Euro+MedendemicA: Austria, with Liechtenstein (AustrianativeB,C); France, with Channel is. and Monaco (Francenative: presence questionableD); Italy, with San Marino and Vatican CitynativeA; Spain, with Gibraltar and Andorra (Spainnative: presence questionableD)
Bibliography
A.Castroviejo, S. 1998: Flora Iberica. Plantas vasculares de la Península Ibérica e Islas Baleares. 6
B.Adler, W., Oswald, K. & Fischer, R. 1994: Exkursionsflora von Österreich. – Stuttgart & Wien
C.Hegi, G. 1990: Illustrierte Flora von Mittel-Europa, ed. 3, IV(2B)
D.Kurtto, A. & al. (ed.) 2007: Atlas Florae Europaeae 14. – Helsinki