Cinnamomum cassia Cinnamomum cassia Cinnamomum cassia, called Chinese cassia or Chinese cinnamon, is an evergreen tree originating in southern China, and widely cultivated there and elsewhere in southern and eastern Asia (India, Indonesia, Laos, Malaysia, Taiwan, Thailand, and Vietnam). It is one of several species of "Cinnamomum" used primarily for their aromatic bark, which is used as a spice. In the United States, Chinese cassia is the most common type of cinnamon used. The buds are also used as a spice, especially in India, and were once used by the ancient Romans. The tree grows to tall, with greyish bark and hard,
Cassia (genus) genus "Cassia". Genera "Cassia" and "Senna" are both known in systems of traditional medicine. "Cassia fistula", for example, is used in Ayurvedic medicine. There exists some culinary use for cassias. The fruit of some species is edible. Some have toxins in their seeds, however. There are hundreds of "Cassia" species, but it is unclear just how many. One estimate stands at 692. The genus was a wastebasket taxon for a long time, used to classify plants that did not fit well anywhere else. Over 1000 species have belonged to "Cassia" over the years. Many taxa have since been transferred to