Basionym Name:Placodium kamczaticum Savicz, Izv. Imp. Bot. Sada Petra Velikago 14: 124 (1914)
Homotypic synonyms:Blastenia kamczatica (Savicz) Oxner, [as 'kamtczatica'] Tab. Opred. Rodov Vidov Semeĭstva Kaloplakovykh (Caloplacaceae Zahlbr.) Flory Lishaĭnikov SSSR (Kiev): 48 (1990)