| Name | Protomonostroma undulatum f. pulchrum (Farlow) M. J. Wynne |
| Authorship | (Farlow) M. J. Wynne |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Protomonostroma undulatum (Wittrock) K. L. Vinogradova |
| GUID | urn:lsid:marinespecies.org:taxname:467519 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Protomonostroma undulatum f. pulchrum (Farlow) M. J. Wynne |
| Identification made in | 2010 (1) |