Mantisalca salmantica, (L.) Briq. & Cavillier

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1976, Flora Europaea. Volume 4. Plantaginaceae to Compositae (and Rubiaceae), Cambridge University Press : 254

1. M. salmantica (L.) Briq. & Cavillier , Arch. Sci. Phys. Nat. (Genève) ser. 5, 12: 111 (1930)

( Centaurea salmantica L. ).

Plant glabrous above, arachnoid-pubescent below; stems up to 100 cm, with slender branches, leafless above. Lower leaves up to 25 cm, oblong, pinnately lobed; cauline linear-lanceolate to narrowly oblong, remotely dentate to pinnatisect, decreasing in size upwards. Involucre 10—15 mm in diameter; bracts ovate, acute, yellowish-green, black distally, with apical spine 1-3 mm. Marginal florets more or less radiate. Corolla purple, rarely white. Achenes c. 3 mm, dark brown; pappus brownish-white or reddish. In = 18, 20, 22. Cultivated ground, roadsides and other dry habitats. Mediterranean region, Portugal. BI?Co Ga Gr Hs It Ju Lu Sa Si.