| Classification | Fungi: Basidiomycota: Pucciniomycetes: Pucciniales: Pucciniaceae: Puccinia |
| Harvard University Herbaria Barcode(s) | 00950708 |
| Collector | R. Sprague |
| Collector number | 13396 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California |
| Locality | near Mud Creek Canyon [Mount Shasta] |
| Date Collected | 1939-08-10 |
| Verbatim Elevation | 7000 |
| Habitat | in woods |
| Container | Mycobiota of Mount Shasta |
| Host | Carex brainerdii Mkze. |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/1d3d29e3-ac80-4438-a7b1-c9b9c56f89b8 |
| Harvard University Herbaria Barcode | 00950708 |
| Herbarium | FH |
| Previous ownership | ex herbario Wm. Bridge Cooke |
| Family | Pucciniaceae |
| Determination | Puccinia extensicola Plowright |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |