Vicia eretica subsp. eretica

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 : 133

(a) Subsp. eretica :

Racemes usually equalling or shorter than leaves; calyx 3-5-5(-6)m m; corolla 9-16 mm. Throughout the range o f the species except for most o f the Kikladhes.