| Name | Cryptomitrium tenerum (Hooker) Austin & Underwood |
| Authorship | (Hooker) Austin & Underwood |
| Rank | Species |
| Placed in | Cryptomitrium |
| Citation | 1884 Bull. Illinois State Lab. Nat. Hist. 2: 36 |
| Holdings | 13 Specimens held in the Harvard University Herbaria identified as Cryptomitrium tenerum (Hooker) Austin & Underwood |
| Identification made in | [no date] (13) |