sourceTaxonName: Uromyces appendiculatus
targetTaxonName: Phaseolus vulgaris
localityName: United States
referenceCitation: Alexander, H.M., Groth, J.V., and Roelfs, A.P.. 1985. Virulence changes in %Uromyces appendiculatus% after five asexual generations on a partially resistant cultivar of %Phaseolus vulgaris%. Phytopathology 75:449-453