| Name | Psychotria macrocalyx A. Gray |
| Authorship | A. Gray |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Psychotria Linnaeus |
| GUID | urn:lsid:ipni.org:names:762562-1 |
| Citation | 1858 Proc. Amer. Acad. Arts 4: 46 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Psychotria macrocalyx A. Gray |
| Identification made in | [no date] (2) |
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