| Name | Leucomium strumosum (Hornschuch) Mitten |
| Authorship | (Hornschuch) Mitten |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Leucomium |
| Holdings | 8 Specimens held in the Harvard University Herbaria identified as Leucomium strumosum (Hornschuch) Mitten |
| Identification made in | [no date] (8) |