| Classification | Apocynaceae: Spongiosperma | 
| Harvard University Herbaria Barcode(s) | 02009615 | 
| Collector | J. L. Zarucchi | 
| Collector number | 1903 | 
| Country | Colombia | 
| State | Vaupés | 
| Geography | South America: South America (Region) (Region): Colombia: Vaupés | 
| Locality | Mitú and vicinity; along stream near base of Cerro de Mitú. | 
| Date Collected | 1976-08-29 | 
| Habitat | inundated | 
| Project | Plants on Edge/Endless Forms TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/3bb4f322-38af-41d6-8216-e56277790d2e | 
| Harvard University Herbaria Barcode | 02009615 | 
| Herbarium | ECON | 
| Family | Apocynaceae | 
| Determination | Spongiosperma macrophyllum (Müller Arg.) Zarucchi | 
| Determined by | Zarucchi, James Lee | 
| Date Determined | 1981-09-** | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |