| Classification | Apocynaceae: Macrosiphonia |
| Harvard University Herbaria Barcode(s) | 02378819 |
| Collector | H. S. Irwin & T. R. Soderstrom |
| Collector number | 6673 |
| Country | Brazil |
| State | Mato Grosso |
| Geography | South America: South America (Region) (Region): Brazil: Mato Grosso |
| Locality | Plants of the Planalto do Brasil; Vicinity of Xavantina; ca. 75km N. of Xavantina. |
| Georeference | 14 40 S, 52 20 W |
| Date Collected | 1964-10-09 |
| Verbatim Elevation | 300-400m |
| Habitat | Cerrado |
| Frequency | Locally common. |
| Project | Plants on Edge/Endless Forms |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/1dd9b6a3-cea0-4603-8f7a-91ee55b22aa6 |
| Harvard University Herbaria Barcode | 02378819 |
| Herbarium | GH |
| Family | Apocynaceae |
| Determination | Macrosiphonia longiflora (Desfontaines) 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 |
