S. Vietnam, Kontum Prov., Kon Plong Distr., Hieu Municipality, Mang La forest enterprise (14°39′N, 108°25′E). Primary broad-leaved wet evergreen forest on sandstone at elev. 1100-1200 m. Terrestrial fern with fronds up to 2 m lg on steep shady wet slope along forest stream. Very common.
VH 5392 19.04.2000
International Botanical Expedition of the U.S.A. National Geographic