| Name | Chaetomitrium frondosum Mitten |
| Authorship | Mitten |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Chaetomitrium |
| Citation | 1868 Bot. J. Linn. Soc. 10: 189 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Chaetomitrium frondosum Mitten |
| Identification made in | [no date] (1) |