| Classification | Apocynaceae: Apocynum | 
| Barcode(s) | 02179796 | 
| Collector | A. J. Cronquist | 
| Collector number | 3805 | 
| Country | United States of America | 
| State | Idaho | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Idaho: Custer County | 
| Locality | Slaty rockslide along Salmon River below Clayton, T. 11 N. R. 18 E. | 
| Date Collected | 1941-08-13 | 
| Verbatim Elevation | 5500 feet. | 
| Project | Plants on Edge/Endless Forms TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4a6db6b4-655c-49cc-8f77-8cd43a93a864 | 
| Harvard University Herbaria Barcode | 02179796 | 
| Herbarium | A | 
| Family | Apocynaceae | 
| Determination |  Apocynum cannabinum Linnaeus | 
| Determination Remarks |  [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |