Taxonomic notes on Meeboldia H. Wolff (Umbelliferae) Intergeneric relationships in the subtribe Ferulinae,tribe Peucedaneae(Umbelliferae)from China in the light of serological investigation of seed protein A reclassification of Notopterygium Boissieu (Umbelliferae) Cytotaxonomy of Ferula L. in China Pollen Morphology of the Genus Ligusticum from China and Its Systematic Significance A Revision of the Genus Ligusticum (Umbelliferae) in China A TAXONOMIC STUDY ON THE GENUS CNIDIUM IN CHINA Advance in studying early bolting of Umbelliferae medicinal plant Comparison Between Essential Oil and Amino Acid in Fresh and Processed Roots of Changiunm smyrnioides Wollf Chemical Constituents of the Root of Pimpinella thellungiana POLLEN MORPHOLOGY OF THE GENUS HERACLEUM L. FROM CHINA AND ITS TAXONOMIC AND EVOLUTIONARY SINGNIFICANCE Studies on chemical constituents from roots of Peucedanum praeruptorum Ⅲ NOTES RELATING TO FLORA OF HUNAN:Ⅱ. CARYOPHYLLACEAE,FAGACEAE, UM BELLIFERAE,RUBIACEAE, COMPOSITAE,ALISMATACEAE New Taxa of the Chinese Umbelliferae (3) New Taxa of the Chinese Umbelliferae (2) A Report on the Chromosome Numbers of Chinese Umbelliferae POLLEN MORPHOLOGY OF TONGOLOA, A ENDEMIC GENUS IN CHINA AND ITS TAXONOMIC SIGNIFICANCE STUDIES ON THE CHEMICAL CONSTITUENTS OF “LUANG-DU DANG-GUl” (ANGELICA SP.) Chemical constituents from root and rhizome of Glehnia littoralis Chemical constituents from roots of Peucedanum praeruptorum (Ⅴ) A STUDY OF THE CHINESE DRUGS OF UMBELLIFERAE VI. CHEMICAL CONSTITUENTS OF PEUCEDANUM TURGENIIF0LIUM W0LFF (Part 2) Anatomical Studies on Fruits and Petioles of 8 Species of Angelica L.from Sichuan Province New Taxa of Umbelliferae from China Taxonomic and Floristic Novelties in Chinese Umbelliferae from Qomolangma Region (Xizang, the Himalayas) Studies on chemical constituents from roots of Peucedanum praeruptorum THE STUDY OF THE CHINESE DRUGS OF UMBELLIFERAE Ⅱ. ON THE CHEMICAL CONSTITUENTS OF THE ROOTS OF HERACLEUM NEPALENSE D.DON A STUDY OF THE CHINESE DRUGS OF UMBELLIFERAE Ⅲ.NEW C0UMARINS OF PEUCEDANUM TURGENIIFOLIUM W0LFF THE STUDY OF THE CHINESE DRUGS OF UMBELLIFERAE Ⅳ.THE STRUCTURE OF APAENSIN A STUDY OF THE CHINESE DRUGS OF UMBELLIFERAE V. CHEMICAL CONSTITUENTS OF THE ROOTS OF HERACLEUM HENRYI WOLFF Fruit Morphology of 23 Species in Umbelliferae and Its Taxonomic Significance GC-MS analysis of essential oils from Radix Angelicae Pubescentis Systematic Studies in Czernaevia Turcz. (Umbelliferae) A Report on Chromosome Numbers of Chinese Umbelliferae Chemotaxonomic Studies in Ferula of China on the Basis of Flavonoids Studies on chemical constituents of rhizomes of Ligusticum chuanxiong