Merrill, E.D. & Perry, L.M. (1945), Plantae Papuanae Archiboldianae, XII. Journal of the Arnold Arboretum 26(1): 338 [tax. nov.]

• Type: "BRITISH NEW GUINEA: Western Division, Mabaduan, Brass 6488, April 1936, common in rain-forest undergrowth (large scrambling shrub; flowers small, green; fruit subglobose, black, fleshy, 7–8 mm. in diameter)."

• Comment: “The types […], unless otherwise stated, are deposited in the herbarium of the Arnold Arboretum” (p. 324)

Forster, P.I. (27 September 1991), Zizyphus oligantha Mer. & Perry is a synonym of Z. oenopolia (L.) Mill. (Rhamnaceae). Austrobaileya 3(3): 563 [taxonomic synonym]

taxonomic synonym of: Ziziphus oenopolia (L.) Mill. legitimate

Council of Heads of Australasian Herbaria (2011), Australian Plant Census: - [secondary reference]

orthographic variant: Zizyphus oligantha Merr. & L.M.Perry orth. var.

Council of Heads of Australasian Herbaria (2011), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Ziziphus oenopolia (L.) Mill. legitimate

Kellermann, J. (8 May 2020), Nomenclatural notes and typifications in Australian species of Paliureae (Rhamnaceae). Swainsona 33: 44 [secondary reference]

• Type: "Holotype: Mabaduan, Western Province, Papua New Guinea, Apr. 1936, L.J. Brass 6488 (A00051554). Isotypes: BM000838645, BRI-AQ0317638, G00440946, K000723081, L0013808; photos seen"

Kellermann, J. (8 May 2020), Nomenclatural notes and typifications in Australian species of Paliureae (Rhamnaceae). Swainsona 33: 44 [taxonomic synonym]

taxonomic synonym of: Ziziphus oenopolia (L.) Mill. legitimate

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