Myriospora rufescens (Turner ex Ach.) Hepp ex Uloth

Syn.: Acarospora rufescens (Turner ex Ach.) Kremp., Acarospora smaragdula (Wahlenb.) A. Massal. var. rufescens (Turner ex Ach.) Clauzade & Cl. Roux, Lecanora rufescens (Turner ex Ach.) Nyl., Sagedia rufescens Turner ex Ach., Silobia rufescens (Turner ex Ach.) M. Westb. & Wedin, Trimmatothelopsis rufescens (Turner ex Ach.) Cl. Roux & Nav.-Ros.
Lichenised.
Substrate: siliceous rocks
Altitudinal range: from the submediterranean/colline belt (potential vegetation: mixed deciduous forests dominated by Quercus and Carpinus) 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: according to Roux this is a good species, with an Atlantic distribution in Europe. The records from Austria are most probably erroneous.
Austria: ?Steiermark; ?Niederösterreich (incl. Wien); Switzerland: Graubünden; Uri; Valais;