natural system

noun

Definition of natural system

: a biological classification based upon morphological and anatomical relationships and affinities considered in the light of phylogeny and embryology specifically : a system in botany other than the artificial or sexual system established by Linnaeus

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“Natural system.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/natural%20system. Accessed 3 Dec. 2020.

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