Review. 50 Years of the Moss Story.- Genetics. Recombination: From Genetic Towards Physical Distances: High Resolution Mapping of Plant Resistance Genes. Function of Genetic Material: From Gene Structure to Gene Function Approaches to Understanding the Action of Genes in Higher Plants. Extranuclear Inheritance: Plastid Genetics: Manipulation of Plastid Genomes and Biotechnological Applications. Molecular Cell Biology: Role of Repetitive DNA in Nuclear Architecture and Chromosome Structure. Genetics of Phytopathology: Phytopathogenic Fungi: Genetic Aspects of Host-Pathogen Interaction. Population Genetics: Coevolution in Host-Pathogen Systems. Plant Breeding: FLO-like Meristem Identity Genes: from Basic Science to Crop Plant Design.- Physiology. Are Plants Stacked Neutrophiles? Comparison of Pathogen-Induced Oxidative Burst in Plants and Mammals. Physiology of Mycorrhiza. Plant Performance under Water Logging and Flooding.- Systematics. Systematics and Evolution of the Cyanobacteria (Cyanophyceae). Ecology. History of Flora and Vegetation During the Quaternary. Biodiversity Research in Botany.-