Introduction to the Rare and Endangered Plant Area: Most of the plants in this area are endemic to my country and are in an endangered state due to the destruction of their habitats. They have been listed as key protected objects by the country, such as Purpura peony, Taihang flower, Panzhihua cycad, and scale Hammer tree, involucrata tree, mandarin tree, etc. In particular, metasequoia and ginkgo are both "living fossil" plants relict from the Tertiary Period and have important scientific significance.