Progress in Botany Vol. 74

Half a Century of Pursuing the Pervasive Proton.- Gene Transfer in Legumes.- Physiology of the Potato – Potato Virus Y Interaction.- Cellular Mechanisms of Environmental Adaptation: Learning from non-Arabidopsis Model Species.- Epigenetic Flexibility Underlying Phenotypic Plasticity.- Whole-Plant Physiology: Synergistic Emergence Rather than Modularity.- Evo-Devo-Eco and Ecological Stem Species: Potential Repair Systems in the Planetary Biosphere Crisis.- Roles of Organic Acid Metabolism in Plant Tolerance to Phosphorus-Deficiency.- The Production and Protection of Nectars.- Identifying Geographically Based Metapopulations for Development of Plant Materials Indigenous to Rangeland Ecosystems of the Western USA.- Invasive Alien Plants and Their Effects on Native Microbial Soil Communities.- Biotic Interactions in the Face of Climate Change.- From Aral Sea to Aralkum – an ecological Disaster or Halophytes’ Paradise.