''Dipterocarpus rigidus'' grows as a large tree up to tall, with a trunk diameter of up to . Bark is rust-brown. The fruits are roundish, up to in diameter. Habitat is mixed

dipterocarp Dipterocarpaceae is a family of 16 genera and about 695 known species of mainly tropical lowland rainforest trees. The family name, from the type genus ''Dipterocarpus'', is derived from Greek (''di'' = two, ''pteron'' = wing and ''karpos'' = f ...

forest on low hills near coasts. ''D. rigidus'' is found in Sumatra,

Peninsular Malaysia Peninsular Malaysia ( ms, Semenanjung Malaysia; Jawi: سمننجڠ مليسيا), or the States of Malaya ( ms, Negeri-negeri Tanah Melayu; Jawi: نڬري-نڬري تانه ملايو), also known as West Malaysia or the Malaysian Peninsula, ...

and

Borneo Borneo (; id, Kalimantan) is the third-largest island in the world and the largest in Asia. At the geographic centre of Maritime Southeast Asia, in relation to major Indonesian islands, it is located north of Java, west of Sulawesi, and ea ...

References

rigidus Plants described in 1920 Critically endangered plants Trees of Sumatra Trees of Peninsular Malaysia Dipterocarps of Borneo Flora of the Borneo lowland rain forests {{Dipterocarpaceae-stub