sourceTaxonName: Melampsora medusae
targetTaxonName: Larix sp.
localityName: United States
referenceCitation: Widin, K.D., and Schipper, A.L.. 1980. Epidemiology of %Melampsora medusae% leaf rust of poplars in the north central United States. Canad. J. Forest Res. 10:257-263