circumboreal[sʉr′kəm bôr′ē əl]
circumboreal definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
of or having to do with plants and animals inhabiting boreal regions of North America and Eurasia
circumboreal definition by American Heritage Dictionary
Distributed or occurring chiefly throughout the boreal regions of North America and Eurasia. Used especially of plants.