| Name | Sphagnum tenellum var. robustum (Warnstorf) Husnot |
| Authorship | (Warnstorf) Husnot |
| Rank | Variety |
| Placed in | Sphagnum tenellum (Bridel) Bory |
| Citation | 1882 Sphagnol. Eur. 8 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Sphagnum tenellum var. robustum (Warnstorf) Husnot |
| Identification made in | [no date] (3) |