Diploschistes gypsaceus (Ach.) Zahlbr.

Syn.: Diploschistes cretaceus (Ach.) Lettau, Diploschistes ochrophanes Lettau, Diploschistes scruposus (Schreb.) Norman subsp. cretaceus (Ach.) Clauzade & Cl. Roux, Diploschistes scruposus (Schreb.) Norman subsp. gypsaceus (Ach.) Clauzade & Cl. Roux, Diploschistes scruposus (Schreb.) Norman subsp. ochrophanes (Lettau) Clauzade & Cl. Roux, Diploschistes scruposus (Schreb.) Norman var. cretaceus (Ach.) Müll. Arg., Gyalecta cretacea Ach., Lecanora scruposa (Schreb.) Nyl. var. gypsacea (Ach.) Sommerf., Urceolaria cretacea (Ach.) Balb., Urceolaria gypsacea Ach., Urceolaria scruposa (Schreb.) Ach. var. cretacea (Ach.) Schaer., Urceolaria scruposa (Schreb.) Ach. var. gypsacea (Ach.) Körb.
Lichenised.
Substrate: calciferous rocks, intermediate rocks (such as calciferous schists)
Altitudinal range: from the mesomediterranean belt (potential vegetation: evergreen broad-leaved forests dominated by Quercus ilex) 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: a temperate to southern boreal-montane lichen found in rock fissures, on vertical or underhanging surfaces of calcareous rocks, often in woodlands, with a wide altitudinal range; widespread throughout the Alps.
Austria: Vorarlberg; Tirol; Salzburg; Kärnten; Steiermark; Oberösterreich; Niederösterreich (incl. Wien); Germany: Oberbayern; Schwaben; Switzerland: Bern; Graubünden; Luzern; Schwyz; Valais; France: Alpes-de-Haute-Provence; Haute-Alpes; Alpes-Maritimes; Drôme; Isère; Savoie; Haute-Savoie; Vaucluse; Var; Italy: Friuli; Veneto; Trentino Alto Adige; Lombardia; Piemonte; Slovenia: Alpine and Pre-Alpine Slovenia;