Homotypic Synonyms See Note

Basionym Name:
Placodium gordejevii Tomin, Bull. South. Ussuri Branch State Russ. Geograph. Soc.: 217 (1926)

Homotypic synonyms:
Caloplaca gordejevii (Tomin) Oxner, Tab. Opred. Rodov Vidov Semeĭstva Kaloplakovykh (Caloplacaceae Zahlbr.) Flory Lishaĭnikov SSSR (Kiev): 46 (1990)
Caloplaca gordejevii (Tomin) Oxner ex Khodos., [as 'gordejevi'], in Khodosovtsev, Kuznetsova & Himelbrant, Botanica Lithuanica 10(3): 200 (2004)
Mikhtomia gordejevii (Tomin) S.Y. Kondr., Kärnefelt, Elix, A. Thell, Jung Kim, A.S. Kondr. & Hur, in Kondratyuk, Jeong, Yu, Kärnefelt, Thell, Elix, Kim, Kondratiuk & Hur, Acta bot. hung. 56(1-2): 112 (2014)