Image Number: 5377183

Downy mildew on watermelon. Note that lesions are irregularly shaped and that some have a tan margin with black flecks.  Symptoms of downy mildew on watermelon are quite different from symptoms on other cucurbits.
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Image location:
North Carolina, United States


Kingdom: Chromista
Phylum: Oomycota
Class: Oomycetes
Order: Peronosporales
Family: Peronosporaceae
Genus: Pseudoperonospora
Subject: Pseudoperonospora cubensis (Berk. & M.A. Curtis) Rostovzev


Kingdom: Plantae
Phylum: Magnoliophyta
Class: Magnoliopsida
Subclass: Dilleniidae
Order: Violales
Family: Cucurbitaceae
Genus: Citrullus
Subject: Citrullus lanatus var. lanatus (Thunb.) Matsumura & Nakai
Node Affiliation:
Image uploaded:
Wednesday, July 23, 2008
Image last updated:
Tuesday, December 14, 2010