Introduction to the Cyperocarpus Sea: The Cynophylla Sea is located in Malangou, D'ao, within the scenic area. It is named after more than 100,000 Cynophylla trees that have gathered together to form a sea. It is a rare Cynophylla botanical garden in southern Sichuan. The philodendron tree is a representative of relic plants and a rare relic species left over from the Cretaceous period. The only remaining woody fern today appeared more than 300 million years ago, 150 million years before the appearance of the dinosaurs. , so it is known as "plant living fossil" and is a national first-class protected plant. The cypress trees in the cypress sea have become a sea and are spectacular. The tall ones are seven to eight meters high and the largest ones are about 20 centimeters in diameter.