Monoon lateriflora (Blume) Miq. Ann. Mus. Bot. Lugduno-Batavi 2: 19 (1865)

(Latin for 'sideward flowers')

Guatteria lateriflora Blume
Polyalthia lateriflora (Blume) Kurz

Upper canopy tree up to 42 m tall and 33 cm dbh. Stipules absent. Leaves alternate, simple, penni-veined. Flowers with ca. 55 mm long petals, yellow, placed on the stem. Fruitlets ca. 24 mm long, red-purple, placed in apocarp, fruitlets 1-seeded.

Undisturbed lowland forests up to 333 m altitude. Usually in mixed dipterocarp forest, rarely in peat swamp forest. Often on sandy soils, rarely on limestone. Growing on hillsides and ridges. In secondary forests usually present as a pre-disturbance remnant.

Thailand, Peninsular Malaysia, Sumatra, Java, Borneo (Sarawak, Sabah, West- and East-Kalimantan), Lesser Sunda Islands, Celebes, Moluccas and New Guinea.

Local names
Borneo: Banitan, Semukau.