Campylopus setifolius
Campylopus setifolius, known as the silky swan-neck moss, is a species of moss in the family Leucobryaceae. The species is only found in the United Kingdom and Ireland.
Campylopus setifolius is restricted to the hyper-oceanic zone of Britain and Ireland, preferring north-facing slopes where Calluna vulgaris is a near constant associate. It can also be found on rock ledges and ravines.