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概况:知母主产于山西、河北、内蒙古。我省延安、榆林地区多野生,西安、洛南有栽培。知母药用部分为根茎。性味:苦、寒。有清热除烦,泻肺滋肾作用。主治烦热、消渴、劳热、骨蒸、大便燥结、小便不利等症。植物特征:知母属百合科多年生草本植物。叶由基部丛生,细长披针形,长1—2尺。花茎2—3尺,自叶丛中长出,花茎中部以下长有稀疏的鳞片状苞片,上部渐小。花淡紫色,总状花序。蒴果长椭圆形,内有多数黑色种子。根茎横生于地下,略呈扁圆形,上面密生金黄色长绒毛。
Overview: Anemarrhenae is mainly produced in Shanxi, Hebei, and Inner Mongolia. Yan’an and Yulin in our province are wild and Xi’an and Luonan are cultivated. Aphrodisiac medicinal part is a rhizome. Taste: bitter, cold. There are heat Chufan, Xiefei nourishing effect. Indications Fanre, Diabetes, labor heat, bone steam, loose stools dry, urine adverse embolism. Plant characteristics: Anemarrhena belongs to the perennial herb of Liliaceae. Leaves clustered from base, slender lanceolate, 1-2 feet long. Flowering stems 2-3 feet, growing from leafy culms, sparsely scaly bracts below middle of flower stalks, gradually becoming smaller. Flowers lavender, racemes. The pods are oblong and contain many black seeds. The rhizome grows in the ground, slightly oblate, with golden long hair on the top.