Ulmus parvifolia 'Nire-keyaki'

Last updated
Ulmus parvifolia 'Nire-keyaki'
Species Ulmus parvifolia
Cultivar 'Nire-keyaki'
OriginNot known

The Chinese Elm cultivar Ulmus parvifolia 'Nire-keyaki' is a dwarf variety principally used for bonsai.

Contents

Description

The clone is distinguished by its dense branching and fringed leaves.

Pests and diseases

The species and its cultivars are highly resistant, but not immune, to Dutch elm disease, and unaffected by the elm leaf beetle Xanthogaleruca luteola . [1]

Cultivation

Known in Europe and Australasia, 'Nire-keyaki' does not appear to have been introduced to North America

Synonymy

Accessions

None known.

Nurseries

Europe

Australasia

Related Research Articles

The Chinese Elm cultivar Ulmus parvifolia 'UPMTF' was raised by Moon's Tree Farm nursery, Atlanta, United States.

The Chinese Elm cultivar Ulmus parvifolia 'Burgundy' is a small American development.

The Chinese Elm cultivar Ulmus parvifolia 'Emer I' or 'Emerald Isle' was cloned from a tree planted circa 1920 on the University of Georgia campus at Athens.

The Chinese Elm cultivar Ulmus parvifolia 'Hallelujah' is one of three American introductions made circa 1992 that were selected for their cold hardiness. 'Hallelujah' is known to have withstood -37°C (-35°F) in Missouri.

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.

<i>Ulmus parvifolia</i> Sempervirens Elm cultivar

The Chinese Elm cultivar Ulmus parvifolia 'Sempervirens' is an American introduction, commonly known by the synonym 'Evergreen', and may also be in synonymy for U. parvifolia 'Pendens'.

The Chinese Elm cultivar Ulmus parvifolia 'Todd' was developed by Fleming's Nurseries in Victoria, Australia, and registered in 2001.

The Chinese Elm cultivar Ulmus parvifolia 'Pendens' was listed by Rehder in Journal of the Arnold Arboretum 26: 473, 1872 as Ulmus parvifolia f. pendens.

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 'Garden City Clone' was raised in Kansas. The champion tree was 18 m tall in 1993; however, the name 'Garden City Clone' is not officially recognized.

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 'BSNUPF' was raised by John Barbour of Athena Trees, Monroe, Georgia.

The Chinese Elm cultivar Ulmus parvifolia 'Yarralumla' is a cultivar raised by the Yarralumla Nursery in Canberra, Australia.

References

  1. "Elm Leaf Beetle Survey". Archived from the original on 2011-07-19. Retrieved 17 July 2017.