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 taliensis is the tea variety traditionally cultivated in Yunnan. Like "C. sinensis, C. taliensis" contains both theanine and caffeine. "C. talensis" can be easily crossed with "C. sinensis," and the resulting crossbred plants are intermediate between species both morphologically and chemically indicating true hybrids. "Camellia taliensis" is locally used to make white tea, black tea, and pu'er tea. Yue Guang Bai (月光白 "Moonlight White") is a white tea made from the plant. Yunnan pu-erh tea made from "C. taliensis" can command a much higher price than pu'er made from the more common "C. sinensis." Camellia taliensis Camellia taliensis (also Yunnan large