Characteristics of clonal growth of Ligularia virgaurea to different elevation gradient on alpine meadow Chemical Components of Essential Oils From the Herb of Ligularia virgaurea Effects of inflorescence position on seed production and seedling establishment in Ligularia virgaurea Seed size effect on seedling growth under different light conditions in the clonal herb Ligularia virgaurea in Qinghai Tibet Plateau Factors Influencing Seed Production in Ligularia virgaureaⅠ. Habitat and Architecture of Inflorescence Size-dependent Reproductive Allocation of Ligularia virgaurea in Different Habitats Clonal Growth of Ligularia virgaurea: Morphological Responses to Nutritional Variation Relationship Between Habitats and Resource Allocation of Inflorescence Structure in Ligularia virgaurea Allelopathy and chemical constituents of Ligularia virgaurea volatile Effects of Light on the Growth and Clonal Reproduction of Ligularia virgaurea