| Name | Scapania irrigua Dumortier |
| Authorship | Dumortier |
| Rank | Species |
| Placed in | Scapania |
| Citation | 1835 Recueil Observ. Jungerm. 14 |
| Holdings | 46 Specimens held in the Harvard University Herbaria identified as Scapania irrigua Dumortier |
| Identification made in | [no date] (46) |