| Classification | Apocynaceae: Apocynum |
| Harvard University Herbaria Barcode(s) | 02178189 |
| Collector | H. L. Mason |
| Collector number | 12,104 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Napa County |
| Locality | Wooden Valley |
| Date Collected | 1939-05-18 |
| Habitat | Open wooded slopes with Quercus lobata and Aesculus californica |
| Project | Plants on Edge/Endless Forms |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/3b6e96cf-d7c5-415e-af3d-8288164eebce |
| Harvard University Herbaria Barcode | 02178189 |
| Herbarium | GH |
| Family | Apocynaceae |
| Determination | Apocynum ×floribundum Greene |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
