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断血流为唇形科植物灯笼草或风轮菜的地上部分。多分布于河北、陕西、甘肃、河南、湖北、湖南、广西等地。生于山坡、路旁、林下、灌丛或草地。夏季开花前采收,洗净、切段、晒干或鲜用。断血流味微苦、涩;性凉。具有收敛止血之功效,用于崩漏、尿血、牙龈出血、外伤出血等。断血流原植物灯笼草为多年生草本,高0.5至1m。茎基部有时匍匐生根,多分枝,被糙硬毛及腺毛。叶对生,叶柄长3至8mm,叶片卵形,长2至5cm,宽1.5至3.2cm,先端尖或钝,基部楔形,边缘具圆齿状牙,两面被糙硬毛。轮伞花序多花,
Broken blood flow for the Labiatae Lantern grass or wind ginseng aerial parts. Distributed in Hebei, Shaanxi, Gansu, Henan, Hubei, Hunan, Guangxi and other places. Born in the hillside, roadside, under the forest, scrub or grass. Harvest before harvest in summer, wash, cut into sections, dried or fresh. Off the blood stream bitter, astringent; cool. With the effect of convergence to stop bleeding for metrorrhagia, hematuria, bleeding gums, traumatic bleeding. Blood-cutting plant Lantern grass for the perennial herb, 0.5 to 1 m high. Basal sometimes creeping root, much branched, hispid and glandular hairs. Leaves opposite, petiole length 3 to 8mm, leaf blade oval, length 2 to 5cm, width 1.5 to 3.2cm, apex acute or obtuse, base wedge-shaped, margin with crenate-shaped teeth, both sides of hispid. Umbels inflorescence,