| Classification | Incertae sedis |
| Harvard University Herbaria Barcode(s) | 00197689 |
| 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 | Highland Park, near Passadena |
| Date Collected | 1906-04-** |
| Substrate | on bark [corticolous] |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d558537f-b0a1-4ded-9977-e90d28f409be |
| Harvard University Herbaria Barcode | 00197689 |
| Herbarium | FH |
| Previous ownership | ex Herbarium G. K. Merrill |
| Family | Incertae sedis |
| Determination | Arthothelium taediosum (Nylander) Müller Argoviensis |
| Determined by | H. E. Hasse |
| Date Determined | 1906-04-** |
| Determination Remarks | [is filed under name] [is label name] [is Current name] |
| Subcollection | Lichenes Exsiccati ex Herb. Dr. H. E. Hasse Relicti |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
