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Biotope - Typologie Européenne EUNIS
F9.2 - Niveau 3 : Saussaies marécageuses et fourrés des bas-marais à Salix
Description
Low woods and scrubs colonizing fens, marshy floodplains and fringes of lakes and ponds, dominated by large or medium sized shrubby willows, generally Salix aurita, Salix cinerea, Salix atrocinerea, Salix pentandra, alone or in association with Frangula alnus, Rhamnus catharticus, Alnus glutinosa or Betula pubescens, any of which may dominate the upper canopy. In boreal regions and on cold subboreal plateaux, small shrubs may dominate, e.g. dwarf Salix spp. associated with Betula humilis or Betula nana. Excludes boreal and subalpine lakeside scrub on well drained soils (F2).
Taxons (Liens actifs si espèces présentes)
F9.23 - Niveau 4 : Saussaies marécageuses à Saule à cinq étamines
Description
Medium-tall woods and scrub colonizing fens, marshy floodplains and fringes of lakes and ponds, dominated by the relatively large Salix pentandra, particularly characteristic of boreal, sub-boreal and subcontinental Europe, from northern England through Scandinavia, northeastern Germany, Poland, the Baltic States to Bashkiria in the northeast, to the Bohemian quadrangle, the Alpine piedmont of Bavaria and Hungary in the south, with outposts in the Netherlands, in subcontinental western Europe to the Black Forest and the Baar plateau, in continental southern Europe to Bulgaria. Species Phragmites australis, Carex pseudocyperus, Glyceria maxima, Equisetum fluviatile and Menyanthes trifoliata are typical.
Taxons (Liens actifs si espèces présentes)
Carex pseudocyperus L., 1753 ( Esp. caract. )
Equisetum fluviatile L., 1754 ( Esp. caract. )
Glyceria maxima (Hartm.) Holmb., 1919 ( Esp. caract. )
Menyanthes trifoliata L., 1753 ( Esp. caract. )
Phragmites australis (Cav.) Trin. ex Steud., 1840 ( Esp. caract. )
Salix pentandra L., 1753 ( Esp. caract. )
Equisetum fluviatile L., 1754 ( Esp. caract. )
Glyceria maxima (Hartm.) Holmb., 1919 ( Esp. caract. )
Menyanthes trifoliata L., 1753 ( Esp. caract. )
Phragmites australis (Cav.) Trin. ex Steud., 1840 ( Esp. caract. )
Salix pentandra 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