| Classification | Pertusariaceae: Pertusaria |
| Classification 1 | Lichens: Lepra |
| Harvard University Herbaria Barcode(s) | 00446171 |
| Collector | L. W. Riddle |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Worcester County: Princeton |
| Locality | [no additional data] |
| Date Collected | 1911-07-13 |
| Project | Lichen and Bryophyte TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c222ade7-0b41-4f43-89ba-38e1db0a5e1f |
| Harvard University Herbaria Barcode | 00446171 |
| Herbarium | NEBC |
| Family | Pertusariaceae |
| Determination | Pertusaria amara (Acharius) Nylander |
| Determination Remarks | [is filed under name] |
| Determination | Lepra amara (Acharius) Hafellner |
| Determination Remarks | [0] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
