| Name | Castilleja inconspicua A. Nelson & P. B. Kennedy |
| Authorship | A. Nelson & P. B. Kennedy |
| Rank | Species |
| Placed in | Castilleja Mutis ex Linnaeus f. |
| Citation | 1906 Proc. Biol. Soc. Washington 19(8): 38 |
| Holdings | 18 Specimens held in the Harvard University Herbaria identified as Castilleja inconspicua A. Nelson & P. B. Kennedy |
| Identification made in | [no date] (18) |