butterbur
/ˈbʌtəbɜː(r)/noun
1- a Eurasian waterside plant of the daisy family, the rounded flower heads of which are produced before the leaves. The large soft leaves were formerly used to wrap butter, and extracts are used medicinally as an anticonvulsant.菊科蜂斗菜。
1.1
- Genus Petasites, family Compositae: several species, in particular the common P. hybridus.蜂斗菜属, 菊科：数种, 尤指紫蜂斗菜。