| Name | Diplopterygium laevissimum (Christ) Nakai |
| Authorship | (Christ) Nakai |
| Rank | Species |
| Placed in | Diplopterygium |
| Citation | 1950 Bull. Natl. Sci. Mus., Tokyo 29: 52 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Diplopterygium laevissimum (Christ) Nakai |
| Identification made in | [no date] (1), 2010 (1) |