platform treen.poetic a tree with a wide-spreading, flat-topped crown.Apparently an isolated use.
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the world > plants > by growth or development > defined by habit > tree or woody plant > characterized by habit > [noun] > other types of tree (characterized by habit)
umbrella-tree1791
mophead1876
platform tree1925
1925 E. SitwellTroy Park 67 All day in the limp helpless breeze Beneath the empty platform trees He sits with Brobdignagian asses.