Forman, L.L. in Wilson, A.J.G. (ed.) (2007), Appendix. Menispermaceae. Flora of Australia 2: 462 [tax. nov.]

• Type: P. longifolia (F.M.Bailey) Forman

• Etymology: "Named from the Greek para (near) and the generic name Pachygone, referring to the affinity to that genus. Gender: feminine."

Council of Heads of Australasian Herbaria (2007), Australian Plant Census: - [secondary reference]

Forman, L.L. in Wilson, A.J.G. (ed.) (2007), Menispermaceae. Flora of Australia 2: 375 APC [secondary reference]

• APC Dist.: Qld

Mabberley, D.J. (1 May 2008), Mabberley's Plant-Book Edn. 3: - [secondary reference]

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