family Peronosporaceae


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Noun1.family Peronosporaceae - parasitic fungi: downy mildews
fungus family - includes lichen families
order Peronosporales, Peronosporales - order of chiefly parasitic lower fungi: Albuginaceae and Peronosporaceae and Pythiaceae
genus Peronospora, Peronospora - genus of destructive downy mildews
downy mildew, false mildew - any of various fungi of the family Peronosporaceae parasitic on e.g. grapes and potatoes and melons