species: Quercus macrocarpa
common name: bur oak
family: Fagaceae
where & when encountered: Old Westbury, NY - 2015
What distinguishes this oak from the rest is that it is one of the tallest and produces the largest acorn of any species in North America - hence the name macrocarpa, which means large fruit. Bur oak is sometimes spelled burr oak.
HUGE! Jackpot for a squirrel, perhaps?
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