A terricolous species specialized to substrates rich in heavy metals. It resembles P. uliginosa but differs in apothecia pigmentation; it has a conspicuous red-purple hypothecium reaction with KOH. In the Czech Republic, the lichen has a single locality in the Krušné hory Mts.
Literature: Palice Z., Malíček J., Peksa O. & Vondrák J. (2018): New remarkable records and range extensions in the central European lichen biota. – Herzogia 31: 518–534.
taxonomic classification:Ascomycota → Lecanoromycetes → Trapeliales → Trapeliaceae → Placynthiella
All records: 1, confirmed 1. One click on a selected square displays particular record(s), including their source(s).