Fei, Leing, (Ed.). 1999. Atlas of Amphibians of China. Chemgdu: Chengdu Institute of Biology.

Jørgensen, P.M. & León-Yáñez, S. (Eds.). 1999. Catalogue of the vascular plants of Ecuador. Monograph. Syst. Bot. Missouri Bot. Gard. 75:i-vii, 1-1181.

Lei, F.-M., Qu, Y.-H., Lu, J.-L., Liu, Y. & Yin, Z.-H. 2003. Conservation on diversity and distribution patterns of endemic birds in China. Biodiversity and Conservation 12: 239-254.

Mackinnon, J. 1996. Wild China. London: New Holland.

Mackinnon, J., Sha, M., Cheung, C., Carey, G., Zhu, X. & Melville, D. 1996. A Biodiversity Review of China. Hong Kong: WWF International.

Schauensee, R. M. de. 1984. The Birds of China. Washington D.C.: Smithsonian Institution Press.

Sichuan Vegetation Study Group. 1980. Sichuan Zhibei (Vegetation of Sichuan). Chengdu: Sichuan People’s Press.

Smil, V. 1992. China’s environment in the 1980’s: Some critical changes. Ambio 21:431-436.

Wang, W.T., Wu, S.G., Lang, K.Y., Li, P.Q., Pu, F.T. & Chen, S.K. (Eds.). 1993. Vascular Plants of the Hengduan Mountains, Vol. 1: Pteridophyta, Gymnospermae, Dicotyledoneae (Saururacea to Cornaceae). Beijing: Science Press.

Wang, W.T., Wu, S.G., Lang, K.Y., Li, P.Q., Pu, F.T. & Chen, S.K. (Eds.). 1994. Vascular Plants of the Hengduan Mountains, Vol. 2: Dicotyledoneae (Diapensiacea to Asteraceae) to Monocotyledoneae (Typhaceae to Orchidaceae). Beijing: Science Press.

Wu, Z.Y. 1988. Hengduan mountain flora and her significance. Journal Japanese Botany 63: 297-311.

Xiong, J.H. (Ed.). 1989. Flora Sichuanica, Vol. 8: Angiospermae. Chengdu: Sichuan Government Press.

Xu, J.M. (Ed.). 1991. Flora Sichuanica, Vol. 7: Spermatophyta. Chengdu: Sichuan Government Press.

Zhao, E. & Adler, K. 1993. Herpetology of China. Oxford, U.S.A.: Society for the Study of Amphibians and Reptiles.

Zhao J., Guangmei, Z., Huadong, W. & Jialin, X. 1990. The Natural History of China. London: Collins.

Zhou, B. K. (Ed.). 1994. Flora Sichuanica. Vol. 11, Spermatophyta.Chengdu: Sichuan Science Press.