Fossil History of Some Endemic Seed Plants of East Asia and Its Phytogeographical Significance Floristic characteristics of endemic plants to Guangxi The Origin, Dispersal and Formation of the Distribution Pattern of Swertia L. (Gentianaceae) The reproductive ecological characteristics of Sinosenecio jishouensis (Compositae) and its endangerment mechanisms THE PRECIOUS RARE AND ENDEMIC PLANTS IN QINLING MOUNTAINS AND THEIR FLORISTIC CHARACTERISTICS A phylogenetic subclade analysis of range sizes of endemic woody seed plant species of China: Trait conservatism, diversification rates and evolutionary models ENDEMIC PLANTS OF HAINAN ISLAND Endemic Plants in Limestone RegiOn on Hainan Island