Centaurea cyanus, n.
an annual Eurasian plant cultivated in North America having showy heads of blue or purple or pink or white flowers
<noun.plant>
Centaurea cyanus bachelor's button bluebottle cornflower
Word
an annual Eurasian plant cultivated in North America having showy heads of blue or purple or pink or white flowers
<noun.plant>
Centaurea cyanus bachelor's button bluebottle cornflower