Calcareous cliff and rock communities of the mediterranean level of mainland Spain, of the Balaearics, of the thermo- and meso-mediterranean levels of mainland France, of Corsica and Sardinia, of peninsular Italy, of Sicily and associated islands, of the Adriatic coastal regions of the Balkan peninsula.
Calcareous and dolomitic cliff and rock communities of the Mediterranean hills and mountains of Spain, from Catalonia to the Serrania de Ronda, and of the thermo- and lower meso-Mediterranean levels of the Balearics, the coastal chains of Provence and Bas-Languedoc, of the southern Cévennes, of Corsica and Sardinia, with Asplenium petrarchae, Phagnalon sordidum, Sarcocapnos enneaphylla, Biscutella frutescens, Hieracium stelligerum, Lavatera maritima, Campanula macrorhiza, Melica minuta, Melica bauhinii.