| Classification | Lichens: Rhizocarpon |
| Harvard University Herbaria Barcode(s) | 00477858 |
| Collector | J. Macoun |
| Country | Canada |
| State | Ontario |
| Geography | North America: North America (CA, US, MX) (Region): Canada: Ontario: Ottawa |
| Locality | [no additional data] |
| Date Collected | 1904-06-06 |
| Project | Lichen and Bryophyte TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/e5ba25d9-3cba-4ad6-a74c-a7d57f6afbe1 |
| Harvard University Herbaria Barcode | 00477858 |
| Herbarium | FH |
| Determination | Rhizocarpon petraeum (Wulfen) A. Massalongo |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
