On the Chinese Species of Passifloraceae On the Chinese Species of Passifloraceae Advances in studies on chemical constituents and pharmacological activities for plants of Gymnadenia R. Br. Pollen Ultrstructure of Pentapylacaceae and Sladeniaceae and Their Relationships to the Family Theaceae Chromosome Number of Sladenia celastrifolia Molecular phylogeography and conservation genetics of Sladenia celastrifolia inferred from chloroplast DNA sequence variation Karyotype of Sladenia and Its Systematic Insights Pollen morphology of Gymnadenia R. Br. (Orchidaceae) and its taxonomic significance Construction of a Full-length cDNA Library of Gymnadenia conopsea by Modified Oligo-capping Quantitative analysis of four active constituents in Tibetan herb Gymnadenia conopsea by high-performance liquid chromatography A New Species of Melampsora Constituents of Gymnadenia conopsea Uniform design for in vitro somatic embryogenesis and plant regeneration of Gymnadenia conopsea