| Name | Spermothamnion barbatum (C. Agardh) Nägeli |
| Authorship | (C. Agardh) Nägeli |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Spermothamnion Areschoug |
| Contains | Spermothamnion barbatum var. mesocarpum (Carmichael) Batters |
| Remarks | Created from Taxon Name Import: Spermothamnion barbatum (C. Agardh) Nägeli |
| GUID | urn:lsid:marinespecies.org:taxname:238982 |