The volume is the consolidation of recent trends in the algal taxonomy. Contributors are specialists in their respective fields and have proposed various recent taxonomical aspects in the algae. The algal taxonomy has also been dealt taking into consideration the biochemical, biotechnological, cytological and ultrastructural aspects. Recent and emerging trends were dealt for Chlorophyceae, Chrysophyceae, Cyanophyceae, Rhodophyceae and Marine algae. The book should be of great value to teachers, researchers and students in the field of phycology.