| Name | Sphagnum rigidum var. squarrosum Russow |
| Authorship | Russow |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Sphagnum rigidum (Nees & Hornschuch) Schimper |
| Citation | 1865 Beitr. Torfm. 77 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Sphagnum rigidum var. squarrosum Russow |
| Identification made in | 1904 (1) |
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