同义词：crinklerootcrinkle rootpepper roottoothwortCardamine diphyllaDentaria diphylla
N（名词） any of several species of the toothwort Dentaria, esp D. diphylla of E North America, which has a fleshy pungent rhizome and clusters of white or pinkish flowers: family Brassicaceae (crucifers) 美洲荠