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

Domin, K. (1923), New Additions to the Flora of Western Australia. Vestnik Kralovske Ceske Spolecnosti Nauk, Trida Matematiko-Prirodevedecke 2: 124 [basionym]

basionym of: Cryptostemma triste (L.) Domin legitimate

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

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

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

taxonomic 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 [secondary reference]

• Lectotype: "(hic designatus): Herb. Linnaeus No. 1036.1 [excl. pedunculate capitulum] (LINN)."

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 [taxonomic synonym]

taxonomic synonym of: Arctotis calendula L. legitimate

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

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

---