| Name | Acrospongium ralfsioides Schiffner |
| Authorship | Schiffner |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Acrospongium |
| Remarks | Created from Taxon Name Import: Acrospongium ralfsioides Schiffner |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Acrospongium ralfsioides Schiffner |
| Identification made in | [no date] (1) |