Analysis on Genetic Diversity of Germplasm Resources of Anticancer Plant Rabdosia rubescens (Labiatae) Effects of rare-earth elements La3+and Ce3+ on the growth of Rabdosia rubescens regeneration plant and the accumulation of main secondary metabolites Study on method for extracting and separating oridonin in Rabdosia rubescens Establishment of Culture System of Rabdosia rubescens(Hemsl.)Hara and Content of the Main Secondary Metabolites in Its Regenerated Plantlets Research and Evaluation on Chemical Fingerprints of Diterpenoids from Rabdosia rubescens Effects of Pb2+stress on seed germination & seedling growth of Rabdosia rubescens Studies on the Induction of Calli and Cell Culture of Rab dosia rubescens New Taxa of Rabdosia rubescens Isolation and purification of polysaccharide RPPSIIa from Rabdosia rubescens and its activity Isolation and purification of polysaccharide RPPSIIa from Rabdosia rubescens and its activity