Mat-grass chionophilous swards at high altitudes of the Pyrenees and the Cantabrian Mountains
Carici macrostylae-Nardion (Rivas-Mart. et al. 1984) de Foucault 1994
Carici macrostylidi-Nardion (Rivas-Mart. et al. 1984) de Foucault 1994