Hopea sangal

Hopea sangal is a tree in the family Dipterocarpaceae. It is native to tropical Asia.

Description
Hopea sangal grows as a canopy tree, up to 40 m tall, with a trunk diameter of up to 1.3 m. It has buttresses. The bark is cracked and scaly. The papery leaves are ovate and measure up to 10 cm long. The inflorescences measure up to 7 cm long and bear cream flowers. The nuts are egg-shaped and measure up to 0.7 cm long.

Distribution and habitat
Hopea sangal is native to Thailand, Peninsular Malaysia, Singapore, Sumatra, Borneo, Java and Bali. Its habitat is dipterocarp forests, sometimes by rivers, to elevations of 500 m. In the Kalimantan region of Borneo, ectomycorrhizal (symbiotic) relationships with this species have been reported.

Conservation
Hopea sangal has been assessed as vulnerable on the IUCN Red List. It is threatened by land conversion for agriculture and palm oil plantations. It is also threatened by logging for its timber. The species is found in some protected areas.