| Classification | Gentianaceae: Geniostemon | 
| Barcode(s) | 00072272 | 
| Type Status | Holotype | 
| Collector | J. G. Schaffner | 
| Collector number | 80 | 
| Country | Mexico | 
| State | San Luis Potosà | 
| Geography | North America: North America (CA, US, MX) (Region): Mexico: San Luis Potosà | 
| Date Collected | 1876-09-** | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/7f5e6d89-3ba3-4600-976f-bb514b0108c4 | 
| Harvard University Herbaria Barcode | 00072272 | 
| Herbarium | GH | 
| Family | Gentianaceae | 
| Type Status |  Holotype | 
| Holotype of |  Geniostemon schaffneri Engelmann & A. Gray | 
| Verified by | B.L. Turner | 
| Determination Remarks |  [filed under] | 
| Taxon Reference | (for  Geniostemon schaffneri Engelmann & A. Gray) Proc. Amer. Acad. Arts 1881. 16: 104. | 
| Sex | not determined | 
| Phenology | Flower | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |