1. Key Lab. of Ecosystem Network Observation and Modelling; Institute of Geographic Sciences and Natural Resources Res., Chinese Academy of Sciences (CAS); Beijing 100101 China
2. Institute of Medicinal Plant Development; Chinese Academy of Medical Sciences and Peking Union Medical College; Beijing 100193 China
3. Hainan Branch, Institute of Medicinal Plants (Hainan Provincial Key Lab. of Resource Conservation and Development of Southern Medicine); Chinese Academy of Medical Sciences and Peking Union Medical College; 571533 Wanning China
4. Agri-Food and Biosciences Inst.; Newforge Lane Belfast BT9 5PX UK