Acacia castanostegia

Acacia castanostegia is a shrub belonging to the genus Acacia and the subgenus Phyllodineae. It is native to an area in the Wheatbelt and the Goldfields-Esperance regions of Western Australia.

The dense, rounded and prickly shrub typically grows to a height of 0.2 to 0.5 metres (1 to 2 ft). It blooms in July and produces cream flowers.