| Name | Euphrasia hudsoniana Fernald & Wiegand |
| Authorship | Fernald & Wiegand |
| Rank | Species |
| Placed in | Euphrasia |
| Citation | 1915 Rhodora 17(202): 194–195 |
| Holdings | 8 Specimens held in the Harvard University Herbaria identified as Euphrasia hudsoniana Fernald & Wiegand |
| Identification made in | [no date] (7), 1964 (1) |
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