This native shrub is commonly known as slender wattle.
Reported at 0 Fraser Coast localities: .
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.
In the Queensland Nature Conservation Act this taxon is classified as Least Concern.
Under the Federal Environment Protection Biodiversity Conservation Act it is not classified.
Acacia leptostachya is described as a "higher dicot" in the Leguminosae (Caesalpinioideae, mimosoid clade) family.
Single record for Fraser Coast region at Maryborough from 1974.
Fraser Coast distribution based on unverified field reports.