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[Pharmacognostic studies on Begonia sinensis rhizome]
Cong-jin Ye1, Ying-zhen Sun, Ke-li Chen
1Department of Pharmacy, Hubei College of TCM, Wuhan 430061, China.
Objective:
To establish the characteristic method of rude medicinal material of rhizome of Begonia sinensis.
Method:
The characteristic features of the rhizome were studies by morphological and microscopic observation.
Results:
The description and transverse features of transverse section of the rhizome were described, and in the powder the microscopic features such as cluster needle crystals, tentacle, ring-thread vessel were found.
Conclusion:
The characteristics can be used to differentiate the rhizome of Begonia sinensis.