Characters of Leaf Epidermis and Their Systematic Significance in Genus Dianthus Leaf Venation and Its Systematic Significance in Sapindaceae of China Leaf epidermal micromorphology of Hypode matium and its systematic significance Leaf Cell Morphology Characteristics of Family Pottiaceae and Systematic Significance Development of Ovules and Embryo sacs in Ostrya virginiana (Betulaceae) and Its Systematic Significance Chalazal region morphology on the endotesta of Magnoliaceous seeds and its systematic significance Characters of Leaf Epidermis and Their Systematic Significance in Smilacina Pollen morphology of Michelia and its systematic significance Comparative Morphology of Leaf Epidermis in the Fern Genus Phymatopteris (Polypodiaceae) Pollen Morphology of the Primulina(Gesneriaceae)from South China and Its Taxonomic Significance Pollen Morphology of the Primulina(Gesneriaceae)from South China and Its Taxonomic Significance Leaf epidermal morphology of Zanthoxylum s.l. (Rutaceae) from China Floral Organogenesis and Its Systematic Significance of the Genus Nandina(Berberidaceae) Characters of Leaf Epidermis and Their Systematic Significance in Menispermaceae THE DISCOVERY OF THE BILACUNAR NODES AND BILOBED LEAVES IN CIRCAEASTER AND THEIR SISTEMATIC SIGNIFICANCE An embryological study and systematic significance of the primitive gymnosperm Ginkgo biloba Leaf Epidermal Features of Machilus (Lauraceae) from China and Their Systematic Significance Seed coat morphology and its systematic significance in Juncus L. (Juncaceae) in Egypt Peristome Morphology Characteristics of 16 Species of Family Pottiaceae and their Systematic Significance Structural Characteristics of Leaf Epidermis and Their Systematic Significance in Davalliaceae Study on seed morphology of Mahonia Supplemental study on the pollen morphology of the tribe Hyoscyameae(Solanaceae)and its systematic significance Gametophyte development in Hypodematium glanduloso-pilosum and its systematic significance Gametophyte development in Mesopteris tonkineusis and its systematic significance Leaf micromorphology of 12 species of Aspleniaceae and its taxonomic significance Research of Characteristics of Leaf Epidermis for Apocynaceae Leaf Epidermal Feature of Astragalus L. Subgenus Pogonophace Bunge(Leguminosae) from China and Its Systematic Significance THE LEAF EPIDERMAL FEATURES AND THEIR SYSTEMATIC SIGNIFICANCE OF THE GENUS CLINTONIA RAF Gametophyte development in Onychium japonicum and its systematic significance Leaf Epidermal Features of 29 Species of the Genus Vicia L.from China POLLEN ULTRASTRUCTURE OF THEACEAE AND ITS SYSTEMATIC SIGNIFICANCE Comparative morphology of leaf epidermis in Parnassia (Parnassiaceae) from China On the Systematic Significance of Floral Organogenesis in Saururaceae