| Classification | Apocynaceae: Macrosiphonia |
| Harvard University Herbaria Barcode(s) | 02378845 |
| Collector | T. M. Pedersen |
| Collector number | 11587 |
| Country | Uruguay |
| State | Colonia |
| Geography | South America: South America (Region) (Region): Uruguay: Colonia |
| Locality | Estancia "Cerros de San Juan" |
| Date Collected | 1977-01-21 |
| Habitat | Rocky outcrops |
| Project | Plants on Edge/Endless Forms |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c27dde60-442d-4711-874b-6dd18498b963 |
| Harvard University Herbaria Barcode | 02378845 |
| Herbarium | A |
| Family | Apocynaceae |
| Determination | Macrosiphonia petraea (A. St.-Hilaire) Kuntze |
| Determined by | Myndel-Pedersen, Troels |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
