Vietnam, Thua Thien – Hue Prov., A Luoi Distr., Huong Nguyen Municipality, in vicinities of Tra Ve forest protection station, around point 16°14′08′'N, 107°27′42′'E at elevation about 120-150 m a.s.l.
Secondary closed evergreen broad-leaved forest on steep hill and mountain slopes composed with shale along stream valley.
Treelet 4 m tall along shady wet rocky stream valley. Flowers light dull pinkish. Occasional.