This native tree is commonly known as brigalow.
Acacia harpophylla is described as a "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.
Recorded distribution is west of Biggenden. Reported at Howard.
It has been recorded in the Wide Bay district in the Queensland Herbarium Census but is not listed as occurring in the Fraser Coast region in Queensland Herbarium Wildlife Online.
Reported at 1 Fraser Coast locality: Burgowan.
Fraser Coast distribution based on unverified field reports.