1, Sichuan ecological characteristics
It is the area with the most plant landscape resources in Sichuan, with 300 to 400 kinds of common forage grass and more than 0/000 kinds of Chinese herbal medicine resources. It is a treasure house of animals and plants in Sichuan and even the whole country. Its vegetation ecology includes evergreen deciduous broad-leaved forest at an altitude of 1700-2000m, alpine evergreen coniferous forest at an altitude of 2400-3600m, coniferous forest at an altitude of more than 4,000m, alpine scrub, grassland and stony desert.
2. Sichuan medicinal materials
Precious medicinal plants and animals include Cordyceps sinensis, Fritillaria, Cornu Cervi Pantotrichum, Moschus, Rhizoma Gastrodiae, Notopterygii Rhizoma and other precious medicinal materials. There are 80 kinds of medicinal animals such as musk, white-lipped deer, Ma Xiong, sika deer, leopard and Zaocys. There are more than two-level protected plants 10, such as Davidia involucrata, Minjiang cypress, Sichuan redwood, bole tree and Cercidiphyllum japonicum. There are more than 20 kinds of wood-grade protected plants such as spruce, Abies longibracteata, Acer ginnala and Gu Chun. Among them, Davidia involucrata, Gu Chun Wood and Cercidiphyllum japonicum belong to the remarkable relict plant species of Tertiary or earlier, and are called living fossils.