| Classification | Fabaceae: Eriosema | 
| Barcode(s) | 00066300 | 
| Type Status | Holotype | 
| Collector | S. S. White | 
| Collector number | 2650 | 
| Country | Mexico | 
| State | Sonora | 
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Sonora: Huachinera | 
| Locality | CaƱon de Huepari, north of Aribabi | 
| Date Collected | 1939-09-02 - 1939-09-03 | 
| Elevation | 1311 m | 
| Verbatim Elevation | 4300 feet | 
| Container | Flora of the Northern Loop of the Rio de Bavispe, Northeastern Sonora, Mexico | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d8dab2ad-c1d7-48fb-8dda-3bc13ef75dc0 | 
| Harvard University Herbaria Barcode | 00066300 | 
| Herbarium | GH | 
| Previous ownership | ex MICH | 
| Family | Fabaceae | 
| Type Status |  Holotype | 
| Holotype of |  Eriosema laetum I. M. Johnston | 
| Verified by | Grear, John Wesley | 
| Date Determined | 1967 | 
| Taxon Reference | (for  Eriosema laetum I. M. Johnston) J. Arnold Arbor. 1940. 21: 259. | 
| Family | Fabaceae | 
| Determination |  Eriosema grandiflorum (Schlechtendal & Chamisso) G. Don | 
| Determined by | Grear, John Wesley | 
| Date Determined | 1967 | 
| Determination Remarks |  [current name] | 
| Annotation Text | Revision of American species of Eriosema | 
| Family | Fabaceae | 
| Determination |  Eriosema laetum I. M. Johnston | 
| Determination Remarks |  [label name] | 
| Annotation Text | n. sp.; Type | 
| Sex | not determined | 
| Phenology | Flower | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |