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Puccinia horiana

(click on the images to enlarge them)

 

Upper surface of chrysanthemum leaf,
showing chlorotic spotting.
Central Science Laboratory,
York (GB) British Crown

   Lower surface of chrysanthemum leaf, showing teliosori which have turned white
due to presence of sporidia.
Central Science Laboratory,
York (GB) British Crown

Lower surface of chrysanthemum leaf, showing buff pink teliosori.
Central Science Laboratory,
York (GB) British Crown

    

Symptoms of P. horiana on chrysanthemum.
SRPV, Bourgogne (FR)

Symptoms of P. horiana on chrysanthemum.
SRPV, Bourgogne (FR)

 

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