Phylum: Ascomycota Family: Lachnaceae
Lachnum virgineum (Batsch) P. Karst.
Snowy Disco
Widespread and common on debris of a large number of species
References:
Læssøe, T. & Petersen, J.H. (2019) Fungi of Temperate Europe, Volume 2
Ellis, M.B. & Ellis, J.P (1997 new enlarged edition) Microfungi on Land Plants: An Identification Handbook