| Name | Pleurothallis triangulabia C. Schweinfurth |
| Authorship | C. Schweinfurth |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Pleurothallis R. Brown |
| Citation | 1937 Ann. Missouri Bot. Gard. 24: 183 |
| Holdings | 20 Specimens held in the Harvard University Herbaria identified as Pleurothallis triangulabia C. Schweinfurth |
| Identification made in | [no date] (16), 1998 (1), 2011 (1), 2022 (1), 2023 (1) |