Leaf base is obtuse or broadly cuneate, apex is acuminate, up to 8 mm long.

They are horizontal, obscure, oblong to broadly hastate, obtuse, fugacious, and fall off early/ Fruit pedicel reaches 2 mm long.

[2][3][4] They inhabit the Southeast Asia rain forest; from Peninsular Thailand throughout the Malay Peninsula (excluding the seasonal area), Sumatera, Bangka, Belitung, and Borneo.

Planting methods should reflect site conditions and growth characteristics of the species.

S. leprosula is a light-demanding species at the early stage, 60 to 73% (relative light intensity) for seedlings and 74 to 100% for saplings.

In Kutai it is called lampong, banti, barit, bekunsu, belaitok, belito, or damar.