Peronospora urticae (Lib.) de Bary Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Oomycota class Peronosporea order Peronosporales family Peronosporaceae genus Pseudoperonospora species Pseudoperonospora urticae Name Homonyms Peronospora urticae (Lib.) de Bary Peronospora urticae Cooke Peronospora urticae (Lib.) Casp.