Tree to 24 m. tall and girth attaining over 6 m., with a clean straight bole and a rounded crown; bark brownish grey or reddish brown, smooth or obscurely flaking into fairly thick irregular flakes; slash red, slowly exuding a pale yellow gummy latex.. Leaves drying yellow-green; blades narrowly to broadly oblong-elliptic, 13.5–29 cm. long, 6.4–9 cm. wide, acuminate or abnormally rounded at the apex, cuneate at the base, coriaceous; petiole 1.1–1.4 cm. long.. Male flowers up to ± 6 per node; pedicels ± 1 cm. long; calyx pale green, splitting into 2 very concave sepals 7.5 mm. long, 6 mm. wide if not flattened out; petals 4, white, ovate, 1 cm. long, 7 mm. wide; stamens exceeding 100, the filaments cream, ± 4 mm. long; anthers deep yellow.. Female flowers not seen.. Fruits pale green or almost yellowish when mature, subglobose, 4–6.5 cm. long, 3.5–7 cm. wide, very distinctly acuminate-mammate at the apex, ± flattened below around junction of pedicel which is 2–3.3 cm. long; pyrenes brown, ± 1/2-globose, 3.7–4 cm. long, 3.7–4.5 cm. wide, 2–2.2 cm. thick, the wall thin, covered with ± obscure anastomosing ribs which become very evident and raised when dry.. Fig. 4/1–8.
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A tree. It grows 30 m tall. The trunk is straight. The bark is grey to red brown and smooth and flaking. The leaves are simple and opposite. They are 14-29 cm long by 7-9 cm wide. They are oblong and wedge shaped at the base and taper to the tip. The flowers are white and in groups in the axils of leaves. The fruit are pale green to yellow and flattened. They are 4-7 cm long by 4-7 cm wide.
It is a tropical plant. It grows in mountain forest. In Tanzania it grows between 1,600-2,100 m above sea level.
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Moist montane forest. Locally dominant in evergreen forests at elevations from 1,600-2,100 metres.