Cerinthe major, 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 : 95

3. C. major L. , Sp. Pl. 136 (1753) .

Annual; stems 15-60 cm. Lower leaves obovate-spathulate, petiolate, ciliate, tuberculate; the upper ovate-lanceolate, cordate at base. Bracts ovate, subcordate at base, often reddish-glaucous, equalling or longer than calyx. Calyx-lobes acute, ciliate. Corolla 15-30x5-8 mm, slightly saccate, straight, yellow, with a reddish-brown ring in the throat, sometimes cream distally, or dark red throughout, more than twice as long as calyx; lobes ovate, sharply recurved at apex. Nutlets blackish. 2/7= 16. Cultivated fields, waste places and meadows. Mediterranean region, C. & S. Portugal. Al Co Cr Ga Gr Hs It Ju Lu Sa Si Tu.