Glabrous, erect shrub, c. 3 m. Leaves crowded near the ends of the branches; Inflorescence a terminal compound umbel; Ovary 5-celled. Fruit ovoid c. 3 mm long, 5-ridged (when dry).
Asia-Tropical: Philippines (Philippines present), Luzon present, Negros Occidental present
Malesia: Philippines (Luzon). Negros Occidental (Pancho 1845).
Apparently never re-collected. The original specimen is without field information. The foliage is similar to that of 15. O. borneense but with shorter petioles and fewer leaflets.