Quick Facts
| Latin Name | Imperatae Rhizoma |
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| Chinese Name & Pinyin | 白茅根 · Bai Mao Gen |
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| Medicinal Part | Roots and rhizomes |
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| Efficacy Category | Hemostatic |
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| Botanical Origin | The dried rhizome of Imperata cylindrical (Linn.) P. Beauv. (Gramineae). |
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| Nature & Flavour | Sweet; Cold |
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| Channels Entered | Lung, Stomach, Bladder |
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What Is Bai Mao Gen?
Bai Mao Gen (Lalang Grass Rhizome) is a medicinal herb of Traditional Chinese Medicine.
Primarily produced in northern Chinese provinces, including Henan, Liaoning, Hebei, Shaanxi, Shandong, Shanxi, and Xinjiang.
Nature & Flavour: Sweet; Cold
Channels Entered: Lung, Stomach, Bladder
Bai Mao Gen: Materia Medica Profile
Identification & Quality Standard
Imperatae Rhizoma
Botanical Origin
The dried rhizome of Imperata cylindrical (Linn.) P. Beauv. (Gramineae).
Production Regions
Primarily produced in northern Chinese provinces, including Henan, Liaoning, Hebei, Shaanxi, Shandong, Shanxi, and Xinjiang.
Quality Requirements
Superior medicinal material is thick, white and sweet.
Macroscopic Features
Rhizome is long cylindrical shape, or has branches, variable length, 30~60cm long, 2~4mm diameter. Externally yellowish-white or pale yellow, lustrous; presents longitudinal wrinkles and obvious circular joints, with grayish-brown bulb and small roots on the joints, internode is 1~3cm long. Light in substance, tenacious texture, fibrous fractured surface; yellowish-white, with radial cracks, or with one hole in the center. faint odor; taste slightly sweet.
Traditional TCM Properties
Sweet; ColdLungStomachBladder
Traditional Functions
Cools blood and stops bleeding, and clears heat and promotes diuresis.
How Bai Mao Gen Is Used in TCM
In the Chinese materia medica, Bai Mao Gen is classified among the Hemostatic herbs.
Medical Disclaimer — This article is provided for educational purposes only and describes traditional Chinese medicine concepts. It is not medical advice, and it is not intended to diagnose, treat, cure or prevent any disease. Always consult a qualified practitioner before using any herb, particularly if you are pregnant, nursing, taking medication or managing a diagnosed condition.
