Centaurea ipecensis Rech. f. in Repert. Spec. Nov. Regni Veg. 38: 342. 1935
Centaurea ipecensis in Repert. Spec. Nov. Regni Veg. 38: 342. 1935
is basionym for Centaurea alba subsp. ipecensis in Bot. J. Linn. Soc. 71: 205. 1976
Centaurea ipecensis in Repert. Spec. Nov. Regni Veg. 38: 342. 1935