| Classification | Fungi: Basidiomycota: Agaricomycetes: Agaricales: Agaricaceae: Collybia |
| Harvard University Herbaria Barcode(s) | 00490652 |
| Collector | R. Singer |
| Collector number | s.n. |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Lexington |
| Locality | [no additional data] |
| Date Collected | 1941-11-07 |
| Project | Macrofungi TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/3b291483-2717-436e-95a6-f8f7d1e800b5 |
| Harvard University Herbaria Barcode | 00490652 |
| Herbarium | FH |
| Family | Agaricaceae |
| Determination | Collybia butyracea (Bulliard) P. Kummer: Fries |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
