n.perennial herb native to Europe but naturalized elsewhere having heart-shaped leaves and yellow flowers resembling buttercups; its tuberous roots have been used as a poultice to relieve piles
同义词：pilewortRanunculus ficaria
英汉双解大词典
lesser celandine
1.
N（名词）
a Eurasian ranunculaceous plant, Ranunculus ficaria, having yellow flowers and heart-shaped leaves 小白屈菜 (Also called pilewort) → compare greater celandine