Tall shrub or small tree, 4-8 m; bark hard, rough, blackish; all parts soft-tomentose by very short hairs, silky on the young shoots and persistently so on both faces of the leaf. Leaves simple, entire, ovate-lanceolate, acuminate, obtuse at the very apex by a terminal gland, tapering into the petiole, brown when young, grey when adult, in dry state between brown and grey, dull, (8-) 10-15 by (2½-)3-4½ cm; midrib somewhat prominent on both faces, nerves pinnate 10-15 pairs, straight, ascending and ± parallel to each other, with numerous oblique indistinct primary veins on both faces; petiole 1-1.5 cm, pubescent. Racemes dense, 7-15 cm, shortly peduncled, usually 3 together at the end of the branches, forming a loose, ± erect panicle; rhachis slender. Pedicels partly in pairs, 2-3 mm. Bracts narrow, minute, early caducous. Perianth tube slender, revolute under the globular limb, yellowish to greenish-white, 4-5 mm long. Torus small. Disk very prominent, semi-cupular, truncate, ± 2-lobed. Ovary glabrous, shortly stipitate; style 6-7 mm, filiform; stigma conical, straight. Fruit globular or nearly so, oblique, somewhat applanate, (2½-)3-4½ by 3 cm, dehiscing with 2 woody, hemispherical valves. Seeds 1 or 2, broadly winged, 2.5 cm diam.
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Spindly erect shrub or small tree 2-10 (-15?) m tall. Leaves dorsiventral, entire, narrowly ovate to elliptic, 6-20 cm long, 10-65 mm wide; margins flat; surfaces similar, pubescent tending more appressed below. Conflorescence terminal, usually 2-8-branched from near base; primary peduncle ±erect but branches usually decurved to pendulous; unit conflorescence decurved to pendulous, cylindrical, 6-18 cm long, subsynchronous to weakly basipetal. Flowers transversely oriented with sutures extrorse. Flower colour: perianth and style creamish to greenish white. Perianth subsericeous to tomentose outside, glabrous inside. Nectary arcuate. Pistil (10-) 14-16.5 mm long, glabrous; pollen-presenter an erect narrow cone. Follicle subglobose to subovoid, 24-40 mm long, rugose, glabrous.
A large shrub or small tree. It has a single stem. It grows 3-15 m high. The bark is dark grey and has furrows. The leaves are 6-20 cm long and 1.5-6.5 cm wide. They are narrowly oval and have leaf stalks. They point upwards. The flowers are in a curve or hanging head. This is 8-18 cm long by 2-3 cm wide. The flowers are creamy white or greenish white. The fruit are 2.5-4 cm long and 2.5-4 cm wide. They are lens shaped. The seed are 7-15 mm long and wide.
Uses. Wood dark brown, prettily marked, close-grained and hard, of a greasy nature which prevents it shining when polished.
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The seeds are reported to be eaten raw by the Koka-amura people in New Guinea.