| Name | Marchantia pittieri Stephani ex H. B. Davis |
| Authorship | Stephani ex H. B. Davis |
| Rank | Species |
| NomenclaturalStatus | NomInvalid |
| Placed in | Marchantia |
| Citation | 1936 Life Work Pringle 316 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Marchantia pittieri Stephani ex H. B. Davis |
| Identification made in | [no date] (1) |