sourceTaxonName: Phytophthora parasitica
targetTaxonName: Zygocactus truncatus
localityName: United States
referenceCitation: Alfieri Jr., S.A., and Miller, J.W.. 1971. Basal stem and root rot of Christmas cactus caused by %Phytophthora parasitica%. Phytopathology 61:804-806