A small fungus associated with moss, usually on heathlands.  The cap is convex to slightly conical and is sticky with translucent striations.  It is red-brown when wet but strongly hygrophanous and much paler when dry.   Gills are dark brown.  The stem is reddish with white fibrils. 

other Deconica - and small brown mushrooms

Photograph from top down, in side view and underneath to show gills and full length of stipe.  Note habitat, substrate and plant associations. 

Mosses, usually heathland and acid grasslands.

Widespread and frequent (Kibby, Vol 3. 2021)