larch canker

noun

Definition of larch canker

: a destructive disease of the larch and to a lesser extent of fir and pine caused by an ascomycetous fungus (Dasyscypha willkommii) that produces flattened depressed cankers on the twigs and branches

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“Larch canker.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/larch%20canker. Accessed 30 Nov. 2020.

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