1. Institute of Botany, Chinese Academy of Sciences, Flora of China, Vol. 29, Science Press, Beijing, China, 2001, p. 304.
2. A. Chevallier, The Encyclopedia of Medicinal Plants, 1st American edn.; DK Pub., distributed by Houghton Mifflin, New York, Boston, 1996, p. 336.
3. Y. G. Xia, G. Y. Li, J. Liang, B. Y. Yang, S. W. Lu, and H. X. Kuang, Evid.-Based Complement. Alternat. Med. (eCAM), 2, 684508 (2014).
4. H. J. Yu, C. C. Chen, and B. J. Shieh, J. Nat. Prod., 61 (8), 1017 (1998).
5. L. Feng, Y. H. Xu, S. S. Wang, W. A. Yeung, Z. G. Zheng, and R. S. Wang, Phytother. Res., 26 (3), 412 (2012).