Syn.: Saccomorpha icmalea (Ach.) Clauzade & Cl. Roux

On various acidic substrates, incl. bark, wood (incl. burned or rotting), plant debris, humus-rich soil or sand, sometimes very abundant, either in exposed or shaded habitats; rare on shaded, siliceous rocks.

Belgium: Mar.: RR, Fl.: RR, Camp.: AR, Brab.: R, Mosan: AR, Ard., Lorr.: AC.

Luxembourg: Ard.: AC, Lorr.: AC.

France: Mar.: RRR, Boul.: RRR, Mosan: RRR, Lorr.: RRR.

Lit.: Boul.: 72, Di: 206, NL93: 45-46, NL97: 54, Coppins & van den Boom (1995: 89).