| Name | Drepanocladus aduncus f. capillifolius (Warnstorf) Mönkemeyer |
| Authorship | (Warnstorf) Mönkemeyer |
| Rank | Forma |
| Placed in | Drepanocladus aduncus (Hedwig) Warnstorf |
| Citation | 1914 Süsswasserflora 14: 135 |
| Holdings | 51 Specimens held in the Harvard University Herbaria identified as Drepanocladus aduncus f. capillifolius (Warnstorf) Mönkemeyer |
| Identification made in | [no date] (51) |