Hibbertia australis is a species of flowering plant in the family Dilleniaceae and is endemic to south-eastern continental Australia.

It is an erect to spreading shrub with linear leaves and yellow flowers with four to nine stamens arranged in a single cluster.

Hibbertia australis is an erect to spreading shrub that typically grows to a height of up to 60 cm (24 in), the young branchlets with star-shaped hairs.

[2][3] Hibbertia australis was first formally described in 1955 by Norman Arthur Wakefield in The Victorian Naturalist from specimens collected at Marcus Hill in 1884.

[5] This hibbertia usually grows in heath or woodland and occurs in southern and western Victoria and as far west as the Eyre Peninsula in South Australia.