Acacia Mangium

Acacia mangium is a single-stemmed evergreen tree or shrub that grows
to 25-35 m in height. Young trees have smooth, greenish bark; fissures
begin to develop at 2-3 years. Bark in older trees is rough, hard, fissured
near the base, greyish-brown to dark brown, inner bark pale brown. Bole
in older trees branchless for up to 15 m, fluted, up to 90 cm in diameter;
branchlets acutely triangular.