| Name | Hylocereus trigonus Safford |
| Authorship | Safford |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Hylocereus (A. Berger) Britton & Rose |
| GUID | urn:lsid:ipni.org:names:133712-1 |
| Citation | 1909 Rep. (Annual) Board Regents Smithsonian Inst. 119: 553–554, 556, t. 12 |
| Holdings | 12 Specimens held in the Harvard University Herbaria identified as Hylocereus trigonus Safford |
| Identification made in | [no date] (12) |