105160 Large Heath Coenonympha tullia Wingspan 38mm. Hardy, upland butterfly. Adult seldom reveals upperwings; underside of hindwing is grey-brown while orange-brown forewing has a small eyespot. Flies June-July. Only flies in sunny weather and drops into vegetation the instant a cloud obscures the sun. Larva feeds on White Beak-sedge. Status Local on waterlogged acid moors from central Wales northwards; most widespread in Scotland, very local in Ireland.