balsam-fir sawfly

noun

Definition of balsam-fir sawfly

: a greenish sawfly (Neodiprion abietis) that is widespread in the northern U.S. and Canada and has larvae which feed on and defoliate various spruces and the balsam fir

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“Balsam-fir sawfly.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/balsam-fir%20sawfly. Accessed 27 Feb. 2021.

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