| Name | Pilotrichum leonii R. S. Williams |
| Authorship | R. S. Williams |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Pilotrichum |
| Citation | 1923 Bryologist 26:50 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Pilotrichum leonii R. S. Williams |
| Identification made in | 1968 (1) |