Wingspan 44 - 48mm. The male has white fore and hind-wings, whilst the female has pale yellow with orange markings.
Grassy areas, woodland rides, roadside verges, areas with rank vegetation. The larvae feed on the roots of many plants, including grasses, nettles, docks and burdocks.
Status and distribution
Common and widespread throughout Britain except the highlands. Common in Nottinghamshire and at Netherfield Lagoons.
Best time to see
June to August.