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.
G3.48Niveau 4Pinèdes à Pinus sylvestris mésophiles des Alpes sud-occidentales
Habitat sélectionné
Description
Mesophile montane forests with wintergreens occupying a broad belt on the southwestern flank of the Alps from Dauphin‚ to the Maritime Alps, differentiated from the forests of unit G3.44 by the absence of Erica herbacea; the undergrowh usually comprises Arctostaphylos uva-ursi, Centaurea scabiosa, Tolpis staticifolia (Hieracium staticifolium), Calluna vulgaris, Polygala chamaebuxus, Monotropa hypopitys, Goodyera repens, Epipactis atrorubens, Neottia nidus-avis.
Taxons associés
Calluna vulgaris Salisb., 1802 [nom. inval.]Esp. caract.Centaurea scabiosa L., 1753Esp. caract.Epipactis atrorubens Schult., 1814Esp. caract.Erica herbacea L., 1753 [nom. rej.]Esp. caract.Goodyera repens (L.) R.Br., 1813Esp. caract.Hieracium staticifolium All., 1773Esp. caract.Monotropa hypopitys L., 1753Esp. caract.Neottia nidus-avis (L.) Rich., 1817Esp. caract.Polygala chamaebuxus L., 1753Esp. caract.Tolpis staticifolia (All.) Sch.Bip., 1861Esp. 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