Henna leaf

Henna leaf

(summary of Chinese Medicine)

[source] it is the leaf of dactylon, a plant of the family chelidaceae.

[plant morphology] it refers to the flower of onychondria (Southern vegetation), also known as Spartina (Southern vegetation), Osmanthus fragrans and Chaijia.

Shrub, 3-6M high. The stem is cylindrical, the branches are very dense, the young branches are nearly quadrangular, glabrous. Leaves opposite, elliptic or elliptic oblong, thinly obovate, 2-4.5 cm long, 10-15 mm wide, apex acute, base cuneate, papery; petiole short; stipules small, caducous. Panicle terminal, 7-15 cm long or longer; flowers very fragrant, green or rose, 8-10 mm in diameter; calyx 2-2.5 mm long, 4-lobed; petals 4, broadly ovate, 3-5 mm long, base cordate, with short claws; stamens usually 8, protruding, anthers oblong to suborbicular; style slightly longer than stamens, stigma subulate. Capsule globose, 5-7 mm in diameter; many seeds. The flowering period is from May to August.

It is distributed in the south of China. It is often planted in Guangdong, Guangxi, Fujian and Taiwan.

[chemical constituents] the leaves, pericarps and seeds all contain phalanquinone. The contents were 0.55-0.95%, 0.25% and 0.013% respectively.

[pharmacological action] zhijiahuaxing is similar to vitamin K in structure, so it has hemostatic effect; formerly also known as hennotannicacid, it is a yellow pigment, which can dye nails or hair. According to the seed cloud, it has a slow excitatory effect on the brain, which can be used for youth memory or general mental insufficiency

[functions and indications] 1. Summary of traditional Chinese medicine: "treating trauma. "

② "Guangxi medicine plant directory": "convergence, heat clearing. "

[usage and dosage] external use: tamping.