Brown, R. (27 March 1810), Prodromus florae Novae Hollandiae et insulae Van-Diemen, exhibens characteres plantarum quas annis 1802-1805: 414 [tax. nov.]

• Type: "(T.). v.v."

Lindley, J. in Mitchell, T.L. (1848), Journal of an Expedition into the Interior of Tropical Australia: 102 [secondary reference]

Moquin-Tandon, C.H.B.A. in Candolle, A.L.P.P. de (ed.) (1849), Amarantaceae. Prodromus Systematis Naturalis Regni Vegetabilis 13(2): 272 [basionym]

basionym of: Euxolus undulatus (R.Br.) Moq. legitimate

Domin, K. (1921), Beitrage zur Flora und Pflanzengeographie Australiens. Bibliotheca Botanica 22(89): 632 [misapplied]

misapplied to: Amaranthus mitchellii Benth. legitimate by Lindley, J. in Mitchell, T.L. (1848), Journal of an Expedition into the Interior of Tropical Australia: 102

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

taxonomic synonym: Amaranthus pallidiflorus F.Muell. legitimate taxonomic synonym: Amaranthus leptostachyus Benth. legitimate

Palmer, J. (2 June 2009), A conspectus of the genus Amaranthus (Amaranthaceae) in Australia. Nuytsia 19(1): 123-124 [secondary reference]

nomenclatural synonym: Euxolus undulatus (R.Br.) Moq. legitimate taxonomic synonym: Amarantus pallidiflorus F.Muell. orth. var. taxonomic synonym: Amaranthus pallidiflorus F.Muell. legitimate taxonomic synonym: Amarantus leptostachyus Benth. orth. var. taxonomic synonym: Amaranthus leptostachyus Benth. legitimate misapplication: Amaranthus grandiflorus (J.M.Black) J.M.Black legitimate by Paczkowska, G. & Chapman, A.R. (2000), The Western Australian Flora, a descriptive catalogue: 136

• APC Dist.: WA, NT, Qld

Palmer, J. (2 June 2009), A conspectus of the genus Amaranthus (Amaranthaceae) in Australia. Nuytsia 19(1): 121 [misapplied]

misapplied to: Amaranthus mitchellii Benth. legitimate by Lindley, J. in Mitchell, T.L. (1848), Journal of an Expedition into the Interior of Tropical Australia: 102

Bean, A.R. in Bostock, P.D. & Holland, A.E. (ed.) (8 December 2010), Amaranthaceae. Census of the Queensland Flora 2010: 8 [secondary reference]

Bayon, N.D. (2015), Revisión Taxonómica de las Especies Monoicas de Amaranthus (Amaranthaceae): Amaranthus subg. Amaranthus y Amaranthus subg. Albersia. Annals of the Missouri Botanical Garden 101(2): 367-368, Fig. 62 [secondary reference]

nomenclatural synonym: Euxolus undulatus (R.Br.) Moq. legitimate taxonomic synonym: Amaranthus pallidiflorus F.Muell. legitimate taxonomic synonym: Amaranthus leptostachyus Benth. legitimate

Council of Heads of Australasian Herbaria (2016), Australian Plant Census: - APC [secondary reference]

orthographic variant: Amarantus undulatus Domin orth. var. nomenclatural synonym: Euxolus undulatus (R.Br.) Moq. legitimate taxonomic synonym: Amarantus pallidiflorus F.Muell. orth. var. taxonomic synonym: Amaranthus pallidiflorus F.Muell. legitimate taxonomic synonym: Amarantus leptostachyus Benth. orth. var. taxonomic synonym: Amaranthus leptostachyus Benth. legitimate taxonomic synonym: Amaranthus pallidiflorus F.Muell. var. pallidiflorus legitimate misapplication: Amaranthus grandiflorus (J.M.Black) J.M.Black legitimate by Paczkowska, G. & Chapman, A.R. (2000), The Western Australian Flora, a descriptive catalogue: 136

• APC Dist.: WA, NT, Qld

Council of Heads of Australasian Herbaria (2016), Australian Plant Census: - [misapplied]

misapplied to: Amaranthus mitchellii Benth. legitimate by Lindley, J. in Mitchell, T.L. (1848), Journal of an Expedition into the Interior of Tropical Australia: 102

Iamonico, D. & Palmer, J. (5 February 2020), Nomenclature survey of the genus Amaranthus (Amaranthaceae). 6. Names linked to the Australian flora. Australian Systematic Botany 33(2): 172 [secondary reference]

• Lectotype: "Arnhem N Bay [Melville Bay, Northern Territory], R.Brown Iter Australiense 3047 (lecto, here designated: BM000522508! [specimen on the right-hand side of sheet, image available at https://plants.jstor.org/stable/10.5555/al.ap.specimen.bm000522508, accessed 29 October 2018]; isolecto: K 000357415! [image available at http://apps.kew.org/herbcat/getImage.do?imageBarcode = K000357415, accessed 29 October 2018])."

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