Lecania olivacella (Nyl.) Zahlbr.

Syn.: Lecania subalbens (Nyl.) Hazsl., Lecanora olivacella Nyl., Lecanora subalbens Nyl.
Lichenised.
Substrate: calciferous rocks, 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: on calcareous and basic siliceous rocks; a widespread, but rare species, with a wide altitudinal range, to be looked for further in the Alps.
Austria: Tirol; Steiermark; France: Alpes-Maritimes; Var; Italy: Piemonte; Liguria;