| Classification | Apocynaceae: Rauvolfia |
| Harvard University Herbaria Barcode(s) | 02383675 |
| Collector | B. A. Krukoff |
| Collector number | 5018 |
| Country | Brazil |
| State | Amazonas |
| Geography | South America: South America (Region) (Region): Brazil: Amazonas |
| Locality | near mouth of Rio Embira (tributary of Rio Tarauaca), Basin of Rio Jurua |
| Georeference | 7 30 S, 70 15 W |
| Date Collected | 1933-06-26 |
| Habitat | On varzea land. |
| Project | Plants on Edge/Endless Forms TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/3908d2ee-6dbd-4ed1-a975-814fe532416b |
| Harvard University Herbaria Barcode | 02383675 |
| Herbarium | A |
| Family | Apocynaceae |
| Determination | Rauvolfia praecox K. Schumann ex Markgraf |
| Determined by | Rao, Aragula Sathyanarayana |
| Date Determined | 1956 |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |