Centaurea

Centaurea montana ex ‘Amethyst in Snow’

Centaurea americana ex ‘Aloha Blanca’

Centaurea melitensis

Centaurea cyanus ex ‘Red Ball’

Centaurea africana

Centaurea bella

Centaurea scoparia

Centaurea ex ‘Phoenix Bronze’ 

Centaurea cheiranthifolia 

Centaurea paniculata  

Centaurea gigantea

Centaurea hypoleuca

Centaurea nigra

Centaurea pulcherrima

Centaurea scabiosa

Centaurea scabiosa f. albiflora

Centaurea cyanus

Centaurea dealbata

Centaurea jacea

Centaurea macrocephala

Centaurea woronowii

Centaurea dealbata ex ‘Steenbergii’

Centaurea ex ‘Caramia’

Centaurea ex ‘John Coutts’