Lecanora silvae-nigrae V. Wirth

Lichenised.
Substrate: siliceous rocks
Altitudinal range: from the montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies) to the nival belt (above the lower limit of perennial snow and glaciers)
Note: a European orophyte found on inclined to underhanging surfaces of siliceous, often iron-rich rocks, mostly near and above treeline. In G there is also a sample collected by E. Frey in Switzerland (GR) at 3,125 m, on mosses.
Austria: Vorarlberg; Tirol; Salzburg; Kärnten; Steiermark; Switzerland: Graubünden; Ticino; Valais; France: Alpes-de-Haute-Provence; Haute-Alpes; Alpes-Maritimes; Italy: Friuli; Piemonte; Valle d'Aosta;