Cinnamomum is a genus of evergreen trees and shrubs. All of them belong to the same family as the laurel, Laurelaceae. The species in the genus have aromatic oils in their leaves and bark. There are over 300 species in the genus. They can be found in the tropical and subtropical regions of the Americas, Oceania, Asia and Australasia.
Well-known Cinnamomum species include Cinnamon (Cinnamomum verum, also known as "true cinnamon" or Ceylon Cinnamon); Cassia (C. aromaticum or C. cassia), Camphor laurel (C. camphora), Saigon cinnamon (C. loureiroi, also known as Vietnamese cinnamon, Vietnamese cassia, or Saigon cassia), Malabathrum (C. tamala, also known as C. tejpata; tejpat or tej pat in Hindi; or, inaccurately, "Indian bay leaf").