| Classification | Lichens: Verrucaria |
| Harvard University Herbaria Barcode(s) | 00494120 |
| Collector | K. Knudsen with Mary Knudsen |
| Collector number | 6361 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Orange County |
| Locality | [data not captured] |
| Date Collected | 2006-05-27 |
| Project | Lichen and Bryophyte TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4b27ecf6-34d0-4bde-bb00-3ad3c6081fe9 |
| Harvard University Herbaria Barcode | 00494120 |
| Herbarium | FH |
| Determination | Verrucaria calkinsiana Servít |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
