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Biotopes & milieux

Biotope - Typologie Européenne EUNIS

C3.2 - Niveau 3 : Roselières et formations de bordure à grands hélophytes autres que les roseaux
Description
Water-fringing stands of tall vegetation by lakes (including brackish lakes), rivers and brooks, usually species-poor and often dominated by one species. Includes stands of Carex spp., Cladium mariscus, Equisetum fluviatile, Glyceria maxima, Hippuris vulgaris, Phragmites australis, Sagittaria sagittifolia, Schoenoplectus spp., Sparganium spp. and Typha spp. Excludes terrestrialized reed and sedge beds which are not at the water's edge (D5.1, D5.2).
Taxons (Liens actifs si espèces présentes)
Bazzania sp., Ceramium sp., Codium sp., Corallinaceae sp., Corallinaceae sp., Corallinaceae sp., Glyceria maxima (Hartm.) Holmb., 1919, Littorina sp., Littorina sp., Terebellidae sp.,
C3.26 - Niveau 4 : Formations à Phalaris arundinacea
Description
Communities of the margins of lakes, rivers, brooks and swamps dominated by Phalaris arundinacea, pure or mixed with Phragmites australis, Carex acutiformis, Carex elata, Carex paniculata, Calamagrostis canescens, Mentha aquatica, very tolerant of drying, pollution and perturbance, susceptible of forming the landward belt of reedbeds and often characteristic of degraded systems. Vegetation of alliance Magnocaricion elatae, suballiances Caricenion rostratae and Caricenion gracilis.
Taxons (Liens actifs si espèces présentes)
Calamagrostis canescens (Weber) Roth, 1789 ( Esp. caract. )
Carex acutiformis Brot., 1804 ( Esp. caract. )
Carex elata All., 1785 ( Esp. caract. )
Carex paniculata L., 1755 ( Esp. caract. )
Mentha aquatica L., 1753 ( Esp. caract. )
Phalaris arundinacea L., 1753 ( Esp. caract. )
Phragmites australis (Cav.) Trin. ex Steud., 1840 ( 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