| Name | Astragalus loanus Barneby | 
| Authorship | Barneby | 
| Rank | Species | 
| Placed in | Astragalus Linnaeus | 
| Citation | 1964 Mem. New York Bot. Gard. 13: 662 | 
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Astragalus loanus Barneby | 
| Identification made in | [no date] (1) |