Cirsium waldsteinii, Rouy

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 : 239

37. C. waldsteinii Rouy , Fl. Fr. 9: 84 (1905)

( C. pauciflorum (Waldst. & Kit.) Sprengel , non Lam.).

Perennial 5O-15O(-2OO) cm. Stem simple or rarely sparingly branched, usually leafy up to the apex. Leaves herbaceous, flat, more than 10 cm wide, broadly ovate to ovate-orbicular, lobed or doubly dentate, with weak spinules up to 2 mm, pubescent above, sparsely arachnoidlanate beneath. Capitula in apical clusters of 3-8, more or less nodding. Involucre (15-) 17-23 x 15-22 mm; bracts with patent apex and distinct vittae; outer often with a slender spinule; middle spineless. Corolla 18-27(-30) mm, purple. Achenes 5-6 mm; pappus 15-20 mm. 2л = 68. Damp or shady places; calcifuge. • E. Alps, E. & S. Carpathians, mountains of N. & C. Jugoslavia. Au Cz Ju Po Rm Rs (W).