Veronica bellidioides subsp. bellidioides

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1972, Flora Europaea. Volume 3. Diapensiacea to Myoporaceae, Cambridge: Cambridge University Press : 243

(a) Subsp. bellidioides :

Leaves subentire to obscurely crenate. Corolla deep violet-blue. Capsule only slightly longer than wide. 2« =36. Throughout the range o f the species.