| Name | Sinclairia polyantha (Klatt) Rydberg |
| Authorship | (Klatt) Rydberg |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Sinclairia Hooker & Arnott |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Sinclairia polyantha (Klatt) Rydberg |
| Identification made in | 1989 (4) |