| Name | Thamnobryum alleghaniense (Müller Halle) Nieuwland |
| Authorship | (Müller Halle) Nieuwland |
| Rank | Species |
| Placed in | Thamnobryum |
| Citation | 1917 Amer. Midl. Naturalist 5(2): 51 |
| Holdings | 87 Specimens held in the Harvard University Herbaria identified as Thamnobryum alleghaniense (Müller Halle) Nieuwland |
| Identification made in | [no date] (87) |