A piece of silk is introduced
Chinese scientific name A piece of silk.
Pinyin yì pǐ chóu
Latin scientific name Argyreia acuta Lour [a. festiva wal1.；lettmia festiva (wall.) benth.et hook.f.]
Aliases white-faced water chicken, white-backed silk, white-faced water-chicken, white-bottomed silk, satin rattan, silver-backed rattan, white-backed silk, white-backed vine, white-backed leaf, white peony, silver-backed leaf, satin leaf, satin leaf, etc.
It is a white crane vine Argyreia Acuta Lour of the family Spiralaceae, which is used as medicine with whole herbs, roots, vines and leaves. Whole grass can be harvested, dried, or dried separately throughout the year.
Original form
White crane vines, climbing shrubs. The twigs are usually cylindrical, covered with silvery-white silk hairs, the old branches are yellowish-brown, ** single leaves alternate;The petiole is 15-6cm, covered with silver silk;Leaves elliptic or ovate, 5-11 cm long, 3-8 cm wide, apex acute or obtuse, base rounded or slightly heart-shaped, leaf surface**, back densely covered with silvery silk, entire;There are up to 8 pairs of lateral veins. The inflorescences are axillary or apical, and the peduncles and peduncles are covered with silvery silk hairsThe bracts are oval or ovate, covered with silvery silky hairs;Flowers are both sexual;Calyx 5, divided into two rounds inside and outside, sepals ovate, unequal in size;The corolla is funnel-shaped, white, the crown eaves are 5 deeply lobed, and the calyx and corolla are covered with silvery-white silkstamens 5, 6-7 mm at the base of the corolla tube;Ovary nearly spherical, 2-chambered, columella about 2 cm long, stigma capitate, 2-lobed. The fruit is spherical, 8 mm in diameter, red, surrounded by enlarged sepals, convex sepals, and red on the inside. Seeds 4-2, ovate-triangular, brown. Flowering period is from June to September.
Habitat Division Ecological environment: Born under sparse forests or roadside shrubs, riverside.
Resource distribution: distributed in Guangdong, Hainan, Guangxi and other places.
Trait The cane is thin cylindrical, often twisted, of different lengths, usually cut into short segments, about 5cm long, 05-1.5m, the surface is dark gray-brown, with longitudinal grooves, the section is light brown, and pin-like holes can be seen in the wood. Leaves curled or broken, complete flattened ovate to elliptic, 5-11 cm long, 3-9 cm wide, apex acute or obtusely rounded, base rounded or slightly heart-shaped, dark brown to purple above, light gray-green below, covered with mercerized hairs, soft to the touch;The petiole is 2-3 long5cm。Sometimes inflorescences, corolla funnel-shaped, inflorescence axis, flower stalks, and corolla densely covered with mercerized hairs. Crisp and brittle. The breath is slight and the taste is bitter. It is better to have young vines and many leaves.
Dosage Internal: decoction, 9-15g. External use: appropriate amount, pound or decoction with water.
Store in a cool and dry place to prevent moths.
Sexual taste pungent;Slightly bitter;Cool.
Function: 100 Families Help Program
1.Dispelling wind and dehumidifying;Dissolves phlegm and relieves cough;Dissipate stasis and stop bleeding;Detoxify and eliminate carbuncles. Rheumatism and paralysis of the main rheumatism;Edema;Expansion;Coughing and wheezing and phlegm;Bring it down;Crashing;Internal Injuries**;Bruising and stasis;Cradle carbuncle;Boils;Rotten feet;Eczema. Excerpt from "Chinese Materia Medica".
2.Dispelling wind and diuresis, dissolving phlegm and relieving cough, stopping bleeding and activating the nerves, pulling out poison and building muscles. It is used for nephritis edema, cirrhosis ascites, rheumatic pain, internal injury**, leakage, leucorrhoea, acute and chronic bronchitis, bruises;External use for mastitis, boils, abscesses, eczema. Excerpt from "National Compilation of Chinese Herbal Medicine".