| Classification | Rhamnaceae: Ceanothus | 
| Barcode(s) | 00349048 | 
| Collector | I. W. Clokey | 
| Collector number | 5004 | 
| Country | United States of America | 
| State | California | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Santa Barbara County | 
| Locality | Santa Cruz Island, Ridge above Marine Garden. | 
| Date Collected | 1930-05-25 | 
| Elevation | 175 m | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/79ff92d9-bf83-4661-a3e9-5de6a8b76e1c | 
| Harvard University Herbaria Barcode | 00349048 | 
| Herbarium | GH | 
| Family | Rhamnaceae | 
| Determination |  Ceanothus crassifolius var. planus Abrams | 
| Determination Remarks |  [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |