Achyranthes bidentata

Achyranthes bidentata

(empirical identification method of traditional Chinese Medicine)

[synonym] Achyranthes bidentata.

[source] it is the root of Achyranthes bidentata.

[plant morphology] Achyranthes bidentata

Perennial herbs. The root is cylindrical and the exterior is yellowish brown. Stem erect, quadrangular, only longitudinal groove, pubescent, stem and leaf red, brown after drying. Single leaf opposite, elliptic or oblong obovate, 2-10 cm long, 1.5-4 cm wide, apex acuminate, base cuneate or broadly cuneate, entire, both surfaces densely pilose; petiole 0.5-2 cm long. Spikes axillary or terminal, pedicels and pedicels densely villous; flowers small; bracts 1, membranous, ovate; bracts 2, curved, spinelike, base with oval lobes on both sides, margin ciliate; perianth 3-veined; stamens 5, staminodes ciliate; ovary superior; utricles oblong.

Born in the mountains, roadside. Distributed in Yunnan, Hunan, Fujian and other places.

[collection] collect and dig in winter, remove fibrous roots and reed heads, wash and dry them in the sun.

[medicinal material] the dry roots are long cylindrical, slightly curved, multi branched, 75 cm long and 0.4-1.5 cm in diameter. The appearance is grayish brown, with obvious wrinkles and transverse lines, not easy to break, and the section is fibrous and brownish yellow. Odorless, slightly sweet. It is better to be fat, greasy and brown gray in appearance.

Produced in Yunnan.

[nature and taste] materia medica of Southern Yunnan: "sour taste. "

[function and indications] ① in the herbal medicine of Southern Yunnan, it is used to treat sores and carbuncle, and apply it to the affected area. It can also abort. With pork simmer food, can tomorrow. "

② "Traditional Chinese medicine shape and sex experience identification method": "diuretic, strong essence, Tongjing effect. It can relax tendons and activate blood circulation, and is specially used to treat waist and knee pain. "

[usage and dosage] for internal use: decoction, 2-4 yuan; for external use: tamping.

[should avoid] pregnant women should not take it.