| Name | Hylocomium triquetrum (Hedwig) Schimper | 
| Authorship | (Hedwig) Schimper | 
| Rank | Species | 
| Placed in | Hylocomium | 
| Citation | 1852 Bryol. Eur. 5: 177 (fasc. 49–51. Mon. 8. 5) | 
| Holdings | 6 Specimens held in the Harvard University Herbaria identified as Hylocomium triquetrum (Hedwig) Schimper | 
| Identification made in | [no date] (6) | 
