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Beschrijving
BeschrijvingChrysanthemum white rust.jpg
English: Pustules caused by chrysanthemum white rust, Puccinia horiana, on the lower leaf surface and stem of an infected chrysanthemum
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{{Information |Description= Pustules caused by chrysanthemum white rust, ''Puccinia horiana'', on the upper leaf surface and stem of an infected chrysanthemum |Source= [http://www.cbp.gov/xp/cgov/newsroom/multimedia/photo_gallery/afc/field_ops/protecting_