| Name | Sphagnum cuspidatum var. plumulosum Schimper |
| Authorship | Schimper |
| Rank | Variety |
| Placed in | Sphagnum cuspidatum Renauld |
| Citation | 1857 Mem. Hist. Nat. Sphaignes 68 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Sphagnum cuspidatum var. plumulosum Schimper |
| Identification made in | [no date] (2) |