| Classification | Apocynaceae: Macrosiphonia |
| Barcode(s) | 02378799 |
| Collector | E. Sesmero |
| Collector number | 288 |
| Country | Argentina |
| State | Misiones |
| Geography | South America: South America (Region) (Region): Argentina: Misiones: Apóstoles |
| Locality | Apóstoles |
| Date Collected | 1945-01-14 |
| Project | Plants on Edge/Endless Forms TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/89460773-dcf1-4b1f-b03f-73bd8360d601 |
| Harvard University Herbaria Barcode | 02378799 |
| Herbarium | A |
| Family | Apocynaceae |
| Determination | Macrosiphonia longiflora (Desfontaines) Müller Arg. |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |