Xalocoa ocellata (Fr.) Kraichak, Lücking & Lumbsch
Syn.: Diploschistes ocellatus (Fr.) Norman, Lecanora villarsii Ach., Parmelia ocellata Fr., Urceolaria ocellata (Fr.) DC., Urceolaria villarsii (Ach.) Boistel
Lichenised.
Substrate: calciferous rocks, calciferous soil
Altitudinal range: from the mesomediterranean belt (potential vegetation: evergreen broad-leaved forests dominated by Quercus ilex) to the montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies)
Note: a mild-temperate to Mediterranean lichen found on limestone, dolomite and calciferous sandstone, more rarely on soil; apparently more frequent in the Southern and Western Alps.
Switzerland: Bern; Vaud; Valais; France: Alpes-de-Haute-Provence; Haute-Alpes; Alpes-Maritimes; Drôme; Isère; Vaucluse; Var; Italy: Veneto; Trentino Alto Adige; Lombardia; Piemonte;