| Taxon | Collector | Location | Type Status | Barcode | |
|---|---|---|---|---|---|
| Desmoncus horridus Splitg. ex Mart. subsp. horridus | L. J. Gillespie 1226 with M. E. & R. J. Gillespie, 30 Apr 1989 | Guyana. Essequibo. W. Demerara Region: Naamryck Canal, 3.5 km SW of Parika. | 00568309 |  | |
| Desmoncus horridus Splitg. ex Mart. subsp. horridus | R. de Lemos Fróes 2001 25 Nov 1932 | Brazil. Maranhão. Maracassumé River Region; Campo de Boa Esperanca. | 00878181 |  |