Centaurea arenaria subsp. odessana

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 : 273

(d) Subsp. odessana (Prodan) Dostál, loc. cit. (1976)

( C. odessawa Prodan ):

Biennial. Stems arachnoid-pubescent. Leaves white-tomentose. Involucre 10-12x4-5-6-5 mm, oblong-ovoid; appendages brownish at centre, regularly fimbriate. Florets pink. Pappus c. i as long as achene. • Coast of Ukraine.