Name requested: Helotium thujinumMycologia 34 (2): 155, 178.
Heterotypic synonym: Pithya cupressinaMycologia 64 (3): 612, 614, 616, 617. 67 (2): 250. 75 (4): 754. Mycotaxon 7 (1): 70. 40: 2. Persoonia 10 (1): 120, 123*. Transactions of the Mycological Society of Japan 21 (2): 149, 150, 162, 163.