The glabrous phyllodes are not rigid and acuminate to a delicate tip and finely striated with a prominent central nerve.

The dull grey to brown seeds found in the pods have a compressed spherical shape with a diameter of 5 to 6 mm (0.20 to 0.24 in).

[2] The species was first formally described by the botanist Bruce Maslin in 1983 as part of the work Studies in the genus Acacia (Leguminosae: Mimosoideae) New taxa from north-west Western Australia as published in the journal Nuytsia.

It was reclassified as Racosperma drepanophyllum by Leslie Pedley in 2003 then transferred back to genus Acacia in 2006.

It is common within this area and sometimes dominates, growing in thickets, it is usually a part of Acacia scrub and shrubland communities.