Quercus steenisii
Quercus steenisii is a species of oak. It is a tree native to northern Sumatra.
Quercus steenisii is native to Sumatran [montane rain forests|montane rain forests] from 2,000 to 3,350 metres elevation. It is known from only two or three sites. The species' estimated extent of occurrence is 1,123 km2, and its area of occupancy is 12 km2. Its population is not well understood, and is presumed to be declining. It is threatened with habitat loss from land conversion and logging in its native range.