Brown, R. (27 March 1810), Prodromus florae Novae Hollandiae et insulae Van-Diemen, exhibens characteres plantarum quas annis 1802-1805: 173 [primary reference]

Council of Heads of Australasian Herbaria (2008), Australian Plant Census: - [orthographic variant]

orthographic variant of: Pentapogon quadrifidus (Labill.) Baill. legitimate

Kodela, P.G., Weiller, C.M. & Thompson, I.R. in Wilson, A.J.G. (ed.) (2009), Pentapogon. Flora of Australia 44A: 234 [nomenclatural synonym]

nomenclatural synonym of: Pentapogon quadrifidus (Labill.) Baill. legitimate

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