| Classification | Dermateaceae: Melaspilea | 
| Classification 1 | Fungi: Ascomycota: Ascomycetes: Opegraphales: Opegraphaceae: Opegrapha | 
| Barcode(s) | 00454162 | 
| Collector | T. A. Williams | 
| Country | United States of America | 
| State | District of Columbia | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: District of Columbia | 
| Locality | [data not captured] | 
| Date Collected | 1898-04-** | 
| Project | Lichen and Bryophyte TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/b038d7a6-c1df-4bb0-9725-8f008cc8301d | 
| Harvard University Herbaria Barcode | 00454162 | 
| Herbarium | FH | 
| Previous ownership | [ex] Herbarium G. K. Merrill | 
| Family | Dermateaceae | 
| Determination |  Melaspilea demissa (Tuckerman) Zahlbruckner | 
| Determined by | Perlmutter, Gary B. | 
| Date Determined | 2014-03-09 | 
| Determination Remarks |  [filed under] [current name] | 
| Family | Opegraphaceae | 
| Determination |  Opegrapha demissa Tuckerman | 
| Determination Remarks |  [label name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |