n.plantain of Mediterranean regions whose seeds swell and become gelatinous when moist and are used as a mild laxative
同义词：psylliumSpanish psylliumPlantago psyllium
英汉双解大词典
fleawort/ˈfliːˌwɜːt/
1.
N（名词）
any of various plants of the genus Senecio, esp S. integrifolius, a European species with yellow daisy-like flowers and rosettes of downy leaves: family Asteraceae (composites) 千里光属植物