Common on calcareous grassland, moorland, sand-dunes, woodland rides, gardens and parks throughout England and Wales, but mainly coastal in Scotland. Widespread and common in Hampshire and on the Isle of Wight. Wingspan 38-46 mm. Identification easy to confirm by examination of the hindwing, which can be seen by gently lifting up the forewing with forceps, and which is pale straw-coloured with fuscous border extending to one-quarter (MBGBI Vol 10). Larva feeds on various grasses, including Annual Meadow-grass, Mat-grass and Silver Hair-grass.