Echinops strigosus, 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 : 213

4. E. strigosus L. , Sp. Pl. 815 (1753).

Stem 20-100 cm, simple or branched, arachnoid-tomentose. Leaves elliptical in outline, deeply pinnatisect, with dense, patent, rigid hairs above, whitetomentose beneath; segments linear. Inflorescence 2-5-7 cm in diameter, bluish. Involucre 20-25 mm; setae as long as the outer bracts; bracts 28-36, lanceolate, long-acuminate, long-fimbriate, otherwise glabrous, the innermost with bluish apex. Corolla blue. Pappus-setae free. 2« = 32. C. & S. Spain, C. & S. Portugal. Hs Lu. Sect. OLiGOLEPis Bunge. Involucral bracts 12-20, in 3 rows, the inner connate to form a coriaceous tube.