Centaurea maculosa subsp. subalbida

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 : 278

(d) Subsp. subalbida (Jordan) Dostál , loc. cit. (1976)

( C. subalbida Jordan ):

Like subsp. (c) but involucre 5-7 mm in diameter, narrowed at base; appendages with apical mucro 0-5 mm; achenes c. 2- 5 mm; pappus 0- 5 mm or absent. S. C. France (Dept. Ardèche).

C. muretii Jordan , Pug. Pl. Nov. 108 (1852) ( C. maculosa subsp. muretii (Jordan) Janchen ), described from Switzerland (Grisons), has white-tomentose leaves, involucre c. 13 mm in diameter and

black appendages; it is intermediate between 120 and 122 and its status is uncertain.