Acer rubrum (L.) is comprised of the generic name 'Acer', the species name 'rubrum'. The 'L' stands for "Linnaeus".
Scientific names are composed of two different parts: the genus name and the species name in Latin (it is a specific epithet).
Sometimes another word is added after the genus and species name, which indicates the name of the person that described the species.
This word may be sometimes abbreviated, for example, "L" stands for "Linnaeus".
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