| Name | Castilleja ambigua var. ambigua |
| Authorship | |
| Rank | Variety |
| NomenclaturalStatus | Unknown |
| Placed in | Castilleja ambigua Hooker & Arnott |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Castilleja ambigua var. ambigua |
| Identification made in | [no date] (1) |
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