Acer Salix bark

Acer Salix bark

(Tang materia medica)

[synonym] fengyangpi.

[source] it is the bark of Pterocarya stenoptera.

[plant morphology] Pterocarya stenoptera, also known as cupboard willow (Guo Pu's note in Erya), Pterocarya stenoptera (Tang Ben Cao), birch willow, ghost willow (Qunfang PU), Maliu (Cao Mu Bian Fang), Xima willow, big leaf willow, Sophora japonica, beech, Populus stenoptera, swallow tree, willow silk, embedded maple, Pingyang willow, centipede willow, stinky willow, Xikou tree, goushu, beech and Yuanbao tree.

Deciduous trees, up to 18 meters high. The bark is reddish brown and smooth when young, and black gray when old; the branches have long soft hairs. Leaves alternate; odd pinnate compound, 20-30 cm long; leaflets 11-25, but apical leaflets often absent; rachis narrowly winged and short hairy; leaflets elliptic to oblong, 4-10 cm long and 2-3 cm wide, apex pointed or obtuse, base oblique, margin denticulate, upper green and smooth, lower main vein and axil hairy. Flowers yellow green, monoecious, catkin; male inflorescence axillary, several in a cluster, on the old branch; perianth bracteate, apex split into 1-4 pieces; stamens 6-8; female inflorescence on the top of the current branch, style single, stigma 2-lobed, 1-locular in the ovary, with 1 ovule. Nut, bracteoles enlarged on both sides at maturity, wings long round or slightly narrow, inflorescence drooping, about 30 cm long, exocarp thin, endocarp hard. The flowering period is May.

Most of them grow by streams and riverbanks, but they can also grow in dry places. It is distributed in Jiangsu, Zhejiang, Jiangxi, Hubei, Fujian, Guangdong, Guangxi, Guizhou, Yunnan, Sichuan, Gansu, Shaanxi, Shandong, etc.

The root, fibrous root or root bark (root), leaf (leaf) and fruit (fruit) of this plant are also used for medicine. Please refer to the special section for details.

[collection] all year round.

[chemical composition] bark contains tannin.

[nature and taste] Tang Ben Cao: "pungent, hot, poisonous. "

The decoction is used to treat caries.

① Tang materia medica: "the main wind, caries pain. "

② "Northeast medicine Zhi": "wash scabies and other skin diseases. "

③ "Collection of commonly used folk herbs": "antipruritic, insecticidal. Salt can cure tinea. "

④ Sichuan Traditional Chinese medicine annals: "kill insects, detoxify. Application of soup, fire injury and chronic sores. "

[usage and dosage] for external use: tamping hair between teeth, gargling or fumigating in boiling water, or dipping in alcohol.

[taboo] collection of commonly used folk herbal medicines: "it is forbidden to take orally. "

[selection] 1. For toothache: mash the skin of Salix matsudana, plug it in the affected area or hold it in water. (records of Sichuan Traditional Chinese Medicine)

② Treatment of scabies: Maple bark, horseradish, sheep hoof root. Dip in alcohol. (Hunan medical records)

③ Treatment of scabies: four taels of maple poplar fresh bark and two taels of Gleditsia sinensis Seeds (mashed). Fry in water and wash the affected area. (Fujian Chinese herbal medicine)

[clinical application] treating burn

Take 2 jin of maple poplar bark, 0.5 Jin of Sanguisorba officinalis root and 0.5 Jin of Sapium sebiferum root bark, add appropriate amount of water, fry to 500ml, and filter. Before treatment, the wound should be cleaned, foreign bodies and purulent secretions should be removed, blisters should be cut off, and then the liquid medicine should be sprayed. 14 cases were treated, and all had certain effect.

Chinese PinYin : Feng Liu Pi