| Classification | Fungi: Basidiomycota: Agaricomycetes: Agaricales: Agaricaceae: Panaeolus | 
| Classification 1 | Fungi: Basidiomycota: Agaricomycetes: Agaricales: Agaricaceae: Agaricus | 
| Harvard University Herbaria Barcode(s) | 01005688 | 
| Collector | F. Petrak | 
| Collector number | 305 | 
| Country | Germany | 
| Geography | Europe: Europe (Region) (Region): Germany | 
| Locality | Bohemiae et Moraviae; Nordbahnviadukt | 
| Date Collected | 1912-11-20 | 
| Habitat | Auf einem Komposthaufen | 
| Container | Flora Bohemiae et Moraviae exsiccata, II Serie, 1 Abt. Pilze | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/1b42dd97-1e86-4816-a9c2-3d88bebac2dc | 
| Harvard University Herbaria Barcode | 01005688 | 
| Herbarium | FH | 
| Family | Agaricaceae | 
| Determination | Panaeolus retirugus (Fries) Gillet | 
| Determination Remarks | [filed under] [current name] | 
| Family | Agaricaceae | 
| Determination | Agaricus retirugus Fries | 
| Determination Remarks | [label name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |