sentences: "Späth catalogues describe the leaf of "U. montana triserrata" as "usually three-pointed", but herbarium leaf-specimens in the Royal Botanic Garden Edinburgh from Späth's specimens show a non-cuspidate leaf with a triserrate (triple-toothed) margin (see External links below).A cultivar of the Wych Elm, 'Cornuta' is susceptible to Dutch Elm disease.