Basionym Name:Stereocaulon paschale f. flabellans I.M. Lamb, Farlowia 4(4): 457 (1955)
Homotypic synonyms:Stereocaulon glabrum f. flabellans (I.M. Lamb) I.M. Lamb, J. Hattori bot. Lab. 43: 218 (1977)