blister rust

Noun
  1. Any of several diseases of pines caused by rust fungi of the genus Cronartium and marked by destructive invasion of bark and sapwood and producing blisters externally (synset 114301335)
    is a type of: rust - a plant disease that produces a reddish-brown discoloration of leaves and stems; caused by various rust fungi
    same as: white pine blister rust, white-pine rust
  2. Fungus causing white pine blister rust and having a complex life cycle requiring a plant of genus Ribes as alternate host (synset 113085217)
    is a type of: rust, rust fungus - any of various fungi causing rust disease in plants
    belongs to: cronartium, genus cronartium - rust fungi having aecia produced in raised or swollen sori and teliospores borne in waxy columns
    same as: cronartium ribicola

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