| Classification | Rhamnaceae: Ceanothus |
| Harvard University Herbaria Barcode(s) | 01789365 |
| Collector | P. A. Munz & R. D. Harwood |
| Collector number | 4305 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Los Angeles County |
| Locality | 3 mi north of Claremont. Cobal's Canyon |
| Date Collected | 1920-03-** |
| Verbatim Elevation | 1500 ft. |
| Container | Plants of Southern California |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/62293b9e-b42d-41fb-a3da-1c9fe464eff2 |
| Harvard University Herbaria Barcode | 01789365 |
| Herbarium | A |
| Previous ownership | [Ex] C. F. Baker Herbarium of Pomona College; [Ex] Smithsonian Institution, from the United States National Herbarium |
| Family | Rhamnaceae |
| Determination | Ceanothus crassifolius Torrey |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
