Homotypic synonyms: Umbilicaria rossica(Dombr.) N.S. Golubk., in Golubkova, Savicz & Trass, Opredelitel' Lishaĭnikov SSSR (Handbook of the Lichens of the USSR), 5, Cladoniaceae-Acarosporaceae (Leningrad): 134 (1978)
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