| Classification | Fungi: Basidiomycota: Pucciniomycetes: Pucciniales: Pucciniaceae: Puccinia | 
| Harvard University Herbaria Barcode(s) | 00950727 | 
| Collector | J. P. Tracy | 
| Collector number | 6846 | 
| Country | United States of America | 
| State | California | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Humboldt County | 
| Locality | Klamath River at Bluff Creek | 
| Date Collected | 1924-08-31 | 
| Habitat | dry grassy ground | 
| Container | Parasitic Fungi - Humboldt County, California | 
| Host | Carex rosii Boot | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/99235566-2ba6-49ea-a7b4-b7511a5938c5 | 
| Harvard University Herbaria Barcode | 00950727 | 
| Herbarium | FH | 
| Family | Pucciniaceae | 
| Determination | Puccinia extensicola Plowright | 
| Determination Remarks | [filed under] [label name] [current name] | 
| Annotation Text | II, III | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |