| Name | Castilleja flava S. Watson |
| Authorship | S. Watson |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Castilleja Mutis ex Linnaeus f. |
| Contains | Castilleja flava var. rustica (Piper) N. H. Holmgren |
| GUID | urn:lsid:ipni.org:names:800959-1 |
| Citation | 1871 Botany [Fortieth Parallel] 5: 230 |
| Holdings | 90 Specimens held in the Harvard University Herbaria identified as Castilleja flava S. Watson |
| Identification made in | [no date] (70), 1922 (14), 1930 (1), 1935 (1), 1943 (1), 1946 (2), 1996 (1) |