A Review on the Study of Hubeibeimu Effective part screening on antitussive, expectorant and antiasthmatic activities of Fritillaria hupehensis Structural study on ent-kaurane diterpenoid d imers from Fritillaria hupehensis KARYOTYPE ANALYSIS OF FRITILLARIA HUPEHENSIS HSIAO ETK. C. HSIA STUDIES ON TISSUE CULTURE OF FRITILLARIA HUPEHENSIS Ⅰ. CALLUS INDUCTION AND MORPHOGENESIS IN THE TISSUE CULTURE OF FRITILLARIA HUPEHENSIS Phylogenetic analysis for Fritillaria hupehensis:evidence from ITS, rpl16 and matK sequences STUDY ON SAND CULTURE OF SINGLE-SCALE PROPAGATION OF FRITILLARIA HUPEHENSIS