Pfeiffer, L.K.G. (1838), Abbildungen und Beschreibung bluhender Cacteen 1: t. 4 [comb. nov.]

basionym: Cereus multiplex Pfeiff. legitimate

Ross, E.M. in Stanley, T.D. & Ross, E.M. (1984), Cactaceae. Flora of South-eastern Queensland 1: 145 [secondary reference]

Jessup, L.W. (2003), Flora of South-eastern Queensland Volume 1 Changes to names or status of taxa: - [taxonomic synonym]

taxonomic synonym of: Echinopsis oxygona (Link) Zucc. ex Pfeiff. legitimate

Council of Heads of Australasian Herbaria (2005), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Echinopsis oxygona (Link) Zucc. ex Pfeiff. legitimate

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