Cratoxylum glaucum is a plant in the family Hypericaceae.

The specific epithet glaucum is from the Latin meaning 'blue-green', referring to the colour of the leaf underside.

[2] Cratoxylum glaucum grows as a shrub or tree measuring up to 25 metres (80 ft) tall with a diameter of up to 45 centimetres (20 in).

The fruits measure up to 1 cm (0.4 in) long.

[2] Cratoxylum glaucum grows naturally in Sumatra, Peninsular Malaysia and Borneo (including offshore islands).