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Biotope - Typologie Européenne EUNIS
G3.1B - Niveau 4 : Pessières subalpines des Alpes et des Carpates
Description
Picea abies forests of the lower subalpine level, and of anomalous stations in the montane level, of the outer, intermediate and inner Alps; in the latter, they are often in continuity with the montane spruce forests of unit G3.1C. The spruces, often stunted or columnar, are accompanied by an undergrowth of decidedly subalpine affinities. Picea abies forests of the lower subalpine level of the Carpathians.
Taxons (Liens actifs si espèces présentes)
G3.1B2 - Niveau 5 : Pessières subalpines à hautes herbes
Description
Tall-herb rich, hygrophile or meso-hygrophile, Picea abies forests of high altitude stations of the Alps, subjected to prolonged snow cover and frequent fogs, with Adenostyles spp., Chaerophyllum hirsutum, Peucedanum ostruthium, Ranunculus aconitifolius, Aconitum vulparia, Aconitum paniculatum, Stellaria nemorum, Geranium sylvaticum, Cicerbita alpina.
Taxons (Liens actifs si espèces présentes)
Aconitum paniculatum auct. non Lam., 1779 ( Esp. caract. )
Aconitum vulparia Rchb., 1819 ( Esp. caract. )
Adenostyles Cass., 1816 ( Esp. caract. )
Chaerophyllum hirsutum auct. non L., 1753, sensu H.J.Coste ( Esp. caract. )
Cicerbita alpina (L.) Wallr., 1822 ( Esp. caract. )
Geranium sylvaticum L., 1753 ( Esp. caract. )
Peucedanum ostruthium (L.) W.D.J.Koch, 1824 ( Esp. caract. )
Picea abies (L.) H.Karst., 1881 ( Esp. caract. )
Ranunculus aconitifolius L., 1753 ( Esp. caract. )
Stellaria nemorum L., 1753 ( Esp. caract. )
Aconitum vulparia Rchb., 1819 ( Esp. caract. )
Adenostyles Cass., 1816 ( Esp. caract. )
Chaerophyllum hirsutum auct. non L., 1753, sensu H.J.Coste ( Esp. caract. )
Cicerbita alpina (L.) Wallr., 1822 ( Esp. caract. )
Geranium sylvaticum L., 1753 ( Esp. caract. )
Peucedanum ostruthium (L.) W.D.J.Koch, 1824 ( Esp. caract. )
Picea abies (L.) H.Karst., 1881 ( Esp. caract. )
Ranunculus aconitifolius L., 1753 ( Esp. caract. )
Stellaria nemorum 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