Green tea Green tea Green tea is a type of tea that is made from "Camellia sinensis" leaves that have not undergone the same withering and oxidation process used to make oolong teas and black teas. Green tea originated in China, but its production and manufacture has spread to many other countries in Asia. Several varieties of green tea exist, which differ substantially based on the variety of "C. sinensis" used, growing conditions, horticultural methods, production processing, and time of harvest. Although there has been considerable research on the possible health effects of consuming green tea regularly, there is little evidence that
Camellia taliensis Camellia taliensis Camellia taliensis (also Yunnan large leaf varietal tea, wild tea, 大理茶) is a species of evergreen shrub or small tree whose leaves and leaf buds are used to produce tea. It is of the genus "Camellia" of flowering plants in the family Theaceae. "C. taliensis" is an important wild relative to the cultivated the tea plant "Camellia sinensis." It also belongs to the same section "Thea" as "C. sinensis." It is an endangered species due to human overpopulation causing fragmentation of the plant's natural habitat and from overpicking of the leaves for the tea market. "Camellia talensis" has