| Name | Hylocomium splendens var. gracilius (Boulay) Husnot |
| Authorship | (Boulay) Husnot |
| Rank | Variety |
| Placed in | Hylocomium splendens (Hedwig) Schimper |
| Citation | 1894 Muscol. Gall. 423 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Hylocomium splendens var. gracilius (Boulay) Husnot |
| Identification made in | [no date] (2) |