Objective To study the best harvest times and medicinal part of Callicarpa macrophylla Vahl.Method The 95% ethanol was used for ultrasound extract three times,once an hour,and the total flavonoids content were tested by UV spectropnotometer.Result Total flavonolds accumulation of Callicarpa macrophylla Vahl.changed along with the growth of the plants,i.e.the contents increased gradually in the trunk and root decreased in leafs;and the contents of total flavonoids in different parts of the plant were significantly different,and the order was leafroottrunk.Conclusion This research can provide a ...