A new variety of Jasminum(Oleaceae) from Sichuan Province, China The root nodules and the nitrogen fixation property of the Cycas Panzhihuaensis Pollination Biology of Cycas panzhihuaensis L. Zhou et S.Y.Yang Biological Properties, Trunk Anatomy and Growth Patterns of Cycas panzhihuaensis Diversity of Culturable Bacteria Associated with Tuber panzhihuanensePinus armandii Ectomycorrhizosphere Soil Diversity of Culturable Bacteria Associated with Ascocarps of a Chinese White Truffle, Tuber panzhihuanense (Ascomycota)* Diversity of Culturable Bacteria Associated with Tuber panzhihuanensePinus armandii Ectomycorrhizosphere Soil A New C-Glycosylflavone from the Leaves of Cycas panzhihuaensis SPATIAL VARIABILITY OF SOIL pH BASED ON GIS COMBINED WITH GEOSTATISTICS IN PANZHIHUA TOBACCO AREA Karyotype Analysis of Cycas panzhihuaensis L. Zhou et S. Y. Yang The Ecological Geographic Distribution, Spatial Pattern and Collecting History of Cycas panzhihuaensis Populations