Synaphea acutiloba, commonly known as granite synaphea, is a shrub endemic to Western Australia.
The erect and tufted shrub typically grows to a height of 0.3to. It blooms between July and November producing yellow flowers.
It is found on rocky hillsides and flats in the Wheatbelt, Peel regions of Western Australia particularly around the Perth Hills area where it grows in sandy-clay-gravelly soils.