| Classification | Apocynaceae: Himatanthus | 
| Harvard University Herbaria Barcode(s) | 02116154 | 
| Collector | B. A. Krukoff | 
| Collector number | 6107 | 
| Country | Brazil | 
| State | Amazonas | 
| Geography | South America: South America (Region) (Region): Brazil: Amazonas | 
| Locality | Basin of Rio Madeira; Municipality Humayta, near Tres Casas. | 
| Date Collected | 1934-09-14 - 1934-10-11 | 
| Habitat | On varzea land. | 
| Project | Plants on Edge/Endless Forms TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/0e64e85f-0a26-4469-82ba-c47467c2210f | 
| Harvard University Herbaria Barcode | 02116154 | 
| Herbarium | A | 
| Family | Apocynaceae | 
| Determination | Himatanthus bracteatus (A. de Candolle) Woodson | 
| Determination Remarks | [filed under] [current name] | 
| Family | Apocynaceae | 
| Determination | Himatanthus bracteatus (A. de Candolle) Woodson | 
| Determination Remarks | [filed under] | 
| Family | Apocynaceae | 
| Determination | Himatanthus lancifolius (Müller Arg.) Woodson | 
| Determined by | Zarucchi, James Lee | 
| Date Determined | 1982-11-** | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |