Eurasian perennial naturalized in eastern North America having very spiny white cottony foliage and nodding musky crimson flower heads; valuable source of nectar. 北美东部已引入的欧亚多年生植物有多刺的白色棉花似的叶子和麝香味的深红色的头状花序;水果原汁。
cottony
[ adj ] resembling cotton; as soft as cotton <adj.all>
Cottony \Cot"ton*y\ (-?), a. 1. Covered with hairs or pubescence, like cotton; downy; nappy; woolly.
2. Of or pertaining to cotton; resembling cotton in appearance or character; soft, like cotton.
A decade or so later, the Agriculture Department imported some Vedalia beetles, or Australian ladybugs, natural enemies of the scale in Australia, which didn't have problems with the cottony cushion scale.