Claoxylon longifolium (Blume) Endl. ex Hassk., Cat. Hort. Bog. (1844)

Latin for 'long leaves'.

Claoxylon papyraceum Airy Shaw
Erytrochilus longifolius Blume

Sub-canopy tree up to 21 m tall and 31 cm dbh. Twigs hollow. Stipules ca. 2 mm long. Leaves alternate, simple, penni-veined, petiole seldom with glands, leaves rough to touch. Flowers ca. 4 mm diameter, white-yellow, placed in racemes. Fruits ca. 10 mm long, green-brownish, dehiscent, 3-lobed capsules.

In disturbed and open sites in undisturbed forests up to 1500 m altitude. Usually along river- and road-sides. Also found on limestone.

The bark is used against toothache. The young leaves are used as vegetable.

Northeast India, Indo-China, Thialand, Peninsular Malaysia, Sumatra, Java, Lesser Sunda Islands, Borneo (Sarawak, Brunei, Sabah, West-, Central-, South- and East-Kalimantan), Celebes, Moluccas, New Guinea, Solomon Islands.

Local names
Borneo: Gispang, Kayu langa, Oropor, Sepupang.