Glypholecia scabra (Pers.) Müll. Arg.

Syn.: Acarospora scabra (Pers.) Th. Fr., Glypholecia candidissima Nyl., Glypholecia grumulosa (Schaer.) Zahlbr., Glypholecia rhagadiosa Nyl. nom.illeg., Urceolaria scabra Pers.
Lichenised.
Substrate: calciferous rocks, intermediate rocks (such as calciferous schists)
Altitudinal range: from the montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies) to the subalpine belt (potential vegetation: open, taiga-like forests dominated by Larix decidua and/or Pinus cembra and Rhododendron)
Note: an incompletely holarctic species found on exposed surfaces of calciferous and base-rich siliceous rocks, mainly in dry-continental areas.
Austria: Tirol; Switzerland: Graubünden; Valais; France: Alpes-de-Haute-Provence; Haute-Alpes; Alpes-Maritimes; Isère; Savoie; Italy: Piemonte; Valle d'Aosta; Liguria;