Acacia hadrophylla is a shrub of the genus Acacia and the subgenus Plurinerves that is endemic to south western Australia.
The dense spreading shrub typically grows to a height of 0.3to with a dense domed to obconic habit. The has hairy branchlets and, like most species of Acacia has phyllodes rather than true leaves. The thick, rigid and evergreen phyllodes have an oblong-elliptic shape and are slightly incurved. They are generally in length and and have four to seven prominent distant yellowish coloured nerves.[1] It blooms from June to September and produces yellow flowers. The simple inflorescences occur in pairs in the axils and have spherical flower-heads that have a diameter of and contain 14 to 25 golden coloured flowers. Following flowering linear shaped seed pods form that have a length of in length and wide and contain brown-black oblong-elliptic shaped seeds that are in length.[1]
It is native to an area in the southern Wheatbelt and Goldfields-Esperance regions of Western Australia where it is commonly situated on undulating plains growing in sandy, loamy and clay loam soils. It has a scattered distribution from around Mount Holland and Lake King in the west to around Kumarl and Scaddan in the east where it is often a part of open scrub and shrubland mallee communities.[1]