Linnaeus, C. (1 May 1753), Species Plantarum 1: 433 [tax. nov.]

• Type: "Habitat in Aethiopia."

Black, J.M. (1952), Flora of South Australia Edn. 2, 3: 535 [secondary reference]

Curtis, W.M. (1956), The Student's Flora of Tasmania 1: 97 [secondary reference]

taxonomic synonym: Oxalis variabilis Jacq. legitimate

Symon, D. (1961), The Species of Oxalis Establihed in South Australia. Transactions of the Royal Society of South Australia 84: 76 [secondary reference]

Eichler, Hj. (1965), Supplement to J.M.Black's Flora of South Australia (Second Edition, 1943-1957): 200 [secondary reference]

taxonomic synonym: Oxalis variabilis Jacq. legitimate

Curtis, W.M. & Morris, D.I. (1975), Angiospermae: Ranunculaceae to Myrtaceae. The Student's Flora of Tasmania Edn. 2, 1: 102 [secondary reference]

taxonomic synonym: Oxalis variabilis Jacq. legitimate

Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 172 [secondary reference]

taxonomic synonym: Oxalis variabilis Jacq. legitimate

Ross, E.M. in Stanley, T.D. & Ross, E.M. (1984), Oxalidaceae. Flora of South-eastern Queensland 1: 398 [secondary reference]

taxonomic synonym: Oxalis variabilis Jacq. legitimate common name: Large Flower Wood-sorrel [n/a]

Green, J.W. (1985), Census of the Vascular Plants of Western Australia Edn. 2: 102 [secondary reference]

Bennett, E.M. in Marchant, N.G., Wheeler, J.R., Rye, B.L., Bennett, E.M., Lander, N.S. & Macfarlane, T.D. (1987), Oxalidaceae. Flora of the Perth Region 1: 495 [secondary reference]

common name: Largeflower Wood Sorrel [n/a]

Conn, B.J. in Harden, G.J. (ed.) (1992), Oxalidaceae. Flora of New South Wales 3: 21 [secondary reference]

taxonomic synonym: Oxalis variabilis Jacq. legitimate

Conn, B.J., Jeanes, J.A. & Richards, P.G. in Walsh, N.G. & Entwisle, T.J. (ed.) (1999), Oxalidaceae. Flora of Victoria 4: 215-216, Fig. 40b APC [secondary reference]

taxonomic synonym: Oxalis variabilis Jacq. legitimate common name: Large-flower Wood-sorrel [n/a]

• APC Dist.: WA (naturalised), SA (naturalised), Qld (formerly naturalised), NSW (naturalised), Vic (naturalised), Tas (naturalised)

Wheeler, J.R., Marchant, N.G. & Lewington, M. (2002), Dicotyledons. Flora of the South West 2: 730 [secondary reference]

common name: Four o'clock [n/a] common name: Largeflower Wood Sorrel [n/a]

Barrett, Russell & Tay, Eng Pin (2016), Perth Plants: a Field Guide to the Bushland and Coastal Flora of Kings Park and Bold Park Edn. 2: 332-333, photos 4-6 & 17 [secondary reference]

common name: Large Flower Wood Sorrel [n/a]

de Salas, M.F. & Baker, M.L. (2016), Tasmanian vascular plant census. A Census of the Vascular Plants of Tasmania, including Macquarie Island: 61 [secondary reference]

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