Heteroplacidium imbricatum (Nyl.) Breuss

Syn.: Catapyrenium imbricatum (Nyl.) Clauzade & Cl. Roux, Dermatocarpon imbricatum (Nyl.) Zahlbr., Endocarpon imbricatum Nyl., Endopyrenium imbricatum (Nyl.) Boistel
Lichenised.
Substrate: calciferous soil
Altitudinal range: from the mesomediterranean belt (potential vegetation: evergreen broad-leaved forests dominated by Quercus ilex) to the submediterranean/colline belt (potential vegetation: mixed deciduous forests dominated by Quercus and Carpinus)
Note: in fissures of hard calcareous rocks and amongst mosses, especially limestone, in rather sheltered situations, at low elevations; apparently more frequent in the Southern and Western Alps.
France: Alpes-de-Haute-Provence; Alpes-Maritimes; DrĂ´me; Vaucluse; Var; Italy: Friuli; Veneto; Liguria;