| Name | Pleurothallis prolaticollaris Luer |
| Authorship | Luer |
| Rank | Species |
| Placed in | Pleurothallis R. Brown |
| Citation | 1977 Selbyana 3(3,4): 368 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Pleurothallis prolaticollaris Luer |
| Identification made in | [no date] (3) |