Brown, R. (27 March 1810), Prodromus florae Novae Hollandiae et insulae Van-Diemen, exhibens characteres plantarum quas annis 1802-1805: 509 [tax. nov.]

• Type: "(T.) v.v."

Mueller, F.J.H. von (1882), Systematic Census of Australian Plants: 101 [secondary reference]

Bailey, F.M. (1913), Comprehensive Catalogue of Queensland Plants: 392 [secondary reference]

Sulman, F. (1914), A Popular Guide to the Wild Flowers of New South Wales II: 153 [secondary reference]

Domin, K. (September 1928), Beitrage zur Flora und Pflanzengeographie Australiens. Bibliotheca Botanica 22(89): 1122 [secondary reference]

Sealy, J.R. in Cotton, A.D. (ed.) (1948), Botanical Magazine 164: sub. t. 9687 [secondary reference]

• Type: as "collected by Robert Brown at Shoalwater Bay Passage, Queensland, 22°20′N."

Beadle, N.C.W., Evans, O.D. & Carolin, R.C. (1962), Handbook of the Vascular Plants of the Sydney District and Blue Mountains: 420 [secondary reference]

Althofer, G.W. (June 1978), Cradle of Incense: The Story of Australian Prostanthera: 12-13, 17, 27, 40-51, 66, 165-166, 169, 179 [secondary reference]

common name: Thousand-flowered Mint-bush [n/a] common name: Purple Mint-bush [n/a]

• Etymology: "leaves oval"

Cunningham, G.M., Mulham, W.E., Milthorpe, P.L. & Leigh, J.H. (1981), Plants of Western New South Wales: 580 [secondary reference]

common name: Thousand-flowered Mintbush [n/a] common name: Purple Mintbush [n/a]

Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 137 [secondary reference]

taxonomic synonym: Prostanthera atriplicifolia A.Cunn. ex Benth. legitimate

Williams, K.A.W. (1984), Native Plants of Queensland 2: 238 [secondary reference]

common name: Mint Bush [n/a]

Stanley, T.D. in Stanley, T.D. & Ross, E.M. (1986), Lamiaceae. Flora of South-eastern Queensland 2: 398 [secondary reference]

taxonomic synonym: Prostanthera lanceolata Domin legitimate

Conn, B.J. in Harden, G.J. (ed.) (1992), Lamiaceae. Flora of New South Wales 3: 654 [secondary reference]

Robson, Peter J. (1993), Checklist of Australian Trees: alphabetical listings of common and scientific names: - [secondary reference]

common name: Oval leaved Mint-bush [n/a]

Forster, P.I. in Henderson, R.J.F. (ed.) (2002), Lamiaceae. Names and Distribution of Queensland Plants, Algae and Lichens: 96 [secondary reference]

National Herbarium of New South Wales (2009), PlantNET Flora of New South Wales Online: - [secondary reference]

common name: Purple Mintbush [n/a] common name: Oval-leaf Mintbush [n/a]

Council of Heads of Australasian Herbaria (2010), Australian Plant Census: - [secondary reference]

nomenclatural synonym: Prostanthera ovalifolia R.Br. var. ovalifolia legitimate misapplication: Prostanthera incisa R.Br. legitimate by Stanley, T.D. in Stanley, T.D. & Ross, E.M. (1986), Lamiaceae. Flora of South-eastern Queensland 2: 398

• APC Comment: Circumscription of this taxon in Qld includes Prostanthera lanceolata.
• APC Dist.: Qld, NSW, Vic (doubtfully naturalised)

Bostock, P.D. & Holland, A.E. (August 2018), Appendix A: New names and name and status changes 2017 to 2018. Introduction to the Census of the Queensland Flora 2018: 9 [secondary reference]

Council of Heads of Australasian Herbaria (7 July 2021), Australian Plant Census: - APC [secondary reference]

nomenclatural synonym: Prostanthera ovalifolia R.Br. var. ovalifolia legitimate misapplication: Prostanthera incisa R.Br. legitimate by Bailey, F.M. (1913), Comprehensive Catalogue of Queensland Plants: 392 misapplication: Prostanthera incisa R.Br. legitimate by Stanley, T.D. in Stanley, T.D. & Ross, E.M. (1986), Lamiaceae. Flora of South-eastern Queensland 2: 398 misapplication: Prostanthera incisa R.Br. legitimate by Forster, P.I. in Henderson, R.J.F. (ed.) (2002), Lamiaceae. Names and Distribution of Queensland Plants, Algae and Lichens: 96

• APC Comment: Circumscription of this taxon in Qld includes Prostanthera lanceolata.
• APC Dist.: Qld, NSW, Vic (doubtfully naturalised)

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