Phytodiversity is a concept, which refers to the range of variations of differences along the same set of entities, thus refers to variety within the plant kingdom. It is defined in terms of genus, species and ecosystem, corresponding to their fundamental and hierarchically related levels of biological organization i.e. species diversity, genetic diversity and ecosystem diversity. Phytodiversity is thus indeed commonly used to describe the number, variety and variability in plants. It is commonly used as synonym of plant taxonomy. Plant taxonomy is the most fundamental and the basic branch of...