Verbena supina, L.

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 : 123

4. V. supina L. , Sp. Pl. 21 (1753) .

Annual; stems 10-40 cm, usually procumbent, much-branched from the base, strigulose, quadrangular with rounded angles separated by narrow grooves. Leaves 2-4 x 1-5-2-5 cm, triangular, petiolate, 1- to 2-pinnatipartite or -pinnatisect, densely strigulose. Spikes up to 8 cm in fruit, terminal, shortly pedunculate, solitary, or sometimes paniculate, not very lax; bracts lanceolate, strigulose, usually half as long as the calyx; corolla lilac, about as long as calyx. Nutlets 2-2-5 mm, light brown, with one obtuse longitudinal rib on the back. Waste places and damp or sandy ground. S. Europe, extending northwards to S. Hungary and S.C. Russia. Bu Cr G r Hs Hu It Ju Lu Rm Rs (W, K, E) Sa Si Tu.