| Classification | Cactaceae: Acanthocereus | 
| Harvard University Herbaria Barcode(s) | 01874638 | 
| Collector | N. L. Britton | 
| Collector number | 505 | 
| Country | Trinidad and Tobago | 
| State | Trinidad | 
| Geography | North America: Caribbean (Region): Trinidad and Tobago: Trinidad | 
| Locality | Chacachacare Island | 
| Date Collected | 1920-03-12 | 
| Habitat | Hillside | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/1b35e4a7-e339-46c8-a611-e8c5f3983bd6 | 
| Harvard University Herbaria Barcode | 01874638 | 
| Herbarium | GH | 
| Family | Cactaceae | 
| Determination | Acanthocereus tetragonus (Linnaeus) Hummelinck | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |