sourceTaxonName: Puccinia carduorum
targetTaxonName: Carduus tenuiflorus
localityName: United States
referenceCitation: Politis, D.J., Watson, A.K., and Bruckart, W.L.. 1984. Susceptibility of musk thistle and related composites to %Puccinia carduorum%. Phytopathology 74:687-691