Pigeon flower distribution

Davidson Davids, a French priest, first discovered Davidson in Mu Ping, Sichuan in 1869 and transplanted it to France. In the next century or so, it was widely introduced and planted all over the world, becoming one of the top ten ornamental plants in the world. 1954, Premier Zhou Enlai went to Geneva to attend an international conference. When he was visiting Zurich, he heard the tour guide talk about the origin of Davidia involucrata and asked no one around him to know. Immediately after returning home, instruct relevant personnel to carry out special research and planting. Davidia involucrata is only distributed in Lichuan, Shennongjia, Wanxian, Fan Jing, Wulingyuan in Guizhou and Tianmen Mountain in Hunan. There is a rare tree community with more than 100 trees on the top of Tianmen Mountain opposite Zhangjiajie City. However, tens of thousands of acres of pigeon flower trees were found in Longcanggou Township, Yingjing County, Ya 'an City, Sichuan Province, which is the largest Davidia involucrata forest in the world.

Longcanggou National Forest Park is an ecological national park with forest plant diversity and waterscape, which integrates ecological sightseeing, tourism and vacation, ecological amusement, cultural entertainment and popular science education. Yingjing County, located in the middle of Ya 'an City, Sichuan Province, is the national virgin forest park with the closest distance and the best ecological protection, which is 0/96 kilometers away from Chengdu, the provincial capital. There is the world's largest rare vegetation "dove flower" forest. The park has vast forests, numerous streams and waterfalls, charming scenery and unique landscape. You can enjoy azaleas in spring, avoid hot summer, see red leaves in autumn and play with snow in winter. Washan stands in the northeast of the park, where you can see the sunrise, the sea of clouds in the morning, Emei in the east and mountains in the north. The scene is very spectacular. The park covers an area of 1 1.36 million mu, with the lowest elevation of1.460m and the highest elevation of 2950m.. It belongs to subtropical humid climate zone, with an average annual temperature of 65438 02.4℃. The forest coverage rate is 97.5%, which is famous for its natural beauty and primitive preciousness. The park is rich in animal and plant resources, with fresh air and abundant sunshine. Giant pandas, pronghorn and other national wild rare animals often haunt them; Strange foods such as bamboo shoots, mushrooms and bracken are unique contributions of virgin forests.