This introduced groundcover is commonly known as three-cornered jack.
Rumex hypogaeus is described as a "higher dicot" in the Polygonaceae family.
In the Queensland Nature Conservation Act it is not classified as it is not native to Queensland. Under the Federal Environment Protection Biodiversity Conservation Act it is not classified.
Previously known as Emex australis (Australian Plant Census). Reported at Talegalla Weir.
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 0 Fraser Coast localities: .
Fraser Coast distribution based on unverified field reports.