Euro+MedendemicA: Great BritainnativeB; Ireland, with N IrelandnativeB (IrelandnativeC)
Bibliography
A.Kurtto, A. & al. (ed.) 2009: Atlas Florae Europaeae (manuscript) 16. – Helsinki
B.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
C.Webb, D. A., Parnell, J. & Doogue, D. 1996: An Irish Flora. – Dundalk