FIELD: biochemistry.SUBSTANCE: invention relates to the field of biochemistry, in particular to a sunflower plant immunity to the powdery mildew pathogen, as well as to its seed and tissue. Method for obtaining a sunflower plant with immunity to the pathogen of downy mildew is also disclosed, comprising the step of introducing into the sunflower plant a gene that provides immunity to downy mildew.EFFECT: invention makes it possible to effectively obtain a sunflower plant that has immunity or increased immunity to downy mildew.9 cl, 2 dwg