Old lady's sewing

Old lady's sewing

(Emei medicine plant)

[synonyms] sticky skirt (Chinese medicinal plant records), poisonous maggot grass (Chinese local pesticide records), yimaguang (Shaanxi plant medicine investigation), yimaguang, yisweeping, Xiaoqing (Guizhou herbal medicine), medicinal maggot and Herba equisetifolia (Chinese Herbal Medicine Bulletin 3 (6): 2501957).

[source] it is the whole grass or root of dioscoreaceae.

[plant morphology] Tougu grass

Perennial herbs, 30-80 cm high. Stem tetragonal, light purple, with inverted short hairs and purple stripes, nodes expanded. Single leaf opposite; ovate oblong, 5-10 cm long, 4-7 cm wide, apex acuminate or acuminate, base cuneate, margin obtusely serrate, short hairs on veins on both sides; petiole 0.5-3 cm long. Spikes terminal or axillary, 10-20 cm long; bracts and bracteoles subulate; flowers sparse, with short stalks; calyx tubular, 5-ribbed, 3-6 mm long, upper lip 3-toothed awned hook, lower lip 2-toothed shorter, awnless; corolla tubular, pink or white, about 5 mm long, lip shaped, upper lip 2-lobed, lower lip 3-lobed; stamens 4,2-strong, inserted in corolla tube; ovary superior, 1-locular Style terminal, stigma 2-lobed. Achene enclosed in calyx, 8-10 mm long. The flowering period is from June to August. The fruit period is from September to October.

Under the forest or at the edge of the forest. It is distributed in Northeast China, North China and the Yangtze River Basin.

[chemical constituents] the root contains lignan tougucaoling - Ⅱ and insecticidal tougucaol acetate.

[nature and taste] Guizhou herbal medicine: "root: cool in nature, bitter in taste. "

[function indications] detoxify and kill insects. It is used to treat scabies, yellow water sores, sore poison infection and fever.

① Emei medicine plant: "apply to cure sore poison. "

② Sichuan Traditional Chinese medicine records: "detoxify, clear away heat, treat yellow water sores, scabies and insect sores. "

Usage: the dosage of tamping and external application. Oral: root: decoction, 0.5-1 Liang.

[selection] ① treatment of sore poison: mash the needle and thread of the old lady, add lard and pepper powder to mix and apply. (Emei medicine plant)

② Treatment of yellow water sores: Needlework, yellow cane leaves, tamping, coating.

③ Treatment of scabies: Needlework, prickly ash, mubiezi, borneol, Phellodendron amurense, sulfur. A total of powder, sesame oil blending.

④ Treatment of insect sores: Needlework, realgar, Zanthoxylum, sulfur. Research fine, adjust lard. (2) Sichuan Traditional Chinese medicine annals

⑤ Cure sore poison to have a fever: wipe smooth root five money to one or two, decoct water to take. (Guizhou herbal medicine)