A. Morphology.- I. Cytology.- a) Special Cytology: Cytology and Morphogenesis of the Prokaryotic Cell.- b) Cytology and Morphogenesis of the Fungal Cell.- II. Morphologie und Histologie der höheren Pflanzen.- a) Vegetative Anatomie der Spermatophyta.- B. Physiology.- I. Plant Water Relations.- II. Mineral Nutrition: Vacuoles and Tonoplasts.- III. Photosynthesis. Carbon Metabolism: On Land and at Sea.- IV. Metabolism of Organic Acids.- V. Metabolism of Organic N-Compounds Ammonium Assimilation and Amino Acid Metabolism.- VI. Secondary Plant Substances. Monoterpenes.- VII. Developmental Physiology.- VIII. Physiology of Movement.- C. Genetics.- I. Replication.- II. Recombination.- a) DNA Transformation in Cyanobacteria, Algae and Fungi; Trends and Perspectives.- III. Mutagenesis.- IV. Extrakaryotic Inheritance: Mitochondrial Genetics.- V. Phytopathology.- a) Biological Control of Plant Pathogenic Fungi.- D. Taxonomy.- I. Systematics and Evolution of the Algae.- II. Taxonomy and Phylogeny of Fungi.- III. Systematics of Lichenized Fungi.- IV. Systematics of the Bryophytes.- V. Systematics of the Pteridophytes.- E. Geobotany.- I. The History of Flora and Vegetation During the Quaternary.- II. Vegetation Science (Sociological Geobotany).- F. Special Topics.- I. Symbiosen: Mykorrhiza.- a) Ektomykorrhiza.- b) Endomycorrhizae.
