sourceTaxonName: Melampsora medusae
targetTaxonName: Populus sp.
localityName: United States
referenceCitation: Widin, K.D., and Schipper Jr., A.L.. 1981. Effect of %Melampsora medusae% leaf rust infection on yield of hybrid poplars in the north-central United States. Eur. J. Forest Pathol. 11:438-448