| Name | Geunsia pentandra Merrill |
| Authorship | Merrill |
| Rank | Species |
| Placed in | Geunsia |
| Citation | 1916 Philipp. J. Sci., C. 11: 309. |
| Holdings | 25 Specimens held in the Harvard University Herbaria identified as Geunsia pentandra Merrill |
| Identification made in | [no date] (25) |