| Classification | Rhamnaceae: Frangula |
| Classification 1 | Rhamnaceae: Rhamnus |
| Harvard University Herbaria Barcode(s) | 00425975 |
| Collector | H. E. Parks & J. P. Tracy |
| Collector number | 12728 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Del Norte County |
| Locality | Smith River, near 18-mile Creek |
| Date Collected | 1933-07-13 |
| Verbatim Elevation | 500 feet |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/0af20032-3620-4389-b7d6-12142fb859c2 |
| Harvard University Herbaria Barcode | 00425975 |
| Herbarium | GH |
| Family | Rhamnaceae |
| Determination | Frangula californica subsp. occidentalis (Howell ex Greene) Kartesz & Gandhi |
| Determination Remarks | [is filed under name] |
| Family | Rhamnaceae |
| Determination | Rhamnus californica subsp. occidentalis (Howell ex Greene) C. B. Wolf |
| Determination Remarks | [0] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
