Biotope - Typologie Européenne EUNIS

G3.4Niveau 3Pinèdes à Pinus sylvestris au sud de la taïga
↑ Niveau supérieur
Description
Forests of Pinus sylvestris ssp. sylvestris and Pinus sylvestris ssp. hamata of the Nemoral and Mediterranean zones and of their transitions to the Steppe zone. Included are, in particular, the forests of Scotland, of the Alpine system, of the Mediterranean peninsulas, of the lowlands of Central Europe, of the East European Nemoral zone and its adjacent wooded steppes, formed by Pinus sylvestris ssp. sylvestris, as well as those of Anatolia, of the Caucacus and of Crimea, formed by Pinus sylvestris ssp. hamata. Excluded are the formations situated within the range of natural lowland occurrence of Picea abies.
Taxons associés
Mysidae sp.Esp. caract.Mysidae sp.Esp. caract.Pinus sylvestris L., 1753Esp. diagn.
G3.43Niveau 4Forêts steppiques intra-alpines à Ononis
Habitat sélectionné
Description
Xerophile, often calcicolous, open Pinus sylvestris or Pinus sylvestris and Pinus uncinata forests of the montane level of inner Alpine valleys submitted to extreme continental climate (upper Durance, Ubaye, upper Tin‚e, Val di Susa, Maurienne, Val d'Aoste, Alto Adige (Val Venosta), Upper Engadine, Vintschgau, Virgental), rich in leguminous plants such as Ononis rotundifolia, Ononis cenisia, Astragalus austriacus, Astragalus purpureus, Coronilla minima, Onobrychis saxatilis and with a shrub layer comprising Juniperus communis, Juniperus sabina, Berberis vulgaris, Amelanchier ovalis.
Taxons associés
Amelanchier ovalis Medik., 1793Esp. caract.Astragalus austriacus Jacq., 1762Esp. caract.Astragalus purpureus Lam., 1783Esp. caract.Berberis vulgaris L., 1753Esp. caract.Coronilla minima L., 1756Esp. caract.Juniperus communis L., 1753Esp. caract.Juniperus sabina L., 1753Esp. caract.Onobrychis saxatilis (L.) Lam., 1779Esp. caract.Ononis cenisia L., 1771Esp. caract.Ononis rotundifolia L., 1753Esp. caract.Pinus sylvestris L., 1753Esp. caract.Pinus uncinata Ramond ex DC., 1805Esp. caract.
Analyse écologique 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