Schismatomma pericleum (Ach.) Branth & Rostr.

Syn.: Lecanactis periclea (Ach.) M. Choisy, Lecanora periclea (Ach.) Ach., Lichen pericleus Ach., Platygrapha dolosa (Ach.) Anzi, Platygrapha periclea (Ach.) Nyl., Schismatomma abietinum (Humb.) Almq. non (Ach.) A. Massal., Schismatomma dolosum (Ach.) Flot. & Körb. ex A. Massal., Schismatomma farinosum (Stenh.) Almq., Schismatomma pericleum (Ach.) Branth & Rostr. var. farinosum (Stenh.) Lettau, Verrucaria abietina Humb.
Lichenised.
Substrate: bark
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 temperate, mainly western species with optimum in humid beech forests, mostly on conifers (Abies, Picea), much more rarely on oaks; widespread throughout the Alps, but generally not common.
Austria: Vorarlberg; Tirol; Salzburg; Kärnten; Steiermark; Oberösterreich; Niederösterreich (incl. Wien); Germany: Oberbayern; Switzerland: Bern; Glarus; Graubünden; Luzern; Schwyz; Ticino; Uri; Unterwalden; Vaud; Valais; France: Alpes-Maritimes; Isère; Savoie; Vaucluse; Var; Italy: Veneto; Trentino Alto Adige; Lombardia; Piemonte; Slovenia: Alpine and Pre-Alpine Slovenia;