D4.1 - Niveau 3 : Bas-marais riches en bases, y compris les bas-marais eutrophes à hautes herbes, suintements et ruissellements calcaires
Mostly subalpine formations dominated by Carex frigida, colonizing seepages and flushes on stony slopes of the Alps, the Pyrenees and the Black Forest, with Carex davalliana, Carex demissa, Carex panicea, Carex nigra, Juncus triglumis, Juncus castaneus, Blysmus compressus, Tofieldia calyculata, Parnassia palustris, Pinguicula vulgaris, Pinguicula grandiflora, Primula farinosa, Saxifraga aizoides, Campylium stellatum.