| Classification | Convolvulaceae: Jacquemontia | 
| Harvard University Herbaria Barcode(s) | 00054621 | 
| Type Status | Isotype | 
| Collector | T. S. Brandegee | 
| Country | Mexico | 
| State | Sinaloa | 
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Sinaloa | 
| Locality | Vicinity of Culiacan, Cerro Colorado | 
| Date Collected | 1904-11-05 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/df336dab-109c-4323-9002-1012b95f28e2 | 
| Harvard University Herbaria Barcode | 00054621 | 
| Herbarium | GH | 
| Family | Convolvulaceae | 
| Type Status | Isotype | 
| Isotype of | Jacquemontia macrocephala Brandegee | 
| Taxon Reference | (for  Jacquemontia macrocephala Brandegee) Zoe 1905. 5: 219. | 
| Family | Convolvulaceae | 
| Determination | Jacquemontia tamnifolia (Linnaeus) Grisebach | 
| Determined by | K. R. Robertson | 
| Determination Remarks | [current name] | 
| Sex | not determined | 
| Phenology | Fruit | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |