| Name | Isopterygium diminutivum E. B. Bartram |
| Authorship | E. B. Bartram |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Isopterygium |
| Citation | 1928 J. Wash. Acad. Sci. 18: 581 |
| Holdings | 8 Specimens held in the Harvard University Herbaria identified as Isopterygium diminutivum E. B. Bartram |
| Identification made in | [no date] (5), 1988 (1), 2013 (2) |