== Cultivars ==
[[<gallery mode="packed">File:Len w ogrodzie przy Muzeum Papiernictwa (Duszniki).JPG|thumb|bleuets cultivés en Pologne]]</gallery>
== Histoire ==
[[<gallery mode="packed">File:163 Centaurea cyanus L.jpg|thumb|Masclef, 1891, ''Atlas des plantes de France]]''</gallery>
== Usages ==