English name: Urn haircap
A distinctive acrocarpous moss with blue-green, narrowly triangular leaves that spread when moist, but are erect when dry. The leaf margins are coarsely toothed. The capsules are shortly cylindrical and may be held upright or inclined.
Capsules mature in winter and spring.
In Scotland, Pogonatum urnigerum is widespread on acidic, infertile, gritty or gravelly mineral soils, and often disturbed habitats such as tracks and quarries. BBS distribution map
Look out for Atrichum undulatum, Nardia scalaris, Polytrichum junipericum and Polytrichum piliferum nearby.
Confusion species: Oligotrichum hercynicum, Polytrichum junipericum and Polytrichum piliferum
scottishlichens.co.uk 