| Name | Megalachne robinsoniana C. M. Pena |
| Authorship | C. M. Pena |
| Rank | Species |
| Placed in | Megalachne Steudel |
| Citation | 2017 Gayana, Bot. 74(1): 198 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Megalachne robinsoniana C. M. Pena |
| Identification made in | 2023 (2) |