| Classification | Onagraceae: Clarkia |
| Harvard University Herbaria Barcode(s) | 01673786 |
| Collector | D. D. Keck & W. M. Hiesey |
| Collector number | 300 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Tuolumne County |
| Locality | Hog Ranch, Mather |
| Date Collected | 1927-07-28 |
| Verbatim Elevation | 4600 feet (1400 meters) |
| Habitat | on dry borders of meadow. |
| Container | Plants of the Sierra Nevada, California |
| Frequency | Abundant |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/8c51c678-4fee-44c9-a7c5-4b1e42394a4d |
| Harvard University Herbaria Barcode | 01673786 |
| Herbarium | GH |
| Previous ownership | [Ex] Carnegie Institution of Washington, Division of Plant Biology |
| Family | Onagraceae |
| Determination | Clarkia williamsonii (Durand & Hilgard) F. H. Lewis & M. E. Lewis |
| Determined by | Lewis, Margaret Ensign & Lewis, Frank Harlan |
| Date Determined | 1951 |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
