ©Nicky Davis
Adults right after eclosure
Reared by Jack Harry who collected the ova at the North slope of Alaska, Dalton Highway, mm 323 to 381, elevation 90 to 365 meters.

Host Plant

Larvae use Salix lanata at the North Slope.
These were reared on Salix exigua.