The Glamorgan Moth Group are a group of local moth enthusiasts devoted to the study and conservation of moths within the Vice County of Glamorgan, in south Wales.
Species account from Moths of Glamorgan (Gilmore, Slade & Stewart, 2009):
A species of mires and bogs where the larvae feed on cottongrass. Recorded from only four localities: Onllwyn present 1893 (RBR), Llyn Fach four on 28.vii.2001 (GMRG), Pant-y-sais max. 20 on 19.vii.1997 (GMRG) and Cwm Ivy one on 06.viii.2003 (VS).