Xanthoria calcicola Oxner

Syn.: Xanthoria aureola auct. non (Ach.) Erichsen, Xanthoria ectaneoides (Nyl.) Zahlbr. non sensu Lindblom & Ekman, Xanthoria parietina (L.) Th. Fr. var. aureola auct. non (Ach.) Th. Fr., Xanthoria parietina (L.) Th. Fr. subsp. calcicola (Oxner) Clauzade & Cl. Roux
Lichenised.
Substrate: calciferous rocks, siliceous rocks
Altitudinal range: from the mesomediterranean belt (potential vegetation: evergreen broad-leaved forests dominated by Quercus ilex) to the subalpine belt (potential vegetation: open, taiga-like forests dominated by Larix decidua and/or Pinus cembra and Rhododendron)
Note: a mainly Mediterranean to mild-temperate lichen found on the top of isolated calcareous and basic siliceous boulders; in strongly eutrophicated situations it can occasionally overgrow bryophytes and plant remains.
Austria: Steiermark; Switzerland: Luzern; France: Alpes-de-Haute-Provence; Alpes-Maritimes; Drôme; Isère; Haute-Savoie; Vaucluse; Var; Italy: Friuli; Veneto; Trentino Alto Adige; Lombardia; Piemonte; Valle d'Aosta; Liguria;