| Name | Isopterygium poasense Renauld & Cardot |
| Authorship | Renauld & Cardot |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Isopterygium |
| Citation | 1905 Bull. Soc. Roy. Bot. Belgique 41(1): 141 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Isopterygium poasense Renauld & Cardot |
| Identification made in | [no date] (1), 1988 (1), 2010 (1) |