| Classification | Lichens: Arthonia |
| Harvard University Herbaria Barcode(s) | 00259946 |
| Collector | K. Knudsen |
| Collector number | 11215 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Los Angeles County |
| Locality | Transverse Range: Santa Monica Mountains: end of Point Dume above beach on northwest side: Point Dume Nature Reserve. Coastal strand with Coreopsis gigantea (Point Dume 7.5'Q) |
| Georeference | 34.00222222, -118.0 Method: Unknown |
| Date Collected | 2009-06-01 |
| Elevation | 10 m |
| Habitat | volcanic rock and on Llimonaea cerebriformis |
| Container | Lichens of Los Angeles County, California, USA |
| Substrate | on smooth volcanic rock [saxicolous] and parasitic [lichenicolous] |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/1000302f-5c47-4989-a346-e619cae81528 |
| Harvard University Herbaria Barcode | 00259946 |
| Herbarium | FH |
| Previous ownership | ex Herbarium of U. C. Riverside (UCR) |
| Determination | Arthonia infectans Egea & Torrente |
| Determined by | Kerry Knudsen (UCR) |
| Date Determined | 2009 |
| Determination Remarks | [is filed under name] [is label name] [is Current name] |
| Annotation Text | independent and parasitic |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
