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Leaf Spot (Cercospora spp.) on Willow, corkscrew (Salix matsudana 'Tortuosa')


4 Images
5368403
Paul Bachi
University of Kentucky Research and Education Center

Leaves with small, tan centered spots with darker brown borders.

5368404
Paul Bachi
University of Kentucky Research and Education Center

Single leaf with small, tan centered spots with darker brown borders.

5368405
Paul Bachi
University of Kentucky Research and Education Center

Dark-field view of infected tissue with spore-producing hyphae ("conidiophores") seen as dark, fuzzy clumps, with long, thin, clear spores attached.

5368406
Paul Bachi
University of Kentucky Research and Education Center

Long, thin spores of a species of the fungus Cercospora.