Encyclopedia of Plant Knowledge is an encyclopedia for popularizing plant knowledge. The contents include plant morphology, classification, influence on human beings, economic value and function in nature, and are accompanied by a large number of exquisite and accurate pictures, so that readers can intuitively understand the knowledge of each entry in the book, further understand the colorful plant world and deeply understand the influence of plants on human living environment, thus realizing that protecting plant diversity is to protect the natural environment on which human beings depend, that is, to protect themselves and stimulate readers' enthusiasm for protecting the natural environment.