| Name | Calycogonium productum C. Wright |
| Authorship | C. Wright |
| Rank | Species |
| Placed in | Calycogonium |
| GUID | urn:lsid:ipni.org:names:567020-1 |
| Citation | 1869 Anales Acad. Ci. Med. Habana 6: 71 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Calycogonium productum C. Wright |
| Identification made in | [no date] (1), 2016 (1) |