Green Tea, White Tea, Black Tea, Oolong Tea. What do they all have in common? They all come from the same plant Camellia sinensis. What else? Not much! Each type of tea is subject to a variety of processes (sometimes more oxidation, sometimes less, sometimes ground to a powder), resulting in wildly different flavors and effects. Max Falkowitz, a super famous tea writer, and I worked on isolating the major distinctions between each type of tea, including \ famous variations and their stories. 8 inch square letterpress print made by Archie's Press.