Lecanora fuscescens (Sommerf.) Nyl.

Syn.: Biatora fuscescens (Sommerf.) Fr., Biatorella fuscescens (Sommerf.) Boistel, Lecidea fuscescens Sommerf.
Lichenised.
Substrate: lignum, bark, plant debris
Altitudinal range: from the montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies) to the alpine belt (potential vegetation: treeless Alpine grasslands and tundras, to the lower limit of perennial snow and the equilibrium line of glaciers)
Note: a probably circumboreal-montane species found on twigs of shrubs, especially Rhododendron ferrugineum in the subalpine belt, sometimes on lignum.
Austria: Vorarlberg; Tirol; Salzburg; Kärnten; Steiermark; Germany: Oberbayern; Switzerland: Bern; Graubünden; Uri; Valais; France: Haute-Savoie; Italy: Veneto; Trentino Alto Adige; Lombardia; Piemonte;