Biosystematic Studies of Kengyilia stenachyra(Poaceae:Triticeae) Relationships among Kengyilia species assessed by RAPD markers Geographical distribution of Kengyilia Yen et J. L. Yang (Poaceae) Cytogenetic and Morphological Studies of Hybrids Between Kengyilia mutica and Roegneria kamoji (Poaceae:Triticeae) Biosystematic studies of Kengyilia melanthera and K. kokonorica (Poaceae: Triticeae) Studies on Karyotypes of Two Species in Kengyilia and Three Species in Roegneria A phylogenetic analysis of Kengyilia (Poaceae) A taxonomical study on the genus Kengyilia Yen et J. L. Yang Phylogenetic Relationships among Species of Roegneria, Elymus, Hystrix and Kengyilia (Poaceae: Triticeae) Based on RAMP Marker The Phylogenetic Relationships of Kengyilia Species Based on Evidences from ITS Sequences Genetic Diversity of The major Varieties of KengyiliaYen in QingHai Plateau Based on EST-SSR Makers