Rinodina nivalis H. Mayrhofer

Lichenised.
Substrate: calciferous 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: this rare species is only known from the Eastern Alps (Italy), on dolomite.
Italy: Trentino Alto Adige;