| Name | Hymenoscyphus calyculus (Sowerby) W. Phillips | 
| Authorship | (Sowerby) W. Phillips | 
| Rank | Species | 
| Placed in | Hymenoscyphus | 
| Holdings | 8 Specimens held in the Harvard University Herbaria identified as Hymenoscyphus calyculus (Sowerby) W. Phillips | 
| Identification made in | [no date] (8) |