Dim sum various mixtures of flowers with green tea, black tea or oolong tea. Flowers used include jasmine, gardenia, magnolia, grapefruit flower, sweet-scented osmanthus and rose. There are strict rules about the proportion of flowers to tea. Jasmine tea is the most popular type of scented tea, and is often the most popular type of tea served at yum cha establishments. The above teas are produced in most of China. Chinese tea bushes ("Camellia sinensis") are cultivated in the mountain areas of tropical and subtropical regions or wherever there is a proper climate, sufficient humidity, adequate sunshine and fertile soil. Chinese tea
Camellia sinensis Robert Sweet shifted all formerly "Thea" species to the genus "Camellia" in 1818. The name "sinensis" means "from China" in Latin. Four varieties of "Camellia sinensis" are recognized. Of these, "C. sinensis" var. "sinensis" and "C. sinensis" var. "assamica" (JW Masters) Kitamura are most commonly used for tea, and "C. sinensis" var. "pubilimba" Hung T. Chang and "C. sinensis" var. "dehungensis" (Hung T. Chang & BH Chen) TL Ming are sometimes used locally. There are hundreds, if not thousands of cultivars of "C. sinensis." Some Japanese cultivars include: "Camellia sinensis" is native to East Asia, the Indian Subcontinent and Southeast