Introduction to the original secondary forest: There are 136 families, 275 genera, and 416 species of plants (excluding mosses) in the original secondary forest of Laoshan. The trees here are simple and vigorous, with old trunks and branches, and are dense and prosperous. The national second-level protected tree species in the forest include silver azalea fir, fragrant fruit tree, etc., and the third-level protected tree species include red-flowered magnolia, Badong magnolia, Cantonese pine, yew, etc.