any of several leguminous trees or shrubs (genera Parkinsonia and Cercidium) with spiny branches, green bark, and bright-yellow flowers, found in the SW U.S. and Mexico
Webster’s New World College Dictionary, Fourth Edition, compiled by the
editors of Webster’s New World Dictionaries. Copyright © 2010 by Houghton
Mifflin Harcourt. Published by Houghton Mifflin Harcourt. All rights reserved.
Word origin of 'paloverde'
MexSp, lit., green tree < Sp palo,
a stick, log (< L palus,
a stake, pale2
) + verde,
green < L viridis: