| Classification | Rhamnaceae: Rhamnus | 
| Harvard University Herbaria Barcode(s) | 01972992 | 
| Collector | E. Bethel, F. S. Willey & I. W. Clokey | 
| Collector number | 4197 | 
| Country | United States of America | 
| State | Colorado | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Colorado: Archuleta County: Pagosa Springs | 
| Locality | [no additional data] | 
| Date Collected | 1921-06-30 | 
| Verbatim Elevation | 2155 M. | 
| Habitat | Dry hillsides | 
| Container | Colorado Flora | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a1139b1d-cbf7-4027-a7a4-684bff255ee2 | 
| Harvard University Herbaria Barcode | 01972992 | 
| Herbarium | A | 
| Family | Rhamnaceae | 
| Determination | Rhamnus smithii Greene | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |