Name requested: Guignardia magnoliaeMycologia 33 (1): 81. 56 (1): 56. 69 (5): 963.
Heterotypic synonym: Mycosphaerella magnoliaeMycologia 56 (1): 56. 69 (5): 963. Mycotaxon 45: 362. Sydowia 5 (3-6): 247.
Heterotypic synonym: Sphaerella magnoliaeMycologia 33 (1): 81. 56 (1): 56. 69 (5): 963. Mycotaxon 45: 362. Sydowia 5 (3-6): 247.