| Classification | Rhamnaceae: Frangula |
| Classification 1 | Rhamnaceae: Rhamnus |
| Harvard University Herbaria Barcode(s) | 00425966 |
| Collector | A. Rehder |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Siskiyou County |
| Locality | Siskiyou Mtns |
| Date Collected | 1904-08-24 |
| Verbatim Elevation | 1500-2000 ft. |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/21f0333c-713f-457b-a52d-838008ec9d07 |
| Harvard University Herbaria Barcode | 00425966 |
| Herbarium | A |
| Family | Rhamnaceae |
| Determination | Frangula californica subsp. occidentalis (Howell ex Greene) Kartesz & Gandhi |
| Determination Remarks | [is filed under name] |
| Family | Rhamnaceae |
| Determination | Rhamnus occidentalis Howell ex Greene |
| Determination Remarks | [0] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
