Ultrastructure of Pollen Exine in Peucedaneae Drude with Reference to Its Systematic Significance Study on the Systematic Position of Tetraena Maxim On the Systematic Position of Paradombeya Stapf Karyomorphology and Relationships of the Genus Circaeaster Maxim. STUDIES ON THE LEAF EPIDERMIS IN ROEGNERIA C. KOCH FROM QINGHAI AND ITS TAXONOMICAL SIGNIFICANCE Systematic Position of Allium macrostemon Based on nrDNA  ITS and cpDNA trnL-F Sequence Data On the Systematic Position of Daphniphyllaceae Systematic Position of the Woodsiaceae and Peranemaceae:Evidence from Chloroplast trnL-F Region Sequences A Study on the Anatomy of Vegetative Organs of the Gymnotheca Decne. (Saururaceae) in Relation to Its Systematic Position Systematic Position of Allium macrostemon Based on nrDNA  ITS and cpDNA trnL-F Sequence Data STUDIES ON THE SYSTEMATIC POSITION OF THE GENUS SINOCHASEA Structural Study of Secondary Xylem in Bretschneidera sinensis Hemsl. A New Combination of the genus Zingiber—Z. ellipticum (S. Q. Tong et Y. M. Xia) Q. G. Wu et T. L. Wu and the Systematic Evidence SYSTEMATIC POSITION AND GEOGRAPHICALDISTRIBUTION OF STYRACACEAE The Anatomical Study of Plagiozamites oblongifolius and the Systematic Position of Plagiozamites Systematic Position and Polyploid Origin of the Fern Asplenium kiangsuense (Aspleniaceae) DISCUSSION OF SYSTEMATIC POSITION OF CHLORANTHACEAE BY LEAF ARCHITECTURE OF PLANTS Establishment of the distinct species status of Polygonum ciliinerve based on morphological and anatomical data Correction of karyotype of diploid Beesia calthifolia and discovery of a tetraploid cytotype On Systematic Position of Pterygocalyx (Gentianaceae) Anatomy of Secondary Phloem of Glyptostrobus in Relation to Its Systematic Position The Karyotype of Beesia deltophylla and Its Systematic Significance On the Chromosomes of Calathodes (Ranunculaceae) and Its Systematic Position THE EMBRYOLOGY AND IT‘S SYSTEMATIC SIGNIFICANCE OF NITRARIA POLLEN MORPHOLOGY OF THE GENUS HERACLEUM L. FROM CHINA AND ITS TAXONOMIC AND EVOLUTIONARY SINGNIFICANCE A KARYOMORPHOLOGICAL STUDY OF FIVE SPECIES IN THE RANUNCULACEAE FROM YUNNAN, WITH A SPECIAL CONSIDERATION ON SYSTEMATIC POSITIONS OF ASTEROPYRUM AND CALATHODES Phylogenetic Review of Ceratophyllaceae Systematic positions of Lamiophlomis and Paraphlomis (Lamiaceae) based on nuclear and chloroplast sequences Chromosome Numbers of Brassiceae (Cruciferae) in China Biochemical Systematics of Gymnosperms (3)—On the Systematic Position of Tax aceae from Their Seed Protein Peptides and Needle Peroxidases A Study on the Pollen Morphology of Actinidiaceae and Its Systematic Position Systematic Positions of Pterospermeae (Sterculiaceae)on the Basis of DNA Sequence Data Karyomorphology and relationships of Amentotaxus Pilg. Pollen Morphology of Craigia with Reference to Its Systematic Position A review of phylogeny of Carlemanniaceae The Anatomy, Embryology and Systematic Relationships of Eucommiaceae Anatomy of Gymnosperms Endemic to China, II. Taiwania flousiana Gaussen (Taxodiaceae) On Systematic Position of Baolia Kung et G. L. Chu in Chenopodiaceae Notes on the Genus Prismatomeris Thw. (Rubiaceae) of China Pollen Morphology of Convallarieae (Liliaceae) and Systematic Position of Theropogon Maxim. A Study on the Anatomy of Vegetative Organs of the Gymnotheca Decne. (Saururaceae) in Relation to Its Systematic Position A Study on the Genus Cephalotaxus Sieb. et Zucc. A Study on the Genus Cephalotaxus Sieb. et Zucc. Approaches to thesystematic position of Circaeaster based on the morphological data Comparative anatomical studies on the vessel elements in the secondary xylem of Juglandaceae from China and discussion on their evolutionary position STUDIES ON THE SYSTEMATIC POSITION OF METASEQUOIA