 A darker band arches between the forward and back margins of the hindwing, which has a prominent silvery sheen also found in closely related species of "Erebia" and conspicuous at a distance when these butterflies fly around in the sun.The reddish patches and the eyespots of the forewing also occur on the underwings, those of the hindwings usually do not.The adults fly only for a brief time during summer, mainly in July and August, feeding on nectar of the preferred yellow mountain flowers.