⌘K
Biotope - Typologie Européenne EUNIS
D2.3 - Niveau 3 : Tourbières de transition et tourbières tremblantes
Description
Incompletely terrestrialized wetlands occupied by peat-forming vegetation with acid groundwater or (for vegetation rafts) acid underlying pool or lake water. Characteristic species are Calla palustris, Carex chordorrhiza, Carex diandra, Carex heleonastes, Carex lasiocarpa, Carex limosa, Carex rostrata, Menyanthes trifoliata, Potentilla palustris, Rhynchospora alba, Scheuchzeria palustris. Included are rafts of Sphagnum and Eriophorum (D2.38) and quaking rafts of Molinia caerulea (D2.3D). Excluded are stands of vegetation fringing water bodies (C3.2) unless the vegetation raft is sufficiently extensive to count as a habitat in its own right.
Taxons (Liens actifs si espèces présentes)
D2.32 - Niveau 4 : Tourbières tremblantes à Carex diandra
Description
Transition mire communities of boreal and western nemoral regions of the Palaearctic domaine dominated by Carex diandra in association with Carex lasiocarpa, Carex appropinquata, Carex limosa, Carex lepidocarpa, Eriophorum gracile, Eriophorum angustifolium, Menyanthes trifoliata, Comarum palustre, Hydrocotyle vulgaris, Pedicularis palustris and an abundance of bryophytes, including the pleurocarps Campylium stellatum, Drepanocladus intermedius and the liverwort Riccardia pinguis, usually forming open swards. These mires are an important habitat for the threatened Liparis loeselii.
Taxons (Liens actifs si espèces présentes)
Campylium stellatum (Hedw.) Lange & C.E.O.Jensen ( Esp. caract. )
Carex appropinquata Schumach., 1801 ( Esp. caract. )
Carex diandra Schrank, 1781 ( Esp. caract. )
Carex lasiocarpa Ehrh., 1784 ( Esp. caract. )
Carex lepidocarpa Tausch, 1834 ( Esp. caract. )
Carex limosa L., 1753 ( Esp. caract. )
Comarum palustre L., 1753 ( Esp. caract. )
Drepanocladus intermedius (Lindb.) Warnst., 1903 ( Esp. caract. )
Eriophorum angustifolium Roth, 1802 ( Esp. caract. )
Eriophorum gracile Koch ex Roth, 1806 ( Esp. caract. )
Hydrocotyle vulgaris L., 1753 ( Esp. caract. )
Liparis loeselii (L.) Rich., 1817 ( Esp. caract. )
Menyanthes trifoliata L., 1753 ( Esp. caract. )
Pedicularis palustris L., 1753 ( Esp. caract. )
Riccardia pinguis (L.) Gray, 1821 ( Esp. caract. )
Carex appropinquata Schumach., 1801 ( Esp. caract. )
Carex diandra Schrank, 1781 ( Esp. caract. )
Carex lasiocarpa Ehrh., 1784 ( Esp. caract. )
Carex lepidocarpa Tausch, 1834 ( Esp. caract. )
Carex limosa L., 1753 ( Esp. caract. )
Comarum palustre L., 1753 ( Esp. caract. )
Drepanocladus intermedius (Lindb.) Warnst., 1903 ( Esp. caract. )
Eriophorum angustifolium Roth, 1802 ( Esp. caract. )
Eriophorum gracile Koch ex Roth, 1806 ( Esp. caract. )
Hydrocotyle vulgaris L., 1753 ( Esp. caract. )
Liparis loeselii (L.) Rich., 1817 ( Esp. caract. )
Menyanthes trifoliata L., 1753 ( Esp. caract. )
Pedicularis palustris L., 1753 ( Esp. caract. )
Riccardia pinguis (L.) Gray, 1821 ( Esp. caract. )
Analyse Ecologie du milieu (En fonction des espèces présentes)
Faible
Forte
— nb espèces indicatrices par classe
Humidité
Réaction du sol (pH)
Nutriments
Lumière
Matière organique
Granulométrie
Salinité