Forster, P.I. & Halford, D.A. in Henderson, R.J.F. (ed.) (2002), Rubiaceae. Names and Distribution of Queensland Plants, Algae and Lichens: 176 [primary reference]

Forster, P.I. & Halford, D.A. in Bostock, P.D. & Holland, A.E. (ed.) (2007), Rubiaceae. Census of the Queensland Flora 2007: 178 [secondary reference]

Forster, P.I. & Halford, D.A. in Bostock, P.D. & Holland, A.E. (ed.) (8 December 2010), Rubiaceae. Census of the Queensland Flora 2010: 172 [secondary reference]

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

taxonomic synonym of: Psychotria sp. Daintree NP (P.I.Forster+ PIF21974) Qld Herbarium [n/a]

Forster, P.I. & Halford, D.A. in Bostock, P.D. & Holland, A.E. (ed.) (23 July 2013), Rubiaceae. Census of the Queensland Flora: - [secondary reference]

Forster, P.I. & Halford, D.A. in Bostock, P.D. & Holland, A.E. (ed.) (August 2016), Rubiaceae. Census of the Queensland Flora: - [secondary reference]

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