| Name | Psychotria rigidaefolia (Elmer) Merrill |
| Authorship | (Elmer) Merrill |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Psychotria Linnaeus |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Psychotria rigidaefolia (Elmer) Merrill |
| Identification made in | [no date] (2) |