| Name | Castilleja aspera Eastwood |
| Authorship | Eastwood |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Castilleja Mutis ex Linnaeus f. |
| GUID | urn:lsid:ipni.org:names:800872-1 |
| Citation | 1909 Proc. Amer. Acad. Arts 44: 580 |
| Holdings | 8 Specimens held in the Harvard University Herbaria identified as Castilleja aspera Eastwood |
| Identification made in | [no date] (6), 1997 (2) |