S. Vietnam, Kontum Prov., Kon Plong Distr., Hieu Municipality, Mang La forest enterprise (14°39′N, 108°25′E). Grass up to 20 cm on open steep slopes of forest road. Not rare.
VH 5727 25.04.2000
International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6383-98)