| Name | Nasturtium obtusum var. alpinum S. Watson |
| Authorship | S. Watson |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Nasturtium obtusum Nuttall |
| GUID | urn:lsid:ipni.org:names:167335-2 |
| Citation | 1871 Botany [Fortieth Parallel] 15 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Nasturtium obtusum var. alpinum S. Watson |
| Identification made in | [no date] (1) |
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