Thanh Hoa Prov., Thuong Xuan Distr., Van Xuan Municipality, Quan village, Xuan Lien Natural Reserve.
Secondary broad-leaved evergreen forest on sandstone hills at elevation 300-500 m a.s.l. around point 19°51’27.0’’N 105°12’46.0’’E. Climbing palm 3-5 m tall on steep slope. Fruits olive-green. Not rare.