| Name | Pleurothallis oligantha Barbosa Rodrigues |
| Authorship | Barbosa Rodrigues |
| Rank | Species |
| Placed in | Pleurothallis R. Brown |
| Citation | 1881 Gen. Sp. Orchid. 2: 33 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Pleurothallis oligantha Barbosa Rodrigues |
| Identification made in | [no date] (3) |