| Name | Melampsora humboldtiana Spegazzini | 
| Authorship | Spegazzini | 
| Rank | Species | 
| Placed in | Melampsora | 
| Citation | 1912 Anales Mus. Nac. Hist. Nat. Buenos Aires 23: 28 | 
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Melampsora humboldtiana Spegazzini | 
| Identification made in | [no date] (4) | 
