61.33 - Pyreneo-Alpine thermo-siliceous screes

Classification des habitats du Paléarctique (2001)

Description

Siliceous screes of warm slopes of the subalpine level of the Alps and of the alpine and subalpine levels of the Pyrenees, usually composed largely of big stones or boulders, with Senecio leucophyllus, Taraxacum pyrenaicum, Galeopsis pyrenaica, Xatardia scabra, Armeria alpina.

Correspondances phytosociologiques

Androsacetalia alpinae: Senecion leucophylli, Taraxacion pyrenaici

Bibliographie

Devillers P., Devillers-Terschuren J. & Vander Linden C., 2001. PHYSIS Palaearctic Habitat Classification Database. Updated to 10 December 2001. Institut Royal des Sciences Naturelles, Bruxelles. (Source)

Gruber, 1978; Dupias, 1985: 175; Peinado Lorca and Rivas-Martinez, 1987; Julve, 1993: 33-34.