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臭牡丹的药材鉴别

ว 2026-09-10 09:16:03ที่ https://www.jingfangpai.cn/herb/chou-mu-danเ admin

臭牡丹的性状鉴别:小枝呈长圆柱形,长1-1.5m,直径3-12mm,表面灰棕色至灰褐色,皮孔点状或稍呈纵向延长,节处叶痕呈凹点状;质硬,不易折断,切断面皮部棕色菲薄,木部灰黄色,髓部白色。气微,味淡。叶多皱缩破碎,完整者展平后呈宽卵形,长7-20cm,宽6-15cm,先端渐尖,基部截形或心形,边缘有细锯齿,上面棕褐色至棕黑色,疏被短柔毛,下面色稍淡,无毛或仅脉上有毛,基部脉腋处可见黑色疤痕状的腺体;叶柄黑褐色,长3-6cm。气臭,味微苦、辛。以枝嫩、叶多者为佳。显微鉴别方面,叶粉末特征为绿色,腺毛较多,腺头2-8细胞,直径22-35μm,腺柄单细胞;非腺毛2-8细胞,锥形,常弯曲,长40-150μm,基部直径约28μm;气孔不定式,副卫细胞3-4个。臭牡丹的原植物为灌木,高1-2m,植株有臭味,叶片宽卵形,边缘有粗锯齿,伞房状聚伞花序顶生,花冠淡红色、红色或紫红色,核果近球形,成熟时蓝紫色,花果期5-11月。这些特征可用于臭牡丹的鉴别。

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