Dendrobium has more varieties, the common ones are Dendrobium, Dendrobium, Dendrobium, Dendrobium, Dendrobium, Dendrobium, Dendrobium, Dendrobium, Dendrobium, Dendrobium, Dendrobium, Dendrobium, Dendrobium, Dendrobium, Dendrobium, Dendrobium, Dendrobium, Dendrobium, Dendrobium, and so on. Among them, Dendrobium is a perennial epiphytic herb belonging to the orchid family, it likes to grow in the semi-shade and humidity in the environment, and its cold hardiness is extremely poor, mainly distributed in Yunnan, Sichuan, Anhui and Zhejiang provinces.