The efficacy and function of white knotweed leaves

Traditional Chinese medicine is needed to treat diseases, and as a kind of traditional Chinese medicine, white knotweed leaves are also frequently used. So, let’s talk about the effects and functions of white knotweed leaves.

【English name】 Swida macrophylla (Wall.) Sojak

[Source] Medicinal material source: The leaves of the Cornus officinalis plant (Cornus officinalis).

[Original form] Deciduous tree or shrub, 4-15m high. Annual branches are reddish brown, sparsely pubescent, and angular. Leaves are opposite; petiole is 1.6-3cm long, with shallow grooves on it, and slightly sheath-shaped at the base; leaf blade is elliptic-ovate to elliptic-oblong, 8-16cm long, 4-8cm wide, acuminate at the apex, rounded or broadly cuneate at the base, with 5-7 pairs of lateral veins, which are arcuate. The corymbose cyme is terminal, 8-9cm long and 9-11cm wide; the peduncle is red, the flowers are small, white to yellow; the calyx has 4 lobes, triangular teeth, and brown soft hairs on the outside; the petals are 4, oblong to oblong-lanceolate; the stamens are 4, and the anthers are T-shaped; the ovary is inferior, the style is short, clavate, and persistent. The drupe is spherical, blue-black when ripe, with a bony core, flattened spherical, and 1 groove and 6 veins on each side. The flowering period is June-July, and the fruiting period is August-September.

【Nature and flavor】 Bitter; pungent; neutral

【Functions and indications】 Dispel wind and dredge meridians; treat sores and relieve itching. Mainly used for rheumatic pain, paralysis caused by stroke, sores, and urticaria

[Usage and Dosage] For oral use: decocted in water, 9-15g; or soaked in wine. For external use: take appropriate amount and decoct in water for washing.

【Excerpt】 Chinese Materia Medica

Therefore, through the detailed introduction of the Chinese medicine Baiduijieziye in the above article, it is not difficult to find that Baiduijieziye has many effects and functions, and its effect in health care is still very good.