Leaf morphology and PSⅡchlorophyll fluorescence parameters in leaves of Sinosenecio jishouensis in Different Habitats Breeding System and Clonal Architecture of Sinosenecio jishouensis Effects of Drought Stress on Photosynthetic Apparatus in Sinosenecio jishouensis The reproductive ecological characteristics of Sinosenecio jishouensis (Compositae) and its endangerment mechanisms DNA barcodes identify Chinese medicinal plants and detect geographical patterns of Sinosenecio (Asteraceae) A new species of Sinosenecio B. Nord. (Asteraceae: Senecioneae) The New Speciets of the Tribe Senecioneae (Compositae) from China Characteristics of Soil Nutrients and Distribution Pattern of Sinosenecio jishouensis Population