1333 Viola palustris L.

This species, common in N. Europe, belongs to the amphi-atlantic plants (Hultén, Amphi-atl., p. 122 and map 103). The map is somewhat generalized. The population in the British Isles, France and Spain is distinguished as subsp. juressii (K. Wein) Fourn. See further no. 1334. Cf. also Meusel et al. 1978, map p. 289.