No author No year - P. P. Ferrer, R. Roselló, Gómez Nav., A. Guillén, E. Laguna & Peris. (2014). In: Nemus 4: 30, Nom. Nov. for Centaurea Virgata Cav.
There is no corrections for Cheirolophus cavanillesianus subsp. cavanillesianus yet.