| Classification | Fungi: Ascomycota: Ascomycetes: Opegraphales: Opegraphaceae: Opegrapha | 
| Barcode(s) | 00197743 | 
| Collector | H. E. Hasse | 
| Country | United States of America | 
| State | California | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California | 
| Locality | Catalina Island | 
| Date Collected | 1911-04-** | 
| Substrate | on bark [corticolous] | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/bcd22a78-e0fc-4159-bf00-9e18076c968f | 
| Harvard University Herbaria Barcode | 00197743 | 
| Herbarium | FH | 
| Previous ownership | ex Herbarium G. K. Merrill | 
| Family | Opegraphaceae | 
| Determination |  Opegrapha sp.  | 
| Determined by | H. E. Hasse | 
| Date Determined | 1911-04-** | 
| Determination Remarks |  [filed under] [label name] [current name] | 
| Annotation Text | [determined as] Opegrapha pulicaris (Hoffm.) Nyl. | 
| Subcollection | Lichenes Exsiccati ex Herb. Dr. H. E. Hasse Relicti | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |