D2.22Niveau 4Bas-marais à Carex nigra, Carex canescens et Carex echinata
↑ Niveau supérieur
Description
Acidic fen communities of middle Europe, the Alpine system, the Pyrenees and northern Iberia, rich in Carex nigra, Carex canescens, Carex echinata, often accompanied by Eriophorum angustifolium and Juncus spp., with a muscinal layer of brown mosses, sphagna or both.
D2.224Niveau 5Bas-marais acides pyrénéens à Laîche noire
Habitat sélectionné
Description
Carex acidic fens of the Pyrenees, mostly dominated by Carex nigra, with Carex echinata or Carex panicea, very similar to those of the Alps, in particular to the floristically rather impoverished southwestern Alpine communities, sometimes dominated by Carex rostrata, with Carex canescens (Carex curta) or Carex echinata and Agrostis canina.