| Name | Physcomitrium sphaericum var. insignis Sullivant |
| Authorship | Sullivant |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Physcomitrium sphaericum (C. F. Ludwig) Fürnrohr |
| Citation | 1846 Musci Allegh. 196 [Schedae 47] |
| Holdings | 7 Specimens held in the Harvard University Herbaria identified as Physcomitrium sphaericum var. insignis Sullivant |
| Identification made in | [no date] (3), 2011 (4) |