| Name | Drepanocladus aduncus var. flexilis (Renauld) G. Roth |
| Authorship | (Renauld) G. Roth |
| Rank | Variety |
| Placed in | Drepanocladus aduncus (Hedwig) Warnstorf |
| Citation | 1908 Hedwigia 48: 160 |
| Holdings | 9 Specimens held in the Harvard University Herbaria identified as Drepanocladus aduncus var. flexilis (Renauld) G. Roth |
| Identification made in | [no date] (9) |