Centaurea rhapontica var. bicknellii Briq., Monogr. Centaurées Alpes Marit.: 56. 1902
Centaurea rhapontica var. bicknellii, Monogr. Centaurées Alpes Marit.: 56. 1902
is basionym for Stemmacantha bicknellii, Fl. Indicativa: 270. 2010
is basionym for Rhaponticum bicknellii in Atti Soc. Ital. Sci. Nat. Mus. Civico Storia Nat. Milano 152: 97. 2011
is basionym for Leuzea rhapontica subsp. bicknellii in Folia Geobot. Phytotax. 8: 392. 1973
is basionym for Rhaponticum heleniifolium subsp. bicknellii in Willdenowia 33: 61. 2003
is basionym for Rhaponticum scariosum subsp. bicknellii in Giorn. Bot. Ital. 111: 57. 1977
is basionym for Stemmacantha heleniifolia subsp. bicknellii in Candollea 39: 47. 1984
Centaurea rhapontica var. bicknellii, Monogr. Centaurées Alpes Marit.: 56. 1902