an American magnolia, Magnolia tripetala, having large leaves in umbrellalike clusters.
any of various other trees resembling an umbrella.
Origin of umbrella tree
An Americanism dating back to 1730–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
a North American magnolia, Magnolia tripetala, having long leaves clustered into an umbrella formation at the ends of the branches and unpleasant-smelling white flowers
Also called: umbrella bush Any of various other trees or shrubs having leaves shaped like an umbrella or growing in an umbrella-like cluster
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012