| Name | Sphagnum cuspidatum f. molle Warnstorf |
| Authorship | Warnstorf |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Sphagnum cuspidatum Renauld |
| Citation | 1891 Verh. Bot. Vereins Prov. Brandenburg 32: 207 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Sphagnum cuspidatum f. molle Warnstorf |
| Identification made in | [no date] (2) |