| Name | Triphora trianthophora subsp. mexicana (S. Watson) Medley |
| Authorship | (S. Watson) Medley |
| Rank | Subspecies |
| NomenclaturalStatus | Unknown |
| Placed in | Triphora trianthophora (Swartz) Rydberg |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Triphora trianthophora subsp. mexicana (S. Watson) Medley |
| Identification made in | [no date] (2) |