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The American Elm cultivar Ulmus americana 'Washington' is a tree of unknown derivation introduced by the U. S. National Park Service.
The American Elm cultivar Ulmus americana 'Patmore' was selected and raised by R. H. Patmore from a native tree in Brandon, Manitoba, Canada. It may be synonymous with another cultivar from the same source, known as 'Brandon'.
The Chinese Elm cultivar Ulmus parvifolia 'Matthew' is one of three American introductions selected for their cold hardiness.
The Chinese Elm cultivar Ulmus parvifolia 'Milliken' is another American introduction.
The Chinese Elm cultivar Ulmus parvifolia 'Pathfinder' is another development by A. M. Townsend of the USDA National Arboretum registered in 1990.
The American elm cultivar Ulmus americana 'Beebe's Weeping' was propagated from a tree growing in the wild at Galena, Illinois, by Mr. E. Beebe circa 1889. It was marketed by the Klehm nursery of Arlington Heights, Illinois, in the early 20th century, as Ulmus 'American Galena Weeping', "American Weeping Elm".
The Chinese Elm cultivar Ulmus parvifolia 'D. B. Cole' was listed in the Arborvillage Farm Nursery Holt, Missouri, Catalogue of Fall 1991–Spring 1992, p.21.
The Chinese Elm cultivar Ulmus parvifolia 'Prairie Shade' is an American clone selected in 1973 in Oklahoma.
The Chinese Elm cultivar Ulmus parvifolia 'Red Fall' is an American clone selected by S. Bieberich of the Sunshine Nursery, Clinton, Oklahoma.
The Chinese Elm cultivar Ulmus parvifolia 'State Fair' was cloned from a tree growing in the grounds of the Oklahoma State Fair, Oklahoma City.
The Chinese Elm cultivar Ulmus parvifolia 'Stone's Dwarf' was commercially released in the US in 1978.
The Chinese Elm cultivar Ulmus parvifolia 'The Thinker' was selected by M. Hayman from a tree on the campus of the University of Louisville, Kentucky.
The Chinese Elm cultivar Ulmus parvifolia 'Select 380' was tested in the United States for cold-hardiness. The name is considered invalid by some for want of fuller description.
The Chinese Elm cultivar Ulmus parvifolia 'Ed Wood' is intended for bonsai, or even model train set landscaping. It is however reputedly hardy to −23 °C (−10 °F).
The Chinese Elm cultivar Ulmus parvifolia 'BSNUPF' was raised by John Barbour of Athena Trees, Monroe, Georgia.
The Chinese Elm cultivar Ulmus parvifolia 'Burnley Select' was grown from seed taken from a tree at the Burnley (horticultural) College, University of Melbourne and selected by Dr Peter May.
The Chinese Elm cultivar Ulmus parvifolia 'Lois Hole' is a dwarf variety cloned from 'Frosty'.
The Chinese Elm cultivar Ulmus parvifolia 'Jade Empress' is an American selection.
The Chinese Elm Ulmus parvifolia cultivar 'Small Frye' is to be released by Plant Introductions Inc. of Georgia
The Chinese Elm cultivar Ulmus parvifolia 'Blizzard' arose in 2001 from a sport mutation on a tree growing in the Louisville Gardens, Kentucky. It was cloned at the Mast Arboretum of the Stephen F. Austin State University, Nacogdoches, Texas.
References
- ↑ "Elm Leaf Beetle Survey". Archived from the original on 2011-07-19. Retrieved 17 July 2017.
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