| Name | Sphagnum subsecundum var. mesophyllum J. Röll |
| Authorship | J. Röll |
| Rank | Variety |
| NomenclaturalStatus | NomInvalid |
| Placed in | Sphagnum subsecundum Nees |
| Holdings | 17 Specimens held in the Harvard University Herbaria identified as Sphagnum subsecundum var. mesophyllum J. Röll |
| Identification made in | [no date] (17) |
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