South Central China
The species of "Cylindrolobus" grow from New Guinea to Tropical Asia to south Zhōngguó/China. Countries and regions that members of the taxa grow in include: New Guinea, Lesser Sunda Islands, Maluku, Sulawesi, Philippines, Borneo, Java, Sumatra, Malaya, Thailand, Cambodia, Vietnam, Laos, Myanmar, Assam, East Himalaya, India, Tibet, and South Central China.