#boil_smut__Ustilago_maydis  a common smut attacking Indian corn causing grayish white swellings that rupture to expose a black spore mass
  supertype:  cornsmut__corn_smut  a smut fungus attacking Indian corn
  member of:  genus_Ustilago__Ustilago  type genus of the Ustilaginaceae; genus comprising the loose smuts

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