| Name | Castilleja parvula Rydberg |
| Authorship | Rydberg |
| Rank | Species |
| Placed in | Castilleja Mutis ex Linnaeus f. |
| Citation | 1907 Bull. Torrey Bot. Club 34(1): 40 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Castilleja parvula Rydberg |
| Identification made in | [no date] (1), 1922 (1), 1946 (1) |