| Classification | Brassicaceae: Physaria |
| Harvard University Herbaria Barcode(s) | 01573850 |
| Collector | L. O. Williams |
| Collector number | 2381 |
| Country | United States of America |
| State | Wyoming |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Wyoming: Niobrara County |
| Locality | two miles south of Mule Creek Oil Field |
| Date Collected | 1935-07-10 |
| Habitat | Dry alkali flat |
| Container | Flora of Wyoming |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/959f55e6-f5ee-46d4-bd94-40880106529f |
| Harvard University Herbaria Barcode | 01573850 |
| Herbarium | GH |
| Family | Brassicaceae |
| Determination | Physaria arenosa (Richardson) O'Kane & Al-Shehbaz |
| Determined by | Rollins, Reed Clark & Shaw, Elizabeth Anne |
| Date Determined | 1970 |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
