| Name | Tubercularia nigricans f. populi-nigrae Saccardo |
| Authorship | Saccardo |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Tubercularia nigricans (Bulliard) Link: Fries |
| Citation | 1876 Mycoth. Veneta Cent. 6: no. 561 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Tubercularia nigricans f. populi-nigrae Saccardo |
| Identification made in | [no date] (1) |