H2.311Niveau 5Éboulis à Oxyria à deux styles
↑ Niveau supérieur Description
Stabilised siliceous screes, poor in humus, of the Alpine system, the Pyrenees and Corsica, characterized by Oxyria digyna and with Cerastium uniflorum, Doronicum clusii, Doronicum grandiflorum, Poa laxa.
Taxons associés
Cerastium uniflorum Clairv., 1811Esp. caract.Doronicum clusii (All.) Tausch, 1828Esp. caract.Doronicum grandiflorum Lam., 1786Esp. caract.Oxyria digyna (L.) Hill, 1768Esp. caract.Poa laxa Haenke, 1791Esp. caract.
H2.3112Niveau 6Éboulis à Oxyria à deux styles des Alpes sud-occidentales
Habitat sélectionné Description
Siliceous, cool, damp screes restricted to the southwestern Alps, comprising the endemic species Viola valderia and Thlaspi limosellifolium.
Taxons associés
Viola valderia All., 1785Esp. caract.