Acacia delicatula is a shrub of the genus Acacia and the subgenus Plurinerves that is endemic to northern Australia.
The spreading resinous shrub typically grows to a height of 0.3to and has an erect to ascending habit with finely fissured bark and terete and glabrous to mealy branchlets that have with minutely crenulated ridges. Like most species of Acacia it has phyllodes rather than true leaves. The evergreen, glabrous and evergreen phyllodes appear in clusters of two to six and have a linear to filiform shape and are straight or slightly curved with a length of and a width of and have inconspicuous nerves.[1] It flowers between January and July producing simple inflorescences simple that appear singly or in pairs with spherical flower-heads that have a diameter of containing 34 to 38 yellow coloured flowers.[1]
It is native to an area in the Kimberley region of Western Australia and the top end of the Northern Territory. It is usually situated on stony or rocky plateaux or hillslopes often in shrubland or open Eucalyptus savannah communities.[1]