Ants, Plants and Fungi: A view on some patterns of interaction and diversity -- ABA as a Universal Plant Hormone -- Reduced genomes from parasitic plant plastids: templates for minimal plastomes? Nucleotides and nucleosides: transport, metabolism and signaling function of extracellular ATP -- Regulation of PPi Levels Through the Vacuolar Membrane H+-pyrophosphatase -- Interactions Between Nutrients and Crassulacean Acid Metabolism -- Guttation: Quantification, Microbiology and Implications for Phytopathology -- Adaptation of rice to flooded soils -- Physiological mechanisms of flooding tolerance in rice: transient complete submergence and prolonged standing water between 0.3 to over 3 m -- Beyond Mutualism: Complex Mycorrhizal Interactions -- Ecology of Phreatophytes -- Some like it hot - are desert plants indifferent to climate change?