Very short grasslands of impermeable compact soils or marls, wet for a large part of the year, and desiccated in summer, characteristic of the Mediterranean basin, with irradiations north to the Illyrian zone of the northwestern Balkan peninsula, with Deschampsia media, Centaurium pulchellum, Lotus tenuis, Trifolium lappaceum, Prunella hyssopifolia, Plantago maritima ssp. serpentina, Centaurea timbali.