| Name | Sphagnum squarrosum var. subsquarrosum Russow | 
| Authorship | Russow | 
| Rank | Variety | 
| Placed in | Sphagnum squarrosum Crome | 
| Citation | 1888 Hedwigia 27: 271 | 
| Holdings | 6 Specimens held in the Harvard University Herbaria identified as Sphagnum squarrosum var. subsquarrosum Russow | 
| Identification made in | [no date] (6) |