| Name | Ceramium ramulosum f. nanum Schiffner |
| Authorship | Schiffner |
| Rank | Forma |
| NomenclaturalStatus | Unknown |
| Placed in | Ceramium ramulosum Meneghini |
| Remarks | Created from Taxon Name Import: Ceramium ramulosum f. nanum Schiffner |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Ceramium ramulosum f. nanum Schiffner |
| Identification made in | [no date] (1) |