1. D. L. Wu, Flora of China, Vol. 39, Chinese Science Press, Beijing, 1988, p. 123.
2. J. Cai, J. Q. He, X. M. Wang, X. Shu, and L. Wu, Chin. J. Agric. Sci. Bull., 27, 142 (2011).
3. S. Singh, S. K. Singh, and A. Yadav, Am. J. Ther., 3, 291 (2013).
4. T. Li, Z. M. Feng, X. Y. Yang, and L. Q. Wang, Chin. J. Chem. Ind. Forest. Prod., 32 (6), 107 (2012).
5. Y. K. Li, Y. C. Yang, Y. Qin, Y. L. Meng, Y. Q. Ye, H. Y. Yang, X. M. Gao, and Q. F. Hu, Heterocycles, 89, 481 (2014).