1. Committee of Flora of China, Flora of China, Vol. 71, Science Press, Beijing, 1980, p. 55.
2. Editorial Committee of Chinese Material Medica, State Administration of Traditional Chinese Medicine, Vol. 6, Shanghai Science and Technology Press, Shanghai, 1999, p. 446.
3. B. Li, Doctoral dissertation, Bejing University of Chinese Medicine, Beijing, 2006.
4. E. Tiscornia, M. C. Grossi, and C. T. Micco, Sostanze Grasse, 8, 283 (1979).
5. A. Duplatre and C. Tisse, Toxicology, 77, 25926 (1985).