| Name | Ustilago hordei (Persoon) Lagerheim: Persoon |
| Authorship | (Persoon) Lagerheim: Persoon |
| Rank | Species |
| Placed in | Ustilago |
| Citation | 1889 Mitt. Bad. Bot. Vereins (59): 70 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Ustilago hordei (Persoon) Lagerheim: Persoon |
| Identification made in | [no date] (1) |