| Name | Orthotrichum cylindrocarpum Lesquereux |
| Authorship | Lesquereux |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Orthotrichum |
| Citation | 1865 Trans. Amer. Philos. Soc. 13: 6 |
| Holdings | 24 Specimens held in the Harvard University Herbaria identified as Orthotrichum cylindrocarpum Lesquereux |
| Identification made in | [no date] (20), 1970 (2), 2011 (2) |