Jacquin, N.J. von (1795), Icones Plantarum Rariorum 3(3): t. 456 [tax. nov.]

• Type: "crescit ad Champion river in Patagonia."

Jacquin, N.J. von (1796), Collectanea Suppl.: 107 [secondary reference]

• Type: "crescit ad Champion river in Patagonia."

Black, J.M. (December 1926), Meliaceae - Scrophulariaceae. Flora of South Australia 3: 427, Pl. 174 [secondary reference]

Beadle, N.C.W., Evans, O.D. & Carolin, R.C. (1962), Handbook of the Vascular Plants of the Sydney District and Blue Mountains: 173 [secondary reference]

Dietrich, W. (1977), The South American species of Oenothera sect. Oenothera (Raimannia, Renneria; Onagraceae). Annals of the Missouri Botanical Garden 64(3): 494-500 [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), Onagraceae. Flora of the Perth Region 1: 433 [taxonomic synonym]

taxonomic synonym of: Oenothera stricta Ledeb. ex Link legitimate

Thompson, J. in George, A.S. (ed.) (1990), Onagraceae. Flora of Australia 18: 225 [secondary reference]

• Text: "Recorded by J.M. Black, Fl. S. Australia 427 (1926) but does not occur in Australia, see W. Dietrich, Ann. Missouri Bot. Gard. 64: 496 (1978)."

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