| Classification | Placynthiella: Trapeliaceae |
| Barcode(s) | 00377479 |
| Collector | K. Knudsen |
| Collector number | 454 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: San Diego County |
| Locality | South Coast: Lakeside, Silverside Wildlife Sanctuary (El Cajon Mountain 7.5', plus/minus 1000m) |
| Georeference | 32° 55' 24" N, 116° 52' 24" W |
| Date Collected | 2003-09-10 |
| Elevation | 531 m |
| Verbatim Elevation | 1742 ft. |
| Habitat | Sunny location of soil over granite slabs |
| Container | Lichens of San Diego County, California, USA |
| Substrate | on soil [terricolous] |
| Remarks | growing with Verrucariales and Psora species |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/f3af0c06-7f68-4681-b4cf-2c91ce8e9501 |
| Harvard University Herbaria Barcode | 00377479 |
| Herbarium | FH |
| Previous ownership | ex Herbarium of U.C. Riverside (UCR) |
| Family | Trapeliaceae |
| Determination | Placynthiella knudsenii Lendemer |
| Determined by | Knudsen, Kerry |
| Date Determined | 2004-09-** |
| Determination Remarks | [filed under] [label name] [current name] |
| Annotation Text | sterile; determined in reference to Knudsen # 389, a fertile specimen |
| Preparation Type | Packet |
| Preparation Method | Dried |