[Pharmacognostic studies on Begonia sinensis rhizome].
OBJECTIVE
To establish the characteristic method of rude medicinal material of rhizome of Begonia sinensis.


METHODS
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.


CONCLUSIONS
The characteristics can be used to differentiate the rhizome of Begonia sinensis.
Ye
Cong-jin
CJ
Department of Pharmacy, Hubei College of TCM, Wuhan 430061, China.
Sun
Ying-zhen
YZ
Chen
Ke-li
KL
D031112:Begoniaceae / Q000033:anatomy & histology* / Q000166:cytology; D010598:Pharmacognosy; D035281:Plant Tubers / Q000033:anatomy & histology / Q000166:cytology; D010946:Plants, Medicinal / Q000033:anatomy & histology* / Q000166:cytology; D027343:Rhizome / Q000033:anatomy & histology / Q000166:cytology