Sawleaf knotweed

Sawleaf knotweed

(Yunnan Chinese herbal medicine)

[synonym] yeshanghua (Yunnan herbal medicine), yugumu and tiebazhang (Guangxi plant list).

[source] it is the whole plant of the mangrove family.

[plant morphology] Bambusa serrata

Shrubs or trees, up to 13 m high. Branches with swollen nodes, glabrous and glabrous. Leaves opposite, papery, oblong or narrowly oblong, 8.5-17 cm long and 2.8-5.5 cm wide, apex acuminate, margin ciliary serrate (with glands at the tooth tip), glabrous, with brown red dots below; petiole 5-9 mm long. Cymes axillary, pedicels 5-10 mm long; bracts small, membranous, broadly ovate; flowers sessile, 2-3 at the top of inflorescence branches; calyx spherical, 3-5 mm long, lobes 6-7, triangular; petals usually 6-7, white or light red, ovate, nearly as long as calyx lobes, usually clawed, margin denticulate; stamens 12-14; ovary inferior, 5-locular. Fruit globose, leathery, not dehiscent, 6-7 mm in diam. 1-3 seeds.

Born in mountain forest. Distributed in Yunnan, Guangxi, Guangdong and other places.

[collection] collected in autumn and winter, chopped, dried or fresh.

[nature and taste] Yunnan Chinese herbal medicine: "bitter, slightly cold."

[functions and indications] ① in Yunnan Chinese herbal medicine: "activating blood circulation, dredging meridians, connecting muscles and bones. "

② "Guangxi plant list": "whole plant: Tongjing Huoluo, treatment of rheumatism, Dieda. Ye: treatment of traumatic bleeding. Gen: for women with HAEMORRHEA. "

[selection] treatment of fracture: the whole plant of fresh sawleaf bamboo, with brown sugar as the guide, mashed and applied to the affected area. (Yunnan Chinese herbal medicine)