Norfolk status Local. Similar to D. flavidorsana, comparatively broad medio-dorsal blotch of the forewing. Best separated by genitalia dissection. Rough hillsides, meadows and uncultivated ground and occasionally gardens. The moth flies in sunshine during the day and also at dusk; in the late afternoon it may be found resting on the flowers of the foodplants.
Determination by Genitalia Examination (gen. det.) Required
Recorded in 30 (43%) of 69 10k Squares. First Recorded in 1884. Last Recorded in 2018.