Pertusaria ambigua

{{Short description|Species of lichen}}

{{Use dmy dates|date=December 2020}}

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| taxon = Pertusaria ambigua

| authority = A.W.Archer & Elix (2013)

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Pertusaria ambigua is a lichen in the family Pertusariaceae, and found in New South Wales, growing on trees.

It was first described in 2013 by Alan Archer and Jack Elix.{{cite web |title=Record Details - Pertusaria ambigua A.W.Archer & J.A.Elix |url=http://www.indexfungorum.org/names/NamesRecord.asp?RecordID=805236 |publisher=Index Fungorum

}}{{cite Q|Q54708047}}