61.313 - Paris Basin screes

Classification des habitats du Paléarctique (2001)

Description

Calcareous screes of the Paris basin and its periphery, with Leontodon hyoseroides, Sisymbrium supinum, Linaria supina, Galeopsis angustifolia and many rare or endemic plants, including Viola hispida (endangered endemic), Galium timeroyi ssp. fleurotii, Iberis violetii, Iberis durandii, Biscutella neustriaca.

Correspondances phytosociologiques

Leontodontion hyoseroidis: Iberidetum violletii, Violo hispidae-Galietum fleurotii var. gracilicaulis, Teucrio montani-Galietum fleurotii, Sileno vulgaris ssp. glareosae-Iberidetum durandii, Centrantho angustifolii-Iberidetum durandii

Bibliography

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)

Duvigneaud & al., 1970; Guinochet and Vilmorin, 1973; Bournérias, 1979, 1984; Duvigneaud, 1982b; Géhu, 1984a; Julve, 1993: 36.