Knapweed
Of centaury.
Any of various plants of the genus Centaurea having purple thistlelike flowers.
This concept's ID is @1~60014
Contains
- slender knapweed
A variety of knapweed.
- lesser knapweed
A weedy perennial with tough wiry stems and purple flowers; native to Europe but...
- Jersey knapweed
A variety of knapweed.
- great knapweed
Tall European perennial having purple flower heads.