Usually preferring upland acid rock crevices, this specimen was actually found in a roadside wall in North Wales where it flourishes.

It is most often found in North Wales, the English lake district and in north west Scotland with just two outposts in Ireland

Roadside, Near Trefriw, North Wales 18th May 2004

Added on Nov 12th 04, amended 3rd Jan 06,updated 17th Oct 08, updated Feb 28th 10.updated Se3 26th Apr 10, 20th May 12