| Classification | Pertusariaceae: Pertusaria | 
| Harvard University Herbaria Barcode(s) | 00471010 | 
| Collector | E. T. Harper & S. A. Harper | 
| Country | United States of America | 
| State | Washington | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Washington | 
| Locality | [data not captured] | 
| Date Collected | 1906-07-** | 
| Project | Lichen and Bryophyte TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c9b4e865-f7be-4c94-8153-b3cf0fe34d1e | 
| Harvard University Herbaria Barcode | 00471010 | 
| Herbarium | FH | 
| Family | Pertusariaceae | 
| Determination | Pertusaria ambigens (Nylander) Tuckerman | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |