| Classification | Fungi: Basidiomycota: Pucciniomycetes: Pucciniales: Pucciniaceae: Uromyces | 
| Harvard University Herbaria Barcode(s) | 00783321 | 
| Collector | W. G. Solheim | 
| Collector number | 2594 | 
| Country | United States of America | 
| State | California | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California | 
| Locality | Elverta | 
| Date Collected | 1949-05-21 | 
| Host | Polygonum | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4f8ebe7a-52ed-478e-85bd-fb92292b0120 | 
| Harvard University Herbaria Barcode | 00783321 | 
| Herbarium | FH | 
| Previous ownership | [ex] The Rocky Mountain Herbarium, University of Wyoming, Laramie | 
| Family | Pucciniaceae | 
| Determination | Uromyces polygoni-avicularis (Persoon: Persoon) G. H. Otth | 
| Determined by | Cummins, George Baker | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |