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如何挑选锁阳

更新时间: 2020-09-16 00:00:00     

按其特征挑选:无叶绿素,全株红棕色,高15到100厘米,大部分埋于沙中。寄生根根上着生大小不等的锁阳芽体,初近球形,后变椭圆形或长柱形,径6到15毫米,具多数须根与脱落的鳞片叶。茎圆柱状,直立、棕褐色,径3到6厘米,埋于沙中的茎具有细小须根,尤在基部较多,茎基部略增粗或膨大。茎上着生螺旋状排列脱落性鳞片叶,中部或基部较密集,向上渐疏。按其形态大小挑选:锁阳片为横切或斜切成的厚约1厘米左右的片段,往往用绳穿串。以个肥大、色红、坚实、断面粉性、不显筋脉者为佳。

关键词: 如何 挑选

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