Domin, K. (September 1928), Beitrage zur Flora und Pflanzengeographie Australiens. Bibliotheca Botanica 22(89): 1107 [autonym]

Munir, A.A. (29 December 1978), Taxonomic revision of Chloanthaceae trib. Physopsidae. Brunonia 1(4): 629-634, Fig. 45, Map 16 [secondary reference]

taxonomic synonym: Newcastelia cephalantha var. queenslandica Domin legitimate

Munir, A.A. in Jessop, J.P. (ed.) (1981), Chloanthaceae. Flora of Central Australia: 303, Fig. 399 [secondary reference]

taxonomic synonym: Newcastelia cephalantha var. queenslandica Domin legitimate

Dunlop, C.R. (1987), Checklist of the Vascular Plants of the Northern Territory. Technical Report: Conservation Commission of the Northern Territory 26: 80 [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): 96 [nomenclatural synonym]

nomenclatural synonym of: Newcastelia cephalantha F.Muell. legitimate

Williams, K.A.W. (1999), Native Plants of Queensland 4: 284 [secondary reference]

taxonomic synonym: Newcastelia cephalantha var. oblonga Munir legitimate

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

nomenclatural synonym of: Newcastelia cephalantha F.Muell. legitimate

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

nomenclatural synonym of: Newcastelia cephalantha F.Muell. legitimate

Council of Heads of Australasian Herbaria (29 September 2022), Australian Plant Census: - [nomenclatural synonym]

nomenclatural synonym of: Newcastelia cephalantha F.Muell. legitimate

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