| Classification | Viola: Violaceae |
| Harvard University Herbaria Barcode(s) | 00381987 |
| Collector | H. M. Hall |
| Collector number | 1752 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Contra Costa County |
| Locality | Mt. Diablo |
| Date Collected | 1901-04-05 |
| Verbatim Elevation | 3500 ft. |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/870864a8-085a-43fd-ba30-92025bcb5e1c |
| Harvard University Herbaria Barcode | 00381987 |
| Herbarium | GH |
| Family | Violaceae |
| Determination | Viola purpurea subsp. quercetorum (M. S. Baker & J. C. Clausen) R. J. Little |
| Determination Remarks | [is filed under name] |
| Family | Violaceae |
| Determination | Viola quercetorum M. S. Baker & J. C. Clausen |
| Determined by | Baker, Milo Samuel & Clausen, Jens Christian |
| Date Determined | 1936 |
| Determination Remarks | [0] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
