| Classification | Lichens: Rhizocarpon |
| Harvard University Herbaria Barcode(s) | 00477671 |
| Collector | C. O. Grassl |
| Collector number | 1682 |
| Country | Canada |
| State | Ontario |
| Geography | North America: North America (CA, US, MX) (Region): Canada: Ontario |
| Locality | [data not captured] |
| Date Collected | 1931-07-25 |
| Project | Lichen and Bryophyte TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/29f667ce-0b56-4c55-8fbd-443e4ad964a8 |
| Harvard University Herbaria Barcode | 00477671 |
| Herbarium | FH |
| Determination | Rhizocarpon geographicum (Linnaeus) de Candolle |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
