Chinese tea green, oolong, black and post-fermented. Others add categories for scented and compressed teas. All of these come from varieties of the "Camellia sinensis" plant. Most Chinese teas are cultivated and consumed in China, however are also exported internationally due to a rise in the popularity of Chinese cuisine worldwide. It is commonly available in Chinese Restaurants and grocery shops worldwide. Green tea is the most popular type of tea consumed in China. Within these main categories of tea are vast varieties of individual beverages. Some researchers have counted more than 700 of these beverages. Others put the number at more
Tea many genetic similarities with Indian Assam type tea (also "C. sinensis" var. "assamica"). Thus, Western Yunnan Assam tea and Indian Assam tea both may have originated from the same parent plant in the area where southwestern China, Indo-Burma, and Tibet meet. However, as the Indian Assam tea shares no haplotypes with Western Yunnan Assam tea, Indian Assam tea is likely to have originated from an independent domestication. Some Indian Assam tea appears to have hybridized with the species "Camellia pubicosta." Assuming a generation of 12 years, Chinese small leaf tea is estimated to have diverged from Assam tea around 22,000