Microcalicium disseminatum (Ach.) Vain.

Syn.: Calicium atomarium (Ach.) Fr., Calicium disseminatum Ach., Calicium subpedicellatum Schaer., Calicium viridulum (Ach.) Fr., Cyphelium atomarium Ach., Cyphelium viridulum Ach., Microcalicium subpedicellatum (Schaer.) Tibell, Strongylopsis commixta Vain., Strongylopsis discreta Nádv., Strongylopsis leucopus Vain., Strongylopsis stichococci Vain.
Non- or doubtfully lichenised.
Substrate: ,
Altitudinal range: from the montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies) to the subalpine belt (potential vegetation: open, taiga-like forests dominated by Larix decidua and/or Pinus cembra and Rhododendron)
Note: on lignum and bark of both deciduous a coniferous trees, parasitic on calicioid lichens, especially Chaenotheca-species, with the conidiomata forming much earlier than the ascomata, or saprophytic on bark, lignum and algal colonies; probably more widespread in the Alps.
Austria: Salzburg; Kärnten; Steiermark; Oberösterreich; Germany: Oberbayern; Switzerland: Graubünden; Schwyz; France: Alpes-de-Haute-Provence; Alpes-Maritimes; Italy: Friuli; Veneto; Trentino Alto Adige; Lombardia;