The scientific name is rhubarb. It is the root of Polygonaceae wrinkled folic acid mold. Distributed in Northeast China, North China, Shaanxi, Gansu, Qinghai, Fujian, Taiwan Province, Guangxi, Guizhou and other places. Has the effects of clearing away heat and toxic materials, cooling blood, stopping bleeding, relaxing bowels and killing insects. Commonly used for acute and chronic hepatitis, enteritis, dysentery, chronic tracheitis, hematemesis, epistaxis, hematochezia, metrorrhagia, heat constipation, carbuncle, scabies and alopecia.
Indications: used for acute and chronic hepatitis, enteritis, dysentery, chronic tracheitis, hematemesis, epistaxis, hematochezia, metrorrhagia, heat constipation, carbuncle, scabies and alopecia.
Morphological characteristics:
Perennial herb, 50- 100 cm high. The roots are thick, yellow and sour. Stems erect, usually unbranched, shallowly grooved. Leaves alternate; Stipules sheath membranous, tubular, often ruptured; Leaf blade lanceolate or oblong-lanceolate, length12-18cm, width 2-4.5cm, short tapering at the top, tapering at the base, wavy wrinkles at the edge and hairless at both sides.
Most flowers gather in leaf axils, or form short racemes, forming long and narrow panicles; Tepals 6, 2 whorls, persistent; Stamens 6; Stigma 3, brush-like. Achenes are triangular, sharp-edged, 2 mm long, brown and shiny. The flowering and fruiting period is from June to August.
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Growing environment:
Born in ditch-side wetlands, river banks and beside Shuidianzi. Distributed in Northeast China, North China, Shaanxi, Gansu, Qinghai, Fujian, Taiwan Province, Guangxi, Guizhou and other places.
References:
Baidu encyclopedia rhubarb