Turczaninow, P.K.N.S. (1849), Decas sexta generum plantarum hucusque non descriptorum adjectis descriptionibus specierum nonnullarum. Bulletin de la Societe Imperiale des Naturalistes de Moscou 22(3): 34-35 [tax. nov.]

• Type: Physopsis spicata Turcz.

Mueller, F.J.H. von (1882), Systematic Census of Australian Plants: 103 [secondary reference]

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): 501 [secondary reference]

Munir, A.A. (29 December 1978), Taxonomic revision of Chloanthaceae trib. Physopsidae. Brunonia 1(4): 578-580, Maps 1-2 [secondary reference]

Rye, B.L. (31 July 1996), A taxonomic review of the genera Lachnostachys, Newcastelia and Physopsis (Chloanthaceae) in Western Australia. Nuytsia 11(1): 101-102 APC [secondary reference]

• APC Dist.: WA

Paczkowska, G. & Chapman, A.R. (2000), The Western Australian Flora, a descriptive catalogue: 213 [secondary reference]

Harley, R.M., Atkins, S., Budantsev, A.L., Cantino, P.D., Conn, B.J., Grayer, R., Harley, M.M., de Kok, R., Krestovskaja, T., Morales, R., Paton, A.J., Ryding, O. & Upson, T. in Kubitzki, K. (ed.) (2004), Labiatae. The Families and Genera of Vascular Plants 7: 206 [secondary reference]

Mabberley, D.J. (1 May 2008), Mabberley's Plant-Book Edn. 3: 662 [secondary reference]

Wilson, T.C., Radunz, E.A., Chen, S.H., Conn, B.J. & Henwood, M.J. (9 August 2021), A new genus and species for Chloantheae (Lamiaceae). Australian Systematic Botany 34(5): 506-507 [secondary reference]

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