| Name | Sphagnum acutifolium var. rubrum Bridel ex Warnstorf |
| Authorship | Bridel ex Warnstorf |
| Rank | Variety |
| NomenclaturalStatus | LaterHomonym |
| Placed in | Sphagnum acutifolium Schrader |
| Citation | 1882 Bot. Centralbl. 23: 100 |
| Holdings | 7 Specimens held in the Harvard University Herbaria identified as Sphagnum acutifolium var. rubrum Bridel ex Warnstorf |
| Identification made in | [no date] (7) |