Tay Ninh prov., Tan Bien Distr., Tan Binh Municipality, near Ta Not Forest Protection Station, Bau Co Van locality, around point 11?37′27″ N, 105?50′23″ E, 17 m a.s.l.
Scattered in secondary semideciduous young closed forests on old alluvial soil partly inundated in rainy season. Small evergreen woody vine, up to 8-12 m long; flowers dark red.
HAL 9244 22 Sep 2006 Photos Id by Phan Ke Loc Collectors: Phan Ke Loc, Nguyen Tien Vinh, Dang Van Son, Nguyen Quoc Dat
Collected with the financial support from NYBG, U.S.A.