| Classification | Rhytidiaceae: Rhytidium |
| Harvard University Herbaria Barcode(s) | 00899010 |
| Collector | Fr. G. Arsène |
| Collector number | 20327 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: San Francisco County |
| Locality | [data not captured] |
| Date Collected | 1930-08-14 |
| Project | Lichen and Bryophyte TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/432b8328-c149-406f-b383-6918c383b253 |
| Harvard University Herbaria Barcode | 00899010 |
| Herbarium | FH |
| Family | Rhytidiaceae |
| Determination | Rhytidium rugosum (Hedwig) Kindberg |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
