| Classification | Agaricus: Agaricaceae: Agaricales: Agaricomycetes | 
| Harvard University Herbaria Barcode(s) | 00488497 | 
| Collector | Fessenden | 
| 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: Suffolk County: Boston: Allston (Boston) | 
| Locality | [no additional data] | 
| Date Collected | 1897-08-** | 
| Project | Macrofungi TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/98ef9de0-dd34-4711-9a10-bda2df3d26ea | 
| Harvard University Herbaria Barcode | 00488497 | 
| Herbarium | FH | 
| Family | Agaricaceae | 
| Determination | Agaricus flavescens Scopoli | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |