| Classification | Fungi: Basidiomycota: Pucciniomycetes: Pucciniales: Pucciniaceae: Uromyces |
| Barcode(s) | 00941533 |
| Collector | J. P. Tracy |
| Collector number | 14116 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Humboldt County |
| Locality | Trinity River Valley, opposite Willow Creek |
| Date Collected | 1935-07-21 |
| Container | California Fungi |
| Host | On Juncus ensifolius Wikstr. |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4d3962a8-56a9-4790-b6bb-c0eb5c091c4e |
| Harvard University Herbaria Barcode | 00941533 |
| Herbarium | FH |
| Previous ownership | [ex] Herbarium of the University of California |
| Family | Pucciniaceae |
| Determination | Uromyces junci-effusi P. Sydow & Sydow |
| Determined by | Verified by G. B. Cummins |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |