| Classification | Lichens: Physcia |
| Harvard University Herbaria Barcode(s) | 00302117 |
| 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 | Santa Monica Mountains, Topanga Canyon |
| Date Collected | 1909-02-21 |
| Elevation | 228 m |
| Habitat | shaded boulders |
| Substrate | on rock [saxicolous] |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/ef1612a4-3da4-4bbd-9a74-a574ce59e59b |
| Harvard University Herbaria Barcode | 00302117 |
| Herbarium | FH |
| Determination | Physcia tribacia (Acharius) Nylander |
| Determined by | H. E. Hasse |
| Determination Remarks | [is label name] |
| Annotation Text | KOH +/- yellow or -/- |
| Determination | Physcia callosa Nylander |
| Determined by | J. W. Thomson |
| Date Determined | 1957 |
| Determination | Physcia tribacia (Acharius) Nylander |
| Determined by | T. L. Esslinger (NDA) |
| Date Determined | 2010 |
| Determination Remarks | [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
