Echinops spinosissimus subsp. neumayeri, (Vis.) Kozuharov

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 : 213

(c) Subsp. neumayeri (Vis.) Kožuharov , loc. cit. (1975)

( E. neumayeri Vis. ):

Inflorescence 4-7 cm in diameter, greenish. Involucre 25-40 mm; bracts acuminate, not spinose, the middle twice as long as the outer. Corolla white. W. Jugoslavia, Albania. Plants from Sicilia and the Aegean region with the inner involucral bracts free may either be of hybrid origin or have been collected in an immature state, and field study is necessary.