| Classification | Ephemeraceae: Ephemerum | 
| Harvard University Herbaria Barcode(s) | 00797147 | 
| Collector | J. Macoun | 
| Country | Canada | 
| State | Quebec Province | 
| Geography | North America: North America (CA, US, MX) (Region): Canada: Quebec Province: Outaouais (Quebec) | 
| Locality | [data not captured] | 
| Date Collected | 1889-09-16 | 
| Project | Lichen and Bryophyte TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/81d7c806-9675-427f-9a6a-c273f5a74c63 | 
| Harvard University Herbaria Barcode | 00797147 | 
| Herbarium | FH | 
| Family | Ephemeraceae | 
| Determination | Ephemerum serratum (Schreber ex Hedwig) Hampe | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |