1. An annual plant with bright blue flowers
   "bachelor's buttons dotted the wheat field with their brilliant blue blooms";
   - cornflower, bluebottle, Centaurea cyanus
    
2. Tropical American herb having rose to red or purple flowers that can be dried without losing colour
   "bachelor's button made excellent dried flower arrangements";
   - globe amaranth, Gomphrena globosa

Derived forms: bachelor's buttons

Type of: flower

Part of: Centaurea, genus Centaurea, genus Gomphrena, Gomphrena

Encyclopedia: Bachelor's button