| Name | Phaeoclavulina mutabilis (Schild & R. H. Petersen) Giachini |
| Authorship | (Schild & R. H. Petersen) Giachini |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Phaeoclavulina Brinkmann |
| Citation | 2011 Mycotaxon 115: 194 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Phaeoclavulina mutabilis (Schild & R. H. Petersen) Giachini |
| Identification made in | [no date] (2) |