C1.4 - Niveau 3 : Lacs, étangs et mares permanents dystrophes
Description
Lakes and pools with acidic waters of high humus content and often brown tinted (pH often 3-5).
Taxons (Liens actifs si espèces présentes)
C1.47 - Niveau 4 : Lagg
Description
A ring of water surrounding raised bogs, often colonised by intermediate mire or acid fen communities of units D2.2 or D2.3, sometimes accompanied by more basicline species typical of neighbouring fens: Eriophorum angustifolium, Eriophorum vaginatum, Scirpus hudsonianus, Carex rostrata, Carex flava and Parnassia palustris are frequent components.