| Name | Petalostemon flavescens S. Watson |
| Authorship | S. Watson |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Petalostemon |
| GUID | urn:lsid:ipni.org:names:191047-2 |
| Citation | 1873 Amer. Naturalist 7: 299 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Petalostemon flavescens S. Watson |
| Identification made in | [no date] (1) |