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): 506, Fig. 56 E-G [tax. nov.]

• Type: "in distr. Austin in fruticetis arenosis pr. Menzies 25 km meridiem versus, m. Oct. flor. (E.PRITZEL, Pl. Austr. occ. 849 sub nomine Lachnostachys insignis E.Pritzel n. sp. edita, D. 3144)."

Munir, A.A. (29 December 1978), Taxonomic revision of Chloanthaceae trib. Physopsidae. Brunonia 1(4): 626-629, Fig. 44, Map 14 [secondary reference]

• Lectotype: "E.Pritzel 849, AD97221080: Coolgardie Goldfields, in apertis arenosis, Western Australia, –.x.1901 (AD, lectotype; A, BM, BR, E, HBG, G, K, L, M, MO, NSW, NY, P, PERTH, PR, S, US, W, isolectotypes)."

nomenclatural synonym: Lachnostachys insignis E.Pritz. nom. inval., pro syn.

Green, J.W. (1985), Census of the Vascular Plants of Western Australia Edn. 2: 145 [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): 97-98, Fig. 4 (map) [secondary reference]

• Type: "Menzies, Western Australia, October 1901, E. Pritzel 849 (lecto: AD 79221080 ..., illustration seen; isolecto: PERTH01607820)."

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

orthographic variant: Newcastlia insignis E.Pritz. orth. var. taxonomic synonym: Lachnostachys insignis E.Pritz. nom. inval., pro syn.

• APC Dist.: WA

Western Australian Herbarium (2007), FloraBase: the Western Australian Flora Version 2.5: - [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): 501 [basionym]

basionym of: Apatelantha insignis (E.Pritz.) T.C.Wilson & Henwood legitimate

Parker, C.M. & Percy-Bower, J.M. (8 March 2022), Updates to Western Australia’s vascular plant census for 2021. Nuytsia 33: 9 [nomenclatural synonym]

nomenclatural synonym of: Apatelantha insignis (E.Pritz.) T.C.Wilson & Henwood legitimate

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