| Name | Astragalus frigidus var. americanus (Hooker) S. Watson |
| Authorship | (Hooker) S. Watson |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Astragalus frigidus A. Gray |
| GUID | urn:lsid:ipni.org:names:24880-2 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Astragalus frigidus var. americanus (Hooker) S. Watson |
| Identification made in | [no date] (1) |
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