Euro+Medunknown endemism: France, with Channel is. and MonaconativeA (Channel islandsnativeB); GermanynativeC; Great BritainnativeA,B,D,E; Ireland, with N IrelandnativeD (IrelandnativeB, Northern IrelandnativeB)
Bibliography
A.Suominen, J. 1976: Atlas Florae Europaeae 3
B.Preston, C. D. & al. (ed.) 2002: New Atlas of the British & Irish Flora. – Oxford
C.Wisskirchen, R. & Haeupler, H. 1998: Standardliste der Farn- und Blütenpflanzen Deutschlands. – Stuttgart
D.Stace, C. 1997: New Flora of the British Isles, ed. 2
E.Tutin, T. G., Heywood, V. H., Burges, N. A., Valentine, D. H., Walters, S. M. & Webb, D. A. 1964–1980: Flora europaea 1-5. – Cambridge: Cambridge University Press