| Name | Trapa pseudoincisa Nakai |
| Authorship | Nakai |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Trapa |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Trapa pseudoincisa Nakai |
| Identification made in | [no date] (2) |
| Name | Trapa pseudoincisa Nakai |
| Authorship | Nakai |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Trapa |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Trapa pseudoincisa Nakai |
| Identification made in | [no date] (2) |