| Classification | Rhamnaceae: Ceanothus | 
| Harvard University Herbaria Barcode(s) | 00425530 | 
| Collector | R. F. Hoover | 
| Collector number | 4843 | 
| 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 | West Branch of San Pablo Creek | 
| Date Collected | 1941-04-12 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/dfda8914-4276-4d32-8863-528410bec8be | 
| Harvard University Herbaria Barcode | 00425530 | 
| Herbarium | GH | 
| Family | Rhamnaceae | 
| Determination | Ceanothus sorediatus Hooker & Arnott | 
| Determination Remarks | [current name] | 
| Family | Rhamnaceae | 
| Determination | Ceanothus sorediatus Hooker & Arnott | 
| Determination Remarks | [filed under] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |