Contents: Biochemical and Molecular Aspects of Heterocyst, Male Sterility and its Utilization in Hybrid Seed Production, Pollen Wall is a Living system: An Analysis, Stamen Morphogenesis in Cytoplasmic Male sterile Nicotiana tanaci L, Lectins in Pollen and Stigmas, Transgenic Plants: Production and Application on the use of Microspores/ Pollen for Genetic Modification, Significance of Callose in Reproduction of Higher Plants with Special Reference to Male Gametophyte, Pollen Release in Explosive Flowers: A Review