| Name | Caulanthus hastatus S. Watson |
| Authorship | S. Watson |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Caulanthus |
| GUID | urn:lsid:ipni.org:names:50344-2 |
| Citation | 1871 Botany [Fortieth Parallel] 28 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Caulanthus hastatus S. Watson |
| Identification made in | [no date] (2) |