| Name | Calliergon trifarium (F. Weber & D. Mohr) Kindberg | 
| Authorship | (F. Weber & D. Mohr) Kindberg | 
| Rank | Species | 
| Placed in | Calliergon | 
| Citation | 1894 Canad. Rec. Sci. 6(2): 72 | 
| Holdings | 27 Specimens held in the Harvard University Herbaria identified as Calliergon trifarium (F. Weber & D. Mohr) Kindberg | 
| Identification made in | [no date] (26), 2004 (1) | 
