| Name | Racomitrium fasciculare var. perrobustum Brotherus |
| Authorship | Brotherus |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Racomitrium fasciculare (Hedwig) Bridel |
| Citation | 1927 Bull. Bernice P. Bishop Mus. 40: 13 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Racomitrium fasciculare var. perrobustum Brotherus |
| Identification made in | [no date] (1) |