34.32 - Pelouses calcaires sub-atlantiques semi-arides
34.32 - Pelouses calcaires sub-atlantiques semi-arides
34.33 - Prairies calcaires subatlantiques très sèches
Polygala amarella Crantz, 1769 (Plantae, Equisetopsida)
Ophrys fuciflora (F.W.Schmidt) Moench, 1802 (Plantae, Equisetopsida)
Koeleria vallesiana (Honck.) Gaudin, 1808 (Plantae, Equisetopsida)