| Name | Gastroclonium clavatum (Roth) Ardissone | 
| Authorship | (Roth) Ardissone | 
| Rank | Species | 
| NomenclaturalStatus | Unknown | 
| Placed in | Gastroclonium Kützing | 
| Remarks | Created from Taxon Name Import: Gastroclonium clavatum (Roth) Ardissone | 
| GUID | urn:lsid:marinespecies.org:taxname:145809 | 
| Holdings | 19 Specimens held in the Harvard University Herbaria identified as Gastroclonium clavatum (Roth) Ardissone | 
| Identification made in | [no date] (19) | 
