| Name | Haplopappus arborescens subsp. peninsularis Moran |
| Authorship | Moran |
| Rank | Subspecies |
| NomenclaturalStatus | NomLeg |
| Placed in | Haplopappus arborescens (A. Gray) H. M. Hall |
| GUID | urn:lsid:ipni.org:names:277921-2 |
| Citation | 1969 Trans. San Diego Soc. Nat. Hist. 15: 152 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Haplopappus arborescens subsp. peninsularis Moran |
| Identification made in | [no date] (1), 1979 (1), 1982 (1) |