| Name | Sphagnum acutifolium var. purpureum Schimper |
| Authorship | Schimper |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Sphagnum acutifolium Schrader |
| Citation | 1857 Mem. Hist. Nat. Sphaignes 63. 13d |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Sphagnum acutifolium var. purpureum Schimper |
| Identification made in | [no date] (1) |