Biscutella flexuosa, Jordan

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 : 327

3. B. flexuosa Jordan , Diagn. 1: 300 (1864).

Stems 40-65 cm, simple or branched, robust. Basal leaves 6-11 x 1-5-2 cm, subspathulate or oblong-obovate, remotely sinuate-dentate, petiolate, setose; apex somewhat obtuse; cauline leaves few, semi-amplexicaul, the lower like the basal leaves, the upper linear, entire. Silicula 6-7 x 9-12 mm. Schistose rocks. • E. & C. Pyrenees. G a Hs. (4- 6). B. variegata group. Glabrous or pubescent, rhizomatous perennials 40-100 cm, with broadly obovate, more or less toothed basal leaves.

1 Silicula 5-7 x 7-5-10 mm; sepals 2-2-5 mm 4, variegata 1 Silicula 8-11 x 10-20 mm; sepals 3- 4 mm

2 Cauline leaves few; silicula 11 x 20 mm 5. megacarpaea 2 Cauline leaves numerous; silicula 8x1 2 mm 6. foliosa