With one new volume each year, this series keeps scientists and advanced students informed of the latest developments and results in all areas of botany. The present volume includes reviews on structural botany, plant physiology, genetics, taxonomy, and geobotany.

A. Structural Botany

I. Cell Architecture and Cellular Morphogenesis of Eukariotic Algae (Chlorophyta)
II. Comparative Morphology, Anatomy, and Function of the Stem and Root of the Flowering Plants
B. Physiology
I. Electrophysiology of Stomata
II. Exchange of Energy and Vapor Between Plants and the Atmosphere
III. Secondary Plant Substances: Ornithine-Derived Alkaloids
IV. Mineral Nutrition: Humid Tropical Forests
V. Geosiphon pyriforme (Kützing) von Wettstein, a Promising System for Studying Endocyanoses
VI. Significance of Glutathione Metabolism in Plants Under Stress
VII. A Stress Physiological Role for Abscisic Acid (ABA) in Lower Plants
VIII. UV-B Effects on Terrestrial Plants and Aquatic Organisms
IX. Molecular Aspects of Natural and Induced Incompatibility in Flowering Plants
C. Genetics
I. Replication and Cell Cycle Control
II. Recombination: Effects on Structure and Function of the Mitochondrial Genome
III. Mutation: Higher Plants
IV. Function of Genetic Material, Regulation of Genes Encoding Seed Storage Proteins
V. Extranuclear Inheritance: Plastid Genetics
VI. Population Genetics
D. Taxonomy
I. Lichenized and Lichenicolous Fungi 1991-1992
II. Molecular Systematics: 1991-1993
III. Karyology and Cytogenetics
E. Geobotany
I. Plant Population Ecology.