Cardamine rivularis, Schur

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1964, Flora Europaea - Volume 1. Lycopodiaceae to Platanaceae, Cambridge University Press : 288

21. C. rivularis Schur , Verh. Siebenb. Ver. Naturw. 4 (2): 60(1853)

(C. crassifolia auct., non Pourret).

Like 20 but often branched below; rosette-leaves with 6-8 pairs of orbicular or ovate-cordate lateral leaflets and a subequal reniform terminal leaflet; cauline leaves 4 or more, with 4-6 pairs of ovate to oblong leaflets; petals always purple; anthers purplish before dehiscence. 2n=16. Mountains. C. Europe and parts o f S. Europe. Au Bu He Rm.

Polymorphic. Plants which are similar in some respects and with 2n= 16 occur in G a H u Hs It Ju. They may be referable to C. rivularis which requires further study.