Distinctive yellow-ochreous dorsal blotch on the forewing variable and may be very pale.
Shady places in open woodland, margins of woods, hedges and banks. Rests amongst wood woundwort during the day.
Recorded in 2 (0.7%) of the 270 2km squares of Huntingdonshire.
Last recorded in June 2019
Recorded date range (Adult): 13 June to 13 July