| Name | Aquilegia longissima A. Gray ex S. Watson |
| Authorship | A. Gray ex S. Watson |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Aquilegia Linnaeus |
| Citation | Proc. Amer. Acad. Arts 17: 317 |
| Holdings | 18 Specimens held in the Harvard University Herbaria identified as Aquilegia longissima A. Gray ex S. Watson |
| Identification made in | [no date] (7), 1945 (1), 1979 (10) |