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Acanthopanacis Cortex

Acanthopanax [root bark]

五加皮 〔五加皮〕 wǔ jiā pí

Alternate Chinese names: 南五加皮 nán wǔ jiā pí

Kingdom: Plant

Origin in PRC Pharmacopoeia: Acanthopanax gracilistylus W.W. Smith. [= Eleutherococcus gracilistylus W.W. Smith] (PRC Pharmacopoeia)

Origin in unofficial sources: Acanthopanax gracilistylus W.W. Smith* [= Eleutherococcus gracilistylus W.W. Smith]; Acanthopanax sessiliflorus (Rupr. et Maxim.) Seem.; Acanthopanax senticosus (Rupr. et Maxim.) Harms; Acanthopanax henryi (Oliv.) Harms; Acanthopanax verticillatus Hoo; Acanthopanax giraldii Harms; Acanthopanax trifoliatus (L.) Merr.; Acanthopanax evodiaefolius Franch. var. ferrugineus W.W. Smith; Acanthopanax setchuenensis Harms; Acanthopanax leucorrhizus (Oliv.) Harms

Use: Medicinal

Category: Wind-damp–dispelling agents / Wind-damp–dispelling sinew-strengthening agents

Properties: Acrid, bitter; warm.

Channel entry: Liver and kidney channels.

Actions and indications:

Dosage and method: Oral: 5–15g in decoctions.

Product description: This bark comes in strips of varying lengths, coiled in tubular form. Its exterior surface is finely wrinkled but generally smooth in texture and pierced with long lenticels and is grayish brown in color; the interior surface is grayish white. This bark, which gives off a faint smell, is brittle, and leaves a jagged edge when snapped. The decocting pieces are slices 1 mm thick.

Quality: Neat long thick strips without any trace of wood.

Production area: Jiāngsū, ānhuī, Zhèjiāng, Húběi, Húnán, Guǎngxī, Sìchuān, Yúnnán, Shǎnxī (Shaanxi), Hénán, and Shāndōng.

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