| Name | Castilleja elkoensis Edwin |
| Authorship | Edwin |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Castilleja Mutis ex Linnaeus f. |
| GUID | urn:lsid:ipni.org:names:49481-2 |
| Citation | 1959 Leafl. W. Bot. 9: 47 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Castilleja elkoensis Edwin |
| Identification made in | [no date] (1) |