Homotypic Synonyms See Note

Basionym Name:
Umbilicaria antarctica var. subvirginis Frey & I.M. Lamb, Trans. Br. mycol. Soc. 22(3-4): 272 (1939)

Homotypic synonyms:
Gyrophora spongiosa var. subvirginis (Frey & I.M. Lamb) N.S. Golubk. & Savicz, Ann. Mo. bot. Gdn 25: 260 (1966)
Omphalodiscus spongiosus var. subvirginis (Frey & I.M. Lamb) C.W. Dodge, Lich. Fl. Antarct. Cont. adjac. Isls (Canaan, N. Hamp.): 124 (1973)
Umbilicaria aprina var. subvirginis (Frey & I.M. Lamb) D.C. Linds., Norsk Polarinstitutt Skrifter 101: 15 (1972)
Umbilicaria spongiosa var. subvirginis (Frey & I.M. Lamb) C.W. Dodge, B.A.N.Z. Antarct. Res. Exped. Rep., Ser. B 7: 148 (1948)