CUMMINSIELLA MIRABILISSIMA   | 
  
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| Fig 1 | 
DESCRIPTION: Quite a common species that causes unsightly   patches of purple, yellow and black on various Mahonia species.  On the   underside can be found  several brown powdery pustules. SPORES: Clavate to spheropedunculate, with punctate   walls. HABITAT: On leaves of   various Mahonia species.SEASON: Common. Can   be seen all year round.  |