Centaurea eriophora, L.

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 : 285

162. C. eriophora L. , Sp. Pl. 916 (1753).

Annual. Stems 20-40 cm, erect, divaricately branched, the branches broadly winged. Lower leaves incise-dentate to pinnatifid; upper oblonglanceolate, the uppermost linear, dentate, mucronate, sparsely lanate. Capitula solitary, surrounded by upper leaves. Involucre 15-20 mm in diameter, ovoid-globose; bracts densely arachnoid; appendages not decurrent, with brownish, slender, patent apical spine 15-26 mm and 3 very short, remote lateral spines on each side less than 5 mm long. Florets yellow, glandular. Achenes c. 4-5 mm, shiny; pappus c. 2 mm, brownish. 2zz = 24. Roadsides and cultivated ground. S. & S.E. Spain, S. Portugal. Hs Lu.