| Name | Calceolaria alata var. occidentalis Pennell |
| Authorship | Pennell |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Calceolaria alata (Pennell) Pennell |
| Citation | 1951 Proc. Acad. Nat. Sci. Philadelphia 103: 160 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Calceolaria alata var. occidentalis Pennell |
| Identification made in | [no date] (1) |