The efficacy and function of Tibetan sorrel

The world is full of wonders, and Chinese medicinal materials are also varied and varied. Here I would like to introduce to you a Chinese medicinal material, Tibetan sorrel.

[Source] Medicinal material source: The root of the Polygonum thomsonii plant.

[Original form] Perennial herb. The stem is erect, 80-120cm high. Basal leaves are short circular-lanceolate or ovate-lanceolate, 20-30cm long, 4-7cm wide, with obtuse or pointed apex, circular or broadly cuneate base, rarely nearly cordate; stipule sheaths are tubular, membranous, 2-4cm long. Inflorescence is large, terminal or axillary; flowers are bisexual, pedicels are thin and weak, with joints in the middle and lower parts; 6 tepals are arranged in 2 whorls, the inner tepals enlarge when fruiting, broadly ovate, membranous, 4.5-6mm long, 4-5mm wide, pointed at the apex, cordate at the base, entire, with some or all of them tubercle-like protrusions; 6 stamens; 3 stigmas, brush-shaped. Achenes are ovate, with 3 edges, about 3 mm long, brown and shiny.

[Habitat distribution] Ecological environment: Growing beside fields and roadsides at an altitude of 3600-4000m.

[Properties] Identification: Conical or cylindrical, 7-11cm long and 3cm in diameter. There are remnants of the stem base at the top of the root head, and brown-black dot-like protruding root fibrous marks can be seen around it, arranged in a ring shape. The root surface is yellow-gray with longitudinal wrinkles and scattered rootlet marks. It is tough, difficult to break, and has a fibrous cross section. It has a faint smell and a bitter taste.

[Chemical composition] The roots and rhizomes of Tibetan sorrel contain nepodin and free and bound anthraquinones composed of emodin, physcion and chrysophanol, of which the bound type accounts for 0.80%, the free type accounts for 0.24%, and the total anthraquinone is 1.04%.

【Nature and flavor】 Bitter; cold

【Functions and indications】 Clears away heat and promotes bowel movements; cools blood and stops bleeding; kills insects and relieves itching. It is used for constipation due to heat accumulation, hematemesis, epistaxis, blood in stool, and scabies.

[Usage and Dosage] For oral use: decocted in water, 9-15g. For external use: take appropriate amount and wash with decoction.

【Excerpt】 Chinese Materia Medica

The above is an introduction to the effects of Tibetan sorrel. When using it, you can do so according to the needs mentioned above. Tibetan sorrel is also very helpful in treating certain diseases.