A North American deciduous tree (Ulmus americana) having double serrate leaves and winged fruits. It is grown chiefly as an ornamental shade tree but often dies from Dutch elm disease.
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Ulmus americana 'Princeton' — Infobox Cultivar | name = Ulmus americana image caption = Princeton aged 6 years, Great Fontley, UK. cultivar = Princeton origin = Princeton, USA synonyms =The Princeton Elm is a cultivar of the American Elm Ulmus americana originally selected in … Wikipedia