Lupinus perennis, L.

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1981, Flora Europaea. Volume 2. Rosaceae to Umbelliferae, Cambridge University Press : 106

7. L. perennis L. , Sp. Pl. 721 (1753).

Stout perennial 20-70 cm; stems glabrous or pubescent. Leaflets 7-11, 15-50 x 8-12 mm, oblanceolate, glabrous above, sparsely pubescent beneath; stipules setaceous. Racemes up to 30 cm, lax; flowers alternate or verticillate; peduncle up to 10 cm. Upper lip of calyx 4-6 mm, emarginate, lower lip c. 8 mm, entire. Corolla 12-16 mm, purple- blue, pink or white or parti-coloured; keel ciliate. Legume 30- 50 mm, pubescent. Seeds 4-6. Cultivated for ornament and for fodder, mostly in C. Europe, and sometimes naturalized. [Au Cz Ga?Ju No Rm.] (£. North America.)