Bentham, G. (1870), Flora Australiensis 5: 52 [comb. nov.]

basionym: Chloanthes oldfieldii F.Muell. legitimate nomenclatural synonym: Quoya oldfieldii Benth. nom. inval., pro syn.

Diels, F.L.E. & Pritzel, E.G. (6 December 1904), Fragmenta Phytographiae Australiae occidentalis. Beitrage zur Kenntnis der Pflanzen Westaustraliens, ihrer Verbreitung und ihrer Lebensverhaltnisse. Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 35(2-3): 522 [secondary reference]

nomenclatural synonym: Chloanthes oldfieldii F.Muell. legitimate

Gardner, C.A. (1973), Wildflowers of Western Australia Edn. 11: 120 [secondary reference]

Munir, A.A. (21 December 1979), A taxonomic revision of the genus Pityrodia (Chloanthaceae). Journal of the Adelaide Botanic Gardens 2(1): 65-69, Fig. 20, Map 6A [secondary reference]

nomenclatural synonym: Chloanthes oldfieldii F.Muell. legitimate taxonomic synonym: Quoya oldfieldii Benth. nom. inval., pro syn.

• APC Dist.: WA

Munir, A.A. (21 December 1979), A taxonomic revision of the genus Pityrodia (Chloanthaceae). Journal of the Adelaide Botanic Gardens 2(1): 69 [misapplied]

misapplied to: Pityrodia verbascina (F.Muell.) Benth. legitimate by Gardner, C.A. (1973), Wildflowers of Western Australia Edn. 11: 120

Green, J.W. (1985), Census of the Vascular Plants of Western Australia Edn. 2: 145 [secondary reference]

Paczkowska, G. & Chapman, A.R. (2000), The Western Australian Flora, a descriptive catalogue: 214 [secondary reference]

common name: Oldfield's Foxglove [n/a]

Council of Heads of Australasian Herbaria (2006), Australian Plant Census: - [misapplied]

misapplied to: Pityrodia verbascina (F.Muell.) Benth. legitimate by Gardner, C.A. (1973), Wildflowers of Western Australia Edn. 11: 120

Western Australian Herbarium (2007), FloraBase: the Western Australian Flora Version 2.5: - [secondary reference]

Conn, B.J., Henwood, M.J. & Streiber, N. (29 April 2011), Synopsis of the tribe Chloantheae and new nomenclatural combinations in Pityrodia s.lat. (Lamiaceae). Australian Systematic Botany 24(1): 8 [nomenclatural synonym]

nomenclatural synonym of: Quoya oldfieldii (F.Muell.) B.J.Conn & Henwood legitimate

Biggs, L.J. & Parker, C.M. (21 November 2013), Updates to Western Australia's vascular plant census for 2012. Nuytsia 23: 517 [nomenclatural synonym]

nomenclatural synonym of: Quoya oldfieldii (F.Muell.) B.J.Conn & Henwood legitimate

Council of Heads of Australasian Herbaria (2014), Australian Plant Census: - [pro parte misapplied]

pro parte misapplied to: Quoya verbascina (F.Muell.) B.J.Conn & Henwood legitimate by Munir, A.A. (21 December 1979), A taxonomic revision of the genus Pityrodia (Chloanthaceae). Journal of the Adelaide Botanic Gardens 2(1): 65-69, Fig. 20, Map 6A

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