Name requested: Sphaeria planiusculaSydowia 4 (1-6): 243.
Homotypic synonym: Leptosphaeria planiusculaMycologia 9 (5): 285. Sydowia 4 (1-6): 230, 235, 243. 7 (1-4): 20. 9 (1-6): 109, 129.
Heterotypic synonym: Leptosphaeria asterisMycologia 34 (1): 3, 3, 7.
Heterotypic synonym: Leptosphaeria virginicaPersoonia 3 (1): 21.