#class_Oomycetes__Oomycetes  nonphotosynthetic fungi that resemble algae and that reproduce by forming oospores; sometimes classified as protoctists
  supertype:  class__clas  (biology) a taxonomic group containing one or more orders
  member of:  subdivision_Mastigomycota
  member:  order_Saprolegniales__Saprolegniales  order of chiefly aquatic fungi
     member:  genus_Saprolegnia__Saprolegnia  aquatic fungi growing chiefly on plant debris and animal remains
        member:  white_fungus__Saprolegnia_ferax  a fungus that attacks living fish and tadpoles and spawn causing white fungus disease: a coating of white hyphae on especially peripheral parts (as fins)
        member:  water_mold__watermold  parasitic or saprobic organisms living chiefly in fresh water or moist soil
  member:  order_Peronosporales__Peronosporales  order of chiefly parasitic lower fungi: Albuginaceae and Peronosporaceae and Pythiaceae
     member:  family_Peronosporaceae__Peronosporaceae  parasitic fungi: downy mildews
        member:  genus_Peronospora__Peronospora  genus of destructive downy mildews
           member:  blue_mold_fungus__Peronospora_tabacina  fungus causing a serious disease in tobacco plants characterized by bluish-gray mildew on undersides of leaves
           member:  onion_mildew__onionmildew__peronosporadestructor  fungus causing a downy mildew on onions
           member:  tobacco_mildew__tobaccomildew__Peronospora_hyoscyami  fungus causing a downy mildew on growing tobacco
        member:  downy_mildew__downymildew__falsemildew  any of various fungi of the family Peronosporaceae parasitic on e.g. grapes and potatoes and melons
     member:  family_Albuginaceae__Albuginaceae  fungi that produce white sori resembling blisters on certain flowering plants
        member:  genus_Albugo__Albugo  type genus of the Albuginaceae; fungi causing white rusts
           member:  white_rust__whiterust  fungus causing a disease characterized by a white powdery mass of conidia
     member:  family_Pythiaceae__Pythiaceae  fungi having sporangia usually borne successively and singly at the tips of branching sporangiophores
        member:  genus_Pythium  destructive root-parasitic fungi
           member:  pythium  any fungus of the genus Pythium
        member:  genus_Phytophthora__Phytophthora  destructive parasitic fungi causing brown rot in plants
           member:  Phytophthora_citrophthora  causes brown rot gummosis in citrus fruits
           member:  Phytophthora_infestans  fungus causing late blight in solanaceous plants especially tomatoes and potatoes
  member:  family_Plasmodiophoraceae__Plasmodiophoraceae  family of fungi often causing hypertrophy in seed plants
     member:  genus_Plasmodiophora__Plasmodiophora  type genus of Plasmodiophoraceae comprising minute plant parasitic fungi similar to and sometimes included among the slime molds
        member:  clubroot_fungus__Plasmodiophora_brassicae  a fungus resembling slime mold that causes swellings or distortions of the roots of cabbages and related plants

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