Materia Medica - Important
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Imperata cylindrical Beauv. var. major (Nees.) C. E. Hubb.
Imperata rhizome, Woody grass
Source of Earliest Record
Shennong Bencao Jing
Part Used & Method for Pharmaceutical Preparations
The rhizomes are dug in spring or autumn, cleaned, dried in the sun and cut into small pieces.
Properties & Taste
Sweet and cold
Lung, stomach and urinary bladder
1. To cool blood and stop bleeding; 2. To clear heat and promote urination
Indications & Combinations
1. Hemorrhages due to extravasation of blood by heat. Imperata rhizome (Baimaogen) is used with Biota tops (Cebaiye), Small thistle (Xiaoji) and Cattail pollen (Puhuang).
2. Hot urination, edema and damp-heat jaundice. Imperata rhizome (Baimaogen) is used with Plantain seed (Cheqianzi) and Lysimachia (Jinqiancao).
15-30 g (30-60 g, if fresh herb)
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