| Name | Calylophus hartwegii subsp. fendleri (A. Gray) Towner & P. H. Raven |
| Authorship | (A. Gray) Towner & P. H. Raven |
| Rank | Subspecies |
| NomenclaturalStatus | Unknown |
| Placed in | Calylophus hartwegii (Bentham) P. H. Raven |
| GUID | urn:lsid:ipni.org:names:43106-2 |
| Holdings | 26 Specimens held in the Harvard University Herbaria identified as Calylophus hartwegii subsp. fendleri (A. Gray) Towner & P. H. Raven |
| Identification made in | [no date] (22), 1600 (2), 1969 (2) |