| 释义 |
knapweed|ˈnæpwiːd|
[Orig. knopweed, f. knop n.1 + weed n.; from the hard rounded involucre.]
The common name of species of Centaurea (family Compositæ), esp. C. nigra, a common weed with a hard tough stem, and light purple flowers set on a hard rough dark-coloured globular ‘head’ or involucre.
α14..MS. Laud 553 lf. 13 Iasia nigra..is an herbe yt me clepitth maidfeloun or bolwes or yrnehard or knopwed. 1530Palsgr. 236/2 Knoppe wede an herbe. 1691Ray Coll. Words Postscr. 171 For Knapweed, Knopweed, because of the knops at the top. 1787Withering Brit. Plants (ed. 2), Knopweed. 1863Prior Plant-n., Knap-weed, Knop-, or Knob-weed.
β1597Gerarde Herbal ii. ccxxxviii. 588 Matfellon or blacke Knapweede is doubtlesse a kinde of Scabious..the flowers do grow at the top of the stalks, being first small scaly knops, like to the knops of Corne flower. 1656W. Coles Art of Simpling 38 Some grow in knaps like bottles as knapweed. 1785Martyn Rousseau's Bot. xxvi. (1794) 401 Common or Black Knapweed..which the country people in some places call Hard-heads. 1896R. F. Horton in Sunday Mag. Nov. 722 Within the enclosure were ragwort, knapweed, and scabious. |