| Name | Tounatea costata Rusby |
| Authorship | Rusby |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Tounatea Aublet |
| GUID | urn:lsid:ipni.org:names:521342-1 |
| Citation | 1920 Descr. S. Amer. Pl. 28 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Tounatea costata Rusby |
| Identification made in | [no date] (2) |