| Name | Tympanis magnoliae J. W. Groves |
| Authorship | J. W. Groves |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Tympanis |
| Citation | 1952 Canad. J. Bot. 30(5): 618 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Tympanis magnoliae J. W. Groves |
| Identification made in | [no date] (1), 1949 (1), 2017 (1) |