Chinese name: Pteridophyta Chinese name: Pteridoptera Chinese name: Pteridoptera family number: 0 family Chinese name: Drynaceae Corradin name: Davalliaceae genus Chinese name: Drynaria genus Latin name: Davallia species Chinese name: Drynaria macrophylla species Latin name: Davallia formosana H. Ayata in Journ. Other generic names: Rhizoma Drynariae of South China (fern atlas of China) Seed level: Habitat: Lower limit of altitude on rocks and trunks of valleys: 600 altitude limit: 700 endemic to China: No introduction and cultivation: non-artificial introduction and cultivation: Vietnam; Distribution in Cambodia: Taiwan Province; Fujian; Guangdong; Hainan; Guangxi; Volume where Yunnan is located: 6( 1)