This native shrub is commonly known as box-leaf wattle.
Acacia quadrilateralis is described as a "higher dicot" in the Leguminosae (Caesalpinioideae, mimosoid clade) family.
In the Queensland Nature Conservation Act it is classified as Least Concern. Under the Federal Environment Protection Biodiversity Conservation Act it is not classified.
It has been recorded in the Wide Bay district in the Queensland Herbarium Census and is listed as occurring in the Fraser Coast region in Queensland Herbarium Wildlife Online.
Reported at 6 Fraser Coast localities: Beelbi Creek, Burrum Heads, Dundowran, Fraser Island, Tinnanbar, Toogoom.
Fraser Coast distribution based on unverified field reports.