Rehderodendron macrocarpum is a species of flowering plant in the family Styracaceae, native to southwestern China (Guangxi, Sichuan, Yunnan) and northern Vietnam, where it grows at altitudes of 1,000–1,500 m. It is threatened by habitat loss.It is a deciduous small tree growing to 7–10 m tall, with a trunk up to 25 cm diameter.