| Classification | Hypnaceae: Isopterygium | 
| Harvard University Herbaria Barcode(s) | 00842447 | 
| Collector | D. Richards, F. E. Drouet & W. A. Lockhart | 
| Collector number | 676 | 
| Country | Mexico | 
| State | Sonora | 
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Sonora | 
| Locality | [data not captured] | 
| Date Collected | 1939-11-18 | 
| Project | Lichen and Bryophyte TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/2c52e68c-d78c-4cd3-8663-c3d921da6ab4 | 
| Harvard University Herbaria Barcode | 00842447 | 
| Herbarium | FH | 
| Family | Hypnaceae | 
| Determination | Isopterygium richardsii E. B. Bartram | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |