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藁本为伞形科植物藁本或辽藁本的根茎及根,春、秋季采挖,除去茎叶及泥土晒干或烘干即可入药。药材性状藁本:根茎呈不规则结节状圆柱形,稍扭曲,有分枝,长3至10cm,直径1至2cm。表面棕褐色或暗棕色,粗糙,有纵皱纹,上侧残留数个凹陷的圆形茎基,下侧有多数点状突起的根痕及残根。体轻,质较硬,易折断,断面黄色或黄白色,纤维状。气浓香,味辛、苦、微麻。辽藁本:较小,根茎呈不规则的团块状或柱状,有多数细长弯曲的根。
Ben Shu for the Umbelliferae Ligustrum lucidum or the roots and roots, spring and autumn excavation, remove stems and leaves and dried or dried soil can be used as medicine. Transgenic herbs transcripts: rhizome irregular nodular cylindrical, slightly twisted, with branches, length 3 to 10cm, diameter 1 to 2cm. Surface brown or dark brown, rough, vertical wrinkles, the left side of the remaining number of hollow circular stem base, the bottom of the majority of dot-like protrusions of the root marks and roots. Body light, hard quality, easy to break, section yellow or yellowish white, fibrous. Strong gas, spicy, bitter, micro-hemp. Liao Ben: smaller, rhizome irregularly massive or columnar, with the most slender curved root.