Racosperma adsurgens (Maiden & Blakely) Pedley Acacia adsurgens, commonly known as whipstick wattle or sugar brother,[2] is a species of flowering plant in the family Fabaceae and is endemic to northern areas of Australia.

Acacia adsurgens is a spreading, multi-stemmed shrub that typically growing to a height of 1.5–4 m (4 ft 11 in – 13 ft 1 in)[3] and has smooth, greyish-brown bark that splits to reveal reddish bark.

The seeds are dark brown to blackish, 3.0–4.5 mm (0.12–0.18 in) long with a white to yellow or brownish aril.

[2][3][4] Acacia adsurgens was first formally described in 1927 by the botanists Joseph Maiden and William Blakely in the Journal of the Royal Society of Western Australia.

It is found flat plains and hillsides[5] growing in reddish sandy, loamy and gravelly soils and is usually part of spinifex grassland communities.