This species has a comparatively broad medio-dorsal blotch of the forewing, but genital dissection is necessary to acheive a positive identification. It flies in sunshine during the day and at dusk and it can be found resting on the flowers of the foodplants in the late afternoon.
Rough hillsides, meadows, uncultivated ground and occasionally gardens.
Recorded in 13 (4.8%) of the 270 2km squares of Huntingdonshire.
Last recorded in July 2018
Recorded date range (Adult): 26 May to 11 August