| Classification | Lichens: Rhizocarpon |
| Harvard University Herbaria Barcode(s) | 00477801 |
| 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 | 1900-04-25 |
| Project | Lichen and Bryophyte TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/1eb9562e-f130-40b3-b3d1-7d70dfd589df |
| Harvard University Herbaria Barcode | 00477801 |
| Herbarium | FH |
| Determination | Rhizocarpon obscuratum (Acharius) A. Massalongo |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
