Name requested: Macrosporium porriMycology and Phytopathology 2 (2): 130, 131. 4 (4): 297, 298, 300. 5 (3): 319, 320. 5 (6): 529.
Homotypic synonym: Alternaria porriMycologia 52 (3): 519. 70 (2): 352. 79 (4): 508, 511. Mycotaxon 75: 53. Sydowia 23 (1-6): 147. 24 (1-6): 211. Transactions of the Mycological Society of Japan 23 (3): 214.