Cynara, (Cosson) Franco

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 : 248

Sect. Bourgaea (Cosson) Franco . Stems present. Cauline leaves 1 - to 2-pinnatisect, with linear, spinose, revolute segments. Involucre ovoid; middle and upper involucral bracts tapering into a pungent, triangular-subulate spine. Achenes tetragonal, winged on angles.