Lepraria eburnea J.R. Laundon

Syn.: Lepraria frigida J.R. Laundon
Lichenised.
Substrate: bark, living mosses, plant debris, acidic soil (mostly on siliceous substrata), siliceous rocks
Altitudinal range: from the submediterranean/colline belt (potential vegetation: mixed deciduous forests dominated by Quercus and Carpinus) 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: on old trunks in underhangs protected from rain, but also on walls in urban habitats; widespread throughout the Alps.
Austria: Vorarlberg; Tirol; Salzburg; Kärnten; Steiermark; Oberösterreich; Niederösterreich (incl. Wien); Germany: Oberbayern; Switzerland: Bern; Glarus; Graubünden; Luzern; Schwyz; Ticino; Uri; Unterwalden; Valais; France: Alpes-de-Haute-Provence; Alpes-Maritimes; Savoie; Italy: Friuli; Veneto; Trentino Alto Adige; Slovenia: Alpine and Pre-Alpine Slovenia; Trnovsky Gozd;