| Name | Hyphodontia arguta (Fries) J. Eriksson: Fries | 
| Authorship | (Fries) J. Eriksson: Fries | 
| Rank | Species | 
| Placed in | Hyphodontia J. Eriksson | 
| Citation | 1958 Symb. Bot. Upsal. 16(no. 1): 104 | 
| Holdings | 22 Specimens held in the Harvard University Herbaria identified as Hyphodontia arguta (Fries) J. Eriksson: Fries | 
| Identification made in | [no date] (22) |