Protoblastenia incrustans (DC.) J. Steiner var. incrustans
Syn.: Biatora rupestris (Scop.) Fr. var. incrustans (DC.) A. Massal., Blastenia rupestris (Scop.) Zahlbr. var. incrustans (DC.) Lettau, Caloplaca incrustans (DC.) Flagey, Patellaria incrustans DC., Placodium incrustans (DC.) A.L. Sm., Protoblastenia rupestris (Scop.) J. Steiner var. incrustans (DC.) Zahlbr.
Lichenised.
Substrate: calciferous rocks, intermediate rocks (such as calciferous schists)
Altitudinal range: from the mesomediterranean belt (potential vegetation: evergreen broad-leaved forests dominated by Quercus ilex) to the nival belt (above the lower limit of perennial snow and glaciers)
Note: a widespread, temperate to circum-Arctic lichen, one of the most common species on calcareous rocks in natural habitats throughout the Alps, with a very wide altitudinal range, reaching the nival belt.
Austria: Vorarlberg; Tirol; Salzburg; Kärnten; Steiermark; Oberösterreich; Niederösterreich (incl. Wien); Germany: Oberbayern; Schwaben; Switzerland: Bern; Graubünden; Luzern; Schwyz; Valais; France: Alpes-de-Haute-Provence; Haute-Alpes; Alpes-Maritimes; Drôme; Isère; Savoie; Haute-Savoie; Vaucluse; Var; Italy: Friuli; Veneto; Trentino Alto Adige; Lombardia; Piemonte; Valle d'Aosta; Liguria; Slovenia: Alpine and Pre-Alpine Slovenia; Trnovsky Gozd;