| Name | Euphrasia purpurea f. iodantha Fernald & Wiegand |
| Authorship | Fernald & Wiegand |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Euphrasia purpurea Desfontaines |
| GUID | urn:lsid:ipni.org:names:1100170-2 |
| Citation | 1915 Rhodora 17: 189 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Euphrasia purpurea f. iodantha Fernald & Wiegand |
| Identification made in | [no date] (3) |
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