Dietrich, W. (1977), The South American species of Oenothera sect. Oenothera (Raimannia, Renneria; Onagraceae). Annals of the Missouri Botanical Garden 64(3): 519, figs 2, 44-46, 132, 179, 217 [tax. nov.]

• Type: "Argentina, Prov. Buenos Aires, Isla Santiago near La Plata, 24 Nov. 1935, A.L.Cabrera 3406 (NY, holotype; F, G, LIL, LP, POM, SI, UC, isotypes)."

Cunningham, G.M., Mulham, W.E., Milthorpe, P.L. & Leigh, J.H. (1981), Plants of Western New South Wales: 535 [secondary reference]

common name: Smallflower Evening Primrose [n/a] common name: Smooth Evening Primrose [n/a]

Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 171 [secondary reference]

Thompson, J. in George, A.S. (ed.) (1990), Onagraceae. Flora of Australia 18: 222-223, Map 316 APC [secondary reference]

• APC Dist.: WA (naturalised), Qld (naturalised), NSW (naturalised)

Dalby, J.M. in Harden, G.J. (ed.) (1991), Onagraceae. Flora of New South Wales 2: 207 [secondary reference]

Dalby, J.M. in Harden, G.J. (ed.) (2002), Onagraceae. Flora of New South Wales Revised Edition 2: 243 [secondary reference]

Jessup, L.W. (22 April 2002), Flora of South-eastern Queensland Volume 2 Changes to names or status of taxa: - [secondary reference]

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