birthwort
/ˈbɜːθwɜːt/noun
1- a climbing or herbaceous plant which typically has heart-shaped leaves and deep-throated, pipe-shaped, flowers. It was formerly used as an aid to childbirth and to induce abortion.铁线莲状马兜铃, 催生草。
1.1
- Genus Aristolochia, family Aristolochiaceae.马兜铃属, 马兜铃科。