Goniothalamus paralellivenius Ridl., Kew Bull. (1912)

(Latin for 'parallel veins', referring to the secondary leaf veins)

Understorey tree up to 10 m tall. Stipules absent. Leaves alternate, simple, penni-veined. Flowers with ca. 65 mm long petals, greenish, placed on the stem. Fruitlets ca. 15 mm long, usually with one seed, sometimes two, placed in an apocarp.

Undisturbed forests up to 750 m altitude. Often in alluvial sites. In disturbed forests usually present as a pre-disturbance remnant.

Borneo (West-, Central-, and East-Kalimantan).