Zhang Chaohui, male, Han nationality, born in 1963, professor of botany/ecology, leader of provincial key disciplines of botany, and vice president of College of Geography and Biology of Guizhou Normal University. 65438-0998 was funded by the International Cooperation Bureau of the National Natural Science Foundation of China and the Royal Society of Britain to go to Britain for cooperative research. 1999-2000 Visiting Associate Professor of Botany, King's College London, University of London; 2002- 2003 Visiting Professor of Botany/Ecology, School of Plant Science, University of Reading, UK. Member of International Society of Bryophytes, director of Guizhou Botanical Society, expert in project evaluation of National Natural Science Foundation, and expert in project evaluation of Guizhou Natural Science Foundation.