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...
- Centaurea diffusa, also known as diffuse knapweed, white knapweed or tumble knapweed, is a member of the genus Centaurea in the family Asteraceae. This...
- cattle prefer the native bunchgr**** over knapweed, overgrazing occurs, increasing the density and range of knapweed infestations. Human disturbance is also...
- Rhaponti**** repens, synonym Acroptilon repens, with the common name Russian knapweed, is a bushy rhizomatous perennial, up to 8 dm tall. Stems and leaves are...
- Centaurea jacea (brown knapweed or brownray knapweed) is a species of herbaceous perennial plants in the genus Centaurea native to dry meadows and open...
- in the daisy family known by the common names lesser knapweed, common knapweed and black knapweed. A local vernacular name is hardheads. It is native to...
- 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...
- Centaurea phrygia (wig knapweed) is a species of Centaurea. It is native to Europe....
- the blunt knapweed flower weevil. It is used as an agent of biological pest control against noxious knapweeds, especially spotted knapweed (Centaurea...
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