sourceTaxonName: Puccinia xanthii Schwein.
sourceTaxonPath: Fungi | Basidiomycota | Urediniomycetes | Uredinales | Pucciniaceae | Puccinia | Puccinia xanthii
targetTaxonName: Xanthium canadense
localityName: Along San Joaquin River, eight miles south of U. S. Highway 50, southeast of Tra