Cirsium richteranum, Gillot

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

12. C. richteranum Gillot , Bull. Soc. Bot. Fr. 27: li (1880)

( C. turbinatum Gillot ).

Like 11 but plant 15-50(-60) cm; leaves broadly auriculate-semiamplexicaul; capitula crowded in a corymbose panicle, rarely solitary on few branches, with 5-10 pinnatifid, squarrose-spiny, subtending leaves 1 ^-3 times as long as capitulum; involucre arachnoid-lanate, the bracts with rather stout, erecto-patent to patent apical spine 4-8 mm; corolla 25-31 mm. • Pyrenees, Corbières. Ga?Hs.