| Name | Callithamnion membranaceum Magnus |
| Authorship | Magnus |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Callithamnion Lyngbye |
| Remarks | Created from Taxon Name Import: Callithamnion membranaceum Magnus |
| GUID | urn:lsid:marinespecies.org:taxname:496645 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Callithamnion membranaceum Magnus |
| Identification made in | [no date] (2) |