Definition of Wislizenus's cottonwood
: a poplar (Populus wislizenii) of the southwestern U.S. that is often planted as a shade tree in arid regions and has large yellowish green leaves —called also Wiz‧le‧zen's poplar \ˈvisləˌzānz-\
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Origin and Etymology of wislizenus's cottonwood
after Frederick A. Wislizenus †1889 American physician and explorer born in Germany
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