36.434 - Pyrenean Festuca gautieri grasslands

Classification des habitats du Paléarctique (2001)

Description

Open, xeric, stepped, scraped, species-rich grasslands of calcareous adrets in the subalpine and lower alpine levels of the Pyrenees, formed by the smooth, sharp-pointed, often curved-leaved Festuca gautieri ssp. Festuca scoparia and often rich in small cushiony plants; characteristic elements include Koeleria vallesiana, Helictotrichon sedenense (Avena montana), Sesleria albicans, Sideritis hyssopifolia, Sideritis endressii, Helianthemum oelandicum var. hirtum, Androsace villosa, Gypsophila repens, Alcinos alpinus, Paronychia serpyllifolia, Anthyllis vulneraria, Arenaria grandiflora, Astragalus sempervirens, Astragalus monspessulanus, Eryngium bourgatii, Fritillaria pyrenaica, Teucrium pyrenaicum, Erigeron pyrenaicus, Ononis cristata (Ononis cenisia), Onosma fastigiata, Saponaria caespitosa, Jurinea humilis, Seseli nanum, Arenaria tetraquetra, Scorzonera aristata, Thymelaea nivalis, Iberis bernardiana, Serratula nudicaulis, Asperula cynanchica, Polygala alpina, Oxytropis pyrenaica, Carex rupestris.

Correspondances phytosociologiques

Festucion scopariae, Thymelacion nivalis, Saponarion caespitosae

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; Ozenda, 1985; Bolos y Capdevilla, 1987; Vigo and Ninot, 1987.