| Name | Castilleja thompsonii Pennell |
| Authorship | Pennell |
| Rank | Species |
| Placed in | Castilleja Mutis ex Linnaeus f. |
| Citation | 1947 Proc. Amer. Acad. Arts 99(7): 178–179 |
| Holdings | 32 Specimens held in the Harvard University Herbaria identified as Castilleja thompsonii Pennell |
| Identification made in | [no date] (31), 2016 (1) |
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