|
Centaurea sphaerocephala subsp. lusitanica
|
|
|
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
: 283
|
283 |
|
Centaurea sphaerocephala
|
|
|
J. A. Devesa, A. Quintanar, M. A. Garcia & S. Castroviejo, 2014, Flora Iberica / Vol. XVI (I): Compositae (partim), Madrid: Real Jardín Botanico, CSIC
: 490-493
|
490-493 |
|
Centaurea sphaerocephala subsp. polyacantha
|
|
|
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
: 283-284
|
283-284 |
|
Centaurea sphaerocephala
|
|
|
Jarvis, Charlie, 2007, Chapter 7: Linnaean Plant Names and their Types (part C), Order out of Chaos. Linnaean Plant Types and their Types, London: Linnaean Society of London in association with the Natural History Museum, pp. 370-473
: 402
|
402 |
|
Centaurea sphaerocephala
|
|
|
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
: 283
|
283 |
|
Centaurea sphaerocephala subsp. malacitana
|
|
|
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
: 283
|
283 |
|
Centaurea sphaerocephala subsp. sphaerocephala
|
|
|
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
: 283
|
283 |
