Pertusaria pertusa (L.) Tuck. var. rupestris (DC.) Dalla Torre & Sarnth.

Syn.: Pertusaria communis DC. var. rupestris DC., Pertusaria rupestris (DC.) Schaer.
Lichenised.
Substrate: siliceous rocks
Altitudinal range: from the mesomediterranean belt (potential vegetation: evergreen broad-leaved forests dominated by Quercus ilex) 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 mainly temperate lichen found on base-rich siliceous rocks near the coast and in humid mountain areas.
Austria: Tirol; Salzburg; Kärnten; Steiermark; Niederösterreich (incl. Wien); Burgenland; France: Haute-Alpes; Alpes-Maritimes; Haute-Savoie; Vaucluse; Italy: Trentino Alto Adige; Lombardia; Piemonte; Valle d'Aosta;