| Classification | Apocynaceae: Apocynum |
| Harvard University Herbaria Barcode(s) | 02179612 |
| Collector | R. M. Horner |
| Collector number | 334 |
| Country | United States of America |
| State | Washington |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Washington: Walla Walla County |
| Locality | Waitsburg |
| Date Collected | 1897-05-29 |
| Project | Plants on Edge/Endless Forms TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/89243a71-5b93-4a78-99a1-5c045d08b130 |
| Harvard University Herbaria Barcode | 02179612 |
| Herbarium | GH |
| Family | Apocynaceae |
| Determination | Apocynum androsaemifolium Linnaeus |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |