Liste des biotopes et milieux floristiques.Biotope - Typologie Européenne EUNIS
E4.43 - Niveau 4 : Pelouses calciphiles en gradins et en guirlandes
Description
Taxons.
E4.434 - Niveau 5 : Pelouses pyrénéennes à Festuca gautieri
Description
Open, xeric, stepped, scraped, species-rich grasslands of calcareous sunny slopes (adrets) in the subalpine and lower alpine levels of the Pyrenees, formed by the smooth, sharp-pointed, often curved-leaved Festuca gautieri, 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, Acinos 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.
Taxons.
Acinos alpinus (L.) Moench, 1794 ( Esp. caract. )
Androsace villosa Jacq., 1773 ( Esp. caract. )
Anthyllis vulneraria L., 1753 ( Esp. caract. )
Arenaria grandiflora L., 1759 ( Esp. caract. )
Arenaria tetraquetra L., 1753 ( Esp. caract. )
Asperula cynanchica L., 1753 ( Esp. caract. )
Astragalus monspessulanus L., 1753 ( Esp. caract. )
Astragalus sempervirens Lam., 1783 ( Esp. caract. )
Avena montana (L.) Weber, 1780 ( Esp. caract. )
Carex rupestris All., 1785 ( Esp. caract. )
Erigeron pyrenaicus (Pourr.) A.W.Hill, 1926 ( Esp. caract. )
Eryngium bourgatii Gouan, 1773 [nom. cons.] ( Esp. caract. )
Festuca gautieri (Hack.) K.Richt., 1890 ( Esp. caract. )
Festuca scoparia (A.Kern. & Hack.) Nyman, 1882 ( Esp. caract. )
Fritillaria pyrenaica L., 1753 ( Esp. caract. )
Gypsophila repens L., 1753 ( Esp. caract. )
Helictotrichon sedenense (Clarion ex DC.) Holub, 1970 ( Esp. caract. )
Iberis bernardiana Godr. & Gren., 1848 ( Esp. caract. )
Jurinea humilis (Desf.) DC., 1838 ( Esp. caract. )
Koeleria vallesiana (Honck.) Gaudin, 1808 ( Esp. caract. )
Ononis cenisia L., 1771 ( Esp. caract. )
Ononis cristata Mill., 1768 ( Esp. caract. )
Onosma fastigiata (Braun-Blanq.) Braun-Blanq. ex Lacaita, 1924 ( Esp. caract. )
Oxytropis pyrenaica Godr. & Gren., 1848 ( Esp. caract. )
Paronychia serpyllifolia (Chaix) DC., 1804 ( Esp. caract. )
Polygala alpina (DC.) Steud., 1821 ( Esp. caract. )
Saponaria caespitosa DC., 1808 ( Esp. caract. )
Scorzonera aristata Ramond ex DC., 1805 ( Esp. caract. )
Serratula nudicaulis (L.) DC., 1805 ( Esp. caract. )
Seseli nanum Dufour, 1821 ( Esp. caract. )
Sesleria albicans Kit. ex Schult., 1814 ( Esp. caract. )
Sideritis endressii Willk., 1859 ( Esp. caract. )
Sideritis hyssopifolia L., 1753 ( Esp. caract. )
Teucrium pyrenaicum L., 1753 ( Esp. caract. )
Thymelaea nivalis (Ramond) Meisn., 1857 ( Esp. caract. )
Androsace villosa Jacq., 1773 ( Esp. caract. )
Anthyllis vulneraria L., 1753 ( Esp. caract. )
Arenaria grandiflora L., 1759 ( Esp. caract. )
Arenaria tetraquetra L., 1753 ( Esp. caract. )
Asperula cynanchica L., 1753 ( Esp. caract. )
Astragalus monspessulanus L., 1753 ( Esp. caract. )
Astragalus sempervirens Lam., 1783 ( Esp. caract. )
Avena montana (L.) Weber, 1780 ( Esp. caract. )
Carex rupestris All., 1785 ( Esp. caract. )
Erigeron pyrenaicus (Pourr.) A.W.Hill, 1926 ( Esp. caract. )
Eryngium bourgatii Gouan, 1773 [nom. cons.] ( Esp. caract. )
Festuca gautieri (Hack.) K.Richt., 1890 ( Esp. caract. )
Festuca scoparia (A.Kern. & Hack.) Nyman, 1882 ( Esp. caract. )
Fritillaria pyrenaica L., 1753 ( Esp. caract. )
Gypsophila repens L., 1753 ( Esp. caract. )
Helictotrichon sedenense (Clarion ex DC.) Holub, 1970 ( Esp. caract. )
Iberis bernardiana Godr. & Gren., 1848 ( Esp. caract. )
Jurinea humilis (Desf.) DC., 1838 ( Esp. caract. )
Koeleria vallesiana (Honck.) Gaudin, 1808 ( Esp. caract. )
Ononis cenisia L., 1771 ( Esp. caract. )
Ononis cristata Mill., 1768 ( Esp. caract. )
Onosma fastigiata (Braun-Blanq.) Braun-Blanq. ex Lacaita, 1924 ( Esp. caract. )
Oxytropis pyrenaica Godr. & Gren., 1848 ( Esp. caract. )
Paronychia serpyllifolia (Chaix) DC., 1804 ( Esp. caract. )
Polygala alpina (DC.) Steud., 1821 ( Esp. caract. )
Saponaria caespitosa DC., 1808 ( Esp. caract. )
Scorzonera aristata Ramond ex DC., 1805 ( Esp. caract. )
Serratula nudicaulis (L.) DC., 1805 ( Esp. caract. )
Seseli nanum Dufour, 1821 ( Esp. caract. )
Sesleria albicans Kit. ex Schult., 1814 ( Esp. caract. )
Sideritis endressii Willk., 1859 ( Esp. caract. )
Sideritis hyssopifolia L., 1753 ( Esp. caract. )
Teucrium pyrenaicum L., 1753 ( Esp. caract. )
Thymelaea nivalis (Ramond) Meisn., 1857 ( Esp. caract. )
Analyse Ecologie du milieu (En fonction des espèces présentent)