| Name | Atrichum cylindricum (Willdenow ex F. Weber) G. L. Smith |
| Authorship | (Willdenow ex F. Weber) G. L. Smith |
| Rank | Species |
| Placed in | Atrichum |
| Citation | 1977 Brittonia 29: 371 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Atrichum cylindricum (Willdenow ex F. Weber) G. L. Smith |
| Identification made in | [no date] (1) |