1. State Key Laboratory of Phytochemistry and Plant Resources in West China and Yunnan Key Laboratory of Natural Medicinal Chemistry, Kunming Institute of Botany, Chinese Academy of Sciences, Kunming 650201, People’s Republic of China
2. CAS Key Laboratory for Plant Diversity and Biogeography of East Asia, Kunming Institute of Botany, Chinese Academy of Sciences, Kunming 650201, People’s Republic of China
3. Institute of Traditional Medicine, Ministry of Health, Phonepapao Village, Sisattanack District, 856 Vientiane, Lao People’s Democratic Republic