Razafimandimbison, S.G., McCowell, T.D., Halford, D.A. & Bremer, B. (2009), Molecular phylogenetcs and generic assessment in the tribe Morindeae (Rubiaceae): how to circumscribe Morinda L. to be monophyletic?. Molecular Phylogenetics and Evolution 52: 881 [primary reference]

Halford, D.A. & Ford, A.J. (23 November 2009), Two new species of Morinda L. (Rubiaceae) from north-east Queensland. Austrobaileya 8(1): 85 [taxonomic synonym]

taxonomic synonym of: Morinda retropila Halford & A.J.Ford legitimate

Razafimandimbison, S.G. & Bremer, B. (2011), Nomenclatural changes and taxonomic notes in the tribe Morindeae (Rubiaceae). Adansonia 33(2): 294 [taxonomic synonym]

taxonomic synonym of: Gynochthodes retropila (Halford & A.J.Ford) Razafim. & B.Bremer legitimate

Council of Heads of Australasian Herbaria (2016), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Gynochthodes retropila (Halford & A.J.Ford) Razafim. & B.Bremer legitimate

---