| Classification | Brassicaceae: Lesquerella | 
| Classification 1 | Brassicaceae: Physaria | 
| Barcode(s) | 00019254 | 
| Type Status | Holotype | 
| Collector | E. J. Palmer | 
| Collector number | 37016 | 
| Country | United States of America | 
| State | South Dakota | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: South Dakota: Pennington County | 
| Locality | Near Piedmont | 
| Date Collected | 1929-06-08 | 
| Habitat | Open rocky ground, along bed of creek | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/6e65c6c7-1b30-4944-9f50-9ecb1cec4a05 | 
| Harvard University Herbaria Barcode | 00019254 | 
| Herbarium | GH | 
| Family | Brassicaceae | 
| Type Status |  Holotype | 
| Holotype of |  Lesquerella arenosa var. argillosa Rollins & E. A. Shaw | 
| Verified by | W. T. Kittredge | 
| Date Determined | 2009 | 
| Determination Remarks |  [filed under] | 
| Annotation Text | HOLOTYPE | 
| Taxon Reference | (for  Lesquerella arenosa var. argillosa Rollins & E. A. Shaw) Gen. Lesquerella 1973. 178. | 
| Family | Brassicaceae | 
| Determination |  Physaria arenosa subsp. argillosa (Rollins & E. A. Shaw) O'Kane & Al-Shehbaz | 
| Determined by | W. T. Kittredge | 
| Date Determined | 2009 | 
| Determination Remarks |  [current name] | 
| Family | Brassicaceae | 
| Determination |  Lesquerella arenosa var. argillosa Rollins & E. A. Shaw | 
| Determined by | R. C. Rollins & E. A. Shaw | 
| Date Determined | 1970-07-** | 
| Annotation Text | HOLOTYPE | 
| Family | Brassicaceae | 
| Determination |  Lesquerella arenosa (Richardson) Rydberg | 
| Determination Remarks |  [label name] | 
| Sex | not determined | 
| Phenology | FlowerAndFruit | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |