Nationally scarce (Nb) on sea cliffs and shingle beaches in parts of south-western England, Wales and southern Ireland, predominantly coastal. In Hampshire and on the Isle of Wight the single record on the Island at Freshwater on 3 June 1952 remains the only record. Wingspan 35-42 mm. Very variable, some forms could be overlooked as Lychnis Hadena bicruris. Larva feeds on Sea Campion, Rock Sea-spurrey and Sand Spurrey, over-wintering as a pupa.