sourceTaxonName: Melampsora populina (Jacq.) Lév.
sourceTaxonPath: Fungi | Basidiomycota | Urediniomycetes | Uredinales | Melampsoraceae | Melampsora | Melampsora populina
targetTaxonName: leaves of Cottonwood
localityName: Arnold Arboretum, Jamaica Plain
referenceCitation: d33fec44-2c65-40a2-be2d-61b9707234a7