| Name | Sphagnum plumulosum var. purpureum (Schimper) Warnstorf |
| Authorship | (Schimper) Warnstorf |
| Rank | Variety |
| Placed in | Sphagnum plumulosum J. Röll |
| Holdings | 14 Specimens held in the Harvard University Herbaria identified as Sphagnum plumulosum var. purpureum (Schimper) Warnstorf |
| Identification made in | [no date] (14) |