Cirsium odontolepis, Boiss. ex DC.

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 : 236

16. C. odontolepis Boiss. ex DC. , Prodr. 7: 305 (1838).

Biennial (20-)40-100(-150) cm. Leaves with long, patent setae above, sparsely arachnoid-lanate to arachnoid-hairy beneath; lobes narrowly triangular to oblong, with stout apical spine 5-15 mm. Capitula several, shortly pedunculate, rarely solitary, with 5-16 erect, squarrose-spiny subtending leaves exceeding capitulum. Involucre 30-45 x (25-)3O-5O mm, sparsely arachnoid-hairy to -lanate; bracts with smooth margin; outer suberect; middle with rhombic to lanceolate, scarious-fimbriate appendage and weak apical spine 1-4 mm; spines absent on inner surface. Corolla 33-42 mm, white or purple. Achenes 4-5-6 mm; pappus 25-31 mm. C., E. & S. Spain, S. France. Ga Hs.