Information Date Established October 19, 2000 Area (Hectares) 2,004.40 Location Compartments 28~30 of Chao-jhou Working Circle for National Forest Central Management Agency Minisrtry of Agriculture Local Management Agency Pingtung Branch, Forestry and Nature Conservation Agency Primary Protected Features Forest ecosystem Chachayalai Mountain is located at the end of Taiwan’s mountain ranges. Such special geographical location highlights the importance of conservation for mid- and low-altitude wildlife. The abundant rainfall in this area contributes to complex flora composition, especially the rich variety of ferns. Forest type is mainly native broad-leaf forests, including 26 rare plant species such as NanYangSuoLuo (Cyathea loheriv).The most famous species in the region is Taiwan's precious conifer - Formosan amentotaxus (Amentotaxus formosana). It is one of the rare and valuable plant species protected by the Cultural Heritage Preservation Act. Moreover, it is an endemic species of Taiwan that survived from the Ice Age, and now has a reputation as a "living fossil". At present, they are densely populated and regenerating naturally.