Based on plant investigation of Lagou Nature Reserve in Guangxi, the result indicated that the vascular plants are bundant, represented by 1078 species (including varieties, subspecies), belonging to 657 genera in 186 families. Among these plants found, there are about 88 timber plants, 358 medicinal plants, 36 oil and fatty plants, 70 fiber plants, 29 starch plants, 25 fruit plants, 28 aromatic plants, 39 tannic plants, 12 drinking plants, 49 forage plants, 75 ornamental plants, 23 soil-conserving plants, 43 rare and endangered plants. It’s important to protect the plant resources, and suggestions about conservation and sustainable utilization of the resources were put forward.