| Classification | Brassicaceae: Streptanthus | 
| Classification 1 | Brassicaceae: Pennellia | 
| Harvard University Herbaria Barcode(s) | 00019404 | 
| Type Status | Isotype | 
| Collector | K. T. Hartweg | 
| Collector number | 52 | 
| Country | Mexico | 
| Geography | North America: North America (CA, US, MX) (Region): Mexico | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/df0dba2f-6732-48bd-be17-07d11503a1cc | 
| Harvard University Herbaria Barcode | 00019404 | 
| Herbarium | GH | 
| Family | Brassicaceae | 
| Type Status | Isotype | 
| Isotype of | Streptanthus longifolius Bentham | 
| Taxon Reference | (for  Streptanthus longifolius Bentham) Pl. Hartw. 1839. 10. | 
| Family | Brassicaceae | 
| Determination | Pennellia longifolia (Bentham) Rollins | 
| Determined by | R. C. Rollins | 
| Determination Remarks | [current name] | 
| Sex | not determined | 
| Phenology | FlowerAndFruit | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |