Search Result for "centaurea nigra":
Wordnet 3.0

NOUN (1)

1. a weedy perennial with tough wiry stems and purple flowers; native to Europe but widely naturalized;
[syn: lesser knapweed, black knapweed, hardheads, Centaurea nigra]


The Collaborative International Dictionary of English v.0.48:

Ironheads \I"ron*heads`\, n. (Bot.) A European composite herb (Centaurea nigra); -- so called from the resemblance of its knobbed head to an iron ball fixed on a long handle. --Dr. Prior. [1913 Webster]
The Collaborative International Dictionary of English v.0.48:

Knapweed \Knap"weed`\, n. (Bot.) The black centaury (Centaurea nigra); -- so called from the knoblike heads of flowers. Called also bullweed. [1913 Webster]
The Collaborative International Dictionary of English v.0.48:

Matfelon \Mat"fel*on\, n. [W. madfelen.] (Bot.) The knapweed (Centaurea nigra). [1913 Webster]
WordNet (r) 3.0 (2006):

Centaurea nigra n 1: a weedy perennial with tough wiry stems and purple flowers; native to Europe but widely naturalized [syn: lesser knapweed, black knapweed, hardheads, Centaurea nigra]