Toninia subnitida (Hellb.) Hafellner & Türk

Syn.: Catillaria subnitida Hellb., Catillaria tristis (Müll. Arg.) Arnold, Kiliasia tristis (Müll. Arg.) Hafellner non Toninia tristis (Th. Fr.) Th. Fr., Lecidea platycarpiza Nyl., Patellaria tristis Müll. Arg.
Lichenised.
Substrate: calciferous rocks
Altitudinal range: from the montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies) 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 substrata; the generic position is still an open problem.
Austria: Vorarlberg; Tirol; Steiermark; Niederösterreich (incl. Wien); Germany: Oberbayern; Schwaben; Switzerland: Graubünden; Schwyz; Uri; Unterwalden; France: Haute-Alpes; Savoie; Italy: Trentino Alto Adige; Piemonte;