Acacia calligera

Acacia calligera is a bush belonging to the genus Acacia and the subgenus Juliflorae across northern Australia.

Description
The shrub typically grows to a height of 0.5 to 1.5 m and has a spreading habit that can be flat-topped. The glabrous and resinous branchlets with prominent ribbing. Like most species of Acacia it has phyllodes rather than true leaves. The patent to ascending phyllodes usually have an ovate to elliptic or oblong-elliptic shape that straight to slightly recurved at the apices. The evergreen grey-green phyllodes have a length of 0.3 to 2 cm and a width of 2 to 8 mm have five to seven yellowish marginal nerves that are widely spaced and the central nerve being more pronounced than the other. It blooms between February and August producing yellow flowers.

Distribution
It is native to a few small areas of the Kimberley region of Western Australia extending through the Barkly Tableland and Katherine Region in the top end of the Northern Territory and into the Normanton area of Queensland. It is often situated on plains, ridges or escarpments where it if found growing in red, sand or clay loam soils that are often skeletal or lateritic in nature as a part of shrubland or open Eucalyptus savannah woodland communities that have a spinifex or grass understorey.