Plant ecology can be defined as the in-depth study of plant species which are found in different ecological regions such as temperate grasslands, savannas and coniferous forests. This book will be useful for students and researchers in the fields of ecophysiology, ecosystem ecology and biosphere ecology. The field also delves into the various interactions among plants and those of plants with their surroundings. This book brings forth some of the most innovative concepts and elucidates the unexplored aspects of plant ecology. It attempts to understand the multiple branches that fall under this discipline and how such concepts have practical applications. This text includes some of the vital pieces of work being conducted across the world, on various topics related to plant ecology.