| Classification | Rhamnaceae: Ceanothus | 
| Harvard University Herbaria Barcode(s) | 01788875 | 
| Collector | E. W. Wood, V. M. Bates & D. E. Boufford | 
| Collector number | 4942 | 
| Country | United States of America | 
| State | Arkansas | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Arkansas: Montgomery County | 
| Locality | town of Pencil Bluff. 0.72 km E of intersection of U. S. route 270 and Ark. route 88, then right for 0.24 km, then left for 0.08 km to shale bluffs overlooking the Ouachita River. | 
| Date Collected | 1991-05-10 | 
| Verbatim Elevation | 215 meters. | 
| Container | Plants of Arkansas, U.S.A. | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/01d29028-034f-4d06-871c-9c718603aa36 | 
| Harvard University Herbaria Barcode | 01788875 | 
| Herbarium | A | 
| Family | Rhamnaceae | 
| Determination | Ceanothus americanus Linnaeus | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |