| Classification | Polytrichaceae: Polytrichastrum | 
| Harvard University Herbaria Barcode(s) | 00917438 | 
| Collector | H. S. Jewett | 
| Country | United States of America | 
| State | Colorado | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Colorado | 
| Locality | [data not captured] | 
| Date Collected | 1910-08-21 | 
| Project | Lichen and Bryophyte TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/30b7bf09-fa9c-4a0c-b901-ab64add91003 | 
| Harvard University Herbaria Barcode | 00917438 | 
| Herbarium | FH | 
| Family | Polytrichaceae | 
| Determination | Polytrichastrum longisetum (Swartz ex Bridel) G. L. Smith | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |