番泻叶是一种常用中药。番泻叶的来源为豆科植物狭叶番泻Cassia an-quslifolia Vahl及尖叶番泻Cassia acuti folia Delile的干燥小叶,多数由印度、埃及进口。 狭叶番泻的原植物为矮小灌木,高约1米。叶无毛,双数羽状复叶。具小叶4—8对,卵状披针形至线状披针形,长2—4.4cm,宽0.4—1.5cm,先端急尖,基部不对称几乎无毛。总 Senna is a commonly used traditional Chinese medicine. The source of senna is the dry leaves of the leguminous plant Cassia an-quslifolia Vahl and Cassia acuti folia Delile, most of which are imported from India and Egypt. The original plant of narrow leaf senna is dwarf shrubs, about 1 meter high. Leaves glabrous, double-pinnately compound. Leaflets 4-8 pairs, ovate-lanceolate to linear-lanceolate, 2-4.4cm long, 0.4-1.5cm wide, apex acute, base asymmetric almost hairless. total