| Classification | Apocynaceae: Macrosiphonia |
| Harvard University Herbaria Barcode(s) | 02378827 |
| Collector | H. S. Irwin & T. R. Soderstrom |
| Collector number | 5269 |
| Country | Brazil |
| State | Distrito Federal |
| Geography | South America: South America (Region) (Region): Brazil: Distrito Federal |
| Locality | Plants of the Planalto do Brasil; Chapada da Contagem, ca. 15km E. of Brasília. |
| Date Collected | 1964-08-18 |
| Verbatim Elevation | 700-1000m |
| Habitat | Dry slopes |
| Frequency | Locally frequent. |
| Project | Plants on Edge/Endless Forms |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/6d8a33db-aab8-4cf9-abff-b1fb05a097c9 |
| Harvard University Herbaria Barcode | 02378827 |
| Herbarium | GH |
| Family | Apocynaceae |
| Determination | Macrosiphonia martii Müller Arg. |
| Determined by | Markgraf, Friedrich |
| Date Determined | 1966 |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
