Shanshao

Shanshao

(Handbook of commonly used Chinese herbal medicine of Guangzhou Army)

[synonym] jiubeiteng (the Handbook of commonly used Chinese herbal medicine of Guangzhou Army), shishao, chuanbifeng (Guangxi Chinese herbal medicine), panyanxiang, shinanteng, 24zheng, shangshufeng (Guangxi practical Chinese herbal medicine new selection).

[source] it is the stem and leaf of Dioscorea opposita.

[plant morphology] yam

Woody vines, several meters long. Branches cylindrical, slightly angulate, glabrous, nodes often with adventitious roots. Leaves alternate, papery or nearly leathery, elliptic, oblong or ovate lanceolate, 6-12 cm long, 2.5-4.5 cm wide, apex acute or acuminate, base gradually narrow or cuneate, sometimes obviously asymmetric, glabrous on both sides or covered with very thin pubescence below, veins 5-7; petiole 5-8 mm long, stipule scar beyond the middle of petiole. Flowers unisexual, dioecious; spikes opposite leaves; bracts suborbicular, sessile, shield shaped; flowers small, yellowish green; stamens 2, filaments short; ovary sessile, stigma 4-lobed, rare 3-lobed. Berry globose, yellow, 2.5-3 mm in diameter. The flowering period is from April to July. Born in the forest, often climbing on trees or stones. It is distributed in the south of China.

[collection] harvest in autumn, cut into sections and dry in the sun.

[chemical constituents] rattan contains bioactive compounds, flavonoid glycosides and phenols.

[nature and taste] The Handbook of commonly used Chinese herbal medicine of Guangzhou Army: "pungent, warm. "

[functions and indications] ① the manual of commonly used Chinese herbal medicine of Guangzhou Army: "dispel wind and dampness, strengthen waist and knee. It can cure rheumatism pain, wind cold, bone pain, weakness of waist and knee, muscle atrophy, cough and asthma. "

② "Guangxi Chinese herbal medicine": "treatment of rheumatism, bone pain, hand and foot paralysis, cold, wind and cold, cough, asthma, abdominal cold pain. "

③ New selection of practical Chinese herbal medicine in Guangxi: "detumescence and pain relief, expelling wind and cold, dredging meridians. It is used to treat injuries caused by falls and snakebites. "

[usage and dosage] oral administration: decoct soup, 2-5 yuan (1-2 Liang fresh); or soak in wine. External use: fried, washed or tamped.

[selected formula] ① for joint phlegm pain: fresh yam 1-2 Liang. Take it in water. (Zhejiang folk herbs)

② Prevention department: fresh yam 0.5-1 Liang. Fried soup instead of tea. (Zhejiang folk herbs)