| Name | Pleuridium alternifolium var. robustum Sullivant & Lesquereux |
| Authorship | Sullivant & Lesquereux |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Pleuridium alternifolium (Dickson ex Hedwig) Bridel |
| Citation | 1857 [1856] Musci Bor.-Amer. 31 [Schedae 9] |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Pleuridium alternifolium var. robustum Sullivant & Lesquereux |
| Identification made in | [no date] (2) |