| Classification | Fabaceae: Astragalus | 
| Harvard University Herbaria Barcode(s) | 00058849 | 
| Type Status | Probable Isotype | 
| Collector | T. Nuttall | 
| Country | United States of America | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America | 
| Locality | [on the plains of Red River] | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/48480de9-1d5b-4f48-8057-21b3c49b4ac1 | 
| Harvard University Herbaria Barcode | 00058849 | 
| Herbarium | GH | 
| Previous ownership | ex Hb. Torr. | 
| Family | Fabaceae | 
| Type Status | Probable Isotype | 
| Probable Isotype of | Astragalus micranthus Nuttall | 
| Determination Remarks | later homonym (non Desv. 1814) [is a fragment] | 
| Taxon Reference | (for  Astragalus micranthus Nuttall) J. Acad. Nat. Sci. Philadelphia 1821. 2: 122. | 
| Family | Fabaceae | 
| Determination | Astragalus nuttallianus de Candolle | 
| Determination Remarks | [current name] | 
| Sex | not determined | 
| Phenology | Flower | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed | 
| Item Remarks | fragment in packet mounted with three other specimens |