Mueller, F.J.H. von (November 1878), Fragmenta Phytographiae Australiae 11(89): 56 [comb. nov.]

basionym: Cocos normanbyi W.Hill legitimate

Mueller, F.J.H. von (1882), Systematic Census of Australian Plants: 120 [secondary reference]

Baillon, H.E. (1895), Histoire des Plantes 13: 364, adnot [nomenclatural synonym]

nomenclatural synonym of: Normanbya australasicus (H.Wendl. & Drude) Baill. nom. superfl.

Bailey, L.H. (1930), Gentes Herbarum; Occasional Papers on the Kinds of Plants 2: 188 [nomenclatural synonym]

nomenclatural synonym of: Normanbya normanbyi (W.Hill) L.H.Bailey legitimate

Essig, F.B. in Holttum, R.E. (1978), A revision of the genus Ptychosperma Labill. (Arecaceae). Allertonia 1(7): 473 [secondary reference]

Council of Heads of Australasian Herbaria (2007), Australian Plant Census: - [secondary reference]

orthographic variant: Ptychosperma normanbyanum Benth. & Hook.f. orth. var.

Council of Heads of Australasian Herbaria (2007), Australian Plant Census: - [nomenclatural synonym]

nomenclatural synonym of: Normanbya normanbyi (W.Hill) L.H.Bailey legitimate

Dowe, J.L. & Jones, D.L. in Wilson, A.J.G. (ed.) (2011), Arecaceae. Flora of Australia 39: 200 [nomenclatural synonym]

nomenclatural synonym of: Normanbya normanbyi (W.Hill) L.H.Bailey legitimate

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