Stachys annua, (L.) 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 : 157

53. S. annua (L.) L. , Sp. Pl. ed. 2, 813 (1763).

Erect, pubescent and sometimes glandular annual, rarely short-lived perennial 10-40 cm. Leaves 10-60 x 5-20(-30) mm, lanceolate, acute, rounded or cuneate at base, crenate or crenate-dentate, glabrous or pubescent. Verticillasters 2- to 6-flowered, the upper crowded, the lower distant. Calyx 5-8 mm, hirsute and with sessile glands; teeth equal, c. | as long as tube. Corolla 10- 16 mm, white or pale yellow, sometimes with red spots; tube exceeding calyx; upper lip 3-7 mm, entire; lower lip 4-7 mm. Cultivated fields and other open habitats; somewhat calcicole. Most of Europe except the north, but doubtfully native in much of the centre and west. Al Au Be Bu Cz Ga Ge Gr He Ho Hs Hu It Ju Po Rm Rs (B, C, W, K, E) Tu [Da No Su],