Fries, T.M. (1874), Lichenographia Scandinavica 2: 625 [tax. nov.]

P.McCarthy (Comp.) (2016), Checklist of the Lichens of Australia and its Island Territories: - [secondary reference]

taxonomic synonym: Rhizocarpon ambiguum (Schaer.) Zahlbr. legitimate

• Distribution: NSW, ACT, VIC, Extra-Aust.

McCarthy, P.M., Elix, J.A., Kantvilas, G. & Archer, A.W. (2017), Additional lichen records from Australia. Australasian Lichenology 80: - [secondary reference]

• Distribution: New: TAS

P.McCarthy (Comp.) (2017), Checklist of the Lichens of Australia and its Island Territories: - ABRSL [secondary reference]

taxonomic synonym: Rhizocarpon ambiguum (Schaer.) Zahlbr. legitimate

• ABRSL Dist.: NSW, ACT, Vic, Tas, Extra-Aust.

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