DEVELOPMENT AND HISTOCHEMICAL OBSERVATIONS ON ANTHER WALL LAYERS OF LILIUM BROWNII F.E.EX MIELLEZ VAR.VIRIDULUM BAKER Microsporogenesis and Formation of Male Gametophyte in Swertia hickinii Burk.and Their Systematical Implications Microsporogenesis, development of male gametophyte in Michelia figo and their systematic significance Microsporogenesis and Male Gametophyte Development in Uncaria hirsuta Havil. (Rubiaceae) Studies on the Megasporogenesis, Microsporogenesis and Development of Female and Male Gametophyte of Capsicum annuum L. Sporogenesis,Gametogenesis in Zephyranthes candida and Their Systematic Significances Effects of Cold Pretreatment on the Structure of Anther Wall Browning in Japonica Rice during Anther Culture Studies on the Megasporogenesis, Microsporogenesis and Development of Female and Male Gametophyte of Capsicum annuum L. Observation on anther development of Phyllostachys edulis Cytological Studies on Pollen Sterile Hybrid F1 and Its Parent Taichung 65 (Oryza sativa L.) during the Anther Culture CYTOLOGICAL OBSERVATIONS ON THE ANTHER WALL DEVELOPMENT AND THE INTERCELLULAR MIGRATION OF CHROMATIN IN (PMC‘‘‘‘s) OF ASTRAGALUS MEMBRANACEUS (Fisch.) Bge