Black-spotted pond frog (Pelophylax nigromaculatus) on the Chinese Loess Plateau represents a cryptic species: Evidence from molecular phylogeny and ecological niche modeling FURTHER DISCUSSION ON THE SHANDONG AND LIAODONG PENISULA FLORAS STUDIES ON THE CLASSIFICATION AND ECOLOGY OF ZOYSIA JAPONICA COMMUNITY INH LIAODONG PENINSULA Effects of Fire on the Quantitative Characters of Sexual Reproduction of Zoysia japonica Population in Liaodong Peninsula, China A Comparison of the Floras of Qian Mountain and Adjacent Mountains