Porpidia soredizodes (Lamy ex Nyl.) J.R. Laundon

Syn.: Haplocarpon soredizodes (Lamy ex Nyl.) V. Wirth, Huilia soredizodes (Lamy ex Nyl.) Hertel, Lecidea macrocarpa (DC.) Steud. var. soredizodes Lamy ex Nyl., Lecidea soredizodes (Lamy ex Nyl.) Sandst. non (Nyl.) Vain.
Lichenised.
Substrate: siliceous 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: a cool-temperate to boreal-montane lichen found on siliceous rocks in forests, gorges, and on N-exposed faces of large siliceous boulders, mostly in upland areas but not reaching beyond treeline.
Austria: Vorarlberg; Tirol; Salzburg; Kärnten; Steiermark; Switzerland: Luzern; Schwyz; France: Isère; Haute-Savoie; Italy: Trentino Alto Adige;