Purple Clay Diarsia brunnea
([Denis & Schiffermüller], 1775)
Wingspan 35-38 mm.
A fairly distinctive species with a broad, brownish forewing, often with a purple tinge, and a blackish patch between the two forewing stigmata.
A woodland moth, it is quite common throughout most of Britain.
The larval foodplants are a wide range of herbaceous plants and shrubs.