| Name | Tetramerium langlassei Happ |
| Authorship | Happ |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Tetramerium Nees |
| GUID | urn:lsid:ipni.org:names:251722-2 |
| Citation | 1937 Ann. Missouri Bot. Gard. 24: 523 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Tetramerium langlassei Happ |
| Identification made in | [no date] (2) |