Ultradian Growth Oscillations in Organs: Physiological Signal or Noise?- Nutation in Plants -- Rhythmic Stem Extension Growth and Leaf Movements as Markers of Plant Behavior: How Endogenous and Environmental Signals Modulate the Root-Shoot Continuum -- Rhythmic leaf movements: physiological and molecular aspects -- Spatial and temporal responses in stomatal behaviour, photosynthesis and implications for water use efficiency -- The Pollen Tube Oscillator: Integrating Biophysics and Biochemistry Into Cellular Growth and Morphogenesis -- Oscillations in Plant Transpiration -- Photoperiodism: The Calendar of Plants -- Circadian Rhythms in Stomata: physiological and molecular aspects -- Time to network: the molecular blueprint of the circadian timing system in plants -- Noise-Induced Phenomena and Complex Rhythms: A Test Scenario for Plant Systems Biology -- Emergent oscillatory properties in modelling ion transport in guard cells -- Systems biology analysis of changes in potential across plasma membrane: physiological implications -- Rhythms, Clocks and Deterministic Chaos in Unicellular Organisms.