| Name | Monostroma oxyspermum (Kützing) Doty |
| Authorship | (Kützing) Doty |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Monostroma Thuret |
| Contains | Monostroma oxyspermum var. laceratum (Thuret) Hamel Monostroma oxyspermum f. orbiculatum (Thuret) Monostroma oxyspermum f. wittrockii (Bornet) Feldmann & Hamel |
| GUID | urn:lsid:marinespecies.org:taxname:145944 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Monostroma oxyspermum (Kützing) Doty |
| Identification made in | [no date] (3) |