Definition of Knapweed. Meaning of Knapweed. Synonyms of Knapweed

Here you will find one or more explanations in English for the word Knapweed. Also in the bottom left of the page several parts of wikipedia pages related to the word Knapweed and, of course, Knapweed synonyms and on the right images related to the word Knapweed.

Definition of Knapweed

Knapweed
Knapweed Knap"weed`, n. (Bot.) The black centaury (Centaurea nigra); -- so called from the knoblike heads of flowers. Called also bullweed.

Meaning of Knapweed from wikipedia

- starthistle, lesser knapweed flower weevil (L. minutus) for diffuse knapweed and blunt knapweed flower weevil (L. obtusus) for spotted knapweed. Broad-nosed...
- digging at a rosette of knapweed allows the global positioning system (GPS) attached to her collar to indicate the location of a knapweed find. Since Nightmare...
- Centaurea stoebe, the spotted knapweed or panicled knapweed, is a species of Centaurea native to eastern Europe, although it has spread to North America...
- Centaurea jacea, brown knapweed or brownray knapweed, is a species of herbaceous perennial plants in the genus Centaurea native to dry meadows and open...
- Centaurea diffusa, also known as diffuse knapweed, white knapweed or tumble knapweed, is a member of the genus Centaurea in the family Asteraceae. This...
- the family Asteraceae known by the common names lesser knapweed, common knapweed and black knapweed. A local vernacular name is hardheads. It is native to...
- including Acroptilon repens and Leuzea repens, with the common name Russian knapweed, is a species of bushy rhizomatous perennial, up to 80 cm tall. Stems and...
- Meadow knapweed (Centaurea × gerstlaueri), also known as hybrid knapweed or protean knapweed, is a fertile hybrid between black knapweed (Centaurea nigra)...
- reducing seed production (all of the seeds of diffuse knapweed and 25-100% of spotted knapweed) and the adult does damage by defoliating the plant as...
- as an agent of biological pest control against noxious knapweeds, especially spotted knapweed (Centaurea maculosa). It has recently been spotted in India...