September 18, 2017

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A single species gave rise to 220 more and two distinct lineages of oaks--red oaks and white oaks--that moved through the boreal zone to populate large swaths of the continent all the way into Mexico. These two findings--simultaneous evolutionary diversification in the red and white oaks, each following the same geographic routes; and two relatively recent origins of the Mexican oaks--are a surprise conclusion to a scientific mystery.Full Story

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University of Minnesota

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