Medicinal use has a long history, which was first recorded in Shennong Herbal Classic. It is listed as the top grade and is a kind of Chinese medicine. Herbs have the effects of clearing away heat, promoting diuresis, detoxicating and reducing swelling, and can be used to treat jaundice, edema, gonorrhea, cholecystitis, gallstones and rheumatoid arthritis.
Extended data
Plant morphology: perennial vines, semi-shrubs. The stem is 5 meters long, the base is lignified, and the top is covered with grass and has fine hair. Leaves alternate, and the upper leaves are mostly halberd -3-lobed or pinnately multi-lobed; The lower leaves are rectangular or oval, the base is heart-shaped, the apex is pointed, and the upper part is bright green, and the lower part is light-colored, with fine hairs scattered on both sides and dense along the veins; Petiole has fluff.
Cymes are born at the top of branches or opposite lateral leaves; Branches, pedicels and flowers are densely villous, and pedicels are slender; Calyx funnel-shaped, sepals, reflexed downward from the base, ovate or oblong-lanceolate, pointed at the top; 5 stamens, inserted in the mouth of corolla tube, short and flat filaments, United at the base; Pistil, ovary ovoid, slender style, hemispherical stigma. Berries are oval or spherical, green at first, and red to black at maturity. The seeds are white and oblate. The flowering period is from September to 65438+10, and the fruiting period is 165438+ 10.
The distribution of weeds on roadside or bushes. It is distributed in China.
Harvesting and processing, harvesting in summer and autumn, cleaning and drying.
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