Centaurea phrygia subsp. pseudophrygia

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 : 294

(f) Subsp. pseudophrygia (C. A. Meyer) Gugler , Mitt. Bayer. Bot. Ges. 1: 408 (1904)

( C. pseudophrygia C. A. Meyer ):

Stems up to 100 cm, more or less branched. Leaves green, scabrid, rarely sparsely arachnoid-hairy beneath, oblong-lanceolate to ovate, acuminate. Capitula solitary or in clusters of 2-4. Involucre 15-20 x 12-20 mm, ovoid-globose; appendages more or less covering bracts, those of the middle bracts pale brown, narrowly lanceolate, gradually attenuate into a long-subulate, straight, brown or blackish-brown acumen, the lower fimbriae crowded, the upper remote; appendages of inner bracts not exceeding those of the middle bracts. Florets pinkish-purple, the outer radiate. 2л = 22. • C. Europe, Denmark and Norway, S. part of U.S.S.R.