Acacia duriuscula

The erect resinous shrub or tree typically grows to a height of 0.7 to 3 metres (2 to 10 ft)[1] and has glabrous branchlets.

The evergreen, ascending to erect phyllodes that have a linear to linear-elliptic shape and are straight to shallowly incurved.

The leathery, glabrous phyllodes have a length of 1.5 to 9.5 cm (0.59 to 3.74 in) and a width of 1 to 4 mm (0.039 to 0.157 in) and have many closely parallel nerves with a midrib that is a little more obvious.

[1] It is native to an area in the Wheatbelt and Goldfields-Esperance regions of Western Australia where it is commonly situated among granite outcrops and on plains growing in sandy or sandy loamy granitic soils.

[1] It has a scattered distribution from around Mullewa and Paynes Find in the north to around Tammin, Cardunia Rocks and Bromus in the south as a part of scrubland communities usually dominated by various species of Eucalyptus, Acacia or Allocasuarina acutivalvis.