| Name | Sporocybe byssoides f. aucubae Saccardo |
| Authorship | Saccardo |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Sporocybe byssoides (Persoon) Fries: Fries |
| Citation | 1881 Mycoth. Veneta Cent. 16: no. 1587 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Sporocybe byssoides f. aucubae Saccardo |
| Identification made in | [no date] (1) |