Gatekeeper,
Pyronia tithonus.
The Gatekeeper is one of the ‘Brown’ family. Orange and brown, with black eyespot on forewing tip. Eyespots have two white pupils, not one, as in the Meadow Brown. Gatekeeper is also smaller and more orange with row of tiny white dots on hind underwings. Favourite nectar sources include Wild Marjoram, Common Fleabane, ragworts, and Bramble.