| Name | Pholistoma membranacea (Bentham) Constance |
| Authorship | (Bentham) Constance |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Pholistoma |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Pholistoma membranacea (Bentham) Constance |
| Identification made in | [no date] (3), 1993 (1) |