Chionanthus sabahensis
 Chionanthus sabahensis grows as a tree up to 13 metres (40 ft) tall with a trunk diameter of up to 10 centimetres (4 in). The bark is green. The flowers are greenish white. Habitat is montane forest from 1350 metres (4400 ft) to 2200 metres (7200 ft) altitude. C. sabahensis is endemic to Borneo.