Pax, F.A. in Engler, H.G.A. & Prantl, K.A.E. (ed.) (April 1889), Aizoaceae. Die Naturlichen Pflanzenfamilien III, 1b(31): 44 [comb. nov.]

basionym: Sesuvium quadrifidum F.Muell. legitimate

Diels, F.L.E. & Pritzel, E.G. (6 December 1904), Fragmenta Phytographiae Australiae occidentalis. Beitrage zur Kenntnis der Pflanzen Westaustraliens, ihrer Verbreitung und ihrer Lebensverhaltnisse. Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 35(2-3): 197 [secondary reference]

Black, J.M. (1924), Casuarinaceae - Euphorbiaceae. Flora of South Australia 2: 221, Fig. 97 F [secondary reference]

nomenclatural synonym: Aizoon quadrifidum (F.Muell.) F.Muell. legitimate

Chinnock, R.J. (9 May 1983), The Australian genus Gunniopsis Pax (Aizoaceae). Journal of the Adelaide Botanic Gardens 6(2): 149-152 [secondary reference]

nomenclatural synonym: Sesuvium quadrifidum F.Muell. legitimate

Prescott, A. & Venning, J. in George, A.S. (ed.) (1984), Aizoaceae. Flora of Australia 4: 45, Figs 9, 12L, Map 51 [secondary reference]

nomenclatural synonym: Sesuvium quadrifidum F.Muell. legitimate nomenclatural synonym: Aizoon quadrifidum (F.Muell.) F.Muell. legitimate

Green, J.W. (1985), Census of the Vascular Plants of Western Australia Edn. 2: 75 [secondary reference]

Dunlop, C.R. (1987), Checklist of the Vascular Plants of the Northern Territory. Technical Report: Conservation Commission of the Northern Territory 26: 4 [secondary reference]

Jacobs, S.W.L. & Highet, J. in Harden, G.J. (ed.) (1990), Aizoaceae. Flora of New South Wales 1: 193, Plate 14 [secondary reference]

Jacobs, S.W.L. & Highet, J. in Harden, G.J. (ed.) (2000), Aizoaceae. Flora of New South Wales Revised Edition 1: 193, Plate 14 [secondary reference]

nomenclatural synonym: Aizoon quadrifidum (F.Muell.) F.Muell. legitimate

Paczkowska, G. & Chapman, A.R. (2000), The Western Australian Flora, a descriptive catalogue: 134 [secondary reference]

common name: Sturt's Pigface [n/a]

Council of Heads of Australasian Herbaria (2005), Australian Plant Census: - APC [secondary reference]

orthographic variant: Gunniopsis quadrifaria Pax orth. var. nomenclatural synonym: Sesuvium quadrifidum F.Muell. legitimate nomenclatural synonym: Aizoon quadrifidum (F.Muell.) F.Muell. legitimate isonym: Gunniopsis quadrifida (F.Muell.) Ewart isonym

• APC Dist.: WA, NT, SA, Qld, NSW

Thomas, M.B. in Bostock, P.D. & Holland, A.E. (ed.) (8 December 2010), Aizoaceae. Census of the Queensland Flora 2010: 7 [secondary reference]

Bohley, K., Winter, P.J.D. & Kadereit, G. (2017), A Revision of Sesuvium (Aizoaceae, Sesuvioideae). Systematic Botany 42(1): 146 [secondary reference]

nomenclatural synonym: Sesuvium quadrifidum F.Muell. legitimate

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