| Name | Hygroamblystegium procerum Dixon |
| Authorship | Dixon |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Hygroamblystegium |
| Citation | 1918 Smithsonian Misc. Collect. 69(2): 23 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Hygroamblystegium procerum Dixon |
| Identification made in | [no date] (2) |