| Classification | Fungi: Basidiomycota: Agaricomycetes: Agaricales: Agaricaceae: Mycena | 
| Harvard University Herbaria Barcode(s) | 00599943 | 
| Collector | W. B. Cooke & V. G. Cooke | 
| Collector number | 18731 | 
| Country | United States of America | 
| State | Idaho | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Idaho: Idaho County | 
| Locality | [data not captured] | 
| Date Collected | 1946-11-09 | 
| Project | Macrofungi TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/f0768311-93e4-4973-9de8-2ca88d31f40b | 
| Harvard University Herbaria Barcode | 00599943 | 
| Herbarium | FH | 
| Family | Agaricaceae | 
| Determination | Mycena plumbea Saccardo | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |