| 单词 | black knapweed |
| 释义 | > as lemmasblack knapweed black knapweed n. common knapweed, Centaurea nigra, which has dark purple flowers. ΚΠ 1597 J. Gerard Herball ii. ccxxxviii. 588 Matfellon or blacke Knapweede, is doubtlesse a kinde of Scabious. 1766 Museum Rusticum 6 451 Common, or Black Knapweed... The root is hard, thick, and woody. 1853 A. Pratt Wild Flowers II. 160 The Black Knapweed (Centaurea nigra) is an equally common flower, and is easily known by its smaller blossoms, which are also of a much less vivid purple colour. 1905 Country-side 29 July 180/3 The black Knapweed, which raises its dark, ripening flowerheads above the short-stalked barley falls before the cutters with the crop which it infests. 2007 S. Falconer Pentland Hills 48 The wildflower meadow has developed over the years, with a profusion of black knapweed, red campion.., and ox-eye daisies catching the breeze. < as lemmas |
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