Chaenotheca phaeocephala (Turner) Th. Fr.

Syn.: Calicium phaeocephalum (Turner) Fr., Calicium saepiculare Ach., Chaenotheca chlorella auct. non (Ach.) Müll. Arg., Cyphelium phaeocephalum (Turner) Körb., Lichen phaeocephalus Turner
Lichenised.
Substrate: bark, lignum
Altitudinal range: from the submediterranean/colline belt (potential vegetation: mixed deciduous forests dominated by Quercus and Carpinus) to the subalpine belt (potential vegetation: open, taiga-like forests dominated by Larix decidua and/or Pinus cembra and Rhododendron)
Note: a cool-temperate, holarctic lichen found on old oaks in open woodlands, in bark fissures seldom wetted by rain.
Austria: Vorarlberg; Tirol; Salzburg; Steiermark; Oberösterreich; Niederösterreich (incl. Wien); Germany: Oberbayern; Schwaben; Switzerland: Bern; Glarus; Graubünden; Luzern; Schwyz; Uri; Unterwalden; Valais; France: Haute-Alpes; Alpes-Maritimes; Vaucluse; Italy: Veneto; Trentino Alto Adige;