Noun Definition
black knapweed
1.Definition: a weedy perennial with tough wiry stems and purple flowers; native to Europe but widely naturalized
Related Noun(s):centaurea nigra, hardheads, lesser knapweed
Category: Plants1.Definition: a weedy perennial with tough wiry stems and purple flowers; native to Europe but widely naturalized
Related Noun(s):centaurea nigra, hardheads, lesser knapweed
Category: Plants