Linnaeus, C. (1 May 1753), Species Plantarum 2: 922 [tax. nov.]

• Type: "Habitat in AEthiopia."

Jacquin, N.J. von (1797), Plantarum Rariorum Horti Caesarei Schoenbrunnensis 2: 16, t. 157 [secondary reference]

Willdenow, C.L. (1803), Species Plantarum Edn. 4, 3(3): 2347 [secondary reference]

Brown, R. in Aiton, W.T. (1813), Hortus Kewensis Edn. 2, 5: 141 [basionym]

basionym of: Cryptostemma calendula (L.) R.Br. legitimate

Druce, G.C. (1914), Notes on Nomenclature. The Botanical Exchange Club and Society of the British Isles 3(5): 416 [basionym]

basionym of: Cryptostemma calendula (L.) Druce isonym

Lewin, K. in Kraenzlin, F.W.L. (ed.) (1922), Systematische Gliederung und geographische Verbreitung der Arctotideae — Arctotidinae. Repertorium Specierum Novarum Regni Vegetabilis Beihefte 11: 49 [basionym]

basionym of: Arctotheca calendula (L.) K.Lewin legitimate

Black, J.M. (1929), Bignoniaceae - Compositae. Flora of South Australia 4: 645 [nomenclatural synonym]

nomenclatural synonym of: Cryptostemma calendula (L.) R.Br. legitimate

Levyns, M.R.B. (1942), Some changes in nomenclature III. Journal of South African Botany 8(4): 284 [basionym]

basionym of: Arctotheca calendula (L.) Levyns isonym

Black, J.M. & Robertson, E.L. (1957), Flora of South Australia Edn. 2, 4: 891 [nomenclatural synonym]

nomenclatural synonym of: Cryptostemma calendula (L.) R.Br. legitimate

Jessop, J.P. in Jessop, J.P. (ed.) (1981), Compositae (Asteraceae) - most genera. Flora of Central Australia: 386 [nomenclatural synonym]

nomenclatural synonym of: Arctotheca calendula (L.) K.Lewin legitimate

Stanley, T.D. in Stanley, T.D. & Ross, E.M. (1986), Asteraceae. Flora of South-eastern Queensland 2: 579 [nomenclatural synonym]

nomenclatural synonym of: Arctotheca calendula (L.) K.Lewin legitimate

Lander, N.S. in Marchant, N.G., Wheeler, J.R., Rye, B.L., Bennett, E.M., Lander, N.S. & Macfarlane, T.D. (1987), Asteraceae. Flora of the Perth Region 2: 657 [nomenclatural synonym]

nomenclatural synonym of: Arctotheca calendula (L.) K.Lewin legitimate

Green, P.S. in Wilson, A.J.G. (ed.) (1994), Norfolk Island & Lord Howe Island. Flora of Australia 49: 374 [nomenclatural synonym]

nomenclatural synonym of: Arctotheca calendula (L.) K.Lewin legitimate

Jeanes, J.A. in Walsh, N.G. & Entwisle, T.J. (ed.) (1999), Asteraceae. Flora of Victoria 4: 716 [nomenclatural synonym]

nomenclatural synonym of: Arctotheca calendula (L.) K.Lewin legitimate

Council of Heads of Australasian Herbaria (2011), Australian Plant Census: - [nomenclatural synonym]

nomenclatural synonym of: Arctotheca calendula (L.) Levyns isonym

Ghafoor, A. in Wilson, A.J.G. (ed.) (2015), Arctotheca. Flora of Australia 37: 162 [nomenclatural synonym]

nomenclatural synonym of: Arctotheca calendula (L.) Levyns isonym

McKenzie, R.J. & Bergh, N,.G. (2018), (2633) Proposal to conserve the name Arctotis calendula (Arctotheca calendula) against Arctotis tristis (Arctotheca tristis) (Asteraceae: Arctotideae). Taxon 67(4): 813-814 [secondary reference]

taxonomic synonym: Arctotis tristis L. legitimate

• Text: "(2633) Arctotis calendula L., Sp. Pl.: 922. 1 Mai 1753 [Angiosp.: Comp.], nom. cons. prop. Lectotypus (vide Wijnands, Bot. Commelins: 66. 1983): Herb. Linnaeus No. 1036.7 (LINN)."

Council of Heads of Australasian Herbaria (31 July 2018), Australian Plant Census: - [secondary reference]

orthographic variant: Arctotis calendulacea L. orth. var. orthographic variant: Arctotis calendulaceum Levyns orth. var.

Council of Heads of Australasian Herbaria (31 July 2018), Australian Plant Census: - [nomenclatural synonym]

nomenclatural synonym of: Arctotheca calendula (L.) K.Lewin legitimate

---