| Classification | Rhamnaceae: Ceanothus |
| Harvard University Herbaria Barcode(s) | 00349835 |
| Collector | R. F. Thorne & P. C. Everett |
| Collector number | 33434 |
| 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 | ENE slope of Black Jack Mt. above airport road, central part of Santa Catalina Island |
| Date Collected | 1964-02-06 |
| Verbatim Elevation | ca 1500' |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/0a3b7d76-c768-43c9-91a3-e96acc699d16 |
| Harvard University Herbaria Barcode | 00349835 |
| Herbarium | GH |
| Family | Rhamnaceae |
| Determination | Ceanothus megacarpus subsp. insularis (Eastwood) Raven |
| Determination Remarks | [current name] |
| Family | Rhamnaceae |
| Determination | Ceanothus megacarpus var. insularis (Eastwood) Munz |
| Determination Remarks | [filed under] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
