| Name | Tetrazygia longicollis Urban & Ekman |
| Authorship | Urban & Ekman |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Tetrazygia Richard ex de Candolle |
| Citation | 1913 Symb. Antill. [Urban] 7: 310 |
| Holdings | 8 Specimens held in the Harvard University Herbaria identified as Tetrazygia longicollis Urban & Ekman |
| Identification made in | [no date] (7), 2019 (1) |