| Name | Cortinarius gracilis Peck |
| Authorship | Peck |
| Rank | Species |
| Placed in | Cortinarius |
| Citation | 1887 Bull. New York State Mus. Nat. Hist. 1(no. 2): 8 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Cortinarius gracilis Peck |
| Identification made in | [no date] (1) |