| Classification | Hypnaceae: Ptilium |
| Harvard University Herbaria Barcode(s) | 00920164 |
| Collector | A. M. Small |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Berkshire County: Dalton |
| Locality | [data not captured] |
| Date Collected | 1900-10-22 |
| Project | Lichen and Bryophyte TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/5d1e4c2f-a633-4d12-8e19-a914a17a022e |
| Harvard University Herbaria Barcode | 00920164 |
| Herbarium | FH |
| Family | Hypnaceae |
| Determination | Ptilium crista-castrensis (Hedwig) De Notaris |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
