Pyrenocarpon montinii (A. Massal.) Trevis.

Syn.: Porocyphus montinii (A. Massal.) Arnold, Psorotichia acrustacea Harm., Psorotichia montinii (A. Massal.) Forssell, Thelochroa montinii A. Massal.
Lichenised.
Substrate: ,
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 mainly southern species found on steeply inclined, south-exposed seepage tracks of calcareous rocks, sometimes invading the thalli of endolithic lichens, especially Bagliettoa-species; certainly more widespread in the Alps.
Austria: Steiermark; France: Alpes-de-Haute-Provence; Alpes-Maritimes; DrĂ´me; Haute-Savoie; Vaucluse; Var; Italy: Friuli; Veneto; Trentino Alto Adige; Liguria;