1. Yunnan Key Laboratory for Integrative Conservation of Plant Species With Extremely Small Populations, Kunming Institute of BotanyChinese Academy of SciencesKunming 650201 China
2. CAS Key Laboratory for Plant Diversity and Biogeography of East Asia, Kunming Institute of BotanyChinese Academy of SciencesKunming 650201 China
3. State Key Laboratory of Phytochemistry and Plant Resources in West China, Kunming Institute of BotanyChinese Academy of SciencesKunming 650204 China