Patterns of ramet population of Iris japonica Thumb. and their effects on herb diversity in different micro-habitats on Jinyun Mountain Flower Structure and Biological Characteristics of Flowering and Pollination in Iris japonica Thunb. Morphological adaptability of clonal herb Iris japonica to changed light condition Clonal plasticity of Iris japonica under different soil and canopy conditions in subtropocal evergreen broad-leaved forest. Effect of simulated ortet density on growth and clonal propagation of Iris japonica Cytogenetic Study on the Interspecific Hybrid between Iris japonica and Iris confusa (Irisaceae) A study on photosynthetic characteristics and growth and development of Iris japonica under different illumination Effects of Soil Nutrients on Plasticity of Floral Characteristics in Iris japonica Thunb.