Protoblastenia cyclospora (Hepp ex Körb.) Poelt

Syn.: Biatora cyclospora Hepp ex Körb., Biatora rubidula (Nyl.) Walt. Watson, Lecidea cyclospora (Hepp ex Körb.) Müll. Arg., Lecidea rubidula Nyl., Protoblastenia globulificans (Nyl.) Zahlbr.
Lichenised.
Substrate: calciferous rocks
Altitudinal range: from the submediterranean/colline belt (potential vegetation: mixed deciduous forests dominated by Quercus and Carpinus) to the subalpine belt (potential vegetation: open, taiga-like forests dominated by Larix decidua and/or Pinus cembra and Rhododendron)
Note: on steeply inclined surfaces of calcareous rocks in humid-rainy areas below the alpine belt.
Austria: Tirol; Kärnten; Steiermark; Switzerland: Unterwalden; France: Alpes-de-Haute-Provence; Savoie; Italy: Friuli; Trentino Alto Adige;