| Classification | Apocynaceae: Macrosiphonia |
| Barcode(s) | 02378826 |
| Collector | H. S. Irwin, R. Reis dos Santos, R. Souza & S. F. da Fonseca |
| Collector number | 24550 |
| Country | Brazil |
| State | Goiás |
| Geography | South America: South America (Region) (Region): Brazil: Goiás |
| Locality | Plants of the Planalto do Brasil; Chapada dos Veadeires; ca. 41km north of Veadeiros. |
| Date Collected | 1969-03-17 |
| Verbatim Elevation | 1000 m. |
| Habitat | Cerrado and gallery woods on steep rocky slopes |
| Frequency | Common in cerrado. |
| Project | Plants on Edge/Endless Forms TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/65c80e69-fe1c-4b1c-a69e-8cc155b35f3f |
| Harvard University Herbaria Barcode | 02378826 |
| Herbarium | GH |
| Family | Apocynaceae |
| Determination | Macrosiphonia martii Müller Arg. |
| Determined by | Markgraf, Friedrich |
| Date Determined | 1970 |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |