Dunlop, C.R. in Orchard, A.E. (ed.) (1996), Phyllangium. Flora of Australia 28: 59-62, 315 APC [tax. nov.]

• Type: Type: P. paradoxum (R.Br.) Dunlop

nomenclatural synonym: Mitrasacme sect. Dichelocalyx G.Don legitimate nomenclatural synonym: Mitrasacme sect. Anisomitra Endl. legitimate

• APC Dist.: WA, SA, NSW, Vic, Tas

Conn, B.J. in Walsh, N.G. & Entwisle, T.J. (ed.) (1999), Loganiaceae. Flora of Victoria 4: 309 [secondary reference]

Wheeler, J.R., Marchant, N.G. & Lewington, M. (2002), Dicotyledons. Flora of the South West 2: 660 [secondary reference]

Mabberley, D.J. (1 May 2008), Mabberley's Plant-Book Edn. 3: 659 [secondary reference]

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