| Classification | Polytrichaceae: Atrichum | 
| Harvard University Herbaria Barcode(s) | 00522609 | 
| Collector | R. R. Ireland | 
| Collector number | 21963 | 
| Country | Canada | 
| State | Ontario | 
| Geography | North America: North America (CA, US, MX) (Region): Canada: Ontario | 
| Locality | [data not captured] | 
| Date Collected | 1986-07-22 | 
| Project | Lichen and Bryophyte TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/0db1e270-11fd-4eb6-94d0-fcb97a91351d | 
| Harvard University Herbaria Barcode | 00522609 | 
| Herbarium | FH | 
| Family | Polytrichaceae | 
| Determination | Atrichum oerstedianum (Müller Halle) Mitten | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |