Ajuga australis, commonly known as Austral bugle, is a herbaceous flowering plant native to Eastern Australia.

Scottish botanist Robert Brown described the Austral bugle in his 1810 work Prodromus Florae Novae Hollandiae et Insulae Van Diemen.

[1][2] It grows as a herbaceous shrub with a stem that bears flowers arising out of a loose rosette of leaves.

[4] Ajuga australis grows on clay soils that are medium to high in nutrients, either on Wianamatta Shale, basalt, or alluvial quartzite.

[4] In the Sydney region it is found in grassy woodlands growing under narrow-leaved ironbark (Eucalyptus crebra), forest red gum (E. tereticornis), grey box (E. moluccana), alongside kangaroo grass (Themeda triandra) or open forest under black sally (Eucalyptus stellulata) or snow gum (E.