The niaouli has a straight trunk. The bark is spongy white in color and darkens with age. It rises in a strip. The niaouli leaves are very tapering, lanceolate and alternate. They are coraices and yellowish gray in color. The infloresences are terminal spikes white and hairy. One inflorescence has 5 orbicular petals. Niaouli is native to New Caledonia, New Guinea, and eastern Australia. The species runs along the eastern coast of Madagascar which stretches from Sambirano to Taolagnaro. Madagascar is among the main producers like Australia and New Caledonia.