Dialium polyanthum is a species of flowering plant, a medium to large tree in the family Fabaceae, subfamily Dialioideae.

[2] The trees grow in flooded forest or on dry ground, on swamp- and stream sides, reaching 35 m in height with a bole up to 100 cm in diameter.

[3] which occurs in Congo-Brazzaville and Congo-Kinshasa, Gabon,[4] Cabinda and Northern Angola.

[5] Also known as Dialium aubrevillei, its heavy, pinkish-brown wood, with a density of about 1020 kg/m³ at 12% moisture content, is very hard.

[4] The wood is locally used as firewood and for charcoal production,[5] but it can also been used for construction.