Centaurea alba subsp. ipecensis, (Rech. fil.) Dostal

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 : 288

(i) Subsp. ipecensis (Rech. fil.) Dostál , loc. cit. (1976)

( C. ipecensis Rech. fil. ):

Perennial, woody at base. Stems c. 30 cm, sparingly branched at middle. Leaves green, puberulent, glabrescent; lower pinnatisect, with remote, linear, remotely dentate, répand segments. Involucre 17-20 mm in diameter, subglobose; appendages 10x 8 mm, ovate-orbicular, covering bracts, with triangular-lanceolate, black central spot, the margin wide, hyaline, membranous, indistinctly denticulate, the apex mucronate. Florets pink. Achenes c. 3 mm; pappus 1 mm. Calcareous rocks. • S. W. Jugoslavia (near Peć).