| Name | Oncidium ottonis H. G. Reichenbach |
| Authorship | Reichenbach f. |
| Rank | Species |
| Placed in | Oncidium |
| Citation | 1922 Pflanzenr. [Engler] 4, Fam. 50: 92, fig. 10 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Oncidium ottonis H. G. Reichenbach |
| Identification made in | 2010 (2) |