Quercus setulosa is the accepted name of an oak species in genus Quercus of the family Fagaceae. It is now placed in section Ilex of subgenus Cerris.
The Catalogue of Life lists the following:
This oak tree grows up to 30 m tall and has been recorded from Laos and Vietnam (especially the Central Highlands), where it may be called sá»Âi duá»Âi.