名詞 motherwort:

1. bitter Old World herb of hedgerows and woodland margins having toothed leaves and white or pale pink flowers
   同義詞：Leonurus cardiaca

moth.er.wort

n.（名詞）
Any of several Eurasian plants of the genusLeonurus, especially L. cardiaca, a weed having clusters of small purple or pink flowers and spine-tipped calyx lobes.
益母草，茺蔚：任一種生活于歐亞大陸的茺蔚屬 植物，尤指 山艾屬 野草，開紫色或粉色小花串，生有尖端有刺的花萼裂片

來源：
Middle English moderwort
中古英語 moderwort
moder [womb (from its use in treating diseases of the uterus)] * see mother
moder [子宮（因其在治療子宮疾病中的用途而得名）] *參見 mother
wort [wort] * see wort
wort [植物] *參見 wort