| Name | Uromyces laburni f. cytisi-nigricantis Saccardo |
| Authorship | Saccardo |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Uromyces laburni (de Candolle) G. H. Otth |
| Citation | 1876 Mycoth. Veneta Cent. 9: no. 868 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Uromyces laburni f. cytisi-nigricantis Saccardo |
| Identification made in | [no date] (1) |