Introduction to ancient trees: There are many ancient and famous trees around the five natural villages, and most of them are distributed in patches. Preliminary statistics show that there are more than 210 centuries-old and famous trees in the park. Among them, the largest Pistacia chinensis has a diameter at breast height of 1.23 meters and a height of 27 meters; the largest liquidambar tree has a diameter at breast height of 1.23 meters and a height of 35 meters; The ginkgo tree has a diameter at breast height of 80 centimeters and a height of 31 meters; the largest beech tree has a diameter at breast height of 62 centimeters and a height of 15 meters; what is particularly unique is an ancient masson pine tree in the park with a diameter at breast height of 1.27 meters and a height of 27 meters. According to reports Preliminary verification showed that the tree is the king of masson pine in western Hunan, and the forest is more than 150 years old.