Medicinal source:

Hong, L., Guo, Z., Huang, K., Wei, S., Liu, B., Meng, S. & Long, C. (2015). Ethnobotanical Study on Medicinal Plants Used by Maonan People in China. Journal of Ethnobiology and Ethnomedicine. 11: 32. [MPNS is grateful to Patricia van Eijndthoven for providing the data from this reference.]