Acacia barbinervis
Acacia barbinervis is a shrub belonging to the genus "Acacia" and the subgenus "Phyllodineae" endemic to Western Australia. Description. The multi-stemmed spreading and pungent shrub typically grows to a height of . The puberulous to pubescent branchlets have linear-triangular shaped stipules with a length of . The rigid, green, flat and linear phyllodes have a length of and a width of also have a pungent apex. The phyllodes have five nerves and a prominently raised midrib. It blooms from November to December and produces cream-yellow flowers. The simple inflorescences occur singly or in pairs in the axils . The spherical flower-heads contain 12 to 22 golden or creamy coloured flowers. The curved red-brown coloured seed pods that form after flowering have a length of up to and a width of around . Taxonomy. The species was first formally described by the botanist George Bentham in 1842 as part of William Jackson Hooker's work "Notes on Mimoseae, with a synopsis of species" as published in the "London Journal of Botany". It was reclassified as "Racosperma barbinerve" in 2003 by Leslie Pedley then transferred back to the genus "Acacia" in 2006. The species resembles and is closely related  to "Acacia costata". There are two known subspecies: Distribution. It is native to an area along the west coast in the Wheatbelt and the Peel regions of Western Australia growing in lateritic sandy soils. The range of the shrub extends from Eneabba in the north to around Waroona in the south.