| Name | Drepanocladus fluitans var. atlanticus (Renauld) Warnstorf |
| Authorship | (Renauld) Warnstorf |
| Rank | Variety |
| Placed in | Drepanocladus fluitans (Hedwig) Warnstorf |
| Citation | 1906 Krypt.-fl. Brandenburg 1039. 1047 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Drepanocladus fluitans var. atlanticus (Renauld) Warnstorf |
| Identification made in | [no date] (5) |