1. State Key Laboratory for Conservation and Utilization of Bio-Resources in Yunnan, School of Life Sciences, Yunnan University, Kunming 650091, China
2. CAS Key Laboratory of Tropical Plant Resources and Sustainable Use, Xishuangbanna Tropical Botanical Garden, Chinese Academy of Sciences, Kunming, Yunnan 650223, China
3. College of Tobacco Science, Yunnan Agricultural University, Kunming, Yunnan 650201, China
4. Center of Economic Botany, Core Botanical Gardens, Chinese Academy of Sciences, Menglun, Mengla, Yunnan 666303, China
5. University of Chinese Academy of Sciences, Beijing 100049, China
6. Department of Energy Plant Research Laboratory, Michigan State University, East Lansing, Michigan 48824