| Name | Calylophus serrulatus (Nuttall) P. H. Raven |
| Authorship | (Nuttall) P. H. Raven |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Calylophus Spach |
| GUID | urn:lsid:ipni.org:names:43118-2 |
| Holdings | 220 Specimens held in the Harvard University Herbaria identified as Calylophus serrulatus (Nuttall) P. H. Raven |
| Identification made in | [no date] (171), 1600 (15), 1969 (27), 1970 (6), 1990 (1) |