Colias hyperborea Grum-Grshimailo, 1899, a male, a clouded-yellow species ranging in NE Asia.
An example of a species ranging in north-eastern regions with severe climate, photographed in its habitat showing a spectacular vegetation of a fruticulose tundra. An opinion exists that this taxon is conspecific to a North Americal species Colias meadii.
Photographed on a fruticulose tundra on the southern coastal terrase of the Koni Peninsula protruding into the Ochot Sea south of Magadan. 17th July, 1989. Oleg Kosterin.
The plants seen are Arctous alpinus (broad leaves) and Phyllodoce coerulea L. (narrow leaves)