| Classification | Rubiaceae: Psychotria | 
| Harvard University Herbaria Barcode(s) | 00095284 | 
| Type Status | Isotype | 
| Collector | L. Williams [Llewelyn] | 
| Collector number | 14983 | 
| Country | Venezuela | 
| State | Amazonas | 
| Geography | South America: South America (Region) (Region): Venezuela: Amazonas | 
| Locality | Rapids of Trapichote, delta of Ventuari, 124 m | 
| Date Collected | 1942 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/9c3061b9-3050-40de-829c-caccf11c872b | 
| Harvard University Herbaria Barcode | 00095284 | 
| Herbarium | A | 
| Family | Rubiaceae | 
| Type Status | Isotype | 
| Isotype of | Psychotria venturiana Standley & Steyermark | 
| Determination Remarks | [filed under] | 
| Taxon Reference | (for  Psychotria venturiana Standley & Steyermark) Fieldiana, Bot. 1953. 28: 609. | 
| Sex | not determined | 
| Phenology | Flower | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |