References. - 1 The Significance of the Morphology of the Basidium in the Phylogeny of Basidiomycetes. - Heterobasidiomycetes. - Uredinales. - Septobasidiales. - Ustilaginales s. str. - Auriculariales. - Tremellales. - Holobasidiate Taxa. - Basidiomycete Yeasts and Yeast-like Taxa. - Homobasidiomycetes. - References. - 2 Ultrastructure and Cytochemistry of Basidial and Basidiospore Development. - Basidial Initiation. - Storage Product Accumulation. - Wall Development in the Basidium. - Basidial Septation. - Sterigmal Initiation. - Basidiospore Formation. - Cytoplasmic Differentiation at the Septal Pore. - Vacuolation of Maturing Basidia. - Endomembrane System. - Other Organelles. - Experimental Control of Late Basidial Development. - Materials and Methods. - Summary and Conclusions. - References. - 3 Meiotic Divisions in the Basidium. - Methods. - The Sequence of Meiosis. - Discussion. - References. - 4 Replication of Deoxyribonucleic Acid and Crossing Over in Coprinus. - An Overview of the System. - Premeiotic DNA Replication. - Genetic Recombination. - Recombination a Coordinated Program of the Meiotic Cell Cycle. - Concluding Remarks. - References. - 5 Biochemical and Genetic Studies on the Initial Events of Fruitbody Formation. - Detection of Fruitbody-Inducing Substance. - Regulation of Cyclic AMP Level and Fruiting. - Existence of Cyclic AMP-Dependent Protein Kinases. - Regulation of Glycogen Metabolism by Cyclic AMP. - Possible Role of Cyclic AMP in Fruiting. - References. - 6 Control of Stipe Elongation by the Pileus and Mycelium in Fruitbodies of Flammulina velutipes and Other Agaricales. - Role of the Pileus in Stipe Elongation of Agaricales. - Relationship Between Stipe Elongation and the Mycelium. - Plant Growth Regulators and Nucleotides in Relation to Fruitbody Growth. - Recent Studies on Flammulina velutipes. - Discussion. - References. - 7 Metabolic Control of Fruitbody Morphogenesis in Coprinus cinereus. - Materials and Methods. - Results. - Discussion. - Concluding Remarks. - References. - Author Index. Language: English