Quassia indica (Gaertn.) Nooteboom, Fl. Mal. 1, 6 (1962)
Latin for 'from the Indies', referring to its Asian distribution.

Synonyms
Karin-Njoti Rheede, Locandia glandulifera (Presl.) Pierre, Locandia indica (Gaertn.) O.K., Locandia madagascariensis (Juss.) O.K., Locandia mekongensis (Pierre) Pierre, Locandia merguensis Pierre, Locandia pendula (Blanco) Pierre, Manungala pendula Blanco, Mauduita penduliflora Comm. ex DC, Niota commersonii Pers., Niota lamarckiana Blume, Niota lucida Wall., Niota pentapetala Poir., Niota tetrapetala Poir., Samadera brevipetala Scheff., Samadera glandulifera Presl., Samadera indica Gaertn., Samadera indica var. brevipetala (Scheff.) Back, Samadera indica var. papuana Laut., Samadera madagascariensis Juss., Samadera mekongensis (Pierre) Engl., Samadera pentapetala (Poir.) G.Don., Samadera tetrapetala (Poir.) G.Don., Samandura indica (Gaertn.) Baill., Samandura madagascariensis (Juss.) Perrier de la Bathie, Samandura mekongensis Pierre, Vitmannia elliptica Vahl, Vitmannia lucida Steud.

Description
Sub-canopy tree up to 21 m tall and 39 cm dbh. Stipules absent. Leaves alternate, simple, penni-veined, tertiary venation conspicuously reticulate, glabrous. Flowers ca. 47 mm diameter, yellow-red, placed in small flower heads. Fruits ca. 65 mm long, red-purple, flattened drupes.

Ecology
In undisturbed to slightly disturbed (open) coastal and (peat)-swamp forests up to 200 m altitude. On alluvial sites with sandy soils, but also found on limestone.

Uses
The wood is used for 'parang' handles. The roots and fruits are used to treat stomach-ache. The plant is also used to produce an organic insecticide. The seeds are used as an emetic and purgative, and sometimes in bilious fevers.

Distribution
Madagascar, India, Sri Lanka, Burma, Indo-China, Thailand, Peninsular Malaysia to New Guinea and the Solomon Islands (but not on Java and the Lesser Sunda Islands). In Borneo found throughout the island.

Local names in Borneo
Gatep pait, Humbi, Kacang-kacang, Kayu pait, Kelpahit, Kepait, Manuggal, Pait-pait.