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番石榴叶的鉴别方法与本草记载

ว 2026-09-09 23:09:29ที่ 鉴别方法เ 中国国际医疗服务系统
番石榴叶药材性状:叶片呈矩圆状椭圆形至卵圆形,长5~12cm,宽3~5cm,先端圆或短尖,基部钝至圆形,全缘,上面棕褐色,下面色较浅,两面均有柔毛,下面脉上毛较密,羽状脉,侧脉明显,在叶缘处汇合成边脉。叶柄短,长约4mm。气微香,味涩、微苦。以叶大、色棕褐、气香者为佳。番石榴叶采嫩叶晒干,春、夏季采收。番石榴叶含β-谷甾醇、三萜类,又含槲皮素、番石榴甙、无色矢车菊素、长生甙、番石榴酸、萹蓄甙(一说不含有),并含挥发油丁香油酚等。《广西中药志》记载番石榴叶味甘涩、性平、无毒,健脾涩肠,治痢疾、腹泻。《南宁市药物志》记载收敛止泻,治泄泻、久痢、湿疹、创伤出血。番石榴叶是岭南地区常用的草药。
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