| Name | Astragalus hidalgensis var. protensus Barneby |
| Authorship | Barneby |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Astragalus hidalgensis (Rydberg) Barneby |
| GUID | urn:lsid:ipni.org:names:24962-2 |
| Citation | 1964 Mem. New York Bot. Gard. 13: 176 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Astragalus hidalgensis var. protensus Barneby |
| Identification made in | [no date] (2) |
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