| NOUN | state | white pine blister rust, blister rust, white-pine rust | 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 |
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| Meaning | 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. | |
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| Synonyms | blister rust, white-pine rust | |
| Broader | rust | A plant disease that produces a reddish-brown discoloration of leaves and stems |