| Classification | Apocynaceae: Rhigospira |
| Harvard University Herbaria Barcode(s) | 02009509 |
| Collector | A. Ducke |
| Collector number | 471 |
| Country | Brazil |
| State | Amazonas |
| Geography | South America: South America (Region) (Region): Brazil: Amazonas |
| Locality | Barba (Rio Madeira) |
| Date Collected | 1937-04-24 |
| Habitat | silva non inundabili. |
| Project | Plants on Edge/Endless Forms |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/eb629454-a43e-4527-bc56-6bb1dbff1d95 |
| Harvard University Herbaria Barcode | 02009509 |
| Herbarium | A |
| Family | Apocynaceae |
| Determination | Rhigospira quadrangularis (Müller Arg.) Miers |
| Determined by | Zarucchi, James Lee |
| Date Determined | 1981-09-** |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
