knapweed / ˈnæpˌwid /

📖毕业后词汇结缕草结缕草属植物野草节草

knapweed 的定义

n. 名词 noun
  1. any composite plant of the genus Centaurea, especially the weedy C. nigra, having rose-purple flowers set on a dark-colored, knoblike bract.

更多knapweed例句

  1. The seeds of brook-lime, flax, and knapweed the twite seems partial to, and this wild-weed field is to them a very paradise.
  2. The moth is out in July and in August, and may often be seen resting on the flowers of knapweed (Centaurea) in the daytime.
  3. The knapweed was stunted and the scabious blooms drooped towards the dusty pasture.
  4. Strong woody knapweed endures it, so does toadflax and pale blue scabious, and wild mignonette.
  5. They are of a greyish colour—nappy—whence the name Knapweed.