Definition of Black Knapweed in English :
Define Black Knapweed in English
Black Knapweed meaning in English
Meaning of Black Knapweed in English
Pronunciation of Black Knapweed in English
Black Knapweed pronunciation in English
Pronounce Black Knapweed in English
Black Knapweed
see synonyms of black knapweedNoun
1. black knapweed, centaurea nigra, hardheads, lesser knapweed
a weedy perennial with tough wiry stems and purple flowers; native to Europe but widely naturalized
WordNet Lexical Database for English. Princeton University. 2010.