Pneumatopteris truncata
Pneumatopteris truncata, also known as the Christmas Island fern, is a species of terrestrial fern in the Thelypteridaceae family. Description The species grows as a large upright fern with 80–120 cm long fronds. Distribution and habitat The species is found in various sites in Asia, including India, southern China and Indochina. It also occurs on Christmas Island, an Australian territory in the eastern Indian Ocean, where it inhabits permanently moist sites in deep shade. The extremely small Christmas Island population has been listed as Critically Endangered under Australia's EPBC Act. References truncata Ferns of Asia Flora of Christmas Island Ferns of Australia Taxa named by Jean Louis Marie Poiret Plants described in 1804