ragwort

名词 ragwort:

1. widespread European weed having yellow daisylike flowers; sometimes an obnoxious weed and toxic to cattle if consumed in quantity
   同义词：tansy ragwort, ragweed, benweed, Senecio jacobaea
2. American ragwort with yellow flowers
   同义词：butterweed, Senecio glabellus

rag.wort

n.（名词）
Any of several plants of the very large genusSenecio in the composite family, having yellow flower heads, especially S. aureus of eastern North America and S. jacobaea of Europe.
千里光属：一种菊科千里光 这个大属的草木植物，有黄色花冠，尤指北美洲东部生长的 金色千里光 和欧洲生长的 雅克宾千里光

来源：
[From the ragged shape of its leaves]
[源于其叶片破碎的形状]