Rhizocarpon inarense (Vain.) Vain.

Syn.: Lecidea inarensis Vain.
Lichenised.
Substrate: siliceous rocks
Altitudinal distribution: alpine belt (potential vegetation: treeless Alpine grasslands and tundras, to the lower limit of perennial snow and the equilibrium line of glaciers)
Note: a circumboreal to arctic-alpine species of siliceous rocks, known from a few localities only in the Alps.
Austria: Tirol; Italy: Trentino Alto Adige;