We found 2 definitions of peronospora from 2 different sources.
Noun |
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peronospora - genus of destructive downy mildews | ||
genus Peronospora | ||
fungus genus includes lichen genera | ||
family peronosporaceae, peronosporaceae parasitic fungi: downy mildews | ||
blue mold fungus, peronospora tabacina fungus causing a serious disease in tobacco plants characterized by bluish-grey mildew on undersides of leaves | ||
onion mildew, peronospora destructor fungus causing a downy mildew on onions |