桫椤为国家一级保护植物，分布于我国台湾、福建、海南、广东、广西、贵州、四川、云南、西藏等省区（１），在我国最北可达北纬３０°，海拔２５０—７５０ｍ的静风、高湿、荫蔽的生境中．鼎湖山自然生长的桫椤已人为砍伐殆尽，为保存植物的种质资源，恢复鼎湖山为华南植物种于基因库的作用，进行了桫椤的引种和孢子繁殖栽培，并模拟高湿、荫蔽的生境建立自然的生态群落进行就地保护． 桫 椤 is a protected plant at the national level, distributed in Taiwan, Fujian, Hainan, Guangdong, Guangxi, Guizhou, Sichuan, Yunnan, Tibet and other provinces and autonomous regions in the country (1), north latitude up to 30 ° in our country, 250-750m above sea level Static wind, high humidity, shaded habitat. In order to save the germplasm resources of plants and restore the role of Dinghushan in the gene pool in South China, the natural cattail plants of Dinghushan Mountain were cut down, and introduced and spore propagated and cultivated under high humidity and shaded Habitat to establish a natural ecological community for in situ conservation.