| Classification | Fungi: Basidiomycota: Pucciniomycetes: Pucciniales: Pucciniaceae: Puccinia |
| Harvard University Herbaria Barcode(s) | 00950741 |
| Collector | J. P. Tracy |
| Collector number | 15930 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Humboldt County |
| Locality | Fortuna |
| Date Collected | 1938-06-15 |
| Container | California Fungi |
| Host | Carex unilateralis Mackenzie |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/fce2fe41-823c-4ea8-bd5d-0cfe779dcd8a |
| Harvard University Herbaria Barcode | 00950741 |
| Herbarium | FH |
| Previous ownership | California Fungi no. 936 distributed by the herbarium of the University of California |
| Family | Pucciniaceae |
| Determination | Puccinia extensicola Plowright |
| Determination Remarks | [filed under] [label name] [current name] |
| Annotation Text | duplicate determined by G. B. Cummins, 1939 |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |