Objective: To study identification methods of Dai medicine" Guomaguo", the fruit of Spondias pinnata.
Methods: Characteristic, microscopic observation and TLC idertification were used to authenticate this crude drug.
Results: The characters of the cross section, powder and TLC of the drug were reported, and the relevant drawings of the tissue, powder and TLC of this ethnomedicine were drawn.
Conclusion: These results can supply evidences for the identification of the ethnomedicine in its exploitation and utilization.