| Classification | Lichens: Acarosporaceae: Pleopsidium | 
| Harvard University Herbaria Barcode(s) | 00259947 | 
| Collector | K. Knudsen | 
| Collector number | 11483.1 | 
| Country | United States of America | 
| State | California | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Riverside County | 
| Locality | Peninsular Range: Santa Rosa Mountain: on slope below mountain top. White pine-fir forest (Toro Peak 7.5'Q, plus/minus 10m) | 
| Georeference | 33.5375, -116.46222222 Method: Unknown | 
| Date Collected | 2009-07-18 | 
| Elevation | 2416 m | 
| Container | Lichens of Riverside County, California, USA | 
| Substrate | hard granite [saxicolous] | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c980cc33-73d4-43d1-a5c6-bd36339c00c0 | 
| Harvard University Herbaria Barcode | 00259947 | 
| Herbarium | FH | 
| Previous ownership | ex Herbarium U. C. Riverside (UCR) | 
| Family | Acarosporaceae | 
| Determination | Pleopsidium flavum (Bellardi) Körber | 
| Determined by | Kerry Knudsen (UCR) | 
| Date Determined | 2009 | 
| Determination Remarks | [filed under] [label name] [current name] | 
| Annotation Text | common | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |