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Biotope - Typologie Européenne EUNIS
D2.31 - Niveau 4 : Gazons à Carex lasiocarpa
Description
Transition mire communities of boreal and western nemoral regions dominated by the medium sized Carex lasiocarpa, associated with either sphagna or pleurocarps and often accompanied by Eriophorum gracile, Menyanthes trifoliata, usually forming floating meadows. Vegetation of alliance Caricetum lasiocarpae.
Taxons (Liens actifs si espèces présentes)
D2.312 - Niveau 5 : Gazons à Laîche filiforme et Sphaignes
Description
Acidocline quaking mires and floating mats of the Palaearctic domaine dominated by Carex lasiocarpa associated with sphagna (Sphagnum angustifolium, Sphagnum recurvum, Sphagnum lindbergii, Sphagnum pulchrum, Sphagnum balticum, Sphagnum dusenii, Sphagnum magellanicum, Sphagnum papillosum, Sphagnum subsecundum, Sphagnum riparium, Sphagnum subnitens, Sphagnum cuspidatum, Sphagnum flexuosum, Sphagnum fimbriatum, Sphagnum palustre, Sphagnum auriculatum) and Polytrichum commune. Characteristic accompanying species include Carex rostrata, Carex nigra, Carex panicea, Equisetum fluviatile, Narthecium ossifragum, Dactylorhiza sphagnicola, Comarum palustre, Vaccinium oxycoccos.
Taxons (Liens actifs si espèces présentes)
Carex lasiocarpa Ehrh., 1784 ( Esp. caract. )
Carex nigra All., 1785 ( Esp. caract. )
Carex panicea L., 1753 ( Esp. caract. )
Carex rostrata Stokes, 1787 [nom. et typ. cons.] ( Esp. caract. )
Comarum palustre L., 1753 ( Esp. caract. )
Dactylorhiza sphagnicola (Höppner) Aver., 1984 ( Esp. caract. )
Equisetum fluviatile L., 1754 ( Esp. caract. )
Narthecium ossifragum (L.) Huds., 1762 ( Esp. caract. )
Polytrichum commune Hedw., 1801 ( Esp. caract. )
Sphagnum angustifolium (C.E.O.Jensen ex Russow) C.E.O.Jensen ( Esp. caract. )
Sphagnum auriculatum Schimp., 1857 ( Esp. caract. )
Sphagnum balticum (Russow) C.E.O.Jensen, 1890 ( Esp. caract. )
Sphagnum cuspidatum Ehrh. ex Hoffm., 1796 ( Esp. caract. )
Sphagnum dusenii (C.E.O.Jensen) Russow & Warnst. ( Esp. caract. )
Sphagnum fimbriatum Wilson, 1847 ( Esp. caract. )
Sphagnum flexuosum Dozy & Molk., 1851 ( Esp. caract. )
Sphagnum lindbergii Schimp., 1857 ( Esp. caract. )
Sphagnum magellanicum Brid., 1798 ( Esp. caract. )
Sphagnum palustre L., 1753 ( Esp. caract. )
Sphagnum papillosum Lindb., 1872 ( Esp. caract. )
Sphagnum pulchrum (Lindb. in Braithw.) Warnst., 1900 ( Esp. caract. )
Sphagnum recurvum P.Beauv., 1805 ( Esp. caract. )
Sphagnum riparium Ã…ngstr., 1864 ( Esp. caract. )
Sphagnum subnitens Russow & Warnst., 1888 ( Esp. caract. )
Sphagnum subsecundum Nees, 1819 ( Esp. caract. )
Vaccinium oxycoccos L., 1753 ( Esp. caract. )
Carex nigra All., 1785 ( Esp. caract. )
Carex panicea L., 1753 ( Esp. caract. )
Carex rostrata Stokes, 1787 [nom. et typ. cons.] ( Esp. caract. )
Comarum palustre L., 1753 ( Esp. caract. )
Dactylorhiza sphagnicola (Höppner) Aver., 1984 ( Esp. caract. )
Equisetum fluviatile L., 1754 ( Esp. caract. )
Narthecium ossifragum (L.) Huds., 1762 ( Esp. caract. )
Polytrichum commune Hedw., 1801 ( Esp. caract. )
Sphagnum angustifolium (C.E.O.Jensen ex Russow) C.E.O.Jensen ( Esp. caract. )
Sphagnum auriculatum Schimp., 1857 ( Esp. caract. )
Sphagnum balticum (Russow) C.E.O.Jensen, 1890 ( Esp. caract. )
Sphagnum cuspidatum Ehrh. ex Hoffm., 1796 ( Esp. caract. )
Sphagnum dusenii (C.E.O.Jensen) Russow & Warnst. ( Esp. caract. )
Sphagnum fimbriatum Wilson, 1847 ( Esp. caract. )
Sphagnum flexuosum Dozy & Molk., 1851 ( Esp. caract. )
Sphagnum lindbergii Schimp., 1857 ( Esp. caract. )
Sphagnum magellanicum Brid., 1798 ( Esp. caract. )
Sphagnum palustre L., 1753 ( Esp. caract. )
Sphagnum papillosum Lindb., 1872 ( Esp. caract. )
Sphagnum pulchrum (Lindb. in Braithw.) Warnst., 1900 ( Esp. caract. )
Sphagnum recurvum P.Beauv., 1805 ( Esp. caract. )
Sphagnum riparium Ã…ngstr., 1864 ( Esp. caract. )
Sphagnum subnitens Russow & Warnst., 1888 ( Esp. caract. )
Sphagnum subsecundum Nees, 1819 ( Esp. caract. )
Vaccinium oxycoccos L., 1753 ( 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