Black tea remains inconclusive. Black tea Black tea is a type of tea that is more oxidized than oolong, green, and white teas. Black tea is generally stronger in flavour than the less oxidized teas. All four types are made from leaves of the shrub (or small tree) "Camellia sinensis." Two principal varieties of the species are used – the small-leaved Chinese variety plant ("C. sinensis" var. "sinensis"), used for most other types of teas, and the large-leaved Assamese plant ("C. sinensis" var. "assamica"), which was traditionally mainly used for black tea, although in recent years some green and white teas have
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